DE69102455D1 - Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders. - Google Patents

Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders.

Info

Publication number
DE69102455D1
DE69102455D1 DE69102455T DE69102455T DE69102455D1 DE 69102455 D1 DE69102455 D1 DE 69102455D1 DE 69102455 T DE69102455 T DE 69102455T DE 69102455 T DE69102455 T DE 69102455T DE 69102455 D1 DE69102455 D1 DE 69102455D1
Authority
DE
Germany
Prior art keywords
cylinder
application
supply circuit
telescopic boom
multiple cylinder
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
DE69102455T
Other languages
English (en)
Other versions
DE69102455T2 (de
Inventor
Robert Baraniak
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.)
PPM SA
Original Assignee
PPM SA
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 PPM SA filed Critical PPM SA
Publication of DE69102455D1 publication Critical patent/DE69102455D1/de
Application granted granted Critical
Publication of DE69102455T2 publication Critical patent/DE69102455T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
    • F15B15/165—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type with synchronisation of sections
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Jib Cranes (AREA)
DE69102455T 1990-03-06 1991-03-04 Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders. Expired - Lifetime DE69102455T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9002810A FR2659398B1 (fr) 1990-03-06 1990-03-06 Verin multiple, circuit d'alimentation d'un tel verin, et fleche telescopique faisant application de ce verin.

Publications (2)

Publication Number Publication Date
DE69102455D1 true DE69102455D1 (de) 1994-07-21
DE69102455T2 DE69102455T2 (de) 1994-11-17

Family

ID=9394423

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102455T Expired - Lifetime DE69102455T2 (de) 1990-03-06 1991-03-04 Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders.

Country Status (6)

Country Link
US (1) US5111733A (de)
EP (1) EP0446115B1 (de)
JP (1) JP2881514B2 (de)
DE (1) DE69102455T2 (de)
ES (1) ES2057796T3 (de)
FR (1) FR2659398B1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3288062B2 (ja) * 1991-12-27 2002-06-04 英夫 星 シリンダ式加工装置
US5263402A (en) * 1992-05-26 1993-11-23 Nathan Gottlieb Lift/slider apparatus
DE4311964A1 (de) * 1993-04-10 1994-10-13 Krupp Ag Hoesch Krupp Teleskopauslegerkran
US5341725A (en) * 1993-06-14 1994-08-30 Dick James B Twin piston power cylinder
US6116140A (en) * 1998-04-06 2000-09-12 Grove U.S. L.L.C. Telescoping system with multi-stage telescopic cylinder
US6029559A (en) * 1998-04-06 2000-02-29 Grove U.S. L.L.C. Telescoping system with multiple single-stage telescopic cylinders
DE29806602U1 (de) * 1998-04-09 1999-05-12 BISON stematec Maschinenbau- und Hubarbeitsbühnen Produktionsgesellschaft mbH, 02708 Löbau Teleskopausleger für Hubarbeitsbühnen
DE19841894C5 (de) * 1998-09-11 2014-10-30 Blitz M. Schneider Werkzeug- Und Maschinenfabrik Gmbh Kraftfahrzeug-Hebebühne mit einem Hydraulikaggregat
CA2428361C (en) * 2002-05-09 2009-04-28 Hubbell Incorporated Gfci that cannot be reset until wired correctly on line side and power is applied
GB2395693A (en) * 2002-11-28 2004-06-02 Autoliv Dev A motor vehicle bonnet lifting device
JP4821761B2 (ja) * 2007-11-07 2011-11-24 コベルコクレーン株式会社 ２段伸縮シリンダ装置及び３段式伸縮ブーム
JP5794683B2 (ja) * 2010-08-25 2015-10-14 コベルコクレーン株式会社 多段伸縮シリンダ
CN101900150B (zh) * 2010-08-31 2013-11-20 三一汽车起重机械有限公司 多级油缸及具有其的液压设备
CN102562710A (zh) * 2012-02-13 2012-07-11 莱州兴达液压机械有限公司 劈木机二级油缸
CN103420290B (zh) * 2013-07-25 2015-06-10 三一汽车起重机械有限公司 伸缩保护系统及起重机
US10533585B2 (en) * 2015-11-16 2020-01-14 Saab Ab Telescopic device and method for operating a telescopic device
ITUB20160363A1 (it) * 2016-01-29 2017-07-29 Manitou Italia Srl Braccio telescopico per macchine operatrici semoventi.
CN108190748A (zh) * 2018-01-02 2018-06-22 三汽车起重机械有限公司 一种单缸插销伸缩系统以及起重机
KR102060677B1 (ko) * 2018-05-18 2020-02-11 삼성중공업 주식회사 유압 장치
CN108468676A (zh) * 2018-07-24 2018-08-31 江苏恒立液压股份有限公司 二级缸
CN111775074B (zh) * 2020-07-20 2021-10-22 广东宏石激光技术股份有限公司 一种运用差压式气动夹钳的工件夹持方法
CN111775075A (zh) * 2020-07-20 2020-10-16 佛山市宏石激光技术有限公司 一种差压式气动夹钳
US20240336466A1 (en) * 2023-04-04 2024-10-10 Manitou Italia S.R.L. Telescopic arm for self-propelled operating machines

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208573B (de) * 1962-06-25 1966-01-05 Commercial Shearing Mehrstufige Teleskopzylindereinheit
FR1424583A (fr) * 1964-12-04 1966-01-14 Dba Sa Vérin hydraulique asservi, à volume de chambre variable
US3603207A (en) * 1969-05-26 1971-09-07 Koehring Co Multiple-cylinder telescopic actuator
US3610100A (en) * 1969-06-12 1971-10-05 Koehring Co Telescopic actuator
JPS5321073B2 (de) * 1973-01-31 1978-06-30
US3949650A (en) * 1975-01-16 1976-04-13 Blatt Leland F Equal area displacement hydraulic cylinder
JPS5943206A (ja) * 1982-09-03 1984-03-10 Kayaba Ind Co Ltd 流体シリンダ
DE3324270C2 (de) * 1983-07-06 1986-08-07 Montanhydraulik GmbH, 4755 Holzwickede Teleskopierzylinder-System
US4741246A (en) * 1986-08-07 1988-05-03 Universal Hydraulics, Inc. Stage selectable telescopic cylinder assembly
FR2616489A1 (fr) * 1987-06-15 1988-12-16 Ppm Sa Verin multiple a au moins trois elements coulissants et fleche telescopique en faisant application

Also Published As

Publication number Publication date
JPH0789700A (ja) 1995-04-04
FR2659398A1 (fr) 1991-09-13
US5111733A (en) 1992-05-12
EP0446115A1 (de) 1991-09-11
JP2881514B2 (ja) 1999-04-12
FR2659398B1 (fr) 1992-07-10
ES2057796T3 (es) 1994-10-16
EP0446115B1 (de) 1994-06-15
DE69102455T2 (de) 1994-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition