CN105814497B - Watchcase including bayonet connection - Google Patents
Watchcase including bayonet connection Download PDFInfo
- Publication number
- CN105814497B CN105814497B CN201480051907.9A CN201480051907A CN105814497B CN 105814497 B CN105814497 B CN 105814497B CN 201480051907 A CN201480051907 A CN 201480051907A CN 105814497 B CN105814497 B CN 105814497B
- Authority
- CN
- China
- Prior art keywords
- component
- positioning pin
- watchcase
- tongue piece
- card slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
- G04B37/0008—Cases for pocket watches and wrist watches
- G04B37/0033—Cases for pocket watches and wrist watches with cover or bottom which can slide or turn (without a spring action)
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
- G04B37/0008—Cases for pocket watches and wrist watches
- G04B37/0041—Cases for pocket watches and wrist watches the cover or the bottom can slide or turn with a spring action
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Casings For Electric Apparatus (AREA)
- Adornments (AREA)
- Electric Clocks (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Connection Of Plates (AREA)
Abstract
The present invention relates to a kind of watchcase, it includes the first component and second component (1,2) assembled by bayonet connection.Bayonet connection includes positioning pin (5) and card slot (3).Card slot (3) limits tongue piece (9) and including bottom (8) and entrance (6).Tongue piece (9) includes inner surface (12), it includes Part I (14) and Part II (15).First component and second component (1,2) each include rigid surface (18,17).Part II (15) is recessed relative to plane (P2).First component and second component (1,2) it is arranged to, by it on limiting axis (A) and limiting rotating against for direction, pass through the cooperation between positioning pin (5) and Part I (14), cause the elastic deformation of tongue piece (9), once the bottom (8) that positioning pin (5) is located at card slot (3) is in place positioning pin (5) to be locked, tongue piece (9) returns to its position of rest.
Description
Technical field
The present invention relates to the watchcase including bayonet connection.
Technical background
By a kind of watchcase known to patent CH 118.038, its watch rim is assemblied in bottom cover-centre circle by bayonet connection
(carrure) on component, which includes the positioning pin limited by watch rim, and positioning pin is engaged on by bottom cover-centre circle limit
In fixed card slot.Card slot is inclined between its entrance and bottom so that when positioning pin enters in card slot, watch rim and bottom
Rotating against for lid-centre circle makes both parts axially close to each other, until positioning pin reaches the bottom of card slot.Each it is equipped with
Positioning pin is locked in the bottom of card slot by the spring leaf for having nose.
The two-part accurate angle for the watch rim that such assembling permission watch rim and bottom cover-centre circle are formed positions, and avoids
Dependence to threaded connection.However, it is necessary to using additional element, i.e. spring leaf, positioning pin is locked in card slot.
The content of the invention
It is an object of the invention to make up the defect, and a kind of watchcase is proposed for this purpose, it includes passing through bayonet connection
The first component and second component of assembling, the bayonet connection include at least one positioning pin for being limited by first component and by the
At least one card slot that two components limit, card slot limit tongue piece and including bottoms and entrance, in first component and second component
In assembling process, positioning pin can by it is described enter opening's edge enter card slot parallel to the direction for limiting axis, then positioning pin can be with
By first component and second component on limiting axis and rotating against in a defined direction is directed towards bottom, tongue piece
Including inner surface, it includes extending to the inclined Part I for limiting point towards the direction of bottom, and positioned at limit in bottom
The Part II at rear is pinpointed, first component and second component, which also each include, is limiting the opposed facing rigid table of direction of principal axis
Face, the watchcase are characterized in that the Part II of the inner surface of tongue piece relative to the planar recess perpendicular to restriction axis and is worn
Restriction point is crossed, and wherein first component and second component are arranged to when it is assembled, when it passes through connecing between rigid surface
Touch when being abutted in the direction for limiting axis, and when positioning pin is in card slot, by first component and second component on limit
Dead axle and rotating against in restriction direction, by the cooperation between the Part I of positioning pin and the inner surface of tongue piece, cause
The elastic deformation of tongue piece, once the bottom that positioning pin is located at card slot is in place positioning pin to be locked, tongue piece returns to its position of rest.
