CN102653086A - Screw driver - Google Patents
Screw driver Download PDFInfo
- Publication number
- CN102653086A CN102653086A CN2012101636496A CN201210163649A CN102653086A CN 102653086 A CN102653086 A CN 102653086A CN 2012101636496 A CN2012101636496 A CN 2012101636496A CN 201210163649 A CN201210163649 A CN 201210163649A CN 102653086 A CN102653086 A CN 102653086A
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- China
- Prior art keywords
- screw
- screw driver
- cutter head
- word
- head
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- 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
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a screw driver which can screw both a minus screw and a cross-shaped screw. The screw driver comprises a screw driver handle and a screw driver rod with the tail part which is arranged in the screw driver handle, wherein a minus screw driver head is arranged at the head part of the screw driver rod; and chamfers are arranged on two sides of the minus screw driver head so that the top of the screw driver head can be adapted to a cross-shaped groove at the tail part of the cross-shaped screw. According to the screw driver disclosed by the invention, not only can the top of the screw driver head be used for screwing the minus screw and the cross-shaped screw, but also the side part formed by the chamfers on the two sides can be used for screwing the minus screw, so that the service life of the whole screw driver is prolonged.
Description
Technical field
The present invention relates to a kind of screwdriver.
Background technology
In daily life, the usage frequency of screwdriver is very high.At present, traditional straight screwdriver, its structure generally includes: handle of a knife and one of which end are arranged on the knife bar in the handle of a knife, and the other end of knife bar is provided with a word cutter head.During use, this screwdriver can only be twisted a word screw, and function ratio is more single.
Summary of the invention
Technical problem to be solved by this invention is: a kind of screwdriver that not only can twist a word screw but also can twist plus screw is provided.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: screwdriver; Comprise: handle of a knife is arranged on the knife bar in the handle of a knife with its afterbody; The head of knife bar is provided with a word cutter head, and the both sides of a said word cutter head are provided with chamfering, makes the top of cutter head can adapt to the cross recess of plus screw afterbody.
The sidepiece that a said word cutter head both sides chamfering forms and the flat recess of a word screw afterbody adapt.
The sidepiece of at least one side of a said word cutter head is wideer than knife bar, forms hook.
The invention has the beneficial effects as follows: the present invention is through the both sides chamfering with cutter head; Make the top of cutter head can twist a word screw and can twist plus screw again; And the sidepiece that the both sides chamfering forms also can be used for twisting a word screw, has so just prolonged the service life of whole screwdriver; In addition, the hook of sidepiece can also be used to colluding gets object, thereby has expanded the purposes of said screwdriver, and the inclined-plane of this sidepiece is long, when twisting a word screw, puts forth effort more.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure: 1, handle of a knife, 2, knife bar, 20, cutter head, 3, sidepiece, 4, sidepiece, 5, hook, 6, the top.
The specific embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present invention in detail.
As shown in Figure 1, screwdriver of the present invention comprises: handle of a knife 1 is arranged on the knife bar 2 in the handle of a knife 1 with its afterbody; The both sides that the head of knife bar 2 is provided with a word cutter head 20, one word cutter heads 20 are provided with chamfering, make the top 6 of cutter head can adapt to the cross recess of plus screw afterbody; The sidepiece 3 that one word cutter head both sides chamfering forms and the flat recess of 4 and one word screw afterbody adapt; And wherein the sidepiece 4 of a side is wideer than knife bar 2, forms hook 5.
Claims (3)
1. screwdriver comprises: handle of a knife is arranged on the knife bar in the handle of a knife with its afterbody, and the head of knife bar is provided with a word cutter head, it is characterized in that: the both sides of a said word cutter head are provided with chamfering, make the top of cutter head can adapt to the cross recess of plus screw afterbody.
2. screwdriver according to claim 1 is characterized in that: the sidepiece that a said word cutter head both sides chamfering forms and the flat recess of a word screw afterbody adapt.
3. screwdriver according to claim 1 and 2 is characterized in that: the sidepiece of at least one side of a said word cutter head is wideer than knife bar, forms hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101636496A CN102653086A (en) | 2012-05-24 | 2012-05-24 | Screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101636496A CN102653086A (en) | 2012-05-24 | 2012-05-24 | Screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102653086A true CN102653086A (en) | 2012-09-05 |
Family
ID=46728897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101636496A Pending CN102653086A (en) | 2012-05-24 | 2012-05-24 | Screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102653086A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3042773A1 (en) * | 1980-11-13 | 1982-06-09 | Felo-Werkzeugfabrik Friedrich W. Holland-Letz Kg, 3577 Neustadt | Screw driver for phillips screws - has cross profile made up from two angle sections with their apices chamfered and welded together |
| US5918337A (en) * | 1997-07-17 | 1999-07-06 | Jens Evling | Fish hook screwdriver |
| CN200942501Y (en) * | 2006-04-22 | 2007-09-05 | 吴照平 | Big force minus screwdriver |
| DE202009015628U1 (en) * | 2009-11-20 | 2010-04-15 | Lee, Yu-Jyun | screwdriver |
| CN201736163U (en) * | 2010-06-22 | 2011-02-09 | 富美科技有限公司 | Multi-purpose screwdriver |
| CN202572257U (en) * | 2012-05-24 | 2012-12-05 | 张家港优尼克五金工具有限公司 | Screw driver |
-
2012
- 2012-05-24 CN CN2012101636496A patent/CN102653086A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3042773A1 (en) * | 1980-11-13 | 1982-06-09 | Felo-Werkzeugfabrik Friedrich W. Holland-Letz Kg, 3577 Neustadt | Screw driver for phillips screws - has cross profile made up from two angle sections with their apices chamfered and welded together |
| US5918337A (en) * | 1997-07-17 | 1999-07-06 | Jens Evling | Fish hook screwdriver |
| CN200942501Y (en) * | 2006-04-22 | 2007-09-05 | 吴照平 | Big force minus screwdriver |
| DE202009015628U1 (en) * | 2009-11-20 | 2010-04-15 | Lee, Yu-Jyun | screwdriver |
| CN201736163U (en) * | 2010-06-22 | 2011-02-09 | 富美科技有限公司 | Multi-purpose screwdriver |
| CN202572257U (en) * | 2012-05-24 | 2012-12-05 | 张家港优尼克五金工具有限公司 | Screw driver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120905 |