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JPS6164974U - - Google Patents

Info

Publication number
JPS6164974U
JPS6164974U JP15003684U JP15003684U JPS6164974U JP S6164974 U JPS6164974 U JP S6164974U JP 15003684 U JP15003684 U JP 15003684U JP 15003684 U JP15003684 U JP 15003684U JP S6164974 U JPS6164974 U JP S6164974U
Authority
JP
Japan
Prior art keywords
valve
oil
breaker
valve device
large diameter
Prior art date
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
Application number
JP15003684U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15003684U priority Critical patent/JPS6164974U/ja
Publication of JPS6164974U publication Critical patent/JPS6164974U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)

Description

【図面の簡単な説明】
図面はいずれも本考案の実施例であるが、第1
図〜第4図はいずれも作動時の状態を示す縦断面
図、第5図は第1図のA部品の拡大図、第6図は
第1図のB部品の拡大図、第7図は第1図のC部
品の拡大図、第8図は第1図のD部品の拡大図で
ある。 1……ブレーカ本体、10……打撃ピストン、
16……下部大径部、20……油室、31……バ
ルブ装置本体、44……メインバルブ、48……
大径部、55……油室、56……バルブ装置、5
7……本体、65……バルブ、79……油路、8
4……バネ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ブレーカ本体1と、その内部に嵌挿した打撃ピ
    ストン10と、これを作動する圧油を制御するメ
    インバルブ44を有するバルブ装置本体31とか
    らなる油圧ブレーカにおいて、打撃ピストン10
    が上限にあるとき、その下部大径部16下方の油
    室20とメインバルブ44の下部大径部48下方
    の油室55を連通する油路79に、バルブ65と
    、これを嵌挿した本体57と、バルブ65を作動
    するバネ84よりなり、ポンプ油圧とバネの作用
    でバランスし、ポンプ油圧が高いときのみ前部油
    路79を開通する如きバルブ装置56を設けたこ
    とよりなる油圧ブレーカのバルブ装置。
JP15003684U 1984-10-02 1984-10-02 Pending JPS6164974U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15003684U JPS6164974U (ja) 1984-10-02 1984-10-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15003684U JPS6164974U (ja) 1984-10-02 1984-10-02

Publications (1)

Publication Number Publication Date
JPS6164974U true JPS6164974U (ja) 1986-05-02

Family

ID=30708193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15003684U Pending JPS6164974U (ja) 1984-10-02 1984-10-02

Country Status (1)

Country Link
JP (1) JPS6164974U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7247407B2 (en) 1997-08-01 2007-07-24 The Gillette Company Electrode having modal distribution of zinc-based particles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7247407B2 (en) 1997-08-01 2007-07-24 The Gillette Company Electrode having modal distribution of zinc-based particles
US7579113B2 (en) 1997-08-01 2009-08-25 The Gillette Company Electrode having modal distribution of zinc-based particles

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