EP2138272A3 - Tool for screwing a piston to the piston rod of a hydraulic cylinder and hydraulic cylinder - Google Patents

Tool for screwing a piston to the piston rod of a hydraulic cylinder and hydraulic cylinder Download PDF

Info

Publication number
EP2138272A3
EP2138272A3 EP09008156.3A EP09008156A EP2138272A3 EP 2138272 A3 EP2138272 A3 EP 2138272A3 EP 09008156 A EP09008156 A EP 09008156A EP 2138272 A3 EP2138272 A3 EP 2138272A3
Authority
EP
European Patent Office
Prior art keywords
piston
hydraulic cylinder
tool
piston rod
screwing
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.)
Withdrawn
Application number
EP09008156.3A
Other languages
German (de)
French (fr)
Other versions
EP2138272A2 (en
Inventor
Hans-Peter Lavergne
Ralph Söll
Christoph Guhl
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.)
Liebherr Hydraulikbagger GmbH
Original Assignee
Liebherr Hydraulikbagger GmbH
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 Liebherr Hydraulikbagger GmbH filed Critical Liebherr Hydraulikbagger GmbH
Publication of EP2138272A2 publication Critical patent/EP2138272A2/en
Publication of EP2138272A3 publication Critical patent/EP2138272A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/02—Spanners; Wrenches with rigid jaws
    • B25B13/06—Spanners; Wrenches with rigid jaws of socket type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/48—Spanners; Wrenches for special purposes
    • B25B13/488—Spanners; Wrenches for special purposes for connections where two parts must be turned in opposite directions by one tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/0035—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for motor-vehicles
    • 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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53687—Means to assemble or disassemble by rotation of work part

Abstract

Die vorliegende Erfindung betrifft ein Werkzeug zum Aufschrauben eines Kolbens (3) auf der Kolbenstange (4) eines Hydraulikzylinders, insbesondere eines Hydraulikzylinders mit einem Kolbendurchmesser von mehr als 200 mm, mit einem ersten Werkzeugelement (1) mit Verbindungselementen (10) zur lösbaren Verbindung mit dem Kolben (3) und einem gegenüber dem ersten Werkzeugelement (1) drehbaren zweiten Werkzeugelement (2) mit Verbindungselementen (20) zur lösbaren Verbindung mit der Kolbenstange (4), wobei durch Drehen des ersten Werkzeugelements (1) gegen das zweite Werkzeugelement (2) das zum Verschrauben von Kolben (3) und Kolbenstange (4) notwendige Drehmoment über die Verbindungselemente auf den Kolben (3) und die Kolbenstange (4) aufbringbar ist.

Figure imgaf001
The present invention relates to a tool for screwing on a piston (3) on the piston rod (4) of a hydraulic cylinder, in particular a hydraulic cylinder with a piston diameter of more than 200 mm, with a first tool element (1) with connecting elements (10) for releasable connection with the piston (3) and a relative to the first tool element (1) rotatable second tool element (2) with connecting elements (20) for releasable connection to the piston rod (4), wherein by turning the first tool element (1) against the second tool element (2 ) For screwing the piston (3) and piston rod (4) necessary torque via the connecting elements on the piston (3) and the piston rod (4) can be applied.
Figure imgaf001
EP09008156.3A 2008-06-24 2009-06-22 Tool for screwing a piston to the piston rod of a hydraulic cylinder and hydraulic cylinder Withdrawn EP2138272A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202008008446U DE202008008446U1 (en) 2008-06-24 2008-06-24 Tool for screwing a piston on the piston rod of a hydraulic cylinder and hydraulic cylinder

Publications (2)

Publication Number Publication Date
EP2138272A2 EP2138272A2 (en) 2009-12-30
EP2138272A3 true EP2138272A3 (en) 2013-04-24

Family

ID=40940592

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09008156.3A Withdrawn EP2138272A3 (en) 2008-06-24 2009-06-22 Tool for screwing a piston to the piston rod of a hydraulic cylinder and hydraulic cylinder

Country Status (6)

Country Link
US (1) US8402879B2 (en)
EP (1) EP2138272A3 (en)
AU (1) AU2009202527A1 (en)
CA (1) CA2669689A1 (en)
DE (2) DE202008008446U1 (en)
RU (1) RU2506153C2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011079523A1 (en) 2010-08-12 2012-02-16 Schaeffler Technologies Gmbh & Co. Kg Tool and method for returning a clamping device of a spline
CN106256755B (en) * 2015-06-19 2018-08-31 强哲菲 Transhipment fork truck and Piston Machining production line for Piston Machining production line
US10981609B2 (en) 2015-12-30 2021-04-20 Nikola Corporation Systems, methods, and devices for an automobile door or window
US11001129B2 (en) 2015-12-30 2021-05-11 Nikola Corporation Cargo door for semi-truck
US10500701B2 (en) 2017-05-03 2019-12-10 Horizon Systems Machining, Inc. Spanner wrench
CN109079692B (en) * 2018-01-08 2021-01-26 中国航天员科研训练中心 Labor-saving wrench assembly
CN108381440A (en) * 2018-05-11 2018-08-10 江苏永钢集团有限公司 A kind of Simple rotary for dismounting cylinder pedestal adjusts spanner
DE102020118658A1 (en) 2020-07-15 2022-01-20 Endress+Hauser Conducta Gmbh+Co. Kg Device for opening a sensor and sensor system

