CN101894698A - Rotary electrical component with switch - Google Patents
Rotary electrical component with switch Download PDFInfo
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- CN101894698A CN101894698A CN2010101996045A CN201010199604A CN101894698A CN 101894698 A CN101894698 A CN 101894698A CN 2010101996045 A CN2010101996045 A CN 2010101996045A CN 201010199604 A CN201010199604 A CN 201010199604A CN 101894698 A CN101894698 A CN 101894698A
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Abstract
The invention provides a rotary electrical component with a switch capable of preventing generation of vibration and stably switching and the switching action having perspicuous click feeling. In the rotary electrical component with the switch, a driving body (6) rotationally driven by an operator (5) holds a movable contact (7); the movable contact (7) is capable of slidingly and elastically contacted with a contact forming surface (1b) provided with a fixed contact (9); and the driving body is provided with a cam bulge (6b) capable of blocking and separating with an elastically applied blocking pressing portion (4a); a driven portion (6a) of the driving body is arranged by having a clearance (C) in a cutting opening portion (5a) of the operator along a circumferential direction; and the driving body clearance amount relative to the operator. When the driving body is driven by the operator which is rotationally operated to reach to the regulated rotation position, and the blocking pressing portion exceeds the cam bulge, the driven portion is driven by the elasticity of the blocking pressing portion so that the driving body freely moves.
Description
Technical field
The present invention relates to the rotary electric parts of belt switch, it possesses the switching mechanism and the rotating detectors such as variable resistance or encoder of the on/off switching of for example carrying out power supply.
Background technology
In the input unit of audio-visual product etc., use the situation of rotary electric parts of belt switch a lot, the rotary electric parts of this belt switch makes its rotation by the operating operation body, the on/off of carrying out switching mechanism is switched, and, make its rotation by operating operation body under the switch connection state, can export the signal corresponding with the anglec of rotation.For example, constitute the on/off of carrying out power supply by switching mechanism switch, based on the rotary position information of detected operating bodies such as variable resistance carry out audio-visual product that volume regulates at present by people extensively known to.And, the rotary electric parts of this belt switch also uses as the input unit that the optical axis of the head lamp that is used to carry out motor vehicle is regulated, when making operating body rotation minute angle in this case, switch connection, thereby provide optical axis to regulate the power supply of using engine, when being further rotated operating body, can regulate the optical axis of head lamp accordingly with the anglec of rotation.
In the rotary electric parts of the switching mechanism that possesses the on/off switching of carrying out power supply like this, owing to can flow through bigger electric current in the contact of switching mechanism portion, so be necessary to be designed to carry out apace this on/off change action.Therefore, prior art has proposed to have the rotary electric parts of the belt switch of following structure: the filament spring that uses the strain along with the rotary manipulation of operating body, when operating body rotates to assigned position, remove the deflection of filament spring quickly, this filament spring drives moving contact and makes itself and fixed contact butt then, generate thump sense thus, shift to switch connection state (for example, with reference to patent documentation 1) afterwards.
Rotary electric parts to disclosed belt switch in the patent documentation 1 carries out simple declaration, in the known systems, one end of filament spring and the other end are limited to cam part and moving contact sheet, when making with the cam part of operating body interlock rotation ormal weight, remove the deflection of filament spring quickly, under the effect of the elastic force of this filament spring, the moving contact sheet is rotated driving with sudden force.Consequently, the operating operation body makes feels thump sense on user's the finger of its rotation, and, thereby moving contact sheet and fixed contact butt carry out switch apace from the change action of off-state to on-state.And, during the operating body rotation, owing to change with respect to the contact position of resistance substrate, so shift to the variation that the rotary position information that is rotated the operating body of operation behind the switch connection state can be detected as resistance value with the sliding part that sliding part bears in the portion that remains on of this operating body interlock.
No. 2582824 communique of [patent documentation 1] utility model registration
Summary of the invention
But, in relevant prior art,, therefore have the big such problem of the vibration that produces because the elastic force of filament spring makes moving contact contact with sudden force with fixed contact.And in the prior art, thump the sense that produces when the deflection of filament spring is removed quickly is so not clear, the constantly such problem of action that therefore yet exists the user to be difficult to feel that the on/off of switching mechanism is switched.
