CN108343708A - Chain and its inner chain sheet - Google Patents
Chain and its inner chain sheet Download PDFInfo
- Publication number
- CN108343708A CN108343708A CN201710065113.3A CN201710065113A CN108343708A CN 108343708 A CN108343708 A CN 108343708A CN 201710065113 A CN201710065113 A CN 201710065113A CN 108343708 A CN108343708 A CN 108343708A
- Authority
- CN
- China
- Prior art keywords
- chain
- tool
- sheet
- ring surface
- outer ring
- 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.)
- Pending
Links
- 230000008859 change Effects 0.000 claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
- F16G15/12—Chain links
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/02—Driving-chains
- F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links
- F16G13/07—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links the links being of identical shape, e.g. cranked
Abstract
A kind of chain and its inner chain sheet, the inner chain sheet can define an engaging space jointly by opposite chain piece with one, and it include two along a spaced group connecting part of longitudinal centre line, and the interconnecting piece of a connection group connecting part, there are one joining holes for each group connecting part tool, there are one grooves that is recessed toward the direction far from the engaging space and having the trough rim there are two parallel interval for interconnecting piece tool, and the chain includes several inner chain sheets, several outer chain sheets, and several concatenations inner chain sheet and the outer chain sheet and the chain rivet for being respectively provided with a central axis, all there are one axial line distances for tool between two adjacent central axis, the axial line distance and the ratio of an overall width of the chain are 2.39 ± 0.12.It thereby allows the chain to be more suitable for use in the variable higher field of hop count, while improving speed change smoothness.
Description
Technical field
The present invention relates to a kind of chains, particularly relate to a kind of chain for being suitble to be used on speed change field and the chain
The inner chain sheet of item.
Background technology
The chain being made of inner chain sheet, outer chain sheet, chain rivet and chain roller etc. part often coordinates with sprocket wheel into action edge
Transmission, when the chain is used on the bicycle with speed changing function, since the chain must be in different several of diameter
It is converted between sprocket wheel, therefore, it is necessary to which the structure of speed changing function can be improved in setting on chain.
Wherein, Taiwan has announced No. 500555 patents of invention of I and discloses a kind of inner chain link for bicycle chain
Piece, there are two the coupling parts of end part and a connection end part for inner chain link piece tool, in the coupling part direction
Another has with respect to the inside of chain piece there are one recess portion, this recess portion has two arc sides for being respectively adjacent to the end part.It is aforementioned
Although the recess portion can be arranged because of in the coupling part in patent of invention, and expands the inside of inner chain link piece chain piece opposite with this
Distance, to improve the smoothness of speed change, but the arc side of the recess portion can increase difficulty of the inner chain link piece in de- draft
Degree.
In addition, Taiwan has announced M338930 new patents and discloses one kind and has been suitble to use on multi-speed bicycle
Chain, the chain have several inner chain sheets being oppositely arranged two-by-two, several outer chain sheets being oppositely arranged two-by-two and several string
Connect the chain rivet of the adjacent inner chain sheet and the outer chain sheet, the stage casing of each inner chain sheet and each outer chain sheet is designed with one tiltedly
To cut-in portion, the oblique cut-in portion of the corresponding inner chain sheet is tilted in opposite direction, and the corresponding outer chain sheet
Oblique cut-in portion be also to be tilted in opposite direction, it is described oblique using being respectively set in each inner chain sheet and each outer chain sheet
Cut-in portion can improve smoothness of the chain in speed change.
Aforementioned new patent is respectively set that asymmetrical this is oblique on the corresponding inner chain sheet and the outer chain sheet
Cut-in portion is formed by card although smoothness of the chain in speed change can be improved between the opposite inner chain sheet
It is limited to close space increase, therefore when the chain is when carrying out speed change, each latch of the sprocket wheel is still less susceptible to be caught in corresponding
The engaging space, therefore aforementioned new patent is other than gear ratio relatively has some setbacks, also than less suitable for being used in variable hop count more
High field.
