EP1584415B1 - Manually operable torque producing tool with support for electric/electronic means and/or electrical power supply - Google Patents
Manually operable torque producing tool with support for electric/electronic means and/or electrical power supply Download PDFInfo
- Publication number
- EP1584415B1 EP1584415B1 EP05290708A EP05290708A EP1584415B1 EP 1584415 B1 EP1584415 B1 EP 1584415B1 EP 05290708 A EP05290708 A EP 05290708A EP 05290708 A EP05290708 A EP 05290708A EP 1584415 B1 EP1584415 B1 EP 1584415B1
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- European Patent Office
- Prior art keywords
- support
- tool according
- tool
- axis
- electronic circuit
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- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000429 assembly Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
- B25B23/1422—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters
- B25B23/1425—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters by electrical means
Definitions
- the present invention relates to a dynamometric tool with manual application of torque according to the preamble of claim 1.
- a dynamometric tool with manual application of torque according to the preamble of claim 1.
- Such a tool is known from WO 03/041914 A.
- the electrical / electronic means and / or power supply of a torque tool comprise components and electrical / electronic circuits powered by batteries.
- Such means are generally positioned flat, next to each other, inside the tool or projecting out of the tool. This positioning has the disadvantage of occupying a very large volume, which affects the overall compactness.
- access to other internal sets of the tool requires partial disassembly and complete removal of power sources.
- the present invention overcomes the disadvantages of the prior art by providing a torque tool according to claim 1 optimizing the volume occupied by said electrical / electronic means and / or power supply of the tool.
- its support can significantly reduce the cost of industrial assembly subsets of a torque tool.
- the support shown in perspective in Figures 1a and 1b is adapted to receive electrical / electronic means and / or power supply of a hand-held dynamometer.
- the support 1 comprises a body 2 of substantially cylindrical shape, extending along an axis XX.
- the support 1 is limited axially by a first end face 3 and a second end face 4, substantially perpendicular to the axis XX.
- the body 2 comprises, externally, a flat surface 15 parallel to the axis XX forming a housing adapted to receive an electronic circuit board, and three cylindrical recesses 16 extending longitudinally along axes parallel to the axis XX of the support 1 and adapted to receive power supply members such as "AAA" type batteries or accumulators.
- the recesses and / or recesses are distributed around the axis XX, at the periphery of the body 2, radially and externally with respect to the longitudinal axis of the support 1.
- the body 2 comprises a central duct 17 of axis X-X opening into each of the end faces 3 and 4 of the body 2 and allowing the passage of a male key or a screwdriver blade.
- the outer surface of the body 2 is based on a closed profile shown in cross section in FIG. 3a, the base being projected along the X-X axis of the body 2.
- the outer profile of the body 2 is symmetrical with respect to a plane XZ, the axis ZZ perpendicular to the axis XX being shown vertically in FIG. 1a.
- Said profile comprises a first sector 5 and a second sector 6, circular of radius R, centered at a point O located on the axis XX of the body 2.
- the first sector 5 is bounded by the end points A and B, the second sector 6 by the end points C and D.
- Said profile comprises a straight line 7, perpendicular to the axis XX of the body 2, connecting two end points A and C respectively sectors 5 and 6 located symmetrically with respect to XZ plane.
- said profile From the other endpoint B of the sector 5, said profile comprises a first sector 11 ', circular of center O' and of radius r, r being less than R, whose convexity is oriented towards the center O of 2.
- said profile comprises a second sector 11 '', circular of center O '' and of same radius r, whose convexity is oriented towards the center O of the profile of the body 2.
- a third sector 12, circular of center O "'and of radius r, whose convexity is oriented towards the center O of the profile of the body 2 is positioned such that so that the point O "'is situated in the plane XZ, and the points O', O '' and O '''are equidistant from the point O.
- the three sectors 11 ', 11 "and 12 of radius r are angularly distributed on both sides of the XZ plane such that the extensions of said sectors 11 are substantially close to the extensions of the sector 12, in particular tangentially.
- the base of the body 2 comprises a circular internal closed profile 14 of center O and radius r ', situated inside the closed external profile, the radius r' being dimensioned to maintain a substantial distance between the line 7, the sectors 11 ', 11 "and 12 and the inner profile 14.
- the planar face 15 includes two locating pins 30 for an electrical / electronic circuit board.
- end faces 3 and 4 each include a locating pin 30 for an electrical / electronic circuit board.
- end face 4 comprises a threaded blind hole 31 adapted to receive a threaded member (not shown) for fixing an electric / electronic circuit board on the face 4.
- a second conduit 32 opening into each of the end faces 3 and 4 allows the passage of a fastener (not shown) for securing the support to another set of the tool.
- the central duct 17 comprises at each of its ends a bore 18, 19 of radius slightly larger than that of the central duct 17.
- a shoulder 20 connects the bore 18 to the duct 17 and a shoulder 21 connects the bore 19 to the conduit 17.
- the inner surfaces of the bores 18 and 19 form guide surfaces for other sets of the tool.
- the central duct 17 is extended at each of its ends by a tubular sleeve 22, 23, of material and outside radius slightly greater than that of the central duct 17.
- the outer surfaces of the sleeves 22 and 23 form guide surfaces for other sets of the tool.
- the support 1 can be made in one piece, for example injected plastic material.
- the support 1 ' comprises a substantially cylindrical body 2' extending along a longitudinal axis TT and having a central hollow zone 130.
- the outer profile 31 comprises a housing 33 for receiving an electrical / electronic circuit board and the internal profile 32 comprises recesses 34, 34 ' and 34 "to receive power supply members
- Deformable elements 35,36 are adapted to respectively retain the power supply members in the recesses 34, 34 'and 34" and an electrical / electronic circuit board in the housing 33.
- the recesses and / or housings, shown in FIG. 3b, are also distributed around the longitudinal axis T-T, close to the periphery of the body 2.
- the duct 17 illustrated in FIGS. 1a to 1c and the central hollow zone 130 illustrated in FIG. 3b form a transverse geometrical clearance extending respectively along the axis XX and TT of the support 1 and 1 '.
- the support module 41 shown in perspective in Figures 4a and 4b comprises a support 1 according to Figures 2a and 2b.
- the module 41 is equipped with three electric batteries 42 (only two are shown) in the form of batteries or accumulators of "AAA" type.
