FR2272870A1 - - Google Patents

Info

Publication number
FR2272870A1
FR2272870A1 FR7504640A FR7504640A FR2272870A1 FR 2272870 A1 FR2272870 A1 FR 2272870A1 FR 7504640 A FR7504640 A FR 7504640A FR 7504640 A FR7504640 A FR 7504640A FR 2272870 A1 FR2272870 A1 FR 2272870A1
Authority
FR
France
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
FR7504640A
Other languages
French (fr)
Other versions
FR2272870B1 (ru
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Massey Ferguson Inc
Original Assignee
Massey Ferguson Inc
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 Massey Ferguson Inc filed Critical Massey Ferguson Inc
Publication of FR2272870A1 publication Critical patent/FR2272870A1/fr
Application granted granted Critical
Publication of FR2272870B1 publication Critical patent/FR2272870B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Braking Arrangements (AREA)
  • Operation Control Of Excavators (AREA)
  • Forklifts And Lifting Vehicles (AREA)
FR7504640A 1974-02-21 1975-02-14 Expired FR2272870B1 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US444615A US3908843A (en) 1974-02-21 1974-02-21 Brake system

Publications (2)

Publication Number Publication Date
FR2272870A1 true FR2272870A1 (ru) 1975-12-26
FR2272870B1 FR2272870B1 (ru) 1980-04-11

Family

ID=23765634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7504640A Expired FR2272870B1 (ru) 1974-02-21 1975-02-14

Country Status (5)

Country Link
US (1) US3908843A (ru)
CA (1) CA1012498A (ru)
ES (1) ES434924A1 (ru)
FR (1) FR2272870B1 (ru)
GB (1) GB1493204A (ru)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4365926A (en) * 1976-12-28 1982-12-28 Pettibone Corporation Free-hanging load carrier for boom, with brake
US4147442A (en) * 1978-05-01 1979-04-03 Caterpillar Tractor Co. Shaft locking apparatus
US4797056A (en) * 1987-07-20 1989-01-10 Charles Gerold Safety brake for cement truck chute
US4757685A (en) * 1987-08-24 1988-07-19 Caterpillar Inc. Pressure responsive hydraulic control circuit
US7059126B2 (en) * 2003-10-16 2006-06-13 Caterpillar Inc. System for preventing swing wag for a work machine with a boom assembly
ITMI20042109A1 (it) * 2004-11-04 2005-02-04 Fiat Kobelco Construction Mach Dispositivo e metodo per la frenatura di bracci portanti di una macchina di movimento terra ad esempio escavatore e macchina dotata di detto dispositivo

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2837220A (en) * 1953-11-18 1958-06-03 Raahe Oy Lift and transport mechanism
US3033394A (en) * 1959-06-29 1962-05-08 Kash Products Inc Multipurpose apparatus for earthworking and the like
US3136399A (en) * 1961-09-13 1964-06-09 Hough Co Frank Vehicle parking brake
US3217910A (en) * 1962-10-09 1965-11-16 Waite Inc J P Boom locking apparatus
FR2129871B1 (ru) * 1971-03-17 1975-02-21 Poclain Sa
US3791492A (en) * 1972-05-30 1974-02-12 Hydrostatic Technology Inc Caliper brake
US3830336A (en) * 1973-08-22 1974-08-20 Chance Co Personnel bucket brake for hydraulic cranes

Also Published As

Publication number Publication date
ES434924A1 (es) 1976-12-16
US3908843A (en) 1975-09-30
CA1012498A (en) 1977-06-21
GB1493204A (en) 1977-11-30
AU7774275A (en) 1976-08-05
FR2272870B1 (ru) 1980-04-11

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Legal Events

Date Code Title Description
ST Notification of lapse