The present invention proposes in view of the actual conditions of this prior art, the object of the present invention is to provide a kind of rotary electric parts of belt switch, and it can suppress generation of vibration, and it is stable that the on/off of switch is switched, and change action is followed clear thump sense.
In order to realize described purpose, the rotary electric parts of belt switch of the present invention comprises housing, have notch and rotate the operating body that is bearing in freely on the described housing, be provided with the portion that is driven and can drive the driving body that rotates by described operating body with cam projection, by to described be driven portion's side elastic force-applying and can engage with described cam projection the disengaging the engaging press section, by being arranged on the fixed contact in the described housing and being arranged on the switch that the moving contact on the described driving body constitutes, detect the rotating detector of the rotation position information of described operating body, described moving contact is set to can be with respect to described fixed contact sliding contact, and, the described portion that is driven of described driving body disposes along circumferentially having the gap in described notch, described thus driving body can rotate freely with described gap value with respect to described operating body, the described operating body that is rotated operation when described driving body drives and the position of rotation of arrival regulation, when described cam projection is crossed in described engaging press section, the described portion of being driven is driven by the elastic force of described engaging press section, described driving body moves voluntarily, thereby switches described switch.
Like this in the rotary electric parts of the belt switch of Gou Chenging, make operating body when regulation rotary manipulation position rotates, the elastic force of engaging press section that can be by crossing cam projection makes driving body move voluntarily with sudden force, so the on/off change action that can make the moving contact that is provided with in the driving body and fixed contact contact apace or separate.And, because this moving contact is with respect to the fixed contact sliding contact, so also need not to worry to produce vibration even driving body moves with sudden force voluntarily.And, because rotary position information that can be by rotating detector detecting operation body, therefore, make its rotation carry out the switching of switch by the operating operation body after, the rotary electric parts of this belt switch can be exported the signal corresponding with the rotary manipulation angle.And, in the rotary electric parts of this belt switch, can be formed by leaf spring etc. by the engaging press section of elastic force-applying, therefore compare with the situation of the filament spring of giving pretension of packing into, can improve assembling work.And the engaging press section that is made of leaf spring etc. is easy to generate clear thump sense when crossing cam projection, so the user feels that easily action that the on/off of switching mechanism switches constantly.
In described formation, when the engaging press section forms when being arranged at leaf spring in the housing a part of with the state that is limited to rotate, can produce bigger elastic force by this deflection that engages press section leaf spring when crossing cam projection, therefore can drive the portion that is driven of driving body with brute force by this elastic force, and can produce thump the sense of extremely understanding.
And, in described formation, first guide pass of the sliding surface that constitutes the engaging press section is set in the portion of being driven of driving body, and, on operating body, interior all sides or outer circumferential side at first guide pass are provided with second guide pass that constitutes the sliding surface that engages the press section, described first and second guide pass extends so that the engaging press section strides across, and, described first and second guide pass is each other in the local at least adjacency of roughly the same height, at this moment, because shift on another guide pass smoothly the engaging press section of sliding on a guide pass in the time of can making rotary manipulation, so can improve the operation sense of touch.
In this case, be provided with in the zone on operating body except that notch and extend on same circumference roughly with cam projection and formation engages the guide surface of the sliding surface of press section, second guide pass and this guide surface consecutive hours, owing to can prevent the loosening of operating body by the engaging press section, therefore can further improve the operation sense of touch.
Rotary electric parts according to belt switch of the present invention, the portion that is driven with driving body of cam projection disposes along circumferentially having the gap in the notch of operating body, when cam projection is crossed in the engaging press section, owing to be driven the elastic force driving that portion's (driving body) is subjected to engaging the press section, therefore to the moment of the rotary manipulation position of regulation rotation driving body moved with sudden force voluntarily at operating body.And, because moving contact with respect to the fixed contact sliding contact, so moving contact can not contact with fixed contact on powerful ground, can suppress the vibration that produces when switch the contact.And, because the unstable region of powerful of moving contact when switching, so few stable switch switching such as can vibrate by on/off.And, can obtain owing to thump the sense of understanding that cam projection produces is directly crossed in the engaging press section.
