JPS63112601U - - Google Patents

Info

Publication number
JPS63112601U
JPS63112601U JP541887U JP541887U JPS63112601U JP S63112601 U JPS63112601 U JP S63112601U JP 541887 U JP541887 U JP 541887U JP 541887 U JP541887 U JP 541887U JP S63112601 U JPS63112601 U JP S63112601U
Authority
JP
Japan
Prior art keywords
pressure chamber
hydraulic cylinder
cylinder
communicated
shock prevention
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
JP541887U
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 JP541887U priority Critical patent/JPS63112601U/ja
Publication of JPS63112601U publication Critical patent/JPS63112601U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Component Parts Of Construction Machinery (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第1図は、本考案による油圧シリンダのシヨツ
ク防止装置を有するバツクホーの全体側面図。第
2図は、上記装置の油圧回路図。第3図は、シヨ
ツク防止用シリンダの縦断面図。 3:油圧シリンダ、14:シヨツク防止用シリ
ンダ、15:ピストン、16,17:圧力室、1
8,19:油路、20a,20b:絞り弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. 作業機を作動させる油圧シリンダ3の油圧回路
    中において、ピストン15を内蔵したシヨツク防
    止用シリンダ14の一方の側の圧力室16を、前
    記油圧シリンダ3のヘツド側圧力室7に連通させ
    、他方の側の圧力室17を油圧シリンダ3のロツ
    ド側圧力室8に連通させ、上記シヨツク防止用シ
    リンダ14と、ヘツド側及びロツド側圧力室7,
    8とをそれぞれ連通させた油路18,19の少な
    くとも一方に、複数個の絞り弁20a,20b…
    を直列状に介設したことを特徴とする建設機械に
    おける油圧シリンダのシヨツク防止装置。
JP541887U 1987-01-16 1987-01-16 Pending JPS63112601U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP541887U JPS63112601U (ja) 1987-01-16 1987-01-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP541887U JPS63112601U (ja) 1987-01-16 1987-01-16

Publications (1)

Publication Number Publication Date
JPS63112601U true JPS63112601U (ja) 1988-07-20

Family

ID=30786986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP541887U Pending JPS63112601U (ja) 1987-01-16 1987-01-16

Country Status (1)

Country Link
JP (1) JPS63112601U (ja)

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