Therefore, in the present invention, equally it is that card slot form limits the elastic device for being used for locking positioning pin.Therefore, card slot
Meet the guiding function of the positioning pin in assembling process at the same time, and in the locking work(for assembling positioning pin when completing
Energy.Any additional locking element is not required in the present invention.
Advantageously, have that gradient is steeper than Part I to incline between Part II of the point the inner surface of tongue piece is limited
Inclined portion point, the torque for thus allowing to apply required for the positioning pin is taken out from the bottom of the card slot, which is more than, makes the positioning
Pin enters required for the bottom of the card slot torque applied.
Preferably, the tongue piece includes free end, its set be used for during the elastic deformation of the tongue piece against
On the first component, to prevent the tongue piece from exceeding its elastic limit.
Preferably, watchcase according to the present invention further includes seal washer between the first component and the second component.
In a kind of embodiment, the seal washer is compressed in the restriction direction of principal axis.In another embodiment, the sealing
The relatively described restriction axis of packing ring is radially compressed.
The bayonet connection can include multiple positioning pins and multiple corresponding card slots.In this case, position
Pin, corresponding card slot, is regularly distributed around axis is limited.
Typically, one in the first component and the second component includes centre circle, and the first component and institute
Another stated in second component includes watchcase bottom cover.The component of e.g., including centre circle is the first component, and including watchcase
The component of bottom cover is the second component.
Brief description of the drawings
Refer to the attached drawing, by reading following detailed description, other feature and advantage of the invention will emerge from, attached
In figure：
- Fig. 1 is the face upwarding stereogram that a kind of watchcase of embodiment according to the present invention is under disassembled state；
- Fig. 2 is the top perspective view for the centre circle-watch rim for belonging to watchcase shown in Fig. 1；
- Fig. 3 is the face upwarding stereogram for the bottom cover for belonging to watchcase shown in Fig. 1；
- Fig. 4 is the local configuration figure of the bottom cover shown in Fig. 3, it is shown that the card slot of bayonet connection；
- Fig. 5 show the watchcase shown in Fig. 1 centre circle-watch rim and bottom cover the watchcase period of assembly it is continuous not
Same relative position；
- Fig. 6 shows that centre circle-watch rim of the watchcase of another embodiment according to the present invention and bottom cover are filled in the watchcase
Continuous different relative position with period.
Embodiment
Referring to figs. 1 to 4, watchcase according to the present invention includes the centre circle-watch rim 1 and bottom cover 2 assembled by bayonet connection.Card
Mouthful connection include card slot 3, in this example quantity be three, formed on the annular perisporium 4 of bottom cover 2, and corresponding positioning pin 5 from
It is raised on the inner surface of the wall of centre circle-watch rim 1.Card slot 3, corresponding positioning pin 5, is axis identical and around watchcase
A is regularly distributed.
