JPH0247183U

JPH0247183U -

Info

Publication number: JPH0247183U
Application number: JP12409188U
Authority: JP
Priority date: 1988-09-23
Filing date: 1988-09-23
Publication date: 1990-03-30

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の使用説明用斜視図
、第２図は同上のビス締付け用工具の側断面図、
第２図は同上のビス把持部の正断面図である。１……ビス締付け用工具、２……ビス締付け用
工具本体、３……ビツト、４……ビツト装着部、
５……ビス、６……ビス把持部、７……頭部、１
６……チヤツク爪、１７……開口、１９……爪部
、２１……ビス締付け量調整部、２５……締付け
調整用コイルスプリング。 Fig. 1 is a perspective view for explaining the use of an embodiment of the present invention, Fig. 2 is a side sectional view of the same screw tightening tool,
FIG. 2 is a front sectional view of the screw gripping portion same as above. 1... Screw tightening tool, 2... Screw tightening tool body, 3... Bit, 4... Bit mounting part,
5... Screw, 6... Screw grip, 7... Head, 1
6...chuck pawl, 17...opening, 19...claw portion, 21...screw tightening amount adjustment section, 25...coil spring for tightening adjustment.

補正昭６３．１１．２５図面の簡単な説明を次のように補正する。明細書第８頁第５行目〜第６行目の「第２図」
を、「第３図」に補正します。Amendment November 25, 1983 The brief description of the drawing is amended as follows. “Figure 2” on page 8 of the specification, lines 5 and 6
Correct it to "Figure 3".

Claims

[Scope of utility model registration request]

A bit that engages with the locking groove in the head of the screw is inserted into the rear side of the screw tightening tool body formed in a cylindrical shape to provide a bit attachment part that can be attached freely, and a screw is inserted into the front side of the bit attachment part. A removable screw gripping part such as a chuck claw is provided, and when the bit is rotated and the screw is screwed in to a specified depth, the screw gripping part such as a chuck claw is expanded to freely release the grip of the screw and adjust the screw tightening amount. A screw tightening tool, characterized in that a screw tightening tool is provided with a screw tightening tool main body.