- the module 41 is also equipped with a first electronic circuit board 43 received in the housing formed by the flat face 15 extending in a plane parallel to the axis of the support 1.
- the module 41 is still equipped on each of the faces 3 and 4 end of the support 1 of a second plate 44 and a third plate 45 of electrical circuit, positioned perpendicular to the axis of the support 1.
- the second circuit board 44 comprises a first central lumen 46 of shape conjugate to that of the tubular sleeve 22 of the support 1 and facing the sleeve 22.
- the second plate 44 also comprises a second slot 47 facing the conduit 32 of the support 1 and an oblong slot 48 opposite the positioning pin 30 of the end face 4 of the body 2 of the support 1.
- the second plate 44 also comprises a third lumen (not shown) facing the threaded hole 31 of the support 1 and an indentation 49 allowing a passage for electrical / electronic elements, such as a flexible antenna (not shown).
- the third circuit board 45 comprises a first central lumen (not shown) of shape conjugate to that of the tubular sleeve 23 of the support 1 and facing the sleeve 23.
- the third plate 45 also comprises a second lumen (not shown) opposite the conduit 32 of the support 1 and an oblong notch 49 facing the positioning stud 30 of the end face 3 of the body 2 of the support 1 .
- a fastener 50 is threaded into the threaded blind bore 31 to maintain the second electrical circuit board 44 on the support 1.
- the second circuit board 44 comprises two electrical contact pads (no shown). Opposite the negative terminal of a power supply member 42, the second circuit board 44 comprises a deformable electrical contact element 51 resiliently biasing the power supply member 42 considered.
- the third circuit board 45 comprises an electrical contact pad (not shown). Opposite the negative terminals of the two other power supply members 42, the third circuit board 45 comprises two elements 51 (only one is shown) of deformable electrical contact resiliently biasing each of the supply members 42 considered.
- the set of two electric circuit boards 44, 45 and three power supply members 42 form a power supply circuit for the first electronic circuit board 43.
- a connection (not shown) electrically connects the power supply circuit to the first electronic circuit board 43.
- the first electronic circuit board 43 further comprises a data transmission unit comprising radio frequency means and at least one antenna (not shown).
- the hand tool 61 shown in FIGS. 5 to 7 is a dynamometric tool, in particular a torque wrench.
- the torque wrench 61 extends along a longitudinal axis SS, oriented, from back to front, with respect to an operator of the key.
- the key 61 essentially comprises a driving portion 62 located at the distal or front end of the key 61, a gripping portion 63 located at the proximal or rear end of the key 61, and an intermediate portion 64, in the form of a key. an outer casing or sleeve 65 covering an inner tube or bar 66, located between the drive portion 62 and the gripping portion 63.
- the driving portion 62 comprises a front block 67 projecting from the front of the sleeve 65, having, at its front end, an attachment 68, known per se, in which an actuating device can be fitted and fixed. (not shown)
- the latter is typically a reversible ratchet head on which fits a screw socket.
- a rear block (not shown) of the driving portion 62 may extend within the intermediate portion 64.
- Internal mechanical means connect the drive portion and the intermediate and gripping portions. These mechanical means allow an operator to transmit a tightening torque to a fastener by manually applying a force at the gripping portion.
- the internal mechanical means may consist in particular of either an instrumented bending beam of measuring means as described in patent FR 2 707 395 or FR 2 538 741 in the name of the applicant, the corresponding key being known under the designation electronic torque wrench, or a breakaway mechanism urged by a compression spring and equipped with a setting device, mechanism as described in patent FR 2 841 492 in the name of the applicant, the corresponding key being known as a torque wrench trigger, or a breakaway mechanism urged by a compression spring and equipped with a setting device, mechanism as described in patent DE 22 08 878, the key corresponding being known as a torque wrench break.
- the gripping portion 63 includes a handle-holder 71 of generally cylindrical shape extending coaxially with the axis S-S of the key.
- an assembly element 91 of generally cylindrical shape extending coaxially with the longitudinal axis of the key SS comprises at its periphery an external thread 92 capable of cooperating with a threading made on the inner wall of the tube 66
- the connecting element 91 has on its periphery a tapped bore 93 with an axis perpendicular to the axis SS of the key.
- the fastener 73 is screwed into the threaded bore 93 of the fastener element 91 through a slot 69 in the wall of the tube 66.
- the proximal end face 94 of the connecting element 91 comprises a central bore 95 opening on the distal face of the connecting element 91 whose function will be described later.
- the proximal end 173 of the handle holder 71 has a tubular section 74 extending longitudinally, of shape and dimension adapted to receive the support-module 41 defined above.
- An elongate lumen 75 is made axially and away from the proximal end face 74, on a half-circumference of the outer wall 76 of the handle-holder 71.
- a longitudinal fastening element 86 holds the support module 41 in position in the handle-holder 71 by passing through the conduit 32 of the support 1 and the lights facing each other. of the conduit 32 arranged on the second 44 and third 45 circuit boards of the support module 41 defined above.
- a clearance 77 is made between the light 75 and the distal end 72, in the half-circumference opposite that of the light 75.
- This configuration allows the passage of electrical conductors and their connection to one of the electric circuit boards 44, 45 positioned perpendicularly to the axis of the support 1 of the support module 41.
- two holes 79 perpendicular to the axis SS of the key pass through the wall of the tubular section 74 of the handle-holder 71.
- the handle holder 71 has, between the clearance 77 and the distal end 72, a groove 78 adapted to receive a seal 80, such as an O-ring.
- the gripping portion 63 also comprises a handle in the form of a sleeve 101, of shape and dimension able to fit on the handle support 71 and fixed integrally to the latter by means of a radial fastening element 85.
- the proximal end 102 of the sleeve 101 protrudes slightly from the proximal end 74 of the handle holder 71.
- the gripping portion 63 further comprises a proximal plug 111.
- the proximal end of the stopper 111 comprises a radial ring 112 of circular shape projecting radially relative to the sleeve 101.
- the distal end of the cap 111 has a male portion 113 adapted to fit into the tubular proximal end 74 of the handle-holder 71.
- the plug 111 also has an intermediate portion 116 whose male portion is adapted to fit into the proximal female end 102 of the sleeve 101.
- a sealing bead 117 is formed on the outer surface of the male portion 116 and co-operates with the inner surface of the sleeve 101.