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2925293A (en) * 1958-04-07 1960-02-16 Otto J Voss V-belt drive system
FR1363852A (en) * 1958-03-13 1964-06-19 Advanced hydraulic cylinders
FR1449048A (en) * 1965-07-02 1966-08-12 Arnould S A Ets Device, means and method for fixing a support tube on an enclosure made of sheet metal or the like embedded in a building material
US3489442A (en) * 1969-01-16 1970-01-13 Compressed Air Service Co Piston and rod assembly
DE2448019A1 (en) * 1973-10-23 1975-04-24 Caterpillar Tractor Co PISTON ARRANGEMENT FOR FLUID ENGINES
JPS6382862U (en) * 1986-11-18 1988-05-31
EP0323814A2 (en) * 1987-12-04 1989-07-12 Mario Battistelli Key for adjusting and pushing together clamps
FR2687343A1 (en) * 1992-02-14 1993-08-20 Facom Device for loosening or tightening a nut screwed onto a threaded member
JPH0968206A (en) * 1995-08-30 1997-03-11 Hitachi Constr Mach Co Ltd Cylinder device
WO2008051615A1 (en) * 2006-10-26 2008-05-02 Tt Technologies, Inc. Drill stem connection and method

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2898793A (en) * 1957-08-28 1959-08-11 Fedeson Benjamin Disc socket wrench
US4086844A (en) * 1976-02-18 1978-05-02 Homuth Kenneth C Hydraulic cylinder utilizing corrugated running surfaces
US4483220A (en) * 1980-06-16 1984-11-20 Deere & Company Adjustable spanner wrench
US4815360A (en) * 1986-07-02 1989-03-28 Albert Winterle Rod-piston connection
US4917003A (en) * 1988-07-11 1990-04-17 J. I. Case Company Piston to rod mounting assembly
SU1715571A1 (en) * 1990-01-11 1992-02-28 Л;М. Ивачё в Socket spanner
US5201256A (en) * 1992-04-06 1993-04-13 The Brooklyn Union Gas Company Power tool for torquing threaded pipes
US5214985A (en) * 1992-04-07 1993-06-01 Lucille G. Rinehart Oil drain plug wrench adapter
US5546833A (en) * 1995-03-03 1996-08-20 The Charles Machine Works, Inc. Screw drive tool joint wrench
US5509382A (en) * 1995-05-17 1996-04-23 Noland; Ronald D. Tandem-differential-piston cursive-constant-volume internal-combustion engine
DE10006674C2 (en) * 2000-02-15 2002-04-04 Hans Hermann Rottmerhusen Device for interacting a wrench with a clamping nut
DE102005003762A1 (en) * 2005-01-27 2006-08-10 Hn-Systemtechnik Gbr Unscrewing tool for screw connections, has two gripping units with lever sections and gripping devices that are used for gripping screw and counter screw, where lever sections are connected with one another by coupling unit
JP2008006514A (en) * 2006-06-27 2008-01-17 Yamashita Kogyo Kenkyusho:Kk Torque adaptor for socket wrench

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1363852A (en) * 1958-03-13 1964-06-19 Advanced hydraulic cylinders
US2925293A (en) * 1958-04-07 1960-02-16 Otto J Voss V-belt drive system
FR1449048A (en) * 1965-07-02 1966-08-12 Arnould S A Ets Device, means and method for fixing a support tube on an enclosure made of sheet metal or the like embedded in a building material
US3489442A (en) * 1969-01-16 1970-01-13 Compressed Air Service Co Piston and rod assembly
DE2448019A1 (en) * 1973-10-23 1975-04-24 Caterpillar Tractor Co PISTON ARRANGEMENT FOR FLUID ENGINES
JPS6382862U (en) * 1986-11-18 1988-05-31
EP0323814A2 (en) * 1987-12-04 1989-07-12 Mario Battistelli Key for adjusting and pushing together clamps
FR2687343A1 (en) * 1992-02-14 1993-08-20 Facom Device for loosening or tightening a nut screwed onto a threaded member
JPH0968206A (en) * 1995-08-30 1997-03-11 Hitachi Constr Mach Co Ltd Cylinder device
WO2008051615A1 (en) * 2006-10-26 2008-05-02 Tt Technologies, Inc. Drill stem connection and method

Also Published As

Publication number Publication date
US20100018083A1 (en) 2010-01-28
US8402879B2 (en) 2013-03-26
RU2009123981A (en) 2010-12-27
AU2009202527A1 (en) 2010-01-14
EP2138272A2 (en) 2009-12-30
CA2669689A1 (en) 2009-12-24
DE202008008446U1 (en) 2009-11-05
RU2506153C2 (en) 2014-02-10
DE102009030285A1 (en) 2010-02-25

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