And Taiwan has announced M287192 new patents and discloses a kind of speed change that can be converted between several sprocket wheels
Chain, the speed-changing chain equally include outer chain sheet, inner chain sheet and chain rivet, and there are one protrusions for each outer chain sheet tool, should
Protruding parts non-side contacted with the sprocket wheel bottom the when chain engages with the sprocket wheel.The advantages of this structure is not need
Increase the thickness of the outer chain sheet, you can avoid the chain in speed change and the collision of the adjacent sprocket wheel, generation noise.It is such
Although known chain has the advantages that more than, but it is located at the protrusion on each outer chain sheet, and can not increased opposite
Width between the inner chain sheet being arranged, therefore, the chain are also not suitable for being used in the higher occasion of variable-ratio hop count.
Invention content
The purpose of the present invention is providing a kind of chain and the chain of at least one disadvantage that can overcome prior art
The inner chain sheet of item.
The inner chain sheet of the present invention can define an engaging space jointly by opposite chain piece with one, which includes two
Along the spaced group connecting part of a longitudinal centre line and the interconnecting piece of a connection group connecting part, each group connecting part
All there are one joining holes for tool, and there are one the recessed groove in the past direction far from the engaging space, groove tools for interconnecting piece tool
There are two the trough rims of parallel interval.
Further, the trough rim is perpendicular to the longitudinal centre line.
Further, this has with respect to chain piece there are one toward the recessed confronting grooves in the direction far from the engaging space, this is opposite
For groove tool there are two the opposite trough rim of parallel interval, the trough rim favours the longitudinal centre line, the trough rim of the inner chain sheet
The opposite trough rim inclined direction of chain piece opposite with this is consistent.
Further, which crosses over the longitudinal centre line.
Further, the groove tool there are two be located at the longitudinal centre line opposite side inclined surface, each inclined surface be by
The longitudinal centre line is gradually tilted toward the outer peripheral edge of the inner chain sheet.
Further, there are one the outer ring surfaces far from the opposite chain piece for each group connecting part tool, and there are one connect interconnecting piece tool
Connect the outer joint face of the outer ring surface, the outer joint face and the outer ring surface be flush it is in the same plane.
Further, there are one the outer ring surfaces far from the opposite chain piece for each group connecting part tool, and there are one connect interconnecting piece tool
Connect the outer joint face of the outer ring surface, the outer joint face and the outer ring surface are non-in the same plane, and the outer joint face compared with
The outer ring surface is protruded toward the outside far from the engaging space.
Further, also include an area Xie Dao for surrounding and being connected to the group connecting part and the outer peripheral edge of the interconnecting piece, it should
Between the areas Xie Dao extend in the group connecting part along the outer peripheral edge, and gradually tilted from the longitudinal centre line toward the outer peripheral edge.
Further, each group connecting part also has there are one toward the engaging space protruded stigma outstanding, and the joining hole was through should
The protruded stigma.
The chain of the present invention speed change, the chain wheel set can have 12 coaxial sprocket wheels, Mei Gelian in a chain wheel set
Wheel all has several latches for surrounding the setting of a rotation center, and the chain includes several inner chain sheets, several exterior chains
Piece and several chain rivets for concatenating the adjoining inner chain sheet and the outer chain sheet, there are one central shafts for each chain rivet tool
Line, all there are one axial line distance, the axial line distance and each chains for tool between the central axis of the adjacent chain rivet two-by-two
Distance on wheel between the adjacent latch matches；And each axial line distance of the chain and an overall width of the chain
Ratio is 2.39 ± 0.12.
Further, there are one the outer ring surfaces of the neighbouring outer chain sheet for each group connecting part tool, and there are one connections for interconnecting piece tool
The outer joint face of the outer ring surface, the outer joint face and the outer ring surface be flush it is in the same plane.