- the plug 111 further comprises a passage 118 extending in the axis SS of the key 61 and in the extension of the conduit 17 of the support 1 of the support module 41.
- a shutter 119 closes the passage 118 of the plug 111.
- the plug 111 also includes a passage 120 capable of passing a flexible antenna 87 connected to one of the electrical / electronic circuit boards of the support module 41
- two radial bores 114 made on the distal portion 113 of the plug 111 are positioned opposite the holes 79 of the handle-holder 71 to allow the insertion of pins 115 and thus to make integral the plug 111 and the handle-holder 71.
- the support 1 of the support module 41 is of the type shown in Figures 2a and 2b.
- the longitudinal axes of the different pieces are coincident along the SS axis of the key.
- the sleeves 22, 23 of the support 1 position and guide the support module 41 respectively in the bearings 121 of the stopper 111 and 81 of the handle-holder 71.
- This configuration has the advantage of leaving access to an internal mechanical means 82 (FIG. an internal device for setting a biasing means (not shown), such as a compression spring.
- the internal setting device 82 of the biasing means extends along the longitudinal axis of the tool.
- This arrangement allows an operator to introduce a screwdriver blade or a male key to access from the outside, for example to the drive portion 83 of the setting device 82 through successively and from outside, the plug 111 , the support module 41, the assembly element 91, via the conduit 17.
- the tool described has an improved compactness compared to known configurations and that the industrial assembly of sub-assemblies and assemblies is economically very interesting for a manufacturer of hand-held dynamometer tools.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
- Surgical Instruments (AREA)
- Manipulator (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Machine Tool Units (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
Description
La présente invention concerne un outil dynamométrique à application manuelle du couple selon le préambule de la revendication 1. Un tel outil est connu du document WO 03/041914 A .The present invention relates to a dynamometric tool with manual application of torque according to the preamble of
De manière connue, les moyens électriques/électroniques et/ou d'alimentation électrique d'un outil dynamométrique comportent des composants et circuits électriques/électroniques alimentés par des batteries.
De tels moyens sont généralement positionnés à plat, les uns à côté des autres, à l'intérieur de l'outil ou bien en saillie à l'extérieur de l'outil.
Ce positionnement a pour inconvénient d'occuper un volume très important, ce qui nuit à la compacité générale.
En outre, l'accès à d'autres ensembles internes de l'outil nécessite un démontage partiel et le retrait complet de sources d'alimentation électrique.In known manner, the electrical / electronic means and / or power supply of a torque tool comprise components and electrical / electronic circuits powered by batteries.
Such means are generally positioned flat, next to each other, inside the tool or projecting out of the tool.
This positioning has the disadvantage of occupying a very large volume, which affects the overall compactness.
In addition, access to other internal sets of the tool requires partial disassembly and complete removal of power sources.
Dans ce contexte, la présente invention pallie les inconvénients de l'art antérieur en proposant un outil dynamométrique selon la revendication 1 optimisant le volume occupé par lesdits moyens électriques/électroniques et/ou d'alimentation électrique de l'outil. En outre, son support permet de baisser sensiblement les coûts d'assemblage industriel de sous-ensembles d'un outil dynamométrique.In this context, the present invention overcomes the disadvantages of the prior art by providing a torque tool according to claim 1 optimizing the volume occupied by said electrical / electronic means and / or power supply of the tool. In addition, its support can significantly reduce the cost of industrial assembly subsets of a torque tool.
Suivant d'autres caractéristiques de l'invention :
- les évidements et/ou logements sont répartis radialement, et en particulier extérieurement, par rapport à l'axe longitudinal du support,
- les évidements et/ou logements s'étendent longitudinalement suivant des axes ou plans parallèles à l'axe du support,
- le support comprend au moins un, de préférence trois évidements longitudinaux, aptes à recevoir des organes d'alimentation électrique,
- le dégagement géométrique est un conduit prolongé au moins à une face d'extrémité du support par un manchon de guidage de section tubulaire circulaire,
- au moins à l'une de ses faces d'extrémités, le support comporte des moyens de positionnement et/ou de fixation d'un élément électrique ou électronique perpendiculairement à l'axe du support,
- le moyen support est une pièce monobloc, en particulier en matériau plastique, et
- au moins une plaque de circuit électrique/électronique est reçu dans un logement du support.
- the recesses and / or housings are distributed radially, and in particular externally, with respect to the longitudinal axis of the support,
- the recesses and / or recesses extend longitudinally along axes or planes parallel to the axis of the support,
- the support comprises at least one, preferably three longitudinal recesses, adapted to receive power supply members,
- the geometric clearance is a duct extended at least at one end face of the support by a guide sleeve of circular tubular section,
- at least at one of its end faces, the support comprises means for positioning and / or fixing an electrical element or electronic perpendicular to the axis of the support,
- the support means is a one-piece piece, in particular made of plastic material, and
- at least one electrical / electronic circuit board is received in a housing of the support.
L'invention sera mieux comprise à la lumière de la description qui suit, se rapportant à un exemple de réalisation illustratif mais en aucun cas limitatif, en référence aux dessins annexés dans lesquels :
- la figure 1a est une vue en perspective d'une première forme de réalisation de support de moyens électriques/électroniques et/ou d'alimentation ;
- la figure 1b est une vue en perspective par retournement à 180° de la forme de réalisation de support illustrée à la figure 1a ;
- la figure 1c est une vue en perspective en coupe longitudinale de la forme de réalisation de support suivant la ligne CC de la figure 1b
- la figure 2a est une vue en perspective d'une variante de la première forme de réalisation de support de moyens électriques/électroniques et/ou d'alimentation ;
- la figure 2b est une vue en perspective par retournement à 180° de la variante de réalisation de support illustrée à la figure 2a ;
- la figure 3a est une vue à échelle agrandie prise en section transversale suivant la ligne A-A de la figure 1a ;
- la figure 3b est une vue à échelle agrandie prise en section transversale d'une deuxième forme de réalisation du support ;
- la figure 4a est une vue en perspective d'un module-support, montrant le support des figures 2a et 2b ;
- la figure 4b est une vue en perspective par retournement à 180° de la forme de réalisation du module-support illustré à la figure 4a;
- la figure 5 est une vue en perspective éclatée d'un outil à main suivant l'invention ;
- la figure 6 est une vue en perspective en mode semi assemblé de l'outil illustré sur la figure 5.
- la figure 7 est une vue en coupe longitudinale de l'outil à main suivant la ligne VII-VII de la figure 6.
- Figure 1a is a perspective view of a first embodiment of support of electrical / electronic means and / or power supply;
- Fig. 1b is a 180 ° upside-down perspective view of the carrier embodiment shown in Fig. 1a;
- FIG. 1c is a perspective view in longitudinal section of the embodiment of support along the line CC of FIG. 1b
- FIG. 2a is a perspective view of a variant of the first embodiment of support of electrical / electronic and / or power supply means;
- Figure 2b is a perspective view by turning 180 ° of the alternative embodiment of support illustrated in Figure 2a;
- Figure 3a is an enlarged view taken in cross section along the line AA of Figure 1a;
- Figure 3b is an enlarged view taken in cross section of a second embodiment of the support;
- Figure 4a is a perspective view of a support module, showing the support of Figures 2a and 2b;
- FIG. 4b is a perspective view by 180 ° reversal of the embodiment of the support module illustrated in FIG. 4a;
- Figure 5 is an exploded perspective view of a hand tool according to the invention;
- FIG. 6 is a perspective view in semi-assembled mode of the tool illustrated in FIG. 5.
- Figure 7 is a longitudinal sectional view of the hand tool along the line VII-VII of Figure 6.
Le support représenté en perspective aux figures 1a et 1b est adapté pour recevoir des moyens électriques/électroniques et/ou d'alimentation électrique d'un outil dynamométrique à main.The support shown in perspective in Figures 1a and 1b is adapted to receive electrical / electronic means and / or power supply of a hand-held dynamometer.
Le support 1 comporte un corps 2 de forme sensiblement cylindrique, s'étendant suivant un axe X-X. Le support 1 est limité axialement par une première face d'extrémité 3 et une deuxième face d'extrémité 4, sensiblement perpendiculaires à l'axe X-X.
Le corps 2 comprend, extérieurement, une surface plane 15 parallèle à l'axe X-X formant un logement apte à recevoir une plaque de circuit électronique, et trois évidements cylindriques 16 s'étendant longitudinalement suivant des axes parallèles à l'axe X-X du support 1 et aptes à recevoir des organes d'alimentation électrique tels que des piles ou accumulateurs de type « AAA ».
Les évidements et/ou logements sont répartis autour de l'axe X-X, à la périphérie du corps 2, radialement et extérieurement par rapport à l'axe longitudinal du support 1.The
The
The recesses and / or recesses are distributed around the axis XX, at the periphery of the
En outre, le corps 2 comprend un conduit central 17 d'axe X-X débouchant dans chacune des faces d'extrémité 3 et 4 du corps 2 et permettant le passage d'une clé mâle ou d'une lame de tournevis.In addition, the
La surface extérieure du corps 2 a pour base un profil fermé représenté en section transversale sur la figure 3a, la base étant projetée suivant l'axe X-X du corps 2.The outer surface of the
Le profil extérieur du corps 2 est symétrique par rapport à un plan XZ, l'axe Z-Z perpendiculaire à l'axe X-X étant représenté verticalement sur la figure 1a. Ledit profil comprend un premier secteur 5 et un deuxième secteur 6, circulaires de rayon R, centrés en un point O situé sur l'axe X-X du corps 2. Le premier secteur 5 est limité par les points d'extrémités A et B, le deuxième secteur 6 par les points d'extrémités C et D. Ledit profil comprend une droite 7, perpendiculaire à l'axe X-X du corps 2, reliant deux points d'extrémité A et C respectivement des secteurs 5 et 6 situés symétriquement par rapport au plan XZ. A partir de l'autre point d'extrémité B du secteur 5, ledit profil comprend un premier secteur 11', circulaire de centre O' et de rayon r, r étant inférieur à R, dont la convexité est orientée vers le centre O du profil du corps 2. De façon symétrique, à partir de l'autre point d'extrémité D du secteur 6, ledit profil comprend un second secteur 11' ' , circulaire de centre O' ' et de même rayon r, dont la convexité est orientée vers le centre O du profil du corps 2. Un troisième secteur 12, circulaire de centre O "', et de rayon r, dont la convexité est orientée vers le centre O du profil du corps 2 est positionné de telle manière que le point O"' est situé dans le plan XZ, et que les points O' , O' ' et O' ' ' sont à égale distance du point O.The outer profile of the
Les trois secteurs 11', 11" et 12 de rayon r sont répartis angulairement de part et d'autre du plan XZ de telle manière que les prolongements desdits secteurs 11 se rapprochent sensiblement des prolongements du secteur 12, en particulier tangentiellement.The three
Deux segments 13, de faible dimension, relient les secteurs 11' et 11" au secteur 12.Two
Comme représenté sur la figure 3a, la base du corps 2 comprend un profil intérieur fermé circulaire 14 de centre O et de rayon r', situé à l'intérieur du profil extérieur fermé, le rayon r' étant dimensionné pour conserver une distance substantielle entre la droite 7, les secteurs 11', 11" et 12 et le profil intérieur14.As shown in FIG. 3a, the base of the
Comme représenté sur les figures 1a et 1b, la face plane 15 comprend deux tétons 30 de positionnement pour une plaque de circuit électrique/électronique.
De même, les faces d'extrémité 3 et 4 comprennent chacune un téton 30 de positionnement pour une plaque de circuit électrique/électronique.As shown in Figures 1a and 1b, the
Likewise, end faces 3 and 4 each include a locating
En outre, la face d'extrémité 4 comprend un trou borgne taraudé 31 apte à recevoir un organe fileté (non représenté) pour la fixation d'une plaque de circuit électrique/électronique sur la face 4.In addition, the end face 4 comprises a threaded
Un second conduit 32 débouchant dans chacune des faces d'extrémité 3 et 4 permet le passage d'un organe de fixation (non représenté) destiné à solidariser le support sur un autre ensemble de l'outil.A
Dans la forme de réalisation représentée sur la figure 1c, le conduit central 17 comprend à chacune de ses extrémités un alésage 18,19 de rayon légèrement plus grand que celui du conduit central 17. Un épaulement 20 relie l'alésage 18 au conduit 17 et un épaulement 21 relie l'alésage 19 au conduit 17.
