JPH024678U

JPH024678U -

Info

Publication number: JPH024678U
Application number: JP8335688U
Authority: JP
Priority date: 1988-06-22
Filing date: 1988-06-22
Publication date: 1990-01-12

Description

[Brief explanation of drawings]

第１図は、本考案実施例の側断面図。第２図は
、使用時の側断面図。第３図は、繰り下げ時の側
断面図。第４図は、操作体の斜視図。第５図及び
第６図は、その他の実施例の側断面図。１〜外筒、７〜棒状体、８〜昇降体、１０〜螺
合片、１１〜ガイド筒、１６〜螺旋筒、１７〜螺
旋溝、１８〜降下溝、２１〜弾性片、２３〜スト
ツパー片。 FIG. 1 is a side sectional view of an embodiment of the present invention. FIG. 2 is a side sectional view when in use. FIG. 3 is a side sectional view when it is lowered. FIG. 4 is a perspective view of the operating body. 5 and 6 are side sectional views of other embodiments. 1 - Outer cylinder, 7 - Rod-shaped body, 8 - Lifting body, 10 - Screwing piece, 11 - Guide cylinder, 16 - Spiral cylinder, 17 - Spiral groove, 18 - Descending groove, 21 - Elastic piece, 23 - Stopper piece .

Claims

[Claims for Utility Model Registration] An outer cylinder 1 and a piece 10 that is slidably installed inside the outer cylinder 1, holds a rod-shaped body 7, is pushed downward by a large spring 25, and is screwed onto the side wall. an elevating body 8 that protrudes, and a guide cylinder 11 fixed in the outer cylinder 1 and having a rotation prevention hole 12 for preventing rotation of the elevating body 8.
and a spiral groove 17 which is rotatably and slightly slidably provided inside the outer cylinder 1 and into which the threaded piece 10 of the elevating body 8 is screwed into the outer peripheral wall, and the upper and lower ends of the spiral groove 17. a spiral tube 16 with a descending groove 18 carved therein connecting the two;
It consists of an elastic piece 21 that can be bent inward and has a stopper piece 23 projecting upward and forming a part of the spiral groove 17, and furthermore, the tip of the elastic piece 21 abuts inside the outer cylinder 1. , when the spiral tube 16 is pressed, the elastic piece 2
1. A feeding mechanism characterized by being provided with an abutment part 13 for bending a part 1 inward.