More specifically, with reference to figure 4, each card slot 3 is included in the entrance 6 implemented in the upper surface 7 of annular perisporium 4, and bottom
Portion 8.Each card slot 3 defines tongue piece 9 on annular perisporium 4, its connecting pin 10 be located at bottom 8 and its free end 11 partly
Define entrance 6.Tongue piece 9 includes inner surface 12, it forms the wall of card slot 3, and extends to bottom 8 from entrance 6, further include with it is interior
12 phase of surface back to outer surface 13 and its belong to the upper surface 7 of annular perisporium 4.Such as the remainder of upper surface 7, outer surface
13 in the plane extension that the plane P1 perpendicular to axis A is parallel to watchcase.Outer surface 13 still can be in the region of free end 11
Include swelling 13a, the function of protuberance will be explained below.Inner surface 12 includes extending (as shown in profile diagram) from entrance 6
Extend to the Part I 14 of point P and after point P and partly define the Part II 15 of bottom 8.Part I 14 is opposite
It is inclined in plane P1, therefore compared to closer in the region of free end 11, bigger is imparted in the region of point P to tongue piece 9
Thickness.Part II 15 extends parallel to plane P1, and relative to the plane P2 depressions and crossing point parallel to plane P1
P, i.e., be separated by with plane P2 and be located at the homonymy of plane P2 with Part I 14.In terms of thickness, it means that tongue piece 9 is
The thickness in two parts, 15 region is less than its thickness in point P regions.There is center section 16 between point P and Part II 15, its
It is inclined upwardly in the side opposite with the incline direction of Part I 14, and its gradient is more than the gradient of Part I 14.
The bottom cover 2 of watchcase further includes annular convex shoulder 17 in the outside of the radial direction of annular perisporium 4.The annular convex shoulder 17 is with
The annular surface 18 of the wall of circle-watch rim 1 is opposite.Convex shoulder 17 and surface 18 extend in the plane perpendicular to axis A respectively, and
In practice, contact with each other or contact with each other substantially.The groove 19 implemented in surface 18 is mounted with ring washer 20 (with reference to figure 2
With 5), it ensures the leakproofness between centre circle-watch rim 1 and bottom cover 2.
Fig. 5 shows how centre circle-watch rim 1 and bottom cover 2 assemble.By (figure the entrance 6 of alignment positioning pin 5 and card slot 3
5 (a)), then by making positioning pin 5 enter card slot 3 (i.e. along axis A directions) radially closer to centre circle-watch rim 1 from bottom cover 2, directly
It is resisted against to the packing ring 20 for exceeding surface 18 on convex shoulder 17 (Fig. 5 (b)).Then relative to bottom cover 2 centre circle-table is rotated around axis A
Circle 1 is so that positioning pin moves (Fig. 5 (c)) to the bottom 8 of card slot 3.By being slided on the inclined Part I 14 of tongue piece 9,
Positioning pin 5 by compression washer 20 from bottom cover 2 again radially closer to centre circle-watch rim 1, until surface 18 is in contact with convex shoulder 17
(Fig. 5 (d)).In this assembling stage, positioning pin 5 does not have point of arrival P also, and centre circle-watch rim 1 and bottom cover 2 are due to its contact surface
17,18 be rigid, and can not be more axially close again.Therefore centre circle-watch rim 1 causes tongue relative to the rotation of bottom cover 2
The elastic deformation of piece 9, to allow positioning pin 5 by point P and enter the bottom 8 (Fig. 5 (e)) of card slot 3.In order to ensure no more than tongue
Centre circle-watch rim 1, can be arranged to by the elastic limit of piece 9, make the region of the free end 11 of tongue piece 9, more precisely swell
13a, in 5 point of arrival P of positioning pin, is resisted against on the internal shoulder 25 of centre circle-watch rim 1.Positioning pin 5 is allowed to enter the tongue of bottom 8
Part at its center occurs for the final elastic deformation of piece 9.Protuberance 13a allows to limit the clear and definite boundary between tongue piece 9 and convex shoulder 25
Fixed abutting region.Once in bottom 8 of the positioning pin 5 completely by point P and in card slot 3, tongue piece 9 returns to its position of rest simultaneously
Therefore positioning pin 5 is locked (Fig. 5 (f)) in place.The height of the Part II 15 of the inner surface 12 of tongue piece 9 is selected to, when fixed
When position pin 5 is located in the bottom 8 of card slot 3, surface 18 and convex shoulder 17 keep contact or basic contact.Therefore, in its confined state
In, there is no any gap between centre circle-watch rim 1 and bottom cover 2, and packing ring 20 is invisible in outside, this is conducive to the beauty of watchcase.
In addition, the contact between surface 18 and convex shoulder 17 ensures that packing ring 20 is sufficiently used for determining for the good sealing property of watchcase in judgement
Compressive state.
The assembling of such centre circle-watch rim 1 and bottom cover 2 is reversible.In fact, two components can be by the bottom of relative to
The direction opposite in assembling of lid 2, rotates centre circle-watch rim 1, to realize dismounting.However, due in the inner surface 12 of tongue piece 9
Between sloping portion 16 gradient be more than Part I 14 gradient, provided in order to which positioning pin 5 is taken out from the bottom 8 of card slot 3
Power, more than make positioning pin 5 enter 8 required power of bottom.Therefore, reliable assembling has been obtained.It is also noted that the institute of packing ring 20
The frictional force of application helps positioning pin 5 being maintained at its locked position.
Assembling is very accurate in a sense according to the present invention, once it is locked in the bottom 8 of card slot 3, positioning pin 5
Can be that centre circle-watch rim 1 and bottom cover 2 limit relative angular position definite well.Therefore, can be true if bottom cover 2 has decoration
Protect accurate positionin of the decoration relative to centre circle-watch rim 1 especially with respect to its corner parts.
In example in Fig. 1 to 5, seal washer 20 is disposed for being compressed axially (parallel to axis A).In modified example
In, packing ring may be arranged to be used for radial compression.Fig. 6 shows such modified example, it carries the packing ring labeled as 21, the packing ring
In the groove 22 implemented on the outer surface of bottom cover, and in assembling, 23 compression washer 21 of wall of centre circle-watch rim until
It is resisted against on the convex shoulder 24 of bottom cover.
Certainly, assembling principle as described above can be used for the miscellaneous part for assembling watchcase, such as watch rim is fixed on
On centre circle.
Claims (10)
1. a kind of watchcase, it includes the first component and second component (1,2) assembled by bayonet connection, the bayonet connection bag
At least one positioning pin (5) limited by first component (1) and at least one card slot (3) limited by second component (2) are included, is blocked
Groove (3) limits tongue piece (9) and including bottom (8) and entrance (6), in the assembling process of first component and second component (1,2),
Positioning pin (5) can by it is described enter opening's edge enter card slot (3) parallel to the direction for limiting axis (A), then positioning pin (5) can be with
By first component and second component (1,2) on limit axis (A) and in a defined direction rotate against and towards bottom (8)
It is directed, tongue piece (9) includes inner surface (12), it, which includes extending to towards the direction of bottom (8), limits inclined the of point (P)
A part of (14), and positioned at the Part II (15) for limiting point (P) rear in bottom (8), first component and second component (1,
2) also each include and limiting the opposed facing rigid surface in axis (A) direction (18,17), the watchcase is characterized in that, tongue piece
(9) Part II (15) of inner surface (12) limits point relative to being recessed and passing through perpendicular to the plane (P2) for limiting axis (A)
(P), and wherein first component and second component (1,2) are arranged to when it is assembled, when its by rigid surface (18,17) it
Between contact when being abutted in the direction for limiting axis (A), and when positioning pin (5) is in card slot (3), by first component with
Second component (1,2) passes through positioning pin (5) and the interior table of tongue piece (9) on limiting axis (A) and limiting rotating against for direction
Cooperation between the Part I (14) in face (12), causes the elastic deformation of tongue piece (9), once positioning pin (5) is located at card slot (3)
Bottom (8) it is in place positioning pin (5) to be locked, tongue piece (9) returns to its position of rest.
2. watchcase according to claim 1, it is characterised in that in the restriction point (P) and the inner surface of the tongue piece (9)
(12) there is the gradient sloping portion (16) steeper than the Part I (14) between Part II (15), thus allow by
The positioning pin (5) is more than from the bottom of the card slot (3) (8) taking-up torque to be applied enters the positioning pin (5)
The bottom (8) torque to be applied of the card slot (3).
