CN203835888U - Buckle type connecting piece - Google Patents

Buckle type connecting piece Download PDF

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Publication number
CN203835888U
CN203835888U CN201320875429.6U CN201320875429U CN203835888U CN 203835888 U CN203835888 U CN 203835888U CN 201320875429 U CN201320875429 U CN 201320875429U CN 203835888 U CN203835888 U CN 203835888U
Authority
CN
China
Prior art keywords
joint
attachment hole
plate body
seizing type
extension part
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.)
Expired - Fee Related
Application number
CN201320875429.6U
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Chinese (zh)
Inventor
王鼎瑞
赖淑华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fivetech Technology Inc
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Fivetech Technology Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fivetech Technology Inc filed Critical Fivetech Technology Inc
Priority to CN201320875429.6U priority Critical patent/CN203835888U/en
Application granted granted Critical
Publication of CN203835888U publication Critical patent/CN203835888U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

A buckle type connecting piece comprises a U-shaped body and a plurality of buckle openings, wherein the U-shaped body is provided with a first connecting portion and a plurality of extending portions, wherein the first connecting portion and the extending portions are connected with each other, the first connecting portion is provided with a first connecting hole, the direction of the extending portions and the direction of the opening of the first connecting hole are the same or opposite, the buckle openings are connected to the extending portions respectively, and the buckle opening face towards the exterior or the interior of the U-shaped body. Therefore, the buckle type connecting piece is simple in structure and low in cost, can be easily assembled on an object, and can assist objects not corresponding to the type of the connecting hole in connection or assist two objects having error with the position of the connecting hole.