Les surfaces internes des alésages 18 et 19 forment des surfaces de guidage pour d'autres ensembles de l'outil.In the embodiment shown in FIG. 1c, the
The inner surfaces of the
Dans une variante représentée sur la figure 2a, le conduit central 17 est prolongé à chacune de ses extrémités d'un manchon tubulaire 22,23, venu de matière et de rayon extérieur légèrement supérieur à celui du conduit central 17.
Les surfaces externes des manchons 22 et 23 forment des surfaces de guidage pour d'autres ensembles de l'outil.In a variant shown in FIG. 2a, the
The outer surfaces of the
Le support 1 peut être réalisé d'une seule pièce, par exemple en matériau plastique injecté.The
Dans un deuxième mode de réalisation représenté en section transversale sur la figure 3b, le support 1' comprend un corps 2' de forme sensiblement cylindrique s'étendant suivant un axe longitudinal T-T et présentant une zone creuse centrale 130.
Le profil externe 31 comprend un logement 33 pour recevoir une plaque de circuit électrique/électronique et le profil 32 interne comprend des évidements 34, 34' et 34" pour recevoir des organes d'alimentation électrique. Des éléments déformables 35,36 sont aptes à retenir respectivement les organes d'alimentation électrique dans les évidements 34, 34' et 34" et une plaque de circuit électrique/électronique dans le logement 33.In a second embodiment shown in cross section in FIG. 3b, the support 1 'comprises a substantially cylindrical body 2' extending along a longitudinal axis TT and having a central
The
Les évidements et/ou logements, représentés sur la figure 3b, sont également répartis autour de l'axe longitudinal T-T, proche de la périphérie du corps 2.The recesses and / or housings, shown in FIG. 3b, are also distributed around the longitudinal axis T-T, close to the periphery of the
Le conduit 17 illustré sur les figures 1a à 1c et la zone creuse centrale 130 illustrée sur la figure 3b forment un dégagement géométrique traversant s'étendant suivant respectivement l'axe XX et TT du support 1 et 1' .The
Le module support 41 représenté en perspective aux figures 4a et 4b comprend un support 1 selon les figures 2a et 2b.The
Le module 41 est équipé de trois batteries électriques 42 (uniquement deux sont représentées) sous forme de piles ou accumulateurs de type « AAA ». Le module 41 est également équipé d'une première plaque de circuit électronique 43 reçue dans le logement formé par la face plane 15 s'étendant dans un plan parallèle à l'axe du support 1. Le module 41 est encore équipé sur chacune des faces d'extrémité 3 et 4 du support 1 d'une deuxième plaque 44 et d'une troisième plaque 45 de circuit électrique, positionnées perpendiculairement à l'axe du support 1.The
La deuxième plaque de circuit 44 comprend une première lumière centrale 46 de forme conjuguée à celle du manchon tubulaire 22 du support 1 et en vis à vis du manchon 22.
La deuxième plaque 44 comprend également une deuxième lumière 47 en vis à vis du conduit 32 du support 1 et une échancrure oblongue 48 en vis à vis du téton de positionnement 30 de la face d'extrémité 4 du corps 2 du support 1.
La deuxième plaque 44 comprend encore une troisième lumière (non représentée) en vis à vis du trou taraudé 31 du support 1 et une échancrure 49 permettant de laisser un passage pour des éléments électriques/électroniques, tel qu'une antenne souple (non représentée).
La troisième plaque de circuit 45 comprend une première lumière centrale (non représentée) de forme conjuguée à celle du manchon tubulaire 23 du support 1 et en vis à vis du manchon 23.
La troisième plaque 45 comprend également une deuxième lumière (non représentée) en vis à vis du conduit 32 du support 1 et une échancrure oblongue 49 en vis à vis du téton de positionnement 30 de la face d'extrémité 3 du corps 2 du support 1.The
The
The
The
The
Un élément de fixation 50 est vissé dans l'alésage borgne taraudé 31 pour maintenir la deuxième plaque de circuit électrique 44 sur le support 1.A
En vis à vis des bornes positives de deux des organes d'alimentation 42, la deuxième plaque de circuit 44 comprend deux plages de contact électrique (non représentées). En vis à vis de la borne négative d'un organe d'alimentation 42, la deuxième plaque de circuit 44 comprend un élément 51 de contact électrique déformable sollicitant élastiquement l'organe d'alimentation 42 considéré.With respect to the positive terminals of two of the
En vis à vis de la borne positive d'un organe d'alimentation 42, la troisième plaque de circuit 45 comprend une plage de contact électrique (non représentée). En vis à vis des bornes négatives des deux autres organes d'alimentation 42, la troisième plaque de circuit 45 comprend deux éléments 51 (un seul est représenté) de contact électrique déformables sollicitant élastiquement chacun des organes d'alimentation 42 considérés.Opposite the positive terminal of a
L'ensemble des deux plaques de circuit électrique 44, 45 et des trois organes d'alimentation 42 forment un circuit d'alimentation électrique pour la première plaque de circuit électronique 43.The set of two
Une connexion (non représentée) relie électriquement le circuit d'alimentation électrique à la première plaque de circuit électronique 43.A connection (not shown) electrically connects the power supply circuit to the first
La première plaque de circuit électronique 43 comporte, en outre, une unité de transmission de données comprenant des moyens radio fréquence et au moins une antenne (non représentés).The first
L'outil à main 61 représenté sur les figures 5 à 7 est un outil dynamométrique, en particulier une clé dynamométrique.The
La clé dynamométrique 61 s'étend suivant un axe longitudinal S-S, orienté, d'arrière en avant, par rapport à un opérateur de la clé.
La clé 61 comporte essentiellement une partie d'entraînement 62 située à l'extrémité distale ou avant de la clé 61, une partie de préhension 63 située à l'extrémité proximale ou arrière de la clé 61, et une partie intermédiaire 64, sous forme d'un boîtier ou fourreau extérieur 65 recouvrant un tube ou barreau intérieur 66, située entre la partie entraînement 62 et la partie préhension 63.The
The key 61 essentially comprises a driving
La partie d'entraînement 62 comprend un bloc avant 67 en saillie à l'avant du fourreau 65, présentant, à son extrémité avant, un attachement 68, connu en soi, dans lequel peut s'emboîter et se fixer un dispositif d'actionnement (non représenté). Ce dernier est typiquement une tête de cliquet réversible sur lequel s'adapte une douille de vissage.