3. watchcase according to claim 1, it is characterised in that the tongue piece (9) includes free end (11), its setting is used for
It is resisted against during the elastic deformation of the tongue piece (9) on the first component (1) to prevent the tongue piece (9) from exceeding its bullet
The property limit.
4. watchcase according to any one of claim 1 to 3, it is characterised in that the watchcase in the first component and
Second component further includes seal washer (20 between (1,2)；21).
5. watchcase according to claim 4, it is characterised in that side of the seal washer (20) along the restriction axis (A)
To being compressed.
6. watchcase according to claim 4, it is characterised in that the seal washer (21) is relative to the restriction axis (A)
It is radially compressed.
7. watchcase according to claim 1, it is characterised in that the bayonet connection include multiple positioning pins (5) and
Multiple corresponding card slots (3).
8. watchcase according to claim 7, it is characterised in that the positioning pin (5), the corresponding card slot (3), around institute
Restriction axis (A) is stated regularly to be distributed.
9. watchcase according to claim 1, it is characterised in that one in the first component and second component (1,2)
Including centre circle, and another in the first component and second component includes watchcase bottom cover.
10. watchcase according to claim 9, it is characterised in that the component including the centre circle is the first component, and
Component including the watchcase bottom cover is the second component.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13193034.9 | 2013-11-15 | ||
| EP13193034.9A EP2874022B1 (en) | 2013-11-15 | 2013-11-15 | Watch case including a bayonet connection |
| PCT/IB2014/002361 WO2015071719A2 (en) | 2013-11-15 | 2014-11-06 | Watch case comprising a bayonet connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105814497A CN105814497A (en) | 2016-07-27 |
| CN105814497B true CN105814497B (en) | 2018-05-08 |
Family
ID=49578216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480051907.9A Active CN105814497B (en) | 2013-11-15 | 2014-11-06 | Watchcase including bayonet connection |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2874022B1 (en) |
| JP (1) | JP6459009B2 (en) |
| CN (1) | CN105814497B (en) |
| WO (1) | WO2015071719A2 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3123252B1 (en) * | 2014-03-25 | 2018-08-22 | ETA SA Manufacture Horlogère Suisse | Timepiece provided with a dial and related attachment method |
| EP3276433B1 (en) * | 2016-07-26 | 2019-05-15 | Omega SA | Casing subassembly for a timepiece, watch or jewel |
| TWI653518B (en) * | 2017-01-25 | 2019-03-11 | 郭俊良 | Watch structure with double-sided surface and method for surface disassembly |
| FR3062218B1 (en) * | 2017-01-25 | 2020-11-27 | G&G Concept | "CAPSLOCK" WATCH FASTENING |
| KR101928238B1 (en) * | 2017-09-22 | 2018-12-11 | 성상언 | Assemblable Smart Watch |
| EP3499320A1 (en) * | 2017-12-15 | 2019-06-19 | The Swatch Group Research and Development Ltd | Opening/closing system for a timepiece case |
| CN108572546B (en) * | 2018-05-11 | 2021-04-06 | 歌尔科技有限公司 | Intelligent wearable device and screen accommodating device thereof |
| EP3608730B1 (en) | 2018-08-08 | 2021-05-05 | Omega SA | Annular rotating bezel system comprising a spring ring provided with at least two lugs |