Description of drawings
Fig. 1 relates to the cutaway view of rotary electric parts of the belt switch of embodiments of the present invention.
Fig. 2 be from oblique forward observation to the exploded perspective view of these electricity parts.
Fig. 3 is observed exploded perspective view that should the electricity parts from oblique rear.
Fig. 4 be from oblique forward observation to the outside drawing of these electricity parts.
Fig. 5 is observed outside drawing that should the electricity parts from oblique rear.
Fig. 6 is the action specification figure that the initial condition of these electricity parts is shown.
Fig. 7 is the action specification figure that the state before driving body in these electricity parts moves voluntarily is shown.
Fig. 8 is the action specification figure that the state after driving body in these electricity parts moves voluntarily is shown.
Fig. 9 is the major part vertical view of this electricity parts corresponding with the state of Fig. 6.
Figure 10 is the major part vertical view of this electricity parts corresponding with the state of Fig. 7.
Figure 11 is the major part vertical view of this electricity parts corresponding with the state of Fig. 8.
The major part vertical view of the state of Figure 12 after to be operating body that these electricity parts are shown from the state of Figure 11 be further rotated.
The major part vertical view of the state of Figure 13 after to be operating body that these electricity parts are shown from the state of Figure 12 be further rotated.
Symbol description:
1 first casing (housing)
1a bearing portion
The 1b contact forms face
2 second casings (housing)
The 2a axis hole
4 leaf springs
4a engages the press section
5 operating bodies
The 5a notch
The 5b rotating shaft
The 5d guide surface
5e guide pass (second guide pass)
6 driving bodies
The 6a driven member
The 6b cam projection
6c guide pass (first guide pass)
7 moving contacts
7b contact portion
8 rotating detectors
9 fixed contacts
The C gap
Embodiment
With reference to accompanying drawing embodiments of the present invention are described, Fig. 1 relates to the cutaway view of rotary electric parts of the belt switch of embodiments of the present invention, Fig. 2 be from oblique forward observation to the exploded perspective view of these electricity parts, Fig. 3 is observed exploded perspective view that should the electricity parts from oblique rear, Fig. 4 be from oblique forward observation to the outside drawing of these electricity parts, Fig. 5 is observed outside drawing that should the electricity parts from oblique rear, Fig. 6 is the action specification figure that the initial condition of these electricity parts is shown, Fig. 7 is the action specification figure that the state before driving body in these electricity parts moves voluntarily is shown, Fig. 8 is the action specification figure that the state after driving body in these electricity parts moves voluntarily is shown, Fig. 9 is the major part vertical view of this electricity parts corresponding with the state of Fig. 6, Figure 10 is the major part vertical view of this electricity parts corresponding with the state of Fig. 7, Figure 11 is the major part vertical view of this electricity parts corresponding with the state of Fig. 8, the major part vertical view of the major part vertical view of the state of Figure 12 after to be operating body that these electricity parts are shown from the state of Figure 11 be further rotated, Figure 13 state after to be operating body that these electricity parts are shown from the state of Figure 12 be further rotated.
The rotary electric parts of the belt switch shown in these figure is mainly by constituting with lower member: first casing 1 and second casing 2 be incorporate housing 3 by interlock, has the circular leaf spring 4 in the engaging press section 4a and second casing 2 of packing into, be provided with notch 5a and be rotated the earth's axis freely at peripheral part and be bearing in operating body 5 in the housing 3 by rotation axis 5b, be provided with and be driven the 6a of portion and rotate the driving body 6 that is bearing in freely in first casing 1, remain on the rotating detector 8 of the rear side of the moving contact 7 of this driving body 6 and first casing 1 of packing into.
