FR2536246B1 - - Google Patents

Info

Publication number
FR2536246B1
FR2536246B1 FR8219629A FR8219629A FR2536246B1 FR 2536246 B1 FR2536246 B1 FR 2536246B1 FR 8219629 A FR8219629 A FR 8219629A FR 8219629 A FR8219629 A FR 8219629A FR 2536246 B1 FR2536246 B1 FR 2536246B1
Authority
FR
France
Prior art keywords
piston
hydraulic
fluid
compressible fluid
tool
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
FR8219629A
Other languages
English (en)
French (fr)
Other versions
FR2536246A1 (fr
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.)
Pellenc SAS
Original Assignee
Pellenc et Motte SA
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 Pellenc et Motte SA filed Critical Pellenc et Motte SA
Priority to FR8219629A priority Critical patent/FR2536246A1/fr
Priority to DE8383430037T priority patent/DE3371269D1/de
Priority to EP83430037A priority patent/EP0109912B1/fr
Priority to AT83430037T priority patent/ATE26901T1/de
Priority to US06/585,668 priority patent/US4644648A/en
Publication of FR2536246A1 publication Critical patent/FR2536246A1/fr
Application granted granted Critical
Publication of FR2536246B1 publication Critical patent/FR2536246B1/fr
Granted 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F15B11/15—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor with special provision for automatic return
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/02—Secateurs; Flower or fruit shears
    • A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/5762—With leakage or drip collecting

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Forests & Forestry (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Scissors And Nippers (AREA)
  • Shearing Machines (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Press Drives And Press Lines (AREA)
FR8219629A 1982-11-22 1982-11-22 Outils hydrauliques portatifs, par exemple secateurs hydrauliques, et procede de rappel du piston de leur verin Granted FR2536246A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8219629A FR2536246A1 (fr) 1982-11-22 1982-11-22 Outils hydrauliques portatifs, par exemple secateurs hydrauliques, et procede de rappel du piston de leur verin
DE8383430037T DE3371269D1 (en) 1982-11-22 1983-11-21 Portable hydraulic tools, e.g. hydraulic secateurs, and process for returning their piston cylinder
EP83430037A EP0109912B1 (fr) 1982-11-22 1983-11-21 Outils hydrauliques portatifs, par exemple sécateurs hydrauliques, et procédé de rappel du piston de leur vérin
AT83430037T ATE26901T1 (de) 1982-11-22 1983-11-21 Tragbare hydraulische werkzeuge, zum beispiel hydraulische baumscheren, und verfahren zum zurueckziehen der kolben von ihren zylindern.
US06/585,668 US4644648A (en) 1982-11-22 1984-03-02 Portable hydraulic tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8219629A FR2536246A1 (fr) 1982-11-22 1982-11-22 Outils hydrauliques portatifs, par exemple secateurs hydrauliques, et procede de rappel du piston de leur verin

Publications (2)

Publication Number Publication Date
FR2536246A1 FR2536246A1 (fr) 1984-05-25
FR2536246B1 true FR2536246B1 (forum.php) 1985-03-22

Family

ID=9279447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8219629A Granted FR2536246A1 (fr) 1982-11-22 1982-11-22 Outils hydrauliques portatifs, par exemple secateurs hydrauliques, et procede de rappel du piston de leur verin

Country Status (5)

Country Link
US (1) US4644648A (forum.php)
EP (1) EP0109912B1 (forum.php)
AT (1) ATE26901T1 (forum.php)
DE (1) DE3371269D1 (forum.php)
FR (1) FR2536246A1 (forum.php)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4922613A (en) * 1987-09-29 1990-05-08 Food Industry Equipment International, Inc. Pneumatic control system for meat trimming knife
US4850111A (en) * 1987-09-29 1989-07-25 Food Industry Equipment International, Inc. Pneumatic control system for meat trimming knife
US4967474A (en) * 1990-03-26 1990-11-06 Wells Andrew J Hand-held power-operated shears
FR2677908B1 (fr) * 1991-06-20 1995-04-07 Hydr Am Outil autonome polyvalent tel que cisaille/ecarteur a commande hydraulique.
ES2120366B1 (es) * 1996-06-13 1999-05-01 Tecnologico Robotiker Centro Procedimiento de desmontaje robotizado de aparatos electricos y herramienta correspondiente.
JP6227667B2 (ja) * 2013-12-10 2017-11-08 株式会社泉精器製作所 油圧工具
FR3028715B1 (fr) * 2014-11-25 2017-03-31 Pellenc Sa Outil de coupe motorise a garde.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2742929A (en) * 1953-03-27 1956-04-24 Gen Motors Corp Pressure storage device
US3212520A (en) * 1963-07-25 1965-10-19 Sydney E Carlton Swing type check valve with internal relief valve
US3330037A (en) * 1965-03-26 1967-07-11 Kenneth H Hoen Cutting tool
US3707984A (en) * 1971-09-02 1973-01-02 Caterpillar Tractor Co Hydraulic valve with leakage control
US3893237A (en) * 1973-08-03 1975-07-08 Donald E Jahnke Poultry cutter
FR2401604A1 (fr) * 1977-09-01 1979-03-30 Lavijerie Jacques Secateur pneumatique

Also Published As

Publication number Publication date
FR2536246A1 (fr) 1984-05-25
US4644648A (en) 1987-02-24
DE3371269D1 (en) 1987-06-11
EP0109912A1 (fr) 1984-05-30
ATE26901T1 (de) 1987-05-15
EP0109912B1 (fr) 1987-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse