JPH0749068Y2 - 旋回軸受構造 - Google Patents

旋回軸受構造

Info

Publication number
JPH0749068Y2
JPH0749068Y2 JP1990025946U JP2594690U JPH0749068Y2 JP H0749068 Y2 JPH0749068 Y2 JP H0749068Y2 JP 1990025946 U JP1990025946 U JP 1990025946U JP 2594690 U JP2594690 U JP 2594690U JP H0749068 Y2 JPH0749068 Y2 JP H0749068Y2
Authority
JP
Japan
Prior art keywords
outer ring
inner ring
piston
receiving surface
ring
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.)
Expired - Lifetime
Application number
JP1990025946U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03117118U (enrdf_load_stackoverflow
Inventor
博人 大嶋
活雄 長尾
Original Assignee
新キャタピラー三菱株式会社
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 by 新キャタピラー三菱株式会社 filed Critical 新キャタピラー三菱株式会社
Priority to JP1990025946U priority Critical patent/JPH0749068Y2/ja
Publication of JPH03117118U publication Critical patent/JPH03117118U/ja
Application granted granted Critical
Publication of JPH0749068Y2 publication Critical patent/JPH0749068Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • F16C19/166—Four-point-contact ball bearings
    • 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
    • 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
    • F16C39/00—Relieving load on bearings
    • F16C39/04—Relieving load on bearings using hydraulic or pneumatic means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Support Of The Bearing (AREA)
JP1990025946U 1990-03-14 1990-03-14 旋回軸受構造 Expired - Lifetime JPH0749068Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990025946U JPH0749068Y2 (ja) 1990-03-14 1990-03-14 旋回軸受構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990025946U JPH0749068Y2 (ja) 1990-03-14 1990-03-14 旋回軸受構造

Publications (2)

Publication Number Publication Date
JPH03117118U JPH03117118U (enrdf_load_stackoverflow) 1991-12-04
JPH0749068Y2 true JPH0749068Y2 (ja) 1995-11-13

Family

ID=31528862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990025946U Expired - Lifetime JPH0749068Y2 (ja) 1990-03-14 1990-03-14 旋回軸受構造

Country Status (1)

Country Link
JP (1) JPH0749068Y2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005282308A (ja) * 2004-03-31 2005-10-13 Takashi Masaki 回転停止装置を有するバケット
JP4635466B2 (ja) * 2004-03-31 2011-02-23 隆 正木 回転停止手段を有するベアリング

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824627A (ja) * 1981-07-31 1983-02-14 Hitachi Constr Mach Co Ltd 旋回体のブレ−キ装置
JPS6188015A (ja) * 1984-10-08 1986-05-06 Nippon Seiko Kk 予圧制御スピンドルユニツト
JPS62130218U (enrdf_load_stackoverflow) * 1986-02-07 1987-08-17

Also Published As

Publication number Publication date
JPH03117118U (enrdf_load_stackoverflow) 1991-12-04

Similar Documents

Publication Publication Date Title
US4005895A (en) Rotational grapple
JPH0299782A (ja) 容量可変型斜軸式液圧機械
US4576406A (en) Rotational grapple
JPH0749068Y2 (ja) 旋回軸受構造
US4359206A (en) Severe duty hydraulic cylinder with continuously effective locking device
US4009643A (en) Hydraulic motor for rotating the bucket of an excavating machine
US5676471A (en) Dragline with improved thrust bearing assembly supporting upper structure
US20130234403A1 (en) Assembly for sealing a rotational connection
US6322341B1 (en) Fluid pressure driven rotary actuator and method of operating the same
EP2159411B1 (en) Piston-type rotator
JP2017159394A (ja) 回転テーブル装置、及び当該装置を備えた工作機械
US4084618A (en) Spool valve
CN113119157A (zh) 内置液压流道的单自由度关节及其构成的三自由度关节
US5716142A (en) Radial journal bearing with slide shoe
JP4635466B2 (ja) 回転停止手段を有するベアリング
CN216810893U (zh) 多自由度竖井作业平台
CN216503470U (zh) 一种紧凑型多功能自定心中心架
LV12759B (lv) Grozāma uzmava
JPS6247795B2 (enrdf_load_stackoverflow)
JP4040947B2 (ja) 旋回式クランプ
US4549822A (en) Apparatus to distribute a highly-pressurized fluid medium
US5289733A (en) Apparatus for mounting gear segments
CN219242337U (zh) 摇摆传动装置
CN222222652U (zh) 设有径向补偿支撑的机器人关节臂连接件
US4080870A (en) Multiple position fluid conductor apparatus