On opposed two positions of 180 degree that are separated by on the circular leaf spring 4, press section 4a, the 4b that punch process is level and smooth convex is set.The cross section of above-mentioned press section 4a, 4b is U word shape roughly, form identical shape, but press section 4a is as the engaging press section that can engage disengaging with the aftermentioned cam projection 6b of driving body 6, another press section 4b all the time with the aftermentioned guide surface 5d Elastic Contact of operating body 5.And, on leaf spring 4, be separated by and be equipped with among the installation recess 2d that is embedded into second casing 2 and the installation sheet 4c of location on two positions of 90 degree with two press section 4a, 4b.This leaf spring 4 sandwiches between the back side and operating body 5 fronts of second casing 2, remain on the state of restriction rotation and can't rotate, two press section 4a, 4b be set at can with the guide surface 5d Elastic Contact of operating body 5.Wherein, engaging press section 4a is inserted into the circumferential end in the notch 5a of operating body 5 under initial condition, and when the operating body 5 of operation initial condition made its rotation, leaf spring 4 deflections engaged the cam projection 6b that press section 4a crosses driving body 6 thus.
Operating body 5 is the formed products that are made of insulative resin.Be provided with at the peripheral part of operating body 5 and expose to the outside of housing 3 and be rotated the operating portion 5c of operation.It is the roughly C word shape of the annulus at center by notch 5a cut-out that this operating portion 5c forms with rotation axis 5b.Operating body 5 can rotate in the angular range of regulation, and notch 5a does not expose to the outside of housing 3.And, operating body 5 be provided with along the inner periphery edge of operating portion 5c be guide surface 5d that C word shape roughly extends, with this guide surface 5d continuously and form to outstanding guide pass (second guide pass) 5e of the interior perimembranous of notch 5a.Above-mentioned guide surface 5d and guide pass 5e form the sliding surface of the engaging press section 4a of leaf spring 4, and guide surface 5d is with engage press section 4a width roughly the same, and guide pass 5e to form width be the sliding surface in a narrow margin that engages about half of press section 4a width dimensions.And, in operating body 5, form can with the fan-shaped protuberance 5f of the 2e of the stopping step portion butt of second casing 2, because this fan-shaped protuberance 5f is subjected to the position limit of the 2e of stopping step portion, institute is so that the rotation permissible range of operating body 5 is defined in predetermined angular, and for example about 130 spend.That is, operating body 5 can fan-shaped protuberance 5f not with the angular range of the 2e of stopping step portion butt in rotary manipulation.In addition, the rearward end of operating body 5 (rotating shaft 5b) connects the 1a of bearing portion of first casing 1, and outstanding to the dorsal surface of first casing 1, and for the rotating part 8a to rotating detector 8 transmits revolving force, and the cross section (with reference to Fig. 3) of non-circular shapes such as formation D word shape.
Driving body 6 is the roughly circular finished products that are made of insulative resin, forms the 6a of the portion that is driven of wall shape in the part of its peripheral part.This driving body 6 rotates the outer freely 1a of bearing portion that is inserted in first casing 1, owing to be driven in the notch 5a that the 6a of portion is configured in operating body 5, therefore when operating operation body 5 makes its rotation, can make its rotation via being driven the 6a of portion driving driving body 6.But owing to driven member 6a edge in notch 5a circumferentially exists clearance C (with reference to Fig. 6) to dispose, so driving body 6 can rotate freely with this clearance C amount with respect to operating body 5.Be driven the 6a of portion and extend, be equipped with and engage the cam projection 6b that breaks away from the press section 4a that engages of leaf spring 4 in the front face side of one end along circumferentially being arcuation.Cam projection 6b has the top in central authorities, and in the both sides at this top along circumferential formation inclined plane.And the front face side in the other end that is driven the 6a of portion is provided with guide pass (first guide pass) 6c of the sliding surface that constitutes engaging press section 4a.Cam projection 6b is roughly the same with the width that engages press section 4a, is the sliding surface in a narrow margin about half of engaging press section 4a width dimensions but guide pass 6c forms width.And guide pass 6c is configured in the outer circumferential side of the guide pass 5e of operating body 5, make two guide pass 6c, 5e each other about equally the height adjacency.Wherein, the guide pass 6c of driving body 6 forms from the slowly downward inclined plane of cam projection 6b side, and with respect to this, the guide pass 5e of operating body 5 forms the inclined plane that slowly makes progress from front, and two guide pass 6c, 5e are identical at the position height that intersects.In addition, these two guide pass 6c, 5e with engage press section 4a and roughly extending on the same circumference.And, establish a pair of riveted joint projection 6d (with reference to Fig. 3) that is used to keep moving contact 7 at the back side of driving body 6 pleurapophysis.