Un bloc arrière (non représenté) de la partie d'entraînement 62 peut s'étendre à l'intérieur de la partie intermédiaire 64.The driving
A rear block (not shown) of the driving
Des moyens mécaniques internes relient la partie d'entraînement et aux parties intermédiaire et de préhension. Ces moyens mécaniques permettent à un opérateur de transmettre un couple de serrage à un élément de fixation en appliquant manuellement un effort au niveau de la partie de préhension.Internal mechanical means connect the drive portion and the intermediate and gripping portions. These mechanical means allow an operator to transmit a tightening torque to a fastener by manually applying a force at the gripping portion.
Les moyens mécaniques internes peuvent être constitués notamment, soit d'une poutre de flexion instrumentée de moyens de mesure tel que décrit dans le brevet FR 2 707 395 ou FR 2 538 741 au nom de la demanderesse, la clé correspondante étant connue sous la désignation de clé dynamométrique électronique, soit d'un mécanisme à rupture d'équilibre sollicité par un ressort de compression et équipé d'un dispositif de tarage, mécanisme tel que décrit dans le brevet FR 2 841 492 au nom de la demanderesse, la clé correspondante étant connue sous la désignation de clé dynamométrique à déclenchement, soit d'un mécanisme à rupture d'équilibre sollicité par un ressort de compression et équipé d'un dispositif de tarage, mécanisme tel que décrit dans le brevet DE 22 08 878, la clé correspondante étant connue sous la désignation de clé dynamométrique à cassure.The internal mechanical means may consist in particular of either an instrumented bending beam of measuring means as described in
La partie de préhension 63 comporte un support-poignée 71 de forme générale cylindrique s'étendant coaxialement à l'axe S-S de la clé.The gripping
L'extrémité distale 72 du support-poignée est reçue par emboîtement sur le tube 66 de la partie intermédiaire 64. Un élément de fixation 73 rend solidaire le support-poignée 71 et le tube 66 de la partie intermédiaire 64.
Dans l'exemple représenté sur la figure 5, un élément d'assemblage 91 de forme générale cylindrique s'étendant coaxialement à l'axe longitudinal de la clé S-S, comprend en périphérie un filetage externe 92 apte à coopérer avec un filetage réalisé sur la paroi interne du tube 66
L'élément d'assemblage 91 comporte sur sa périphérie un alésage taraudé 93 d'axe perpendiculaire à l'axe S-S de la clé. L'élément de fixation 73 se visse dans l'alésage taraudé 93 de l'élément d'assemblage 91 à travers une lumière 69 pratiquée dans la paroi du tube 66.
En outre, la face d'extrémité proximale 94 de l'élément d'assemblage 91 comprend un alésage central 95 débouchant sur la face distale de l'élément d'assemblage 91 dont la fonction sera décrite plus loin.The
In the example shown in FIG. 5, an
The connecting
In addition, the
L'extrémité proximale 173 du support-poignée 71 présente une section tubulaire 74 s'étendant longitudinalement, de forme et de dimension adaptées pour recevoir le support-module 41 défini plus haut.
Une lumière allongée 75 est réalisée axialement et à distance de la face d'extrémité proximale 74, sur une demi-circonférence de la paroi externe 76 du support-poignée 71.
Lors du montage du module-support 41 dans le support-poignée 71, les évidements 16 aptes à recevoir les organes alimentation électrique 42 sont positionnés en vis à vis de la lumière allongée 75 du support-poignée 71. Cette configuration permet un accès rapide aux piles ou accumulateurs 42.
Après montage du module-support 41 dans le support-poignée 71, un élément de fixation longitudinal 86 maintient en position le module-support 41 dans le support-poignée 71 en traversant le conduit 32 du support 1 ainsi que les lumières en vis à vis du conduit 32 agencées sur les seconde 44 et troisième 45 plaques de circuit du module-support 41 définis précédemment.The
An
When mounting the
After mounting the
Un dégagement 77 est réalisé entre la lumière 75 et l'extrémité 72 distale, dans la demi-circonférence opposée à celle de la lumière 75.
Cette configuration permet le passage de conducteurs électriques et leur connexion à l'une des plaques de circuit électrique 44,45 positionnées perpendiculairement à l'axe du support 1 du module support 41.
A proximité de l'extrémité proximale du support-poignée 71, deux trous 79 perpendiculaires à l'axe S-S de la clé traversent la paroi de la section tubulaire 74 du support-poignée 71.
En outre, le support-poignée 71 comporte, entre le dégagement 77 et l'extrémité distale 72, une gorge 78 apte à recevoir un joint d'étanchéité 80, tel qu'un joint torique.A
This configuration allows the passage of electrical conductors and their connection to one of the
Near the proximal end of the handle-support 71, two
In addition, the handle holder 71 has, between the
La partie préhension 63 comporte également une poignée sous forme de manchon 101, de forme et de dimension aptes à s'emboîter sur le support-poignée 71 et fixé solidairement à ce dernier par l'intermédiaire d'un élément de fixation radial 85. L'extrémité proximale 102 du manchon 101 dépasse légèrement de l'extrémité proximale 74 du support-poignée 71.The gripping
La partie préhension 63 comporte encore un bouchon proximal 111.
L'extrémité proximale du bouchon 111 comporte une couronne radiale 112 de forme circulaire faisant saillie radialement par rapport au manchon 101.
L'extrémité distale du bouchon 111 comporte une partie mâle 113 apte à s'emboîter dans l'extrémité proximale tubulaire 74 du support-poignée 71.The gripping
The proximal end of the
The distal end of the
Le bouchon 111 comporte également une partie intermédiaire 116 dont la partie mâle est apte à s'emboîter dans l'extrémité femelle proximale 102 du manchon 101. Un bourrelet d'étanchéité 117 est réalisé sur la surface externe de la partie mâle 116 et coopère avec la surface interne du manchon 101.The
Le bouchon 111 comprend encore un passage 118 s'étendant dans l'axe S-S de la clé 61 et dans le prolongement du conduit 17 du support 1 du module support 41.Un obturateur 119 permet de boucher le passage 118 du bouchon 111. Le bouchon 111 comprend aussi un passage 120 apte laisser passer une antenne souple 87 connectée à l'une des plaques de circuit électrique/électronique du module-support 41The
Lors du montage du bouchon 111 sur le support-poignée 71, deux alésages radiaux 114 réalisés sur la partie distale 113 du bouchon 111 se positionnent en vis à vis des trous 79 du support-poignée 71 afin de permettre l'insertion de goupilles 115 et ainsi de rendre solidaires le bouchon 111 et le support-poignée 71.When mounting the
Comme représenté sur les figures 5 et 7, le support 1 du support-module 41 est du type de celui représenté sur les figures 2a et 2b.