| EP3958067A1 (en) | 2020-08-17 | 2022-02-23 | The Swatch Group Research and Development Ltd | Device for attaching a bottom on a middle for a clockpiece |
| EP4163738B1 (en) | 2021-10-08 | 2024-03-20 | Louis Lang S.A. | Watch case with a bayonet connection |
| EP4194967A1 (en) * | 2021-12-07 | 2023-06-14 | The Swatch Group Research and Development Ltd | Device for attaching a bottom on a middle for a timepiece |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH98594A (en) * | 1921-11-21 | 1923-04-02 | Gunten E Von | Bayonet fixing device for the case of a timepiece in a support. |
| CH118038A (en) * | 1926-03-22 | 1927-04-16 | Co Marvin Watch | Watch box. |
| CH345609A (en) * | 1958-03-21 | 1960-03-31 | Gisiger Lusa Armin | Waterproof watch box |
| US3386239A (en) * | 1966-06-16 | 1968-06-04 | Shiffman Jerome | Combination plastic watch case and crystal |
| CN1032983A (en) * | 1987-11-06 | 1989-05-17 | 星辰时计株式会社 | Connection structure of watchcase and watchband |
| CN1043008A (en) * | 1988-11-23 | 1990-06-13 | 天梭股份有限公司 | Adopt the watch case of sintered shell |
| CN1048108A (en) * | 1989-05-29 | 1990-12-26 | Eta草图制造公司 | Timepiece with simplified exterior parts |
| CN1397855A (en) * | 2001-07-18 | 2003-02-19 | 斯沃奇集团管理服务股份公司 | Device for regulating back screwed on central case element into line of 12 point-6 point shaft |
| CN101258451A (en) * | 2005-09-06 | 2008-09-03 | 斯沃奇集团管理服务股份公司 | Device for fixing a back on a watch middle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR940329A (en) * | 1946-03-08 | 1948-12-09 | Louis Brandt & Frere Sa | Watch movement |
| FR2597626B1 (en) * | 1986-04-18 | 1988-10-21 | Oic Sarl | DEVICE FOR FIXING A WATCH OR THE LIKE |
| JPH0526579Y2 (en) * | 1988-09-05 | 1993-07-06 | ||
| JPH02122387U (en) * | 1989-03-17 | 1990-10-05 |
-
2013
- 2013-11-15 EP EP13193034.9A patent/EP2874022B1/en active Active
-
2014
- 2014-11-06 JP JP2016553746A patent/JP6459009B2/en not_active Expired - Fee Related
- 2014-11-06 WO PCT/IB2014/002361 patent/WO2015071719A2/en active Application Filing
- 2014-11-06 CN CN201480051907.9A patent/CN105814497B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH98594A (en) * | 1921-11-21 | 1923-04-02 | Gunten E Von | Bayonet fixing device for the case of a timepiece in a support. |
| CH118038A (en) * | 1926-03-22 | 1927-04-16 | Co Marvin Watch | Watch box. |
| CH345609A (en) * | 1958-03-21 | 1960-03-31 | Gisiger Lusa Armin | Waterproof watch box |
| US3386239A (en) * | 1966-06-16 | 1968-06-04 | Shiffman Jerome | Combination plastic watch case and crystal |
| CN1032983A (en) * | 1987-11-06 | 1989-05-17 | 星辰时计株式会社 | Connection structure of watchcase and watchband |
| CN1043008A (en) * | 1988-11-23 | 1990-06-13 | 天梭股份有限公司 | Adopt the watch case of sintered shell |
| CN1048108A (en) * | 1989-05-29 | 1990-12-26 | Eta草图制造公司 | Timepiece with simplified exterior parts |
| CN1397855A (en) * | 2001-07-18 | 2003-02-19 | 斯沃奇集团管理服务股份公司 | Device for regulating back screwed on central case element into line of 12 point-6 point shaft |
| CN101258451A (en) * | 2005-09-06 | 2008-09-03 | 斯沃奇集团管理服务股份公司 | Device for fixing a back on a watch middle |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2874022B1 (en) | 2016-10-26 |
| EP2874022A1 (en) | 2015-05-20 |
| JP2017507333A (en) | 2017-03-16 |
| WO2015071719A2 (en) | 2015-05-21 |
| WO2015071719A3 (en) | 2015-08-13 |
| CN105814497A (en) | 2016-07-27 |
| JP6459009B2 (en) | 2019-01-30 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant |