JPH0178771U - - Google Patents

Info

Publication number
JPH0178771U
JPH0178771U JP1987175326U JP17532687U JPH0178771U JP H0178771 U JPH0178771 U JP H0178771U JP 1987175326 U JP1987175326 U JP 1987175326U JP 17532687 U JP17532687 U JP 17532687U JP H0178771 U JPH0178771 U JP H0178771U
Authority
JP
Japan
Prior art keywords
outer circumferential
circumferential groove
ring
seal ring
protective
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
JP1987175326U
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 JP1987175326U priority Critical patent/JPH0178771U/ja
Publication of JPH0178771U publication Critical patent/JPH0178771U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/045—Pivotal connections with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2350/00—Machines or articles related to building
    • F16C2350/26—Excavators

Landscapes

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

Description

【図面の簡単な説明】
第１図はこの考案のシールリングの保護構造の
好適実施例を示す要部断面図、第２図は第１図に
示す保護リングの正面図、第３図は同横断面図、
第４図は同側面図、第５図は作業機の関節部の一
例を示す側面図、第６図は保護リングの異なる実
施例を示す要部断面図、第７図は従来のオイルシ
ール構造を示す断面図である。 ３……アーム、４……バケツト、５……ピン、
６……外周溝、７……Ｏリング、８……摺動面間
の隙間、１０……保護リング、１１……分離。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ピンで回動可能に連結された二部材の摺動
    端面に跨りその外周に沿つて形成される外周溝と
    、 該外周溝の底部で前記二部材の摺動端面間をシ
    ールするシールリングと 環状に形成すると共に一端で分離して環状の縮
    小方向に弾性力を付与して、上記外周溝でシール
    リングの外側を覆うように脱着可能に嵌め込まれ
    る保護リングとからなつて、 該保護リングの横断面形状が、前記外周溝の溝
    幅方向に略隙間なく嵌め込まれる形状に設定され
    ると共に保護リングをその弾性力によつて外周溝
    に保持することを特徴とするシールリングの保護
    構造。 (2) 外周溝が横断面Ｖ字形の溝からなると共に
    、保護リングは上記外周溝の両側壁面に衝合する
    断面略扇形状からなつていることを特徴とする実
    用新案登録請求の範囲第１項記載のシールリング
    の保護構造。 (3) 保護リングの分離形状が幅狭に斜めに透設
    されてなることを特徴とする実用新案登録請求の
    範囲第１項記載のシールリングの保護構造。
JP1987175326U 1987-11-17 1987-11-17 Pending JPH0178771U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987175326U JPH0178771U (ja) 1987-11-17 1987-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987175326U JPH0178771U (ja) 1987-11-17 1987-11-17

Publications (1)

Publication Number Publication Date
JPH0178771U true JPH0178771U (ja) 1989-05-26

Family

ID=31467127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987175326U Pending JPH0178771U (ja) 1987-11-17 1987-11-17

Country Status (1)

Country Link
JP (1) JPH0178771U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08145184A (ja) * 1994-11-22 1996-06-04 Shin Caterpillar Mitsubishi Ltd シール構造

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08145184A (ja) * 1994-11-22 1996-06-04 Shin Caterpillar Mitsubishi Ltd シール構造

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