Further, there are one the outer ring surfaces of the neighbouring outer chain sheet for each group connecting part tool, and there are one connections for interconnecting piece tool
The outer joint face of the outer ring surface, the outer joint face and the outer ring surface are non-in the same plane, and the outer joint face is compared with institute
It states outer ring surface to protrude toward the outside far from the engaging space, a maximum of aforementioned axis distance and the corresponding inner chain sheet
The ratio of outer width is 2.39 ± 0.12.
Further, aforementioned axis distance is 5.5 ± 0.12 with the ratio for engaging a maximum internal width degree in space.This hair
Bright beneficial effect is：It is parallel on width and the groove by the groove of the inner chain sheet to expand the engaging space
The trough rim at interval provides relatively wide entrance, each latch of the sprocket wheel can be facilitated to be caught in, aforementioned structure is removed
Facilitate outside draft, smoothness of the chain in speed change can also be improved, while the chain being allowed also to be adapted for being used in variable field
The higher occasion of number.
Description of the drawings
The other features and effect of the present invention, will clearly be presented in the embodiment with reference to schema, wherein：
Fig. 1 is the stereogram of a first embodiment of inner chain sheet of the present invention；
Fig. 2 is a side view of the first embodiment；
Fig. 3 is that a section view of the first embodiment uses reference chart, the phase of the bright inner chain sheet opposite chain piece with one
To relationship；
Fig. 4 is the sectional view that 4-4 lines are taken along Fig. 2；
Fig. 5 is a use state diagram of the first embodiment, illustrates the opposite pass of the inner chain sheet and a chain
System；
Fig. 6 is a use state reference chart of the first embodiment, illustrates the chain for assembling the inner chain sheet and one
The relativeness of chain wheel set；
Fig. 7 is that the section view of a second embodiment of inner chain sheet of the present invention uses reference chart, the bright inner chain sheet and the phase
To the relativeness of chain piece；
Fig. 8 is a use state diagram of second embodiment, illustrates the relativeness of the inner chain sheet and the chain；
Fig. 9 is a side view of a 3rd embodiment of inner chain sheet of the present invention；
Figure 10 is the diagrammatic cross-section that 10-10 lines are taken along Fig. 9, while illustrating the inner chain sheet, the opposite chain piece
With the relativeness of a latch；
Figure 11 is the side view of a fourth embodiment of inner chain sheet of the present invention；And
Figure 12 is the side view of the 5th embodiment of inner chain sheet of the present invention.
Specific implementation mode
Refering to fig. 1,2,3, a first embodiment of the inner chain sheet 1 of chain of the present invention can be with one with respect to 2 phase of chain piece
Cooperation, and an engaging space 3 is defined jointly, the structure of the opposite chain piece 2 can be identical with the inner chain sheet 1.The present embodiment
The inner chain sheet 1 includes two and connects the group connecting part 11 along a 10 spaced group connecting part of longitudinal centre line 11, one
Interconnecting piece 12 and an area Xie Dao 13 for surrounding and being connected to the group connecting part 11 and 12 outer peripheral edge of interconnecting piece.Each
Group connecting part 11 all have there are one with the basal wall 111, one of 12 integrally connected of interconnecting piece from the basal wall 111 toward the opposite chain piece 2
Protruded stigma 112 outstanding and one are through the basal wall 111 and the joining hole 113 of the protruded stigma 112, and there are one remote for the basal wall 111 tool
From the outer ring surface 114 and an inner ring surface 115 for surrounding the protruded stigma 112 with respect to chain piece 2.
And the interconnecting piece 12 tool there are one toward far from the recessed groove 121 in 3 direction of engaging space and one far from should
The outer joint face 122 of opposite chain piece 2, the groove 121 have there are two interval and are respectively adjacent to the trough rim 123 of the group connecting part 11,
In the present embodiment, the trough rim 123 is vertical and crosses over the longitudinal centre line 10, and parallel interval, i.e., aforementioned trough rim 123 is pair
The leap of the title longitudinal centre line 10 connects in the outer ring surface 114 of the present embodiment, the outer joint face 122 and the group connecting part 11
It connects, and the position flushed is in the same plane, and the longitudinal centre line 10 is rough can pass through the center of each joining hole 113
Point.