Moving contact 7 is rubber-like sliding part sheets, constitutes by forming roughly circular conductive metal plate.Lead in the installing hole 7a at two places and this moving contact 7 of riveted and fixed by the riveted joint of driving body 6 projection 6d is inserted, thereby moving contact 7 is remained on the rear side of driving body 6.And the 7b of contact portion of moving contact 7 can be slidably forms face 1b Elastic Contact all the time with the contact of first casing 1.This moving contact 7 and fixed contact 9 constitute switching mechanism, under initial condition because the 7b of contact portion forms face 1b Elastic Contact with the contact on away from the position of fixed contact 9, therefore become switch off state, when driving body 6 rotates to the position of rotation of regulation, the 7b of contact portion contacts with fixed contact 9, then becomes the switch connection state.
As shown in Figure 6, the rotary electric parts of the belt switch of Gou Chenging is under initial condition like this, the engaging press section 4a of leaf spring 4 is inserted in a circumferential end in the notch 5a of operating body 5, and this engaging press section 4a engages with cam projection 6b in the circumferential end of the 6a of the portion that is driven of driving body 6.Under this initial condition the position of operating body 5 and driving body 6 relation as shown in Figure 9, the engaging press section 4a that has omitted in the figure is inserted in the clearance C.And operating body 5 can be subjected to the restriction of the 2e of stopping step portion of second casing 2 to the clockwise direction rotary manipulation of Fig. 9 to anticlockwise rotation under initial condition.That is, the position of rotation of operating body under the initial condition 5 and driving body 6 is subjected to engaging the restriction of press section 4a and the 2e of stopping step portion.At this moment, the 7b of contact portion of moving contact 7 forms face 1b Elastic Contact with the contact that is made of the insulative resin material on away from the position of fixed contact 9, therefore become switch off state.
Opposing engaging press section 4a with the operating body under this initial condition 5 when the clockwise direction rotary manipulation of Fig. 9, at first, leaf spring 4 deflections, engaging press section 4a goes upward to cam projection 6b, as shown in Figure 7, when engaging press section 4a reaches the top of cam projection 6b, the elastic force of leaf spring 4 (reaction force) maximum.At this moment, operating body 5 and driving body 6 are positioned at position of rotation shown in Figure 10, but engaging press section 4a do not rest on the top of cam projection 6b but instantaneously cross this top, so the elastic force of leaf spring 4 is applied to the inclined plane of cam projection 6b from engaging press section 4a.Consequently, the portion 6a of being driven is subjected to engaging the driving of press section 4a, the direction (clockwise direction) of the minimizing clearance C of driving body 6 in Figure 10 moves with sudden force voluntarily, becomes the state shown in Fig. 8 and Figure 11, and the circumferential the other end in notch 5a forms new clearance C.And, the 7b of contact portion cause moving contact 7 that moves voluntarily by this driving body 6 forms on the face 1b in the contact and slides with sudden force, and contact (sliding contact) by the 7b of contact portion with fixed contact 9, thereby carry out switching apace from switch off state to the switch connection state.That is, opposing engaging press section 4a operates when making it rotate to Fig. 7 and position shown in Figure 10 the operating body 5 of Fig. 6 and initial position shown in Figure 9, and driving body 6 moves voluntarily, thereby switching mechanism carries out ON Action apace.And press section 4a is when crossing cam projection 6b in engaging, produces thump the sense of the reaction force that is used for sharply reducing leaf spring 4, should thump sense the user be felt legibly to carry out the change action to switch connection.