Description

Seizing type link
Technical field
The utility model relates to a kind of seizing type link, relates in particular to a kind of simple structure cost low, is easily assembled in object, and can help the object that attachment hole type cannot be corresponding, maybe can help the seizing type link that attachment hole position has two objects of error.
Background technique
For connecting the instrument of two objects, use connection part now more; for example screw, rivet or telescopic screw ... Deng; yet; when the attachment hole type of the wherein object in two objects cannot corresponding general connection part; general connection part often can connecting object, in addition, and when the position, hole of two objects misplaces because processing or assembling produce; general connection part also often can be used, or cannot really firmly connect two objects after use.Therefore, how to develop a kind of seizing type link, so that its simple structure cost is low, easily be assembled in object, and can help the object that attachment hole type cannot be corresponding, maybe can help two objects that attachment hole position has error, will be that the utility model is wanted positive disclosed feature.
Summary of the invention
Because the shortcoming of above-mentioned known technology, it does not reach perfection creator's thoughts, then exhausting the concentrated research of its intelligence overcomes, and then develop a kind of seizing type link, low to reaching simple structure cost, easily be assembled in object, and can help the object that attachment hole type cannot be corresponding, maybe can help the object that attachment hole position has two objects of error.
For reaching above-mentioned purpose and other objects, the utility model provides a kind of seizing type link, it comprises: U-shaped body, it has interconnective the first joint and a plurality of extension part, described the first joint has the first attachment hole, described extension part with the opening of described the first attachment hole towards identical or opposite direction; And a plurality of buckle mouths, it is connected to described extension part, described buckle mouth towards described U-shaped this external or in.
In above-mentioned seizing type link, described the first joint is the U-shaped extending out, and described extension part is connected in two sides that described the first joint is relative, the towards the opposite or equidirectional of the opening of described the first joint and described extension part.
In above-mentioned seizing type link, in described the first attachment hole, there is level and smooth inwall, internal thread or at least one projection.
In above-mentioned seizing type link, described buckle mouth is respectively U-shaped or L shaped.
In above-mentioned seizing type link, described the first joint, described extension part and described buckle mouth are that plate body is integrally formed.
In above-mentioned seizing type link, also comprise the second joint, it has the second attachment hole, and described the first joint has a holding part, described the first attachment hole is positioned at described holding part, and described the second joint activity is limited between this holding part, described extension part and described buckle mouth.
In above-mentioned seizing type link, described the first joint is square plate body or rectangle plate body, and described extension part is connected in two sides that described the first joint is relative.
In above-mentioned seizing type link, described the first joint is connected with a plurality of barrier walls outward to form described holding part in addition in described extension part.
In above-mentioned seizing type link, other two sides of described the first joint are connected with respectively at least one barrier wall to form described holding part.
In above-mentioned seizing type link, described the first joint, described barrier wall, described extension part and described buckle mouth are that a plate body is integrally formed.
In above-mentioned seizing type link, in described the second attachment hole, there is level and smooth inwall or at least one projection.
In above-mentioned seizing type link, described the second attachment hole is less than described the first attachment hole.
Therefore, the simple and easy cost of seizing type connecting-piece structure of the present utility model is low, is easily assembled in object, and can help the object that attachment hole type cannot be corresponding, maybe can help two objects that attachment hole position has error.
Accompanying drawing explanation
Fig. 1 is the schematic diagram one of the utility model specific embodiment.
Fig. 2 is the schematic diagram two of the utility model specific embodiment.
Fig. 3 is the schematic diagram three of the utility model specific embodiment.
Fig. 4 is the schematic diagram one of the utility model specific embodiment application.
Fig. 5 is the schematic diagram two of the utility model specific embodiment application.
Fig. 6 (a) is the first phase diagram of the schematic diagram three of the utility model specific embodiment application.
Fig. 6 (b) is the second phase diagram of the schematic diagram three of the utility model specific embodiment application.
Fig. 7 is the schematic diagram one of the utility model specific embodiment the first attachment hole.
Fig. 8 is the schematic diagram two of the utility model specific embodiment the first attachment hole.
Fig. 9 is the schematic diagram one of the utility model specific embodiment buckle mouth.
Figure 10 is the schematic diagram four of the utility model specific embodiment.
Figure 11 is the schematic diagram five of the utility model specific embodiment.
Figure 12 is the schematic diagram six of the utility model specific embodiment.
Figure 13 is the schematic diagram four of the utility model specific embodiment application.
Figure 14 is the schematic diagram five of the utility model specific embodiment application.
Figure 15 (a) is the first phase diagram of the schematic diagram six of the utility model specific embodiment application.
Figure 15 (b) is the second phase diagram of the schematic diagram six of the utility model specific embodiment application.
Figure 16 is the schematic diagram of the utility model specific embodiment the second attachment hole.
Figure 17 is the schematic diagram two of the utility model specific embodiment buckle mouth.
[symbol description]
1 U-shaped body
11 first joints
111 first attachment holes
12 extension parts
13 barrier walls
14 holding parts
2 buckle mouths
3 second joints
31 second attachment holes
4 connection parts
41 linkage units
411 inverted L-shaped grooves
42 sleeves
5 plate bodys
6L shape plate body
61 square attachment holes
Embodiment
For fully understanding the purpose of this utility model, feature and effect, existing by following specific embodiment, and coordinate appended graphicly, and the utility model is described in detail, illustrate as rear:
