GB1256826A - - Google Patents

Info

Publication number
GB1256826A
GB1256826A GB1256826DA GB1256826A GB 1256826 A GB1256826 A GB 1256826A GB 1256826D A GB1256826D A GB 1256826DA GB 1256826 A GB1256826 A GB 1256826A
Authority
GB
United Kingdom
Prior art keywords
roller
rollers
section
supporting
boom
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
Application number
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
Publication of GB1256826A publication Critical patent/GB1256826A/en
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
    • E02F3/283—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 with a single arm pivoted directly on the chassis
    • E02F3/286—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 with a single arm pivoted directly on the chassis telescopic or slidable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
GB1256826D 1969-02-14 1970-02-04 Expired GB1256826A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79942969A 1969-02-14 1969-02-14

Publications (1)

Publication Number Publication Date
GB1256826A true GB1256826A (it) 1971-12-15

Family

ID=25175892

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1256826D Expired GB1256826A (it) 1969-02-14 1970-02-04

Country Status (5)

Country Link
US (1) US3587886A (it)
JP (1) JPS4816268B1 (it)
DE (1) DE2006723C3 (it)
FR (1) FR2033338B1 (it)
GB (1) GB1256826A (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776500A (en) * 1971-07-16 1973-12-04 Picker Corp X-ray apparatus having a telescopic columnar support
US3748807A (en) * 1971-10-12 1973-07-31 Kidde & Co Walter Adjustable and replaceable lateral guides for telescopic crane boom
JPS4899548A (it) * 1972-04-01 1973-12-17
FR2188758A5 (it) * 1972-06-12 1974-01-18 Michel Lucien
US3877407A (en) * 1972-08-15 1975-04-15 North American Dev Company Hydraulic ice breaker
US3835980A (en) * 1973-03-20 1974-09-17 Mc Donald J Conveyor with extendible booms
DE2356503A1 (de) * 1973-11-13 1975-05-22 Krupp Gmbh Fuer eine beladeeinrichtung eines kernreaktors bestimmter hohler fuehrungsmast
US4003168A (en) * 1975-06-27 1977-01-18 Walter Kidde & Company, Inc. Crane boom of trapezoidal boom sections having reinforcing rings
CH596945A5 (it) * 1975-12-09 1978-03-31 Studer Ag Fritz
JPS5694028A (en) * 1979-12-27 1981-07-30 Ntn Toyo Bearing Co Ltd Seal for roll bearing
US4318451A (en) * 1980-05-27 1982-03-09 The Warner & Swasey Company Dual function remote steering control
DD215518A5 (de) * 1982-10-27 1984-11-14 Fuchs Fa Johannes Ausleger fuer hebezeuge, insbesondere hebebuehnen, bagger oder dergleichen
US4705450A (en) * 1985-12-11 1987-11-10 The Gradall Company Single engine excavator with remote control
US4728249A (en) * 1985-12-11 1988-03-01 The Gradall Company Telescoping boom assembly with longitudinally displaceable base boom section
FI75728C (fi) * 1986-02-10 1988-08-08 Orion Yhtymae Oy Anordning foer foersaettande i vertikal roerelse av en sits, isynnerhet en patientstol.
US5515654A (en) * 1994-11-02 1996-05-14 Anderson; Edward E. Telescopic boom apparatus
US6308441B1 (en) 1998-12-15 2001-10-30 The Gradall Company Excavator
US6763635B1 (en) * 1999-11-30 2004-07-20 Shook Mobile Technology, Lp Boom with mast assembly
US8245456B2 (en) * 2010-10-19 2012-08-21 Ed Anderson Boom assembly
US8678210B1 (en) * 2010-11-17 2014-03-25 Link-Belt Construction Equipment Co., L.P., Lllp Telescoping boom assembly with base section having primary shell and secondary formed shell
US9073734B1 (en) * 2011-09-06 2015-07-07 Corn Crane LLC Hoisting apparatus
CN103174715A (zh) * 2011-12-23 2013-06-26 苏州海伦哲专用车辆有限公司 一种伸缩臂滑块装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2684159A (en) * 1950-07-12 1954-07-20 Warner Swasey Co Telescoping boom actuating mechanism
US3224608A (en) * 1963-01-15 1965-12-21 Universal Marion Corp Earth working and materials handling machine
US3285431A (en) * 1965-04-30 1966-11-15 Universal Marion Corp Guide roll assembly for telescopic boom

Also Published As

Publication number Publication date
JPS4816268B1 (it) 1973-05-21
US3587886A (en) 1971-06-28
DE2006723A1 (de) 1970-09-03
DE2006723C3 (de) 1980-05-22
FR2033338A1 (it) 1970-12-04
DE2006723B2 (de) 1979-08-23
FR2033338B1 (it) 1973-10-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee