JPS5912579U

JPS5912579U - concrete breaker

Info

Publication number: JPS5912579U
Application number: JP10520882U
Authority: JP
Inventors: 高見　宗彦; 奥野　雅弘
Original assignee: 三井金属鉱業株式会社
Priority date: 1982-07-13
Filing date: 1982-07-13
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 the drawing]

第１図はこの考案の実施例の正面図、第２図は同上の１
部破断した要部の正面図、第３図は同上の側断面図、第
４図は同上の平面図、第５図は要部の拡大側断面図であ
る。１・・・コンクリートブレーカ本体、６・・・第１外筒
、８・・・第１軸、９．　１４．　１９．２０・・・弾
性体、１１・・・第１アーム、１０・・・第２外筒１．
１３・・・第２軸、１６・・・第２アーム、１５・・・
第３外筒、１８・・・第３軸、２１・・・第３アーム、
２３・・・把手軸。Figure 1 is a front view of the embodiment of this invention, and Figure 2 is the same as above.
FIG. 3 is a side sectional view of the same, FIG. 4 is a plan view of the same, and FIG. 5 is an enlarged side sectional view of the main part. DESCRIPTION OF SYMBOLS 1... Concrete breaker body, 6... First outer cylinder, 8... First shaft, 9. 14. 19.20... Elastic body, 11... First arm, 10... Second outer cylinder 1.
13...Second axis, 16...Second arm, 15...
3rd outer cylinder, 18...3rd shaft, 21...3rd arm,
23...Handle shaft.

Claims

[Scope of claim for utility model registration] A first outer cylinder is attached to the top of the concrete breaker body,
A first shaft is fixed to an elastic body fixed in the first outer cylinder, and one end of each of a pair of first arms is fixed to both ends of the first shaft,
A second outer cylinder is fixed to each other end of the first arm, and a second outer cylinder is fixed to each other end of the first arm.
A second shaft is fixed to an elastic body fixed inside the outer cylinder, and one end of each of a pair of second arms is fixed to both ends of this second shaft.
A third outer cylinder is fixed to each other end of the arm, a third shaft is fixed to an elastic body fixed in the third outer cylinder, and one end of each of the pair of third arms is fixed to both ends of the third shaft. Stick and this. A pair of handle shafts extending outward from each other is fixed to each other end of the third arm, a handle made of an elastic body is fixed to the handle shafts, and the first shaft, the second shaft, and the third A concrete breaker characterized in that a line connecting the shafts is formed in a triangular shape, and a line connecting the third shaft and the handle shaft is arranged along the central axis of the breaker body.