Refering to fig. 1,3,4, and the areas Xie Dao 13 towards this with respect to chain piece 2, and include two positions in the longitudinal centre line 10
The oblique surface 131 of opposite side, the outer peripheral edge that each oblique surface 131 is along the inner chain sheet 1 extends, and is connected to described group and connects
Between portion 11 and the interconnecting piece 12, above-mentioned oblique surface 131 is also all gradual low toward the outer peripheral edge from the longitudinal centre line 10
It tilts.
Refering to fig. 1,2,3, the present embodiment inner chain sheet 1 when in use, can it is identical with structure this with respect to chain piece 2 inside and outside
Setting, and the engaging space 3 is defined jointly, preferably, this is with respect to chain piece 2 also tool, there are one the phases towards the engaging space 3
To groove 21, the confronting grooves 21 also have there are two opposite trough rim 211 corresponding with the trough rim 123 of the inner chain sheet 1,
I.e. aforementioned opposite trough rim 211 is parallel and wide with the trough rim 123 of the inner chain sheet 1.
Refering to Fig. 2,3,5,6, specifically, the present embodiment inner chain sheet 1 when in use, can in pairs, and and
Several outer chain sheets 4 and the matching of several chain rivets 5 is combined it is vertical form a chain, the tool of each chain rivet 5 is there are one central axis 51, two
All there are one axial line distance 52, the axial line distance 52 and the chains for tool between the central axis 51 of two adjacent chain rivets 5
The ratio of one overall width 6 is 2.39 ± 0.12.
Chain with aforementioned structure, can speed change and operating in a chain wheel set 9, the chain wheel set 9 have 12
Coaxial sprocket wheel 90, each sprocket wheel 90 have it is several surround a rotation center setting latches 91, and adjacent latch 91 it
Between distance matched with each axial line distance 52 of the chain.
The present embodiment inner chain sheet 1 when in use, since the groove 121 of the inner chain sheet 1 is toward far from the engaging space 3
Direction it is recessed, this is also to have the confronting grooves 21 corresponding with the groove 121 with respect to chain piece 2, therefore the cooperation of aforementioned structure,
The width that the engaging space 3 can effectively be expanded, along with the trough rim 123 of the groove 121 is parallel interval, therefore,
It can effectively expand the opening width that is caught in of the latch 91 for each sprocket wheel 90 on the engaging space 3, therefore the present embodiment
When carrying out speed change, the latch 91 on each sprocket wheel 90 can be easier to be caught in the engaging space 3 chain.In addition,
The areas Xie Dao 13 of each inner chain sheet 1, can also allow the latch 91 of each sprocket wheel 90 to be easier to import the engaging space 3
It is interior, therefore the aforementioned areas Dao Xie 13 can increase smoothness and convenience of the assembling chain in engagement, the present embodiment is in addition to that can carry
Smoothness of the high chain in changed speed operation, and the chain is made to be more suitable for being used in outside the higher occasion of variable hop count,
Since the trough rim 123 of each inner chain sheet 1 is parallel interval, therefore it can also increase the easness of draft.
Refering to Fig. 7,8, a second embodiment of inner chain sheet 1 of the present invention is also to coordinate with the opposite chain piece 2, and common
The engaging space 3 is defined, the construction of the inner chain sheet 1 is similar with the first embodiment, and different places is：The interconnecting piece 12
The 114 non-position of outer ring surface of the outer joint face 122 and each group connecting part 11 is in the same plane, wherein the outer joint face 122
The outer ring surface 114 is protruded toward the outside far from the engaging space 3.The change of aforementioned structure can further expand the card
Close the width in space 3.
