DE3273559D1 - Annular hydraulic jack for controlling a machine tool mandrel - Google Patents

Annular hydraulic jack for controlling a machine tool mandrel

Info

Publication number
DE3273559D1
DE3273559D1 DE8282401256T DE3273559T DE3273559D1 DE 3273559 D1 DE3273559 D1 DE 3273559D1 DE 8282401256 T DE8282401256 T DE 8282401256T DE 3273559 T DE3273559 T DE 3273559T DE 3273559 D1 DE3273559 D1 DE 3273559D1
Authority
DE
Germany
Prior art keywords
controlling
machine tool
hydraulic jack
tool mandrel
annular hydraulic
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
DE8282401256T
Other languages
German (de)
English (en)
Inventor
Moal Jean Pierre Le
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.)
Gamet Precision
Original Assignee
Gamet Precision
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 Gamet Precision filed Critical Gamet Precision
Application granted granted Critical
Publication of DE3273559D1 publication Critical patent/DE3273559D1/de
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
    • B23B31/30—Chucks characterised by features relating primarily to remote control of the gripping means using fluid-pressure means in the chuck
    • B23B31/302—Hydraulic equipment, e.g. pistons, valves, rotary joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Joints Allowing Movement (AREA)
  • Actuator (AREA)
  • Gripping On Spindles (AREA)
DE8282401256T 1981-07-10 1982-07-05 Annular hydraulic jack for controlling a machine tool mandrel Expired DE3273559D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8113609A FR2509393A2 (fr) 1981-07-10 1981-07-10 Dispositif de verin hydraulique, annulaire, notamment pour la commande d'un mandrin de serrage de piece sur une machine-outil

Publications (1)

Publication Number Publication Date
DE3273559D1 true DE3273559D1 (en) 1986-11-06

Family

ID=9260428

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282401256T Expired DE3273559D1 (en) 1981-07-10 1982-07-05 Annular hydraulic jack for controlling a machine tool mandrel

Country Status (3)

Country Link
EP (1) EP0070227B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3273559D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2509393A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL202712A (en) 2009-12-14 2014-07-31 Rafael Advanced Defense Sys Micro-electromechanical device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1230498A (fr) * 1959-02-12 1960-09-16 Prec Ind Broche de machine-outil à moteur hydraulique incorporé
FR2181562B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-04-28 1974-12-20 Precision Industrielle
JPS55144949A (en) * 1979-04-26 1980-11-12 Kitagawa Tekkosho:Kk Cooling mechanism for rotary fluid pressure cylinder

Also Published As

Publication number Publication date
FR2509393A2 (fr) 1983-01-14
FR2509393B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-11-30
EP0070227A1 (fr) 1983-01-19
EP0070227B1 (fr) 1986-10-01

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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