Les axes longitudinaux des différentes pièces sont confondus suivant l'axe S-S de la clé.
Les manchons 22,23 du support 1 positionnent et guident le module-support 41 respectivement dans les portées 121 du bouchon 111 et 81 du support-poignée 71.
Cette configuration présente l'avantage de laisser l'accès à un moyen mécanique interne 82 (figure 7), tel qu'un dispositif interne de tarage d'un moyen de sollicitation (non représentés), tel qu'un ressort de compression. Comme illustré sur la figure 7, le dispositif interne de tarage 82 du moyen de sollicitation s'étend suivant l'axe longitudinal de l'outil. Cet agencement permet à un opérateur d'introduire une lame de tournevis ou une clé mâle afin d'accéder depuis l'extérieur, par exemple à la partie entraînement 83 du dispositif de tarage 82 en traversant successivement et depuis l'extérieur, le bouchon 111, le module-support 41, l'élément d'assemblage 91, via le conduit 17.As shown in Figures 5 and 7, the
The longitudinal axes of the different pieces are coincident along the SS axis of the key.
The
This configuration has the advantage of leaving access to an internal mechanical means 82 (FIG. an internal device for setting a biasing means (not shown), such as a compression spring. As illustrated in FIG. 7, the
On notera que l'outil décrit présente une compacité améliorée par rapport aux configurations connues et que l'assemblage industriel de sous-ensembles et d'ensembles est économiquement très intéressant pour un fabricant d'outils dynamométriques à main.It will be noted that the tool described has an improved compactness compared to known configurations and that the industrial assembly of sub-assemblies and assemblies is economically very interesting for a manufacturer of hand-held dynamometer tools.
L'invention précédemment décrite s'applique également à un tournevis dynamométrique.The invention described above also applies to a torque screwdriver.
Claims (22)
- Manually operable torque producing tool extending along a longitudinal axis and comprising:• an actuation section (62) intended to cooperate with a tightening member to actuate a fastening element located at the distal end of the tool,• a gripping section (63) located at the proximal end of the tool,• an intermediate section (64),• electrical and/or electronic means for supply and/or measurement and/or management of data and/or for data transmission,• a support module (41) positioned completely inside the tool, and which comprises:• a support for the electric and/or electronic and/or electrical supply means comprising an essentially cylindrical body extending along a longitudinal axis (XX; TT) defined by two end faces (3, 4), recesses and/or seats (15, 16; 33, 34, 34', 34") capable of receiving electrical supply elements (42) and/or electric/electronic circuit boards (43, 44, 45) that are arranged and distributed around said axis on or close to the periphery of said support, at least one electrical supply element (42) such as a battery or accumulator and at least one electronic circuit board (43) respectively received in the recesses (16) and seat (15) of said support,characterised in that the support (1, 1') comprises a geometric passage located in the axis (XX; TT) of the support.
- Tool according to Claim 1, characterised in that the recesses and/or seats (15, 16; 33, 34; 34', 34") are distributed radially and in particular-externally in relation to the longitudinal axis of the support (XX; TT).
- Tool according to Claim 1 or 2, characterised in that the recesses and/or seats (15, 16; 33, 34, 34', 34") extend longitudinally along the axes or the plane parallel to the axis of the support (XX, TT).
- Tool according to any one of Claims 1 to 3, characterised in that the support comprises at least one, preferably three longitudinal recesses (16, 34, 34', 34") capable of receiving electrical supply elements (42).
- Tool according to any one of Claims 1 to 4, characterised in that the geometric passage is a duct (17) extended at least over an end face (3,4) of the support (1) through a guide sleeve (22, 23) with a circular tubular cross-seetion.
- Tool according to any one of the preceding claims, characterised in that on at least one of its end faces (3,4) the support (1) has positioning means (30) and/or fastening means (31,32) for positioning/ fastening an electric/electronic element perpendicularly to the axis of the support.
- Tool according to any one of the preceding claims, characterised in that the support (1; 1') is a part in one piece in particular made of plastic material.
- Tool according to any one of Claims 1 to 7, characterised in that the module (41) comprises at least a first electronic circuit board (43) received in a seat (15) extending in a plane parallel to the axis of the support.
- Tool according to any One of Claims 1 to 8, characterised in that the module (41) comprises at least a second electronic circuit board (44, 45) positioned perpendicularly to the axis of the support.
- Tool according to Claim 9, characterised in that at least the second electronic circuit board (44, 45) comprises a contact zone with one of the terminals of at least the electrical supply element (42).
- Tool according to any one of Claims 1 to 10, characterised in that the module (41) comprises three battery or accumulator type electrical supply elements (42), an electronic circuit board (43) positioned parallel to the longitudinal axis of the support and two electronic circuit boards (44, 45) positioned at each of the ends of the module perpendicularly to the axis of the support.
- Tool according to Claim 11, characterised in that the two electronic circuit boards (44, 45) perpendicular to the axis (XX) of the support and the electrical supply elements (42) create an electrical supply circuit of the first electronic circuit.
- Tool according to Claim 12, characterised in that at least one connection electrically links the electrical supply circuit to the electronic circuit board (43) positioned parallel to the axis of the support.
- Tool according to any one of Claims 1 to 13, characterised in that at least one of the circuit boards of the module comprises a unit for the transmission of data through radio frequency means.
- Torque producing tool according to any one of Claims 1 to 14, characterised in that the support module (41) is located inside the gripping section.
- Torque producing tool according to any one of Claims 1 to 15, characterised in that the gripping section (63) comprises a handle support (71) and an attached sleeve (101).
- Torque producing tool according to any one of Claims to 16, characterised in that a balance upsetting mechanism is capable of delivering a predetermined torsional moment to the actuation section, and in that a calibration device (82) for stressing means cooperates with the balance upsetting mechanism and allows regulation of the desired torque, the calibration device extending along the longitudinal axis of the tool.
- Torque producing tool according to Claim 17, characterised in that the calibration device (82) extends along the longitudinal axis of the tool.