Specifically, the present embodiment inner chain sheet 1 when in use, can also in pairs, and with the outer chain sheet 4 and
The matching of the chain rivet 5, which is combined to stand, forms the chain, preferably, the interconnecting piece 12 of each inner chain sheet 1 outwardly protrudes, and the company
The outer joint face 122 of socket part 12 is flushed with a lateral surface 41 of the corresponding outer chain sheet 4, two-by-two the adjacent chain rivet
The axial line distance 52 and the ratio of width 7 outside a maximum of the inner chain sheet 1 between 5 are 2.39 ± 0.12.In addition, aforementioned
Axial line distance 52 with it is each to engage the ratio of a maximum internal width degree 8 in space 3 be 5.5 ± 0.12, so make each of chain
It is all consistent to engage space, when can be effectively increased operating with it is smooth when speed change.The chain with aforementioned structure is more suitable for having
There are shift, speed change in the chain wheel set 9 (referring to Fig. 6) of 12 coaxial sprocket wheels 90.
Refering to Fig. 9,10, the structure of a 3rd embodiment of inner chain sheet 1 of the present invention is similar with the first embodiment, this is recessed
Slot 121 also has that there are two from the longitudinal centre line 10 toward the gradual low inclined inclined surface 124 in the outer peripheral edge of the inner chain sheet 1, institute
Stating inclined surface 124 can allow the latch 91 more smoothly to slide into the engaging space 3.The present invention 3rd embodiment it is described
Inclined surface 124 can further increase the engaging space 3 in the width close to the region of periphery circle, the latch 91 is conveniently allowed to block
Enter, and aforementioned inclined surface 124 due to will not expand the engaging space 3 close to 10 region of longitudinal centre line width, can
It is more consolidated with allowing the latch 91 being caught in be engaged with chain.
Refering to fig. 11, the structure of a fourth embodiment of inner chain sheet 1 of the present invention be also it is similar with the first embodiment, no
With place be that the groove 121 of the interconnecting piece 12 is position in the side of the longitudinal centre line 10, and the groove 121 is described
Trough rim 123 is perpendicular to the longitudinal centre line 10.
Refering to fig. 12, the structure of the 5th embodiment of inner chain sheet 1 of the present invention is similar with the fourth embodiment, different
Place is that the trough rim 123 of the groove 121 favours the longitudinal centre line 10.The present invention the 4th and the 5th embodiment allow
The groove 121 is located at the unilateral side of the longitudinal centre line 10, equally has the effect of as described in 3rd embodiment.
By described above it is found that the structure of the present invention inner chain sheet 1 is not only novel, when the inner chain sheet 1 is mounted on the chain
On, and when chain piece opposite with this 2 defines the engaging space 3 jointly, since the groove 121 of the inner chain sheet 1 can expand this
Engage the width in space 3, and the trough rim 123 of parallel interval can also provide a wide entrance on the groove 121, side
Just the latch 91 of each sprocket wheel 90 is caught in, therefore the present invention inner chain sheet 1 exists in addition to having to facilitate draft and improve the chain
Outside smoothness when speed change, it also is adapted for being used in the higher occasion of variable hop count.
Only as described above, only the embodiment of the present invention is all when cannot be limited the scope of implementation of the present invention with this
It is all still to belong to the present invention according to simple equivalent changes and modifications made by scope of the present invention patent and patent specification content
In the range of patent covers.
Claims (13)
1. a kind of inner chain sheet of chain can define an engaging space jointly by opposite chain piece with one, which includes：
Two group connecting parts are arranged along a longitudinal centre line interval, and there are one joining holes for each group connecting part tool：And
One interconnecting piece connects the group connecting part, and has there are one toward the recessed groove in the direction far from the engaging space, this is recessed
There are two the trough rims of parallel interval for slot tool.
2. the inner chain sheet of chain according to claim 1, which is characterized in that the trough rim is perpendicular to the longitudinal centre line.
