JPH0376053U - - Google Patents

Info

Publication number
JPH0376053U
JPH0376053U JP1989138299U JP13829989U JPH0376053U JP H0376053 U JPH0376053 U JP H0376053U JP 1989138299 U JP1989138299 U JP 1989138299U JP 13829989 U JP13829989 U JP 13829989U JP H0376053 U JPH0376053 U JP H0376053U
Authority
JP
Japan
Prior art keywords
pin
circumferential groove
radial
annular body
connection part
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.)
Granted
Application number
JP1989138299U
Other languages
English (en)
Other versions
JPH083472Y2 (ja
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 JP1989138299U priority Critical patent/JPH083472Y2/ja
Publication of JPH0376053U publication Critical patent/JPH0376053U/ja
Application granted granted Critical
Publication of JPH083472Y2 publication Critical patent/JPH083472Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00Pivots; Pivotal connections
    • F16C11/04Pivotal connections
    • F16C11/045Pivotal connections with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2350/00Machines or articles related to building
    • F16C2350/26Excavators

Landscapes

  • Component Parts Of Construction Machinery (AREA)
  • Pivots And Pivotal Connections (AREA)

Description

【図面の簡単な説明】
第1図はパワーシヨベルの作業機装置を示し、
第2図は機械作動リンクのピン連結部を示し、第
3図はピン11の溝13の形状を示し、第4図a
は弾性環状体40の側面図を示し、第4図bは第
4図aのb−b断面図を示し、第5図はピンボス
部21R,21L,23の放射状底面30の拡大
図を示す。 11……ピン、21R,21L,23……ピン
ボス、30……放射状底面、31……円周溝、4
0……弾性環状体、40a……剛弾性金属リング
、40b……被覆リング。

Claims (1)

    【実用新案登録請求の範囲】
  1. パワーシヨベル等の作業機を作動するリンク機
    構の各リンク間を連結するピン連結部において、
    ピンにて連結される一方の連結部材に含まれる左
    右一対のピンボス部と、他方の連結部材に含まれ
    るピンボス部との対向端面を対に組合せて放射底
    面を含む円周溝を形成し、前記円周溝に被覆リン
    グで覆われた剛弾性金属リングより構成される弾
    性環状体を自由挿入するとともに一方のピンボス
    部を軸方向スライドのうえ前記弾性環状体を半径
    方向へ拡開して、ピンボス部同志の軸方向及び半
    径方向の振動を抑制することを特徴とするピン連
    結部の振動防止装置。
JP1989138299U 1989-11-29 1989-11-29 ピン連結部の振動防止装置 Expired - Lifetime JPH083472Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989138299U JPH083472Y2 (ja) 1989-11-29 1989-11-29 ピン連結部の振動防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989138299U JPH083472Y2 (ja) 1989-11-29 1989-11-29 ピン連結部の振動防止装置

Publications (2)

Publication Number Publication Date
JPH0376053U true JPH0376053U (ja) 1991-07-30
JPH083472Y2 JPH083472Y2 (ja) 1996-01-31

Family

ID=31685409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989138299U Expired - Lifetime JPH083472Y2 (ja) 1989-11-29 1989-11-29 ピン連結部の振動防止装置

Country Status (1)

Country Link
JP (1) JPH083472Y2 (ja)

Also Published As

Publication number Publication date
JPH083472Y2 (ja) 1996-01-31

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