JPH02117419U - - Google Patents

Info

Publication number
JPH02117419U
JPH02117419U JP1989027161U JP2716189U JPH02117419U JP H02117419 U JPH02117419 U JP H02117419U JP 1989027161 U JP1989027161 U JP 1989027161U JP 2716189 U JP2716189 U JP 2716189U JP H02117419 U JPH02117419 U JP H02117419U
Authority
JP
Japan
Prior art keywords
boss
boss member
grease chamber
coupling device
ventilation hole
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
JP1989027161U
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 JP1989027161U priority Critical patent/JPH02117419U/ja
Publication of JPH02117419U publication Critical patent/JPH02117419U/ja
Pending 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図はこの考案にかかるピン結合装置のたて
断面図、第2図および第3図はともに第1図のA
部詳細図、第4図は従来技術ピン結合装置のたて
断面図である。 1,15……ピン結合装置、2,16……ボス
部材、3,17……中央パイプ部、4,5,18
,19……ボス部、7……連結ピン、8,9……
ブツシユ、12,12′……グリース室、13,
13′……給脂口、20……エア抜き用プラグ部
材、21……エア通路、23……通気用穴部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 中央パイプ部の左右両端にボス部を一体に固着
    してボス部材を形成し、そのボス部材の両端部に
    ブツシユを嵌着し、上記ボス部材をブラケツト部
    材に対して連結ピンを介して回動自在に結合し、
    ボス部材外周面側から、ボス部材内部のグリース
    室を介してブツシユ内周面に対して給脂するよう
    にしたピン結合装置において、上記中央パイプ部
    と左右ボス部との固着部付近に、外部大気とグリ
    ース室とを連通する通気用穴部を穿設するととも
    に、その通気用穴部に対してエア抜き用工具部材
    を設け、給脂を行うとき上記エア抜き用工具部材
    によりグリース室内の残留エアを外部大気に放出
    するように構成したことを特徴とするピン結合装
    置の給脂構造。
JP1989027161U 1989-03-08 1989-03-08 Pending JPH02117419U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989027161U JPH02117419U (ja) 1989-03-08 1989-03-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989027161U JPH02117419U (ja) 1989-03-08 1989-03-08

Publications (1)

Publication Number Publication Date
JPH02117419U true JPH02117419U (ja) 1990-09-20

Family

ID=31249415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989027161U Pending JPH02117419U (ja) 1989-03-08 1989-03-08

Country Status (1)

Country Link
JP (1) JPH02117419U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0466418U (ja) * 1990-10-22 1992-06-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0466418U (ja) * 1990-10-22 1992-06-11

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