JPS5519878B2 - - Google Patents

Info

Publication number
JPS5519878B2
JPS5519878B2 JP10460773A JP10460773A JPS5519878B2 JP S5519878 B2 JPS5519878 B2 JP S5519878B2 JP 10460773 A JP10460773 A JP 10460773A JP 10460773 A JP10460773 A JP 10460773A JP S5519878 B2 JPS5519878 B2 JP S5519878B2
Authority
JP
Japan
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
JP10460773A
Other languages
Japanese (ja)
Other versions
JPS4970360A (de
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 JPS4970360A publication Critical patent/JPS4970360A/ja
Publication of JPS5519878B2 publication Critical patent/JPS5519878B2/ja
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Jib Cranes (AREA)
  • Servomotors (AREA)
JP10460773A 1972-09-18 1973-09-18 Expired JPS5519878B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28998772A 1972-09-18 1972-09-18

Publications (2)

Publication Number Publication Date
JPS4970360A JPS4970360A (de) 1974-07-08
JPS5519878B2 true JPS5519878B2 (de) 1980-05-29

Family

ID=23114043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10460773A Expired JPS5519878B2 (de) 1972-09-18 1973-09-18

Country Status (7)

Country Link
US (1) US3777629A (de)
JP (1) JPS5519878B2 (de)
BR (1) BR7307121D0 (de)
CA (1) CA978444A (de)
DE (1) DE2346005A1 (de)
FR (1) FR2200185B1 (de)
GB (1) GB1405385A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094230A (en) * 1974-10-03 1978-06-13 Walter Kidde & Company, Inc. Self-aligning and end fixity connector for connecting a hydraulic cylinder piston rod to its respective section in a multi-section telescopic boom assembly
US4098172A (en) * 1975-11-12 1978-07-04 Walter Kidde & Company, Inc. Hydraulic cylinder rod end fixity connector for telescopic crane booms
US4125974A (en) * 1977-07-08 1978-11-21 Harnischfeger Corporation Control system for telescopic boom
US4238911A (en) * 1978-09-29 1980-12-16 Frosch Robert A Telescoping columns
US4498370A (en) * 1982-02-22 1985-02-12 Vickers, Incorporated Power transmission
CH675762A5 (de) * 1988-10-03 1990-10-31 Peter Huerlimann
GB9326347D0 (en) * 1993-12-23 1994-02-23 Grove Europ Limited Improvements in and relating to telescopic booms
US5927520A (en) * 1995-10-06 1999-07-27 Kidde Industries, Inc. Electro-hydraulic operating system for extensible boom crane
DE19613700A1 (de) * 1996-03-29 1997-10-02 M E P Gmbh Ges Fuer Consulting Teleskopartig auseinanderfahrbarer Maschinenteil
US6128900A (en) * 1998-01-28 2000-10-10 Case Corporation Hydraulic fluid supply system
JP2001300883A (ja) * 2000-04-20 2001-10-30 Kawasaki Heavy Ind Ltd ロボット
ITMO20120312A1 (it) * 2012-12-20 2014-06-20 Cnh Italia Spa Braccio telescopico.
JP6223071B2 (ja) * 2013-08-30 2017-11-01 株式会社タダノ クレーン装置のブーム伸縮機構
CZ306806B6 (cs) * 2016-09-20 2017-07-12 BORCAD Medical a.s. Zdravotnický prostředek s teleskopickým podpěrným sloupem
CA3039015C (en) * 2016-12-09 2023-07-04 Fassi Gru S.P.A. Load crane main boom
IT201800004537A1 (it) * 2018-04-16 2019-10-16 Piattaforma aerea

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643515A (en) * 1950-10-17 1953-06-30 Chester A Harsch Electric control system for expansible motor operated boom
FR1090156A (fr) * 1952-10-03 1955-03-28 Bendix Aviat Corp Valve perfectionnée pour appareils servo-moteurs
US2984985A (en) * 1959-02-16 1961-05-23 Macmillin Hydraulic Engineerin Hydraulic operating and control system
US2976852A (en) * 1959-09-21 1961-03-28 Modernair Corp Valve-in-head pneumatic cylinder
US3359868A (en) * 1965-04-08 1967-12-26 Benton Harbor Engineering Work Hydraulic cylinder assembly
US3610433A (en) * 1970-05-07 1971-10-05 Baker Equipment Eng Co Hydraulically operable extendable boom
US3666125A (en) * 1970-09-10 1972-05-30 Warner Swasey Co Boom assembly

Also Published As

Publication number Publication date
FR2200185A1 (de) 1974-04-19
JPS4970360A (de) 1974-07-08
BR7307121D0 (pt) 1974-07-11
CA978444A (en) 1975-11-25
US3777629A (en) 1973-12-11
DE2346005A1 (de) 1974-03-28
FR2200185B1 (de) 1976-11-19
GB1405385A (en) 1975-09-10

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