DE60207268D1 - Teleskopischer, hydraulischer hebeapparat - Google Patents

Teleskopischer, hydraulischer hebeapparat

Info

Publication number
DE60207268D1
DE60207268D1 DE60207268T DE60207268T DE60207268D1 DE 60207268 D1 DE60207268 D1 DE 60207268D1 DE 60207268 T DE60207268 T DE 60207268T DE 60207268 T DE60207268 T DE 60207268T DE 60207268 D1 DE60207268 D1 DE 60207268D1
Authority
DE
Germany
Prior art keywords
hoist
tube stage
exposed end
telescopic
tube
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 - Fee Related
Application number
DE60207268T
Other languages
English (en)
Other versions
DE60207268T2 (de
Inventor
Clare Dawson
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.)
Dawson Hydraulics Inc
Original Assignee
Dawson Hydraulics 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 Dawson Hydraulics Inc filed Critical Dawson Hydraulics Inc
Publication of DE60207268D1 publication Critical patent/DE60207268D1/de
Application granted granted Critical
Publication of DE60207268T2 publication Critical patent/DE60207268T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Sealing Devices (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Types And Forms Of Lifts (AREA)
  • Jib Cranes (AREA)
DE60207268T 2001-01-22 2002-01-07 Teleskopischer, hydraulischer hebeapparat Expired - Fee Related DE60207268T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US765446 2001-01-22
US09/765,446 US6450083B1 (en) 2001-01-22 2001-01-22 Telescopic hydraulic hoist
PCT/CA2002/000021 WO2002057636A2 (en) 2001-01-22 2002-01-07 Telescopic hydraulic hoist

Publications (2)

Publication Number Publication Date
DE60207268D1 true DE60207268D1 (de) 2005-12-15
DE60207268T2 DE60207268T2 (de) 2006-08-10

Family

ID=25073573

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207268T Expired - Fee Related DE60207268T2 (de) 2001-01-22 2002-01-07 Teleskopischer, hydraulischer hebeapparat

Country Status (14)

Country Link
US (1) US6450083B1 (de)
EP (1) EP1421284B8 (de)
JP (1) JP2004523702A (de)
KR (1) KR20030076624A (de)
CN (1) CN1531630A (de)
AT (1) ATE309472T1 (de)
AU (1) AU2002218928B2 (de)
BR (1) BR0206634A (de)
CA (1) CA2435555A1 (de)
DE (1) DE60207268T2 (de)
ES (1) ES2256475T3 (de)
MX (1) MXPA03006552A (de)
RU (1) RU2278305C2 (de)
WO (1) WO2002057636A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2371380A1 (en) * 2002-02-12 2003-08-12 Dawson Hydraulics Inc. Hydraulic hoist formed from memory alloy
AU2003216539A1 (en) * 2002-03-05 2003-09-22 Parker Hannifin Corporation Bleederless telescopic cylinder
CA2415982C (en) * 2003-01-09 2008-11-18 Industries Mailhot Inc. A bore sealing telescopic hoist
US7337885B2 (en) * 2004-12-28 2008-03-04 Smc Corporation Of America Telescoping cylinder
DE102009020999A1 (de) * 2009-05-12 2010-11-18 Hydac System Gmbh Laschplattform
WO2010139068A1 (en) * 2009-06-04 2010-12-09 Steven Clare Dawson Telescopic composite cylinder hydraulic hoist
US10454394B2 (en) * 2014-07-18 2019-10-22 Mitsubishi Heavy Industries Compressor Corporation Rotational driving force imparting device and electric motor device for the same
CN105003487B (zh) * 2015-08-13 2017-03-15 北京中金泰达电液科技有限公司 低摩擦无旋转垂直单作用伺服多级伸缩缸
CN107387491B (zh) * 2016-05-16 2018-11-30 卡特彼勒（郑州）有限公司 双作用液压机构、多级伸缩液压机构及液压支架
JP6683975B2 (ja) * 2018-09-07 2020-04-22 株式会社ジェイ・クリエイト シリンダ
IL274262B (en) * 2020-04-26 2022-04-01 Rafael Advanced Defense Systems Ltd Pneumatic launcher

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2308761A (en) * 1941-12-08 1943-01-19 Gar Wood Ind Inc Fluid hoist construction
US2364741A (en) * 1942-11-26 1944-12-12 St Paul Hydraulic Hoist Compan Telescopic jack structure
GB771282A (en) * 1954-08-07 1957-03-27 Sogeni Societa Generale Per L Hydraulic telescopic hoisting apparatus
US2803224A (en) * 1954-09-03 1957-08-20 Wilson John Hart Fluid cylinders
US2783744A (en) * 1955-09-21 1957-03-05 Hydraulic Unit Specialities Co Multistage hydraulic cylinder
GB831000A (en) 1957-11-15 1960-03-23 Anthony Co Improvements relating to the reinforcement of cylinders subjected to internal fluid pressure
US3417670A (en) * 1966-04-18 1968-12-24 Parker Hannifin Corp Hydraulic ram
GB1179944A (en) 1967-07-04 1970-02-04 Becker Equipment And Lifts Ltd Improvements relating to Telescopic Hydraulic Ram Devices.
DE2157346C2 (de) * 1971-11-18 1982-02-25 Dautel, Helmut, Dipl.-Ing., 7105 Leingarten Schwenklager mit kordanischer Aufhängung für einen Arbeitszylinder
US3958376A (en) 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
FR2290613A2 (fr) 1974-11-08 1976-06-04 Protomatic Perfectionnements aux verins telescopiques
JPS6021244B2 (ja) * 1975-08-11 1985-05-27 新明和工業株式会社 複動多段式油圧シリンダにおけるシリンダ側壁間の圧油封じ込め防止装置
FR2433121A1 (fr) 1978-08-11 1980-03-07 Meca Precision Mont Fab Verin hydraulique a elements telescopiques
JPS5939603B2 (ja) * 1979-02-09 1984-09-25 新明和工業株式会社 多段シリンダの緩衝装置
US4303005A (en) * 1979-07-16 1981-12-01 The Heil Company Hydraulic cylinder assembly
JPS56116905A (en) 1980-02-18 1981-09-14 Shin Meiwa Ind Co Ltd Shock absorbing device for multistage cylinder
IT1126990B (it) * 1980-03-20 1986-05-21 Romanazzi Spa Perfezionamento nei martinetti telescopici a sfilamenti multipli particolarmente per cassoni ribaltabili di veicoli
FR2484031A1 (fr) 1980-06-05 1981-12-11 Leray Jules Verin telescopique
FI61950C (fi) 1980-11-11 1982-10-11 Partek Ab Lagring foer en teleskopcylinder foer en kippanordning
AU551086B2 (en) 1981-03-26 1986-04-17 John Francis White Telescopic cylinders
IN166825B (de) 1985-04-30 1990-07-21 Dowty Boulton Paul Ltd
DE8514857U1 (de) 1985-05-21 1985-06-27 Walther, Klaus, 6721 Schwegenheim Zylinder-Kolben-Einheit mit teleskopartig ausfahrbaren Kolbenstangen
DE3730071A1 (de) 1987-09-08 1989-03-16 Walter Hunger Hydraulisch betaetigbare stuetzvorrichtung fuer sattelauflieger
DE4108207C2 (de) 1991-03-14 1995-07-13 Wilfried Sundermeyer Mehrstufiger Fluid-Zylinder
US5322004A (en) * 1993-02-25 1994-06-21 Sims James O Telescoping fluid actuator
EP0643002B1 (de) 1993-09-06 1997-10-29 Focke & Co. (GmbH & Co.) Handhabungsvorrichtung mit Teleskopteil
US5400695A (en) * 1994-03-08 1995-03-28 Prince Manufacturing Corporation Method and device for locking cylindrical members together
US5390586A (en) 1994-03-28 1995-02-21 Jones; Peter D. Self-bleeding hydraulic cylinder
US5983778A (en) 1997-07-28 1999-11-16 Dawson Hydraulics, Inc. Telescopic hydraulic hoist apparatus

Also Published As

Publication number Publication date
KR20030076624A (ko) 2003-09-26
CA2435555A1 (en) 2002-07-25
EP1421284A2 (de) 2004-05-26
EP1421284B1 (de) 2005-11-09
RU2278305C2 (ru) 2006-06-20
MXPA03006552A (es) 2004-10-15
RU2003125878A (ru) 2005-01-10
BR0206634A (pt) 2005-02-01
CN1531630A (zh) 2004-09-22
AU2002218928B2 (en) 2006-10-05
JP2004523702A (ja) 2004-08-05
US6450083B1 (en) 2002-09-17
ES2256475T3 (es) 2006-07-16
WO2002057636A2 (en) 2002-07-25
EP1421284B8 (de) 2006-05-03
WO2002057636A3 (en) 2004-04-01
ATE309472T1 (de) 2005-11-15
DE60207268T2 (de) 2006-08-10
US20020096043A1 (en) 2002-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee