FR1575806A - - Google Patents

Info

Publication number
FR1575806A
FR1575806A FR151477A FR1575806DA FR1575806A FR 1575806 A FR1575806 A FR 1575806A FR 151477 A FR151477 A FR 151477A FR 1575806D A FR1575806D A FR 1575806DA FR 1575806 A FR1575806 A FR 1575806A
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.)
Expired
Application number
FR151477A
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1575806A publication Critical patent/FR1575806A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/24—Control arrangements for fluid-driven presses controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/22—Synchronisation of the movement of two or more servomotors
FR151477A 1968-05-10 1968-05-10 Expired FR1575806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR151477 1968-05-10

Publications (1)

Publication Number Publication Date
FR1575806A true FR1575806A (en) 1969-07-25

Family

ID=8650128

Family Applications (1)

Application Number Title Priority Date Filing Date
FR151477A Expired FR1575806A (en) 1968-05-10 1968-05-10

Country Status (4)

Country Link
US (1) US3590581A (en)
DE (1) DE1920184C3 (en)
FR (1) FR1575806A (en)
GB (1) GB1235416A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371176A1 (en) * 1988-11-30 1990-06-06 Aioi Seiki Inc. Multi-boost synchronized hydraulic pump
FR2695861A1 (en) * 1992-09-22 1994-03-25 Sipad Sa Hydraulic power and speed selector for press mfr. - has hydro-electric detector connected to primary actuator chamber to sense changes in press closure speed and power.
FR2696794A1 (en) * 1992-10-09 1994-04-15 Belva Sarl Ets Hydraulic jack with several positive hydraulic actuators operated synchronously - includes number of emitter chambers whose evacuation conduits are destined to be connected to these actuators, with pistons of these chambers coupled together by beam link
FR2797799A1 (en) * 1999-08-27 2001-03-02 Presse A Decouper Soc Ind De Hydraulic machine-tool avoids oil spillage and explosion risk by locating compression part of pump, master cylinder, electronically controlled hydraulic distributors and recycling valves in oil tank

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2642357A1 (en) * 1976-09-21 1978-03-23 Hoesch & Soehne Eberhard PLATE FILTER PRESS
AT377833B (en) * 1983-06-17 1985-05-10 Achleitner Herbert DRIVE ARRANGEMENT WITH TWO OR MORE HYDRAULIC CYLINDER PISTON UNITS
IT1187790B (en) * 1985-06-24 1987-12-23 Corghi Elettromecc Spa HYDRAULIC CONTROL SYSTEM FOR LIFT BRIDGES OF VEHICLES IN GENERAL
NL9200589A (en) * 1992-03-30 1993-10-18 Meijer Sjoerd HYDRAULIC DEVICE WITH SIMILAR AUGERS.
DE4444497A1 (en) * 1993-12-16 1995-06-22 Hasenclever Maschf Sms Forging machine
US7047738B2 (en) * 2004-02-09 2006-05-23 Jr Automation Technologies, Llc Hydraulic system for synchronized extension of multiple cylinders
US7322190B2 (en) 2004-02-09 2008-01-29 Jr Automation Technologies Llc Hydraulic system for synchronized extension of multiple cylinders
US7134280B2 (en) * 2004-02-09 2006-11-14 J.R. Automation Technologies, Llc Hydraulic system for synchronized extension of multiple cylinders
BE1016706A5 (en) * 2005-07-26 2007-05-08 Haco Nv Press device with enhanced parallel system like.
US7603942B1 (en) * 2006-09-29 2009-10-20 Hwh Corporation Synchronization cylinder having chambers with different volumes
US7926410B2 (en) * 2007-05-01 2011-04-19 J.R. Automation Technologies, L.L.C. Hydraulic circuit for synchronized horizontal extension of cylinders
RU2459123C1 (en) * 2011-02-21 2012-08-20 Федеральное гоударственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный политехнический университет" (ФГБОУ ВПО "СПбГПУ) Hydraulic drive of cargo platform weighing and levelling
RU2464452C1 (en) * 2011-05-05 2012-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный политехнический университет" (ФГБОУ ВПО "СПбГПУ") Hydraulic actuator for hanging and levelling of cargo platform
RU2464453C1 (en) * 2011-06-29 2012-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный политехнический университет" (ФГБОУ ВПО "СПбГПУ") Hydraulic actuator for hanging and levelling of cargo platform
RU2489609C1 (en) * 2012-05-12 2013-08-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный политехнический университет" (ФГБОУ ВПО "СПбГПУ") Hydraulic actuator for hanging and levelling of cargo platform
CN103807239B (en) * 2014-03-12 2015-09-16 南通恒力重工机械有限公司 A kind of shear plate synchronous control hydraulic system based on Dual-output shaft motor
CN103899586B (en) * 2014-04-23 2016-03-02 南通恒力重工机械有限公司 A kind of super sized type guillotine shear synchronization hydraulic system based on flow divider-combiner
EP3736452A1 (en) 2014-10-17 2020-11-11 Vehicle Service Group, LLC Hydraulic lift apparatus
US11118578B2 (en) * 2017-02-15 2021-09-14 Extiel Holdings, Llc Internally cooled inline drive compressor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1357330A (en) * 1920-11-02 Lings lippincott and alfred j
US1744885A (en) * 1928-01-12 1930-01-28 Leblond Mach Tool Co R K Machine tool
US1831238A (en) * 1928-02-29 1931-11-10 Oilgear Co Multiple hydraulic drive
US2499563A (en) * 1949-01-10 1950-03-07 Robert O Bill Control means for multiple hydraulic jacks
US2736294A (en) * 1951-08-09 1956-02-28 Smith Corp A O Adjustable stroke ram and piston assembly
US3400625A (en) * 1966-09-14 1968-09-10 Oak Products Inc Machine tool
US3407710A (en) * 1966-12-14 1968-10-29 Alpha Press Company Stroke adjustment means for cylinder and piston assembly

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371176A1 (en) * 1988-11-30 1990-06-06 Aioi Seiki Inc. Multi-boost synchronized hydraulic pump
FR2695861A1 (en) * 1992-09-22 1994-03-25 Sipad Sa Hydraulic power and speed selector for press mfr. - has hydro-electric detector connected to primary actuator chamber to sense changes in press closure speed and power.
FR2696794A1 (en) * 1992-10-09 1994-04-15 Belva Sarl Ets Hydraulic jack with several positive hydraulic actuators operated synchronously - includes number of emitter chambers whose evacuation conduits are destined to be connected to these actuators, with pistons of these chambers coupled together by beam link
FR2797799A1 (en) * 1999-08-27 2001-03-02 Presse A Decouper Soc Ind De Hydraulic machine-tool avoids oil spillage and explosion risk by locating compression part of pump, master cylinder, electronically controlled hydraulic distributors and recycling valves in oil tank

Also Published As

Publication number Publication date
DE1920184C3 (en) 1979-04-26
DE1920184A1 (en) 1969-11-27
GB1235416A (en) 1971-06-16
US3590581A (en) 1971-07-06
DE1920184B2 (en) 1978-09-07

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Legal Events

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