JPS5912571U

JPS5912571U - Driver bit

Info

Publication number: JPS5912571U
Application number: JP10692982U
Authority: JP
Inventors: 丸尾　国政
Original assignee: Individual
Current assignee: Individual
Priority date: 1982-07-14
Filing date: 1982-07-14
Publication date: 1984-01-26

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、本考案ビットの一実施例を示す分解斜視図、
第２図は、同じく組立て状態を示す部分切断面図である
。１・・・・・ゼット、２・・・・・・刃先、３・・・・
・・ガイド溝、４ａ、　４ｂ・・・・・・嵌着穴、５・
・・・・・筒体、６・・・・・・ボックス、７・・・・
・・小孔、９・・・・・・環体、１０ａ、１０ｂ・・・
・・・大径部、１１・・・・・・小径部、１２．１３・
・・・・・発条。FIG. 1 is an exploded perspective view showing an embodiment of the bit of the present invention;
FIG. 2 is a partially cutaway view showing the assembled state. 1...Zet, 2...Blade tip, 3...
...Guide groove, 4a, 4b...Fitting hole, 5.
...Cylinder, 6...Box, 7...
...Small hole, 9...Ring, 10a, 10b...
...Large diameter part, 11...Small diameter part, 12.13.
・・・･･････････････････････････････』

Claims

[Scope of utility model registration request]

(1) For tightening that engages the screw head, use a bit that has a means at the tip, and for other tightening that fits into a square nut, use a cylindrical body that has a box at the tip as a means. The cylindrical body is fitted so as to be movable between a position in which the blade protrudes from the edge of the box and a position in which the cutting edge is retracted to a deep part of the box, and the cylindrical body is fitted into at least the double position device. A screwdriver bit characterized in that the bit is configured such that it can be fixed integrally with the bit.

(2) A guide groove extending in the axial direction and a fitting hole at both ends of the bit are formed in a part of the axial circumference of the tip of the bit, while a small hole is formed in the rear end of the cylindrical body. , the steel ball fitted into the small hole of the cylindrical body under the bit fitting is made to face the guide groove, and a ring body having a large diameter at both ends and a small diameter at the middle part is attached to the rear end of the cylindrical body. The small diameter portion of the ring body is capable of sliding the steel ball under the action of a biasing spring and is normally positioned in the open position of the small hole. The bit for a screwdriver according to claim 1, which is configured to integrate the bit and the cylindrical body by being pushed into the device.