FR2129879A1 - - Google Patents

Info

Publication number
FR2129879A1
FR2129879A1 FR7109525A FR7109525A FR2129879A1 FR 2129879 A1 FR2129879 A1 FR 2129879A1 FR 7109525 A FR7109525 A FR 7109525A FR 7109525 A FR7109525 A FR 7109525A FR 2129879 A1 FR2129879 A1 FR 2129879A1
Authority
FR
France
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.)
Granted
Application number
FR7109525A
Other languages
French (fr)
Other versions
FR2129879B1 (en
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.)
VIRON MICHEL
Original Assignee
VIRON MICHEL
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 VIRON MICHEL filed Critical VIRON MICHEL
Priority to FR7109525A priority Critical patent/FR2129879B1/fr
Priority to DE19722211288 priority patent/DE2211288A1/en
Priority to US00234087A priority patent/US3817152A/en
Publication of FR2129879A1 publication Critical patent/FR2129879A1/fr
Application granted granted Critical
Publication of FR2129879B1 publication Critical patent/FR2129879B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic
    • B29C45/6764—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
    • 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
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston
FR7109525A 1971-03-18 1971-03-18 Expired FR2129879B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7109525A FR2129879B1 (en) 1971-03-18 1971-03-18
DE19722211288 DE2211288A1 (en) 1971-03-18 1972-03-09 Method for applying a variable surface area of a piston movable in a cylinder, with a hydraulic control medium and a pressing device set up to carry out this method
US00234087A US3817152A (en) 1971-03-18 1972-03-13 Hydraulic jack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7109525A FR2129879B1 (en) 1971-03-18 1971-03-18

Publications (2)

Publication Number Publication Date
FR2129879A1 true FR2129879A1 (en) 1972-11-03
FR2129879B1 FR2129879B1 (en) 1974-10-11

Family

ID=9073745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7109525A Expired FR2129879B1 (en) 1971-03-18 1971-03-18

Country Status (3)

Country Link
US (1) US3817152A (en)
DE (1) DE2211288A1 (en)
FR (1) FR2129879B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562611A1 (en) * 1984-04-09 1985-10-11 Alberti Rosette Method for supplying hydraulic jacks and hydraulic jacks implementing the method
FR2657039A1 (en) * 1990-01-13 1991-07-19 Wagner Paul Heinz PRESSURE DRIVEN MOTORIZED SCREWDRIVER.
EP0499826A1 (en) * 1991-02-16 1992-08-26 Krupp Maschinentechnik Gesellschaft Mit Beschränkter Haftung Actuating arrangement for demolition device
EP1236542A2 (en) * 2001-02-14 2002-09-04 Hoerbiger Hydraulik GmbH Hydraulic clamp

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258609A (en) * 1977-10-11 1981-03-31 Conway John P Dual speed hydraulic piston assembly
JPS5693227A (en) * 1979-12-27 1981-07-28 Hitachi Ltd Hydraulic driving unit
US4348943A (en) * 1980-04-28 1982-09-14 Hydroacoustics Inc. Hydraulic press apparatus
DE3319465A1 (en) * 1983-05-28 1984-11-29 Alfred Teves Gmbh, 6000 Frankfurt HYDRAULIC POWER AMPLIFIER
US4557181A (en) * 1983-12-13 1985-12-10 American Standard Inc. Brake cylinder/air reservoir device
ES8504584A1 (en) * 1984-06-27 1985-05-01 Bendiberica Sa Compact servosteering mechanism.
US5209154A (en) * 1990-11-08 1993-05-11 Allied-Signal Inc. Dual area brake actuation piston mechanism
FI99266C (en) * 1996-03-15 1998-02-10 Tamrock Oy Arrangement in a pressure medium cylinder
CN103671349A (en) * 2012-08-31 2014-03-26 苏州立注机械有限公司 Upper cover of die combining oil cylinder
DE102015102806A1 (en) 2015-02-27 2016-09-01 Gustav Klauke Gmbh Method for operating a hydraulically operated hand-held device and hydraulically operated hand-held device
DE102016111874A1 (en) 2016-06-29 2018-01-04 Gustav Klauke Gmbh Method for operating a hydraulically operated hand-held device and hydraulically operated hand-held device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654191A (en) * 1949-07-12 1951-06-13 Laycock Engineering Company Lt Improvements in or relating to hydraulic jacks, presses and like hydraulic apparatus
GB843328A (en) * 1957-08-26 1960-08-04 Nat Automatic Tool Company Inc Improvements in and relating to control devices for hydraulic rams
CH485948A (en) * 1966-12-14 1970-02-15 Frieseke & Hoepfner Gmbh Push piston drive with rapid stroke and power stroke

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US487132A (en) * 1892-11-29 Engine
US2502547A (en) * 1948-05-11 1950-04-04 Denison Eng Co Hydraulic apparatus
US3476019A (en) * 1967-09-08 1969-11-04 Berg Mfg & Sales Co Air-assisted emergency spring brake assembly

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654191A (en) * 1949-07-12 1951-06-13 Laycock Engineering Company Lt Improvements in or relating to hydraulic jacks, presses and like hydraulic apparatus
GB843328A (en) * 1957-08-26 1960-08-04 Nat Automatic Tool Company Inc Improvements in and relating to control devices for hydraulic rams
CH485948A (en) * 1966-12-14 1970-02-15 Frieseke & Hoepfner Gmbh Push piston drive with rapid stroke and power stroke

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562611A1 (en) * 1984-04-09 1985-10-11 Alberti Rosette Method for supplying hydraulic jacks and hydraulic jacks implementing the method
FR2657039A1 (en) * 1990-01-13 1991-07-19 Wagner Paul Heinz PRESSURE DRIVEN MOTORIZED SCREWDRIVER.
EP0499826A1 (en) * 1991-02-16 1992-08-26 Krupp Maschinentechnik Gesellschaft Mit Beschränkter Haftung Actuating arrangement for demolition device
US5199658A (en) * 1991-02-16 1993-04-06 Krupp Maschinentechnik Gesellschaft Mit Beschrankter Haftung Dual-force hydraulic drive for a demolition tool
EP1236542A2 (en) * 2001-02-14 2002-09-04 Hoerbiger Hydraulik GmbH Hydraulic clamp
EP1236542A3 (en) * 2001-02-14 2007-06-06 Hoerbiger Automatisierungstechnik Holding GmbH Hydraulic clamp

Also Published As

Publication number Publication date
US3817152A (en) 1974-06-18
FR2129879B1 (en) 1974-10-11
DE2211288A1 (en) 1972-09-21

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse