CN202991725U - Double-concave and double-convex fastener - Google Patents
Double-concave and double-convex fastener Download PDFInfo
- Publication number
- CN202991725U CN202991725U CN 201220707562 CN201220707562U CN202991725U CN 202991725 U CN202991725 U CN 202991725U CN 201220707562 CN201220707562 CN 201220707562 CN 201220707562 U CN201220707562 U CN 201220707562U CN 202991725 U CN202991725 U CN 202991725U
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- CN
- China
- Prior art keywords
- double
- concave
- square block
- groove
- projection
- 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
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Abstract
The utility model discloses a double-concave and double-convex fastener comprising a square block, two lugs and two grooves. The lugs are arranged on one side of the square block, while the grooves are reserved on the other side of the square block. The lugs and the grooves penetrate through two sides of the square block.
Description
Technical field
The utility model relates to a kind of firmware, relates in particular to a kind of concave-concave biconvex firmware.
Background technique
There is no at present this firmware.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of concave-concave biconvex firmware.It is connected and fixed firmly.
In order to solve above technical problem, the technical solution of the utility model is as follows:
A kind of concave-concave biconvex firmware, its structure comprises square block, projection and groove, the one side on described square block is provided with described projection, described projection is provided with two, described square block another side be provided with groove, described groove is provided with two; Described projection and described groove connect the both sides of described square block.
Description of drawings
Fig. 1 is the utility model embodiment's front view.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, its structure of the utility model comprises square block, projection and groove, and the one side on described square block is provided with described projection, and described projection is provided with two, described square block another side be provided with groove, described groove is provided with two; Described projection and described groove connect the both sides of described square block.
Claims (1)
1. concave-concave biconvex firmware, it is characterized in that: this firmware structure comprises square block, projection and groove, and the one side on described square block is provided with described projection, and described projection is provided with two; Described square block another side be provided with groove, described groove is provided with two; Described projection and described groove connect the both sides of described square block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707562 CN202991725U (en) | 2012-12-20 | 2012-12-20 | Double-concave and double-convex fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707562 CN202991725U (en) | 2012-12-20 | 2012-12-20 | Double-concave and double-convex fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991725U true CN202991725U (en) | 2013-06-12 |
Family
ID=48562909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220707562 Expired - Fee Related CN202991725U (en) | 2012-12-20 | 2012-12-20 | Double-concave and double-convex fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291698A (en) * | 2013-06-17 | 2013-09-11 | 苏州柏德纳科技有限公司 | Mechanical connecting seat |
| CN107061433A (en) * | 2017-06-14 | 2017-08-18 | 苏州赛易特环保科技有限公司 | A kind of mounting blocks |
-
2012
- 2012-12-20 CN CN 201220707562 patent/CN202991725U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291698A (en) * | 2013-06-17 | 2013-09-11 | 苏州柏德纳科技有限公司 | Mechanical connecting seat |
| CN107061433A (en) * | 2017-06-14 | 2017-08-18 | 苏州赛易特环保科技有限公司 | A kind of mounting blocks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131220 |