Fig. 1 to Fig. 3 is respectively the schematic diagram one to three of the utility model specific embodiment, and as shown in the figure, the utility model provides a kind of seizing type link, and it comprises U-shaped body 1 and a plurality of buckle mouth 2, and the two buckle mouths 2 of take in graphic are example.Wherein, described U-shaped body 1 has interconnective the first joint 11 and a plurality of extension part 12, two extension parts 12 of take in graphic are example, described the first joint 11 also can arrange described extension part 12 again in all the other sides, by described the first joint 11 and the described extension part 12 that are interconnected to U-shaped, described U-shaped body 1 can have elasticity, in addition, described U-shaped body 1 also can be elastic material, moreover, described U-shaped body 1 can slightly extend out or inside contract, described the first joint 11 has the first attachment hole 111, described extension part 12 with the opening of this first attachment hole 111 towards identical or opposite direction, take Fig. 1 as example, the opening of described extension part 12 and described the first attachment hole 111 is towards the top of described the first joint 11, in addition, described extension part 12 also can be towards the below of described the first joint 11 with the opening of described the first attachment hole 111, described buckle mouth 2 is connected to described extension part 12, the quantity of described buckle mouth 2 is identical with the quantity of described extension part 12, described buckle mouth 2 outside this U-shaped body 1 or in, take Fig. 2 as example, level is towards left side and the right side of described U-shaped body 1 respectively for described buckle mouth 2, and in addition, described buckle mouth 2 also can face upward or downward slightly, moreover, described buckle mouth 2 can be simultaneously towards the inner side of described U-shaped body 1.Fig. 4 to Fig. 6 (b) is respectively the schematic diagram one to three of the utility model specific embodiment application, as shown in the figure, connection part 4 wishs connect plate body 5 and L shaped plate body 6, described plate body 5 has attachment hole (not shown) and also can be L shaped, described L shaped plate body 6 has square attachment hole 61 and also can be planar, described connection part 4 has linkage unit 41 and the sleeve 42 of mutual flexible connection, the connecting end of described linkage unit 41 has two inverted L-shaped grooves 411 (Fig. 6 (a) and Fig. 6 (b) be the not shown inverted L-shaped groove that is positioned at described connecting end rear all), because the connection type of the connecting end of described linkage unit 41 cannot be to square attachment hole 61 that should L shaped plate body 6, when therefore wish connects described plate body 5 and described L shaped plate body 6, just can apply seizing type link of the present utility model, can be to described inverted L-shaped groove 411 that should connection part 4 and there are two corresponding projections in the first attachment hole 111 of seizing type link of the present utility model, during application, first the sleeve of described connection part 4 42 is fixed on to the attachment hole (as shown in Figure 4) of described plate body 5, and the described buckle mouth 2 of seizing type link of the present utility model is snapped in to left and right two sides (as shown in Figure 5) in the square attachment hole 61 of described L shaped plate body 6, make again afterwards the attachment hole of described plate body 5 be placed in the top (as shown in Fig. 6 (a)) of the square attachment hole 61 of this L shaped plate body 6, then press down again described connection part 4 linkage unit 41 so that described projection by the below of the longitudinal component of described inverted L-shaped groove 411, embedded respectively, the linkage unit 41 of the last described connection part 4 that turns left is again so that described projection embeds the lateral part (as shown in Fig. 6 (b)) of described inverted L-shaped groove 411, and then make described connection part 4 and seizing type link of the present utility model connect described plate body 5 and described L shaped plate body 6.In addition, if the attachment hole of described plate body 5 also can be connected described plate body 5 and described L shaped plate body 6 by seizing type link of the present utility model while producing dislocation with the position, hole of the square attachment hole 61 of described L shaped plate body 6 because processing or assembling, the Fig. 6 (a) of take is example, for example the square attachment hole 61 of the attachment hole of described plate body 5 and described L shaped plate body 6 produces error in perpendicular distance, or while producing error on position, left and right, because seizing type link of the present utility model has elasticity, therefore seizing type link of the present utility model when connecting described plate body 5 and described L shaped plate body 6 can by vertically to resiliently deformable or left and right to resiliently deformable absorb described error.Moreover, take Fig. 5 and Fig. 6 (a) is example, if the square attachment hole 61 of the attachment hole of described plate body 5 and described L shaped plate body 6 is while producing error on front and back position, also as long as front and back two sides that the described buckle mouth 2 of seizing type link of the present utility model is changed in the square attachment hole 61 that is snapped in described L shaped plate body 6 can absorb described error and connect described plate body 5 and described L shaped plate body 6.
As mentioned above, the simple and easy cost of seizing type connecting-piece structure of the present utility model is low, is easily assembled in object, and can help the object that attachment hole type cannot be corresponding, maybe can help two objects that attachment hole position has error.
Refer again to Fig. 1 and Fig. 2, as shown in the figure, in above-mentioned seizing type link, described the first joint 11 can be the U-shaped extending out, described extension part 12 is connected in two sides that described the first joint 11 is relative (left and right two sides), the opening of described the first joint 11 and described extension part 12 direction towards the opposite (or can towards equidirectional).Therefore, seizing type link of the present utility model can have more elasticity with by vertically to or left and right to the resiliently deformable position, hole that absorbs two objects because of vertically to or left and right to processing or assembling produce the error while misplacing.
Fig. 7 and Fig. 8 are respectively the schematic diagram one and two of the utility model specific embodiment the first attachment hole, please also refer to Fig. 1 and Fig. 3, as shown in the figure, in above-mentioned seizing type link, described the first attachment hole 111 is interior except at least one projection that can have as shown in Figures 1 and 3, in described the first attachment hole 111, also can there is level and smooth inwall (as shown in Figure 7) with connecting cylinder body or buckling body, or internal thread (as shown in Figure 8) is to connect outside thread.
Fig. 9 is the schematic diagram one of the utility model specific embodiment buckle mouth, please also refer to Fig. 1 and Fig. 2, as shown in the figure, described buckle mouth 2 can be respectively U-shaped or L shaped, and when described buckle mouth 2 is U-shaped, described buckle mouth 2 can slightly extend out, inside contract or slightly become C shape, in addition, take Fig. 5 as example, if when described buckle mouth 2 is while being L shaped, described buckle mouth 2 is snapped in respectively the top of described square attachment hole 61.
Refer again to Fig. 1 and Fig. 2, as shown in the figure, in above-mentioned seizing type link, described the first joint 11, described extension part 12 and described buckle mouth 2 can be integrally formed by a plate body bending.
Figure 10 to Figure 12 is respectively the schematic diagram four to six of the utility model specific embodiment, as shown in the figure, in above-mentioned seizing type link, also can comprise the second joint 3, it has the second attachment hole 31, described the first joint 11 has holding part 14, described the first attachment hole 111 is positioned at described holding part 14, these the second joint 3 activities are limited in described holding part 14, between described extension part 12 and described buckle mouth 2, described the second joint 3 can be cuboid, cube or its allothimorph, as long as described the second joint 3 is movable, be limited in described holding part 14, between described extension part 12 and described buckle mouth 2.Figure 13 to Figure 15 (b) is respectively the schematic diagram four to six of the utility model specific embodiment application, as shown in the figure, connection part 4 wishs connect plate body 5 and L shaped plate body 6, described plate body 5 has attachment hole (not shown) and also can be L shaped, described L shaped plate body 6 has square attachment hole 61 and also can be planar, described connection part 4 has linkage unit 41 and the sleeve 42 of mutual flexible connection, the connecting end of described linkage unit 41 has two inverted L-shaped grooves 411 (Figure 15 (a) and 15 (b) are the not shown inverted L-shaped groove that is positioned at described connecting end rear all), because the connection type of the connecting end of described linkage unit 41 cannot be to square attachment hole 61 that should L shaped plate body 6, when therefore wish connects described plate body 5 and described L shaped plate body 6, just can apply seizing type link of the present utility model, can be to described inverted L-shaped groove 411 that should connection part 4 and there are two corresponding projections in the second attachment hole 31 of seizing type link of the present utility model, during application, first the sleeve of described connection part 4 42 is fixed on to the attachment hole (as shown in figure 13) of described plate body 5, and the described buckle mouth 2 of seizing type link of the present utility model is snapped in to left and right two sides (as shown in figure 14) in the square attachment hole 61 of described L shaped plate body 6, make again afterwards the attachment hole of described plate body 5 be placed in the top (as shown in Figure 15 (a)) of the square attachment hole 61 of described L shaped plate body 6, then press down again described connection part 4 linkage unit 41 so that described projection by the below of the longitudinal component of described inverted L-shaped groove 411, embedded respectively, the linkage unit 41 of the last described connection part 4 that turns left is again so that described projection embeds the lateral part (as shown in Figure 15 (b)) of described inverted L-shaped groove 411, and then make described connection part 4 and seizing type link of the present utility model connect described plate body 5 and described L shaped plate body 6.In addition, if the attachment hole of described plate body 5 also can be connected described plate body 5 and described L shaped plate body 6 by seizing type link of the present utility model while producing dislocation with the position, hole of the square attachment hole 61 of described L shaped plate body 6 because processing or assembling, the Figure 15 (a) of take is example, for example the square attachment hole 61 of the attachment hole of described plate body 5 and described L shaped plate body 6 produces error in perpendicular distance, or produce error on position, left and right, or while producing error on front and back position, because the second joint 3 activities of seizing type link of the present utility model are limited in described holding part 14, between described extension part 12 and described buckle mouth 2, therefore seizing type link of the present utility model can absorb by the skew of described the second joint 3 described error when connecting described plate body 5 and described L shaped plate body 6.Moreover, take Figure 14 and Figure 15 (a) is example, if the square attachment hole 61 of the attachment hole of described plate body 5 and described L shaped plate body 6 is while producing error on front and back position, because the second joint 3 of seizing type link of the present utility model can be at described holding part 14, skew before and after between described extension part 12 and described buckle mouth 2, therefore do not need as above-mentioned illustration by buckle mouth 2 as described in seizing type link of the present utility model change into be snapped in as described in front and back two sides in the square attachment hole 61 of L shaped plate body 6, also described error be can absorb and described plate body 5 and described L shaped plate body 6 connected, increase the convenience connecting.
Refer again to Figure 10 and Figure 12, as shown in the figure, in above-mentioned seizing type link, described the first joint 11 can be square plate body or rectangle plate body, described extension part 12 can be connected in two relative sides of described the first joint 11, for example left and right two sides or front and back two sides.
Refer again to Figure 10 and Figure 11, as shown in the figure, in above-mentioned seizing type link, the remaining part of described the first joint 11 outside described extension part 12 can be connected with a plurality of barrier walls 13 in addition to form described holding part 14.Therefore, described holding part 14 can avoid described the second joint 3 to drop out.
Refer again to Figure 10 and Figure 11, as shown in the figure, in above-mentioned seizing type link, when described the first joint 11 is square plate body or rectangle plate body, other two sides outside two sides that described the first joint 11 connects in described extension part 12 (front and back two sides) can be connected with respectively at least one barrier wall 13 to form described holding part 14.Therefore, described holding part 14 can avoid described the second joint 3 to drop out.
Refer again to Figure 10 and Figure 11, as shown in the figure, in above-mentioned seizing type link, described the first joint 11, described barrier wall 13, described extension part 12 and described buckle mouth 2 can be bent and integrally formed by plate body.
Figure 16 is the schematic diagram of the utility model specific embodiment the second attachment hole, please also refer to Fig. 9 and Figure 11, as shown in the figure, in above-mentioned seizing type link, in described the second attachment hole 31, except at least one projection that can have as shown in Figure 10 and Figure 12, in described the second attachment hole 31, also can there is level and smooth inwall (as shown in Figure 15 (a) and 15 (b)) with connecting cylinder body or buckling body.
Refer again to Figure 12, as shown in the figure, in above-mentioned seizing type link, described the second attachment hole 31 is less than described the first attachment hole 111.Therefore, if described connection part 4 connects after described plate body 5 and described L shaped plate body 6, when the linkage unit 41 of described connection part 4 protrudes from described the second attachment hole 31, the part that described the first attachment hole 111 can make described linkage unit 41 protrude from described the second attachment hole 31 is passed, and then can make seizing type link of the present utility model connect smoothly described plate body 5 and described L shaped plate body 6.
Figure 17 is the schematic diagram two of the utility model specific embodiment buckle mouth, please also refer to Figure 10 and Figure 11, as shown in the figure, described buckle mouth 2 can be respectively U-shaped or L shaped, and when described buckle mouth 2 is U-shaped, described buckle mouth 2 can slightly extend out, inside contract or slightly become C shape, in addition, take Figure 14 as example, if when described buckle mouth 2 is while being L shaped, described buckle mouth 2 is snapped in respectively the top of described square attachment hole 61.
The utility model is open with preferred embodiment hereinbefore, and so those of ordinary skill in the art it should be understood that described embodiment is only for describing the utility model, and should not be read as restriction scope of the present utility model.It should be noted that the variation of all and described embodiment's equivalence and displacement all should be made as and be covered by category of the present utility model.Therefore, protection domain of the present utility model when with claim the person of being defined be as the criterion.

Claims (16)

1. a seizing type link, is characterized in that, it comprises:
U-shaped body, it has interconnective the first joint and a plurality of extension part, described the first joint has the first attachment hole, described extension part with the opening of described the first attachment hole towards identical or opposite direction; And
A plurality of buckle mouths, it is connected to described extension part, described buckle mouth towards described U-shaped this external or in.
2. seizing type link as claimed in claim 1, it is characterized in that, described the first joint is the U-shaped extending out, and described extension part is connected in two sides that described the first joint is relative, the towards the opposite or equidirectional of the opening of described the first joint and described extension part.
3. seizing type link as claimed in claim 1, is characterized in that in described the first attachment hole, having level and smooth inwall, internal thread or at least one projection.
4. seizing type link as claimed in claim 2, is characterized in that, has level and smooth inwall, internal thread or at least one projection in described the first attachment hole.
5. the seizing type link as described in any one in claim 1 to 4, is characterized in that, described buckle mouth is respectively U-shaped or L shaped.
6. the seizing type link as described in any one in claim 1 to 4, is characterized in that, described the first joint, described extension part and described buckle mouth are that plate body is integrally formed.
7. seizing type link as claimed in claim 5, is characterized in that, described the first joint, described extension part and described buckle mouth are that plate body is integrally formed.
8. seizing type link as claimed in claim 1, it is characterized in that, also comprise the second joint, it has the second attachment hole, described the first joint has holding part, described the first attachment hole is positioned at described holding part, and described the second joint activity is limited between described holding part, described extension part and described buckle mouth.
9. seizing type link as claimed in claim 8, is characterized in that, described the first joint is square plate body or rectangle plate body, and described extension part is connected in two sides that described the first joint is relative.
10. seizing type link as claimed in claim 8, is characterized in that, described the first joint is connected with a plurality of barrier walls outward to form described holding part in addition in described extension part.
11. seizing type links as claimed in claim 9, is characterized in that, other two sides of described the first joint are connected with respectively at least one barrier wall to form described holding part.
12. seizing type links as claimed in claim 10, is characterized in that, described the first joint, described barrier wall, described extension part and described buckle mouth are that plate body is integrally formed.
13. seizing type links as claimed in claim 11, is characterized in that, described the first joint, described barrier wall, described extension part and described buckle mouth are that plate body is integrally formed.
14. seizing type links as described in any one in claim 8 to 13, is characterized in that in described the second attachment hole, having level and smooth inwall or at least one projection.
15. seizing type links as described in any one in claim 8 to 13, is characterized in that, described the second attachment hole is less than described the first attachment hole.
16. seizing type links as claimed in claim 14, is characterized in that, described the second attachment hole is less than described the first attachment hole.
CN201320875429.6U 2013-12-20 2013-12-20 Buckle type connecting piece Expired - Fee Related CN203835888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320875429.6U CN203835888U (en) 2013-12-20 2013-12-20 Buckle type connecting piece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320875429.6U CN203835888U (en) 2013-12-20 2013-12-20 Buckle type connecting piece