After driving body 6 moved voluntarily like this, the operating body 5 that is rotated operation was shifted to the switch connection state at once along with driving body 6 rotates integratedly, therefore from the rotary manipulation angle corresponding simulating signal of rotating detector 8 outputs with operating body 5.For example, its situation that rotates to position shown in Figure 12 and operating operation body 5 are made under the situation of its limit positions that rotates to rotation allowed band shown in Figure 13, the different signal of rotating detector 8 outputs at operating operation body 5.
And, make when turning back to the position of rotation (initial position) of initial condition as the above-mentioned operating body 5 that is rotated operation, preferably the counter clockwise direction operating operation body 5 to Figure 12 or Figure 13 makes its rotation, engaging press section 4a also crosses cam projection 6b under this situation, the elastic force of leaf spring 4 is applied to the inclined plane of cam projection 6b from engaging press section 4a at this moment, therefore driving body 6 carries out from the switching of switch connection state to off-state apace to counterclockwise moving voluntarily with sudden force thus.
In the rotary electric parts of belt switch of the as above present embodiment of explanation, when making operating body 5 to the rotation of the rotary manipulation position of regulation, the elastic force of engaging press section 4a by crossing cam projection 6b drives and is driven the 6a of portion, being driven the 6a of portion thus moves with sudden force voluntarily, can make the 7b of contact portion of the moving contact 7 that remains on this driving body 6 contact (perhaps separating) fast, thereby can carry out the on/off change action of switching mechanism apace with fixed contact 9.In addition and since this moving contact 7 by can with the contact form face 1b slidably the sliding part sheet of Elastic Contact constitute, so even driving body 6 moves with sudden force voluntarily, moving contact 7 contact with fixed contact 9, need not also to worry that generation vibrates.And, can be under the switch connection state of moving contact 7 and fixed contact 9 sliding contacts by the rotary position information of rotating detector 8 detecting operation bodies 5, so in the rotary electric parts of this belt switch, make its rotation by operating operation body 5, thereby can make mains switch connect the back output signal corresponding with the rotary manipulation angle.And, in the present embodiment,, also can use encoder etc. though use variable resistance as rotating detector 8.
In addition, in the rotary electric parts of the belt switch of present embodiment, engage the part that the engaging press section 4a that breaks away from forms leaf spring 4 with cam projection 6b, deflection by this leaf spring 4 produces elastic force, so can be driven the 6a of portion with the brute force driving by the engaging press section 4a that crosses cam projection 6b, and, can produce thump the sense of extremely understanding.Therefore, can carry out the on/off change action of switching mechanism very apace, and the user can feel easily that this action constantly.And, can easily be encased in the housing 3 owing to have the leaf spring 4 of engaging press section 4a, so compare, can improve assembling work significantly with the situation of the filament spring of giving pretension of packing into.But, also can use by helical spring etc. and be encased in pressing piece in the recess of housing as the engaging press section.
In addition, in the rotary electric parts of the belt switch of present embodiment, the guide pass 6c in a narrow margin of the sliding surface that constitutes engaging press section 4a is set on the 6a of the portion that is driven of driving body 6, and the guide pass 5e in a narrow margin of the sliding surface that constitutes engaging press section 4a is set in interior all sides of guide pass 6c on operating body 5, two guide pass 6c, the part of 5e is in roughly the same height adjacency, therefore go up the engaging press section 4a that slides at a guide pass 6c (perhaps 5e) in the time of can making rotary manipulation and transfer to smoothly on another guide rail 5e (perhaps 6c), thereby can expect good operation sense of touch.And, can be on the outer circumferential side of the guide pass 6c of driving body 6 in abutting connection with the such structure of the guide pass 5e of operating body 5, also can be that two guide pass 6c, 5e form the roughly the same such structure of height on whole length.
In addition, in the present embodiment, the sliding surface of guide surface 5d as engaging press section 4a is set in the zone in operating body 5 except that notch 5a, owing to make guide pass 5e and this guide surface 5d continuous, so can prevent the loosening of operating body 5 by engaging press section 4a, rely on this point can expect good operation thoughts and feelings.