3. the inner chain sheet of chain according to claim 1, with respect to chain piece tool, there are one the sides toward the separate engaging space for this
To recessed confronting grooves, there are two the opposite trough rims of parallel interval for confronting grooves tool, which is characterized in that the trough rim tilts
It is consistent in the opposite trough rim inclined direction of the longitudinal centre line, trough rim chain piece opposite with this of the inner chain sheet.
4. the inner chain sheet of chain according to claim 1, which is characterized in that the groove crosses over the longitudinal centre line.
5. the inner chain sheet of chain according to claim 1, which is characterized in that there are two be located at the longitudinal center for groove tool
The inclined surface of line opposite side, each inclined surface are gradually to be tilted from the longitudinal centre line toward the outer peripheral edge of the inner chain sheet.
6. the inner chain sheet of chain according to any one of claim 1 to 5, which is characterized in that each group connecting part has
One outer ring surface far from this with respect to chain piece, there are one the outer joint face for connecting the outer ring surface, the outer connections for interconnecting piece tool
Face and the outer ring surface be flush it is in the same plane.
7. the inner chain sheet of chain according to any one of claim 1 to 5, which is characterized in that each group connecting part has
One outer ring surface far from this with respect to chain piece, there are one the outer joint face for connecting the outer ring surface, the outer connections for interconnecting piece tool
Face is non-in the same plane with the outer ring surface, and the past outside far from the engaging space of the outer joint face outer ring surface
It is prominent.
8. the inner chain sheet of chain according to claim 1, which is characterized in that also surrounded comprising one and be connected to described group
The areas Xie Dao of the outer peripheral edge of socket part and the interconnecting piece, between which extends in the group connecting part along the outer peripheral edge, and by
The longitudinal centre line is gradually tilted toward the outer peripheral edge.
9. the inner chain sheet of chain according to claim 8, which is characterized in that each group connecting part also have that there are one the past cards
Space protruded stigma outstanding is closed, and the joining hole runs through the protruded stigma.
10. a kind of chain speed change, the chain wheel set can have 12 coaxial sprocket wheels, each sprocket wheel in a chain wheel set
It is equipped with several latches, which is characterized in that the chain includes：
Several inner chain sheets according to claim 1 are spaced setting and define the engaging space described in one jointly two-by-two；
Several outer chain sheets, also interval setting two-by-two；And
Several chain rivets concatenate the adjacent inner chain sheet and the outer chain sheet, and there are one central axis for each chain rivet tool, two-by-two
All there are one axial line distance, the axial line distance institutes adjacent on each sprocket wheel for tool between the central axis of adjacent chain rivet
The distance stated between latch matches, and aforementioned axis distance and the ratio of an overall width of the chain are 2.39 ± 0.12.
11. chain according to claim 10, which is characterized in that there are one the neighbouring outer chain sheets for each group connecting part tool
Outer ring surface, for interconnecting piece tool there are one the outer joint face for connecting the outer ring surface, which is to flush with the outer ring surface
Ground is in the same plane.
12. chain according to claim 10, which is characterized in that there are one the neighbouring outer chain sheets for each group connecting part tool
Outer ring surface, interconnecting piece tool there are one the outer joint face for connecting the outer ring surface, the outer joint face with the outer ring surface is non-is located at
On same plane, and the outer joint face outer ring surface toward far from the engaging space outside protrude, aforementioned axis distance with
The ratio of the outer width of one maximum of the corresponding inner chain sheet is 2.39 ± 0.12.
13. chain according to claim 10, which is characterized in that aforementioned axis distance engages a maximum in space with this
The ratio of insied width is 5.5 ± 0.12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710065113.3A CN108343708A (en) | 2017-01-23 | 2017-01-23 | Chain and its inner chain sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710065113.3A CN108343708A (en) | 2017-01-23 | 2017-01-23 | Chain and its inner chain sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108343708A true CN108343708A (en) | 2018-07-31 |
Family
ID=62962259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710065113.3A Pending CN108343708A (en) | 2017-01-23 | 2017-01-23 | Chain and its inner chain sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108343708A (en) |
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