Publications (1)

Publication Number Publication Date
CN203835888U true CN203835888U (en) 2014-09-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320875429.6U Expired - Fee Related CN203835888U (en) 2013-12-20 2013-12-20 Buckle type connecting piece

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104895882A (en) * 2015-05-14 2015-09-09 赵静 Two-way type fastener for abutting joint of connecting plates
CN105735105A (en) * 2016-03-14 2016-07-06 朱德金 Connection mechanism for lake surface bridge body paving
CN108644209A (en) * 2018-05-31 2018-10-12 安徽江淮汽车集团股份有限公司 Adjustable nut
CN111252105A (en) * 2020-01-21 2020-06-09 中车山东机车车辆有限公司 Plug-in type adjustable framework connecting structure and method for rail engineering vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104895882A (en) * 2015-05-14 2015-09-09 赵静 Two-way type fastener for abutting joint of connecting plates
CN105735105A (en) * 2016-03-14 2016-07-06 朱德金 Connection mechanism for lake surface bridge body paving
CN108644209A (en) * 2018-05-31 2018-10-12 安徽江淮汽车集团股份有限公司 Adjustable nut
CN111252105A (en) * 2020-01-21 2020-06-09 中车山东机车车辆有限公司 Plug-in type adjustable framework connecting structure and method for rail engineering vehicle

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20140917

Termination date: 20161220