IT1168645B - Perfezionamento nei cilindri di avanzamento per utensili o pezzi, con movimento a due passi - Google Patents

Perfezionamento nei cilindri di avanzamento per utensili o pezzi, con movimento a due passi

Info

Publication number
IT1168645B
IT1168645B IT49011/83A IT4901183A IT1168645B IT 1168645 B IT1168645 B IT 1168645B IT 49011/83 A IT49011/83 A IT 49011/83A IT 4901183 A IT4901183 A IT 4901183A IT 1168645 B IT1168645 B IT 1168645B
Authority
IT
Italy
Prior art keywords
tools
pieces
improvement
step movement
forward cylinders
Prior art date
Application number
IT49011/83A
Other languages
English (en)
Other versions
IT8349011A0 (it
Inventor
Karl-Erik Mattsson
Original Assignee
Volvo Ab
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 Volvo Ab filed Critical Volvo Ab
Publication of IT8349011A0 publication Critical patent/IT8349011A0/it
Application granted granted Critical
Publication of IT1168645B publication Critical patent/IT1168645B/it

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
    • 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
    • F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Resistance Welding (AREA)
  • Actuator (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
IT49011/83A 1982-09-23 1983-09-22 Perfezionamento nei cilindri di avanzamento per utensili o pezzi, con movimento a due passi IT1168645B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8205447A SE450517B (sv) 1982-09-23 1982-09-23 Cylinder med tvastegsrorelse

Publications (2)

Publication Number Publication Date
IT8349011A0 IT8349011A0 (it) 1983-09-22
IT1168645B true IT1168645B (it) 1987-05-20

Family

ID=20347966

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49011/83A IT1168645B (it) 1982-09-23 1983-09-22 Perfezionamento nei cilindri di avanzamento per utensili o pezzi, con movimento a due passi

Country Status (9)

Country Link
US (1) US4538506A (it)
EP (1) EP0120059B1 (it)
JP (1) JPS59501796A (it)
AU (1) AU2071483A (it)
DE (1) DE3368097D1 (it)
ES (1) ES8405489A1 (it)
IT (1) IT1168645B (it)
SE (1) SE450517B (it)
WO (1) WO1984001192A1 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3426701A1 (de) * 1984-07-20 1986-01-23 Rolf Fleischer-Harkort Kolben-zylinder-einheit
DE3429492A1 (de) * 1984-08-10 1986-02-13 Daimler-Benz Ag, 7000 Stuttgart Doppeltwirkender arbeitszylinder
US4585207A (en) * 1985-09-03 1986-04-29 Joy Manufacturing Company Expanding gate valve with pneumatic actuator
CA2145145A1 (en) * 1994-04-19 1995-10-20 Richard A. Olson Ram-type blowout preventer
DE19858321A1 (de) * 1998-12-17 2000-06-21 Volkswagen Ag Hydraulische Stelleinrichtung
JP4431928B2 (ja) * 2001-02-20 2010-03-17 Ｓｍｃ株式会社 多段行程型シリンダ
JP3696103B2 (ja) * 2001-02-23 2005-09-14 Ｓｍｃ株式会社 クッション機構付きシリンダにおける高速加圧方法及びその機構
US20030024382A1 (en) * 2001-07-25 2003-02-06 Gram Martin M. Lock-up device
US6719262B2 (en) 2001-08-06 2004-04-13 Cooper Cameron Corporation Bidirectional sealing blowout preventer

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE163860C1 (it) *
GB625711A (en) * 1947-05-08 1949-07-01 Automotive Prod Co Ltd Improvements in or relating to fluid pressure operated ram-and-cylinder devices
US2596471A (en) * 1950-01-21 1952-05-13 Richard M Densmore Variable-stop hydraulic system
GB743603A (en) * 1954-05-25 1956-01-18 Benton & Stone Ltd Fluid-operated reciprocatory mechanisms
US3150563A (en) * 1961-06-14 1964-09-29 Kirkhof Mfg Corp Double piston welding cylinder
US3139004A (en) * 1961-08-28 1964-06-30 Coe Mfg Co Pressure fluid actuated power means for a veneer lathe
US3168853A (en) * 1962-10-08 1965-02-09 Prince Richard Hydraulic cylinder device
JPS4843089B1 (it) * 1969-12-20 1973-12-17
DE2247596A1 (de) * 1972-09-28 1974-04-04 Volkswagenwerk Ag Zylinderanordnung mit arbeitskolben und vorhubkolben
FR2220699B1 (it) * 1973-03-09 1978-03-10 Commissariat Energie Atomique
US4076465A (en) * 1974-01-18 1978-02-28 Pauliukonis Richard S Volumetric proportioning diluter
JPS51103012A (ja) * 1975-03-06 1976-09-11 Daido Steel Co Ltd Obijozairyonoreikyakuhansosochi
JPS53136177A (en) * 1977-05-04 1978-11-28 Tsubakimoto Chain Co Pneumatic cylinder

Also Published As

Publication number Publication date
EP0120059A1 (en) 1984-10-03
US4538506A (en) 1985-09-03
SE450517B (sv) 1987-06-29
EP0120059B1 (en) 1986-12-03
SE8205447L (sv) 1984-03-24
SE8205447D0 (sv) 1982-09-23
JPS59501796A (ja) 1984-10-25
JPH0571801B2 (it) 1993-10-08
DE3368097D1 (en) 1987-01-15
ES525836A0 (es) 1984-06-01
IT8349011A0 (it) 1983-09-22
ES8405489A1 (es) 1984-06-01
AU2071483A (en) 1984-04-04
WO1984001192A1 (en) 1984-03-29

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970929