- Torque producing tool according to Claim 17 or 18, characterised in that the tool comprises means for accessing (118,17, 95) and regulating (83) said calibration device from the outside.
- Torque producing tool according to Claim 19, characterised in that the accessing means comprise a passage (118), which is provided in a button (111) configured in the proximal section of the tool and extends along the longitudinal axis of the tool.
- Torque producing tool according to any one of Claims 1 to 20, characterised in that the support module comprises means for data transmission through radio frequencies.
- Torque producing tool according to any one of Claims 1 to 21, characterised in that the tool is a torque spanner or screwdriver.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0403725 | 2004-04-09 | ||
FR0403725A FR2868721B1 (en) | 2004-04-09 | 2004-04-09 | SUPPORT OF ELECTRICAL / ELECTRONIC MEANS AND / OR ELECTRICAL SUPPLIES FOR A HAND-DYNAMOMETRIC TOOL, IN PARTICULAR FOR A MECHANICAL BALANCED BREAK KEY |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1584415A1 EP1584415A1 (en) | 2005-10-12 |
EP1584415B1 true EP1584415B1 (en) | 2006-12-20 |
Family
ID=34896727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05290708A Not-in-force EP1584415B1 (en) | 2004-04-09 | 2005-03-30 | Manually operable torque producing tool with support for electric/electronic means and/or electrical power supply |
Country Status (6)
Country | Link |
---|---|
US (1) | US7313974B2 (en) |
EP (1) | EP1584415B1 (en) |
AT (1) | ATE348690T1 (en) |
DE (1) | DE602005000345T2 (en) |
ES (1) | ES2279487T3 (en) |
FR (1) | FR2868721B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4974643B2 (en) * | 2006-10-30 | 2012-07-11 | 前田金属工業株式会社 | Bolt / nut tightening device |
US8245606B2 (en) * | 2009-11-16 | 2012-08-21 | William Tools Co., Ltd. | Adjustable torque wrench having lock device |
TWI789231B (en) * | 2022-01-28 | 2023-01-01 | 昇恆科技股份有限公司 | Electronic wrench and wireless connection and charging module thereof |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3537907A (en) * | 1968-04-16 | 1970-11-03 | Texas Instruments Inc | Battery unit and heat sink therefor |
DE2208878C2 (en) * | 1972-02-25 | 1983-01-20 | Saltus-Werk Max Forst, 5650 Solingen | Adjustable torque limiting wrench - has handle which folds about pivot bolt when torque is exceeded |
FR2542657B1 (en) * | 1983-03-17 | 1985-11-29 | Facom | DYNAMOMETRIC TIGHTENING APPARATUS |
FR2602169B1 (en) * | 1986-07-31 | 1988-11-04 | Fdm Pneumat Sarl Expl | PORTABLE PNEUMATIC MACHINE WITH BUILT-IN CONTROL ELECTRONICS |
DE4103601C1 (en) * | 1991-02-07 | 1992-04-09 | Helmut 8122 Penzberg De Groebel | Torque wrench for fasteners - has calibrated spring tube to indicate torque applied by wrench |
DE9415973U1 (en) * | 1994-10-05 | 1996-02-08 | Wera-Werk Hermann Werner Gmbh & Co, 42349 Wuppertal | Torque wrench |
DE19912837C2 (en) * | 1999-03-22 | 2001-04-19 | Raimund Wilhelm | Torque wrench |
IT1312407B1 (en) * | 1999-06-16 | 2002-04-17 | Blm S A S Di L Bareggi & C | IMPROVED TOOL FOR CLAMPING, WITH INTERCHANGEABLE INSERTS |
US6119562A (en) * | 1999-07-08 | 2000-09-19 | Jenkins; Bradley G. | Electromechanical releasing torque wrench |
ITMI991523A1 (en) * | 1999-07-12 | 2001-01-12 | Blm S A S Di L Bareggi & C | TIGHTENING TOOL AND MONITORING STATION WITH MUTUAL COMMUNICATION WITHOUT WIRES |
AUPQ861300A0 (en) * | 2000-07-06 | 2000-08-03 | Telezygology Pty Limited | Mulit-function tool |
SE519658C2 (en) * | 2001-07-06 | 2003-03-25 | Atlas Copco Tools Ab | Method and nut puller with target torque detection through sound |
US6968759B2 (en) * | 2001-11-14 | 2005-11-29 | Snap-On Incorporated | Electronic torque wrench |
DE10226134B4 (en) * | 2002-06-12 | 2010-03-11 | Schatz Ag | Torque wrench with release mechanism |
FR2841491B1 (en) * | 2002-06-28 | 2005-01-28 | Facom | TOOL, IN PARTICULAR KEY, DYNAMOMETRIC COMPRISING CLICKING MEANS FOR ADJUSTING THE TORQUE |
FR2841492B1 (en) * | 2002-06-28 | 2005-01-28 | Facom | TOOL, IN PARTICULAR KEY, DYNAMOMETRIC COMPRISING LOCKING MEANS FOR ADJUSTING TORQUE SETTING |
FR2842450B1 (en) * | 2002-07-17 | 2005-02-18 | Facom | DYNAMOMETRIC TOOL COMPRISING AN ELECTRIC DETECTION DETECTION DEVICE |
EP1667818B1 (en) * | 2003-10-03 | 2012-11-07 | Snap-on Incorporated | Ergonomic electronic torque wrench |
-
2004
- 2004-04-09 FR FR0403725A patent/FR2868721B1/en not_active Expired - Fee Related
-
2005
- 2005-03-30 ES ES05290708T patent/ES2279487T3/en active Active
- 2005-03-30 AT AT05290708T patent/ATE348690T1/en not_active IP Right Cessation
- 2005-03-30 EP EP05290708A patent/EP1584415B1/en not_active Not-in-force
- 2005-03-30 DE DE602005000345T patent/DE602005000345T2/en active Active
- 2005-04-07 US US11/100,528 patent/US7313974B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060048584A1 (en) | 2006-03-09 |
FR2868721B1 (en) | 2007-06-15 |
DE602005000345T2 (en) | 2007-10-04 |
FR2868721A1 (en) | 2005-10-14 |
ES2279487T3 (en) | 2007-08-16 |
EP1584415A1 (en) | 2005-10-12 |
ATE348690T1 (en) | 2007-01-15 |
DE602005000345D1 (en) | 2007-02-01 |
US7313974B2 (en) | 2008-01-01 |
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