Claims (4)
1. the rotary electric parts of a belt switch is characterized in that, comprising:
Housing; Have notch and rotate the operating body that is bearing in freely in the described housing; Be provided with the portion that is driven and can drive the driving body that rotates by described operating body with cam projection; By to described be driven portion's side elastic force-applying and can engage with described cam projection the disengaging the engaging press section; By being arranged on the fixed contact in the described housing and being arranged on the switch that the moving contact on the described driving body constitutes; And the rotating detector of the rotation position information of the described operating body of detection,
Described moving contact is set to can be with respect to described fixed contact sliding contact, and, the described portion that is driven of described driving body disposes along circumferentially having the gap in described notch, and described thus driving body can rotate freely with described gap value with respect to described operating body
The described operating body that is rotated operation when described driving body drives and the position of rotation of arrival regulation, when described cam projection is crossed in described engaging press section, the described portion of being driven is driven by the elastic force of described engaging press section, and described driving body moves voluntarily, thereby switches described switch.
2. the rotary electric parts of belt switch according to claim 1 is characterized in that,
Described engaging press section forms a part that is arranged at the leaf spring in the described housing with the state that is limited to rotate.
3. the rotary electric parts of belt switch according to claim 1 is characterized in that,
First guide pass of the sliding surface that constitutes described engaging press section is set in the described portion of being driven, and, second guide pass of the sliding surface that constitutes described engaging press section is set on described operating body, at interior all sides of described first guide pass or outer circumferential side, described first and second guide pass extends so that described engaging press section strides across, and described first and second guide pass is each other in the local at least adjacency of roughly the same height.
4. the rotary electric parts of belt switch according to claim 3 is characterized in that,
Be provided with in the zone on described operating body except that described notch and the extension and constitute the described guide surface that engages the sliding surface of press section on same circumference roughly of described cam projection, described second guide pass and this guide surface are continuous.
Applications Claiming Priority (2)
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JP2009103156A JP5155245B2 (en) | 2009-04-21 | 2009-04-21 | Rotating electrical parts with switch |
JP2009-103156 | 2009-04-21 |
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CN101894698B CN101894698B (en) | 2013-05-08 |
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JP2012142200A (en) * | 2010-12-29 | 2012-07-26 | Nihon Kaiheiki Industry Co Ltd | Rotary switch |
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CN103635983A (en) * | 2011-05-26 | 2014-03-12 | 摩托罗拉解决方案公司 | Rotary control switch |
CN103635983B (en) * | 2011-05-26 | 2016-01-20 | 摩托罗拉解决方案公司 | Rotary control switch |
CN106687794A (en) * | 2014-11-06 | 2017-05-17 | 欧姆龙株式会社 | Power feeding device and power feeding method |
CN106687794B (en) * | 2014-11-06 | 2019-11-26 | 欧姆龙株式会社 | Power supply unit and method of supplying power to |
CN106252136A (en) * | 2015-06-08 | 2016-12-21 | 纪文查那公司 | The double cam rotating switch forcing to disconnect contact of solderable tool on electron plate |
CN106252136B (en) * | 2015-06-08 | 2019-08-02 | 纪文查那公司 | It can weld the double cam rotating switch for forcing to disconnect contact of the tool on electron plate |
CN109891523A (en) * | 2016-11-16 | 2019-06-14 | 东京Cosmos电机株式会社 | Variable resistance switching device |
CN109906492A (en) * | 2016-11-16 | 2019-06-18 | 东京Cosmos电机株式会社 | Variable resistance switching device |
CN109517486A (en) * | 2018-11-13 | 2019-03-26 | 刘山平 | A kind of motor petrol pipeline switch control device |
CN110853949A (en) * | 2019-11-01 | 2020-02-28 | 珠海优特电力科技股份有限公司 | Disconnecting link on-off state detection device |
CN110853949B (en) * | 2019-11-01 | 2021-10-29 | 珠海优特电力科技股份有限公司 | Disconnecting link on-off state detection device |
Also Published As
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JP2010257599A (en) | 2010-11-11 |
CN101894698B (en) | 2013-05-08 |
JP5155245B2 (en) | 2013-03-06 |
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