IT8424096A0 - Sistema perfezionato di controllodel regime di rotazione di un attuatore a fluido. - Google Patents

Sistema perfezionato di controllodel regime di rotazione di un attuatore a fluido.

Info

Publication number
IT8424096A0
IT8424096A0 IT8424096A IT2409684A IT8424096A0 IT 8424096 A0 IT8424096 A0 IT 8424096A0 IT 8424096 A IT8424096 A IT 8424096A IT 2409684 A IT2409684 A IT 2409684A IT 8424096 A0 IT8424096 A0 IT 8424096A0
Authority
IT
Italy
Prior art keywords
control
rotation speed
improved system
fluid actuator
actuator
Prior art date
Application number
IT8424096A
Other languages
English (en)
Other versions
IT1177434B (it
IT8424096A1 (it
Inventor
Robert Bernard Goodman
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of IT8424096A0 publication Critical patent/IT8424096A0/it
Publication of IT8424096A1 publication Critical patent/IT8424096A1/it
Application granted granted Critical
Publication of IT1177434B publication Critical patent/IT1177434B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/105—Final actuators by passing part of the fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • F01D17/26—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Lubricants (AREA)
IT24096/84A 1983-12-16 1984-12-17 Sistema perfezionato di controllo del regime di rotazione di un attuatore a fluido IT1177434B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/562,128 US4597319A (en) 1983-12-16 1983-12-16 Fluid actuator slew rate control

Publications (3)

Publication Number Publication Date
IT8424096A0 true IT8424096A0 (it) 1984-12-17
IT8424096A1 IT8424096A1 (it) 1986-06-17
IT1177434B IT1177434B (it) 1987-08-26

Family

ID=24244918

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24096/84A IT1177434B (it) 1983-12-16 1984-12-17 Sistema perfezionato di controllo del regime di rotazione di un attuatore a fluido

Country Status (12)

Country Link
US (1) US4597319A (it)
JP (1) JPS60143208A (it)
BR (1) BR8406269A (it)
DE (1) DE3445998C2 (it)
DK (1) DK158847C (it)
ES (1) ES8507220A1 (it)
FR (1) FR2556856B1 (it)
GB (1) GB2151374B (it)
IL (1) IL73759A (it)
IT (1) IT1177434B (it)
NO (1) NO160226C (it)
SE (1) SE454374B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626904A1 (de) * 1986-08-08 1988-02-18 Knorr Bremse Ag Betaetigungszylinder mit laengenelastischer kraftuebertragung

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1136899A (en) * 1913-07-10 1915-04-20 Safety Engineering Company Valve for elevators.
US1942543A (en) * 1932-10-29 1934-01-09 Nat Pneumatic Co Pneumatic engine
US2115845A (en) * 1936-08-20 1938-05-03 Nat Pneumatic Co Pressure fluid engine
GB481938A (en) * 1936-09-16 1938-03-16 Gilbert Deacon Smith Improvements relating to control systems for electrical winding equipments for mine hoists and the like
US2512205A (en) * 1945-06-12 1950-06-20 Baldwin Locomotive Works Hydraulic cylinder velocity control
US2584995A (en) * 1949-04-12 1952-02-12 R D Fageol Company Pressure actuated transmission control unit
GB907000A (en) * 1958-03-21 1962-09-26 English Electric Co Ltd Improvements in and relating to liquid servo motors
US3004390A (en) * 1959-08-11 1961-10-17 Ford Motor Co Fast acting servo mechanism
CH378127A (fr) * 1962-05-29 1964-05-31 Fleury Claude Dispositif de commande du mouvement d'un organe de machine
US3364821A (en) * 1963-06-27 1968-01-23 Gen Motors Corp Valving for hydraulic power brake system
US3292500A (en) * 1965-09-17 1966-12-20 Coast Elevator Company Hydraulic elevator
US3407708A (en) * 1966-01-12 1968-10-29 Itt Fluid control system
US3613724A (en) * 1969-09-08 1971-10-19 Forrest L Carson Adjustable preset pressure-actuated mechanical prime mover
US3921988A (en) * 1971-04-19 1975-11-25 Ramsey Corp Trw Inc Piston and resilient plastic piston ring combination
DE2123140C3 (de) * 1971-05-11 1974-10-24 Motoren-Werke Mannheim Ag Vorm. Benz Abt.Stat. Motorenbau, 6800 Mannheim Dichtungsanordnung für eine hin- und hergehende Stange
JPS4814112U (it) * 1971-06-25 1973-02-16
US3877344A (en) * 1973-03-02 1975-04-15 Allis Chalmers Cushioned hydraulic actuator
US4050357A (en) * 1974-06-25 1977-09-27 Carter Sr J Warne Steam admission valve and variable clearance volume steam cylinder
US4138928A (en) * 1977-02-11 1979-02-13 Ware Machine Service Inc. Fluid actuated apparatus
JPS54101070A (en) * 1978-01-27 1979-08-09 Hitachi Metals Ltd Fluid cylinder control circuit
GB2029604B (en) * 1978-09-06 1983-02-09 Conoco Inc Hydraulic ramping circuit for control valve
US4207800A (en) * 1978-11-02 1980-06-17 Homuth Kenneth C Single directional sealing piston ring
JPS5648009A (en) * 1979-09-26 1981-05-01 Fujikura Ltd Method of manufacturing foamed plastic insulated coaxial cable
DD229751A1 (de) * 1984-12-13 1985-11-13 Beimler Lokomotivbau Daempfungseinrichtung fuer druckluftantriebe von stromabnehmern

Also Published As

Publication number Publication date
JPS60143208A (ja) 1985-07-29
GB8430572D0 (en) 1985-01-09
GB2151374A (en) 1985-07-17
SE8406357D0 (sv) 1984-12-13
DK589384D0 (da) 1984-12-10
DK589384A (da) 1985-06-17
DE3445998C2 (de) 1995-02-23
NO160226C (no) 1989-03-22
NO844878L (no) 1985-06-17
US4597319A (en) 1986-07-01
GB2151374B (en) 1987-07-29
IT1177434B (it) 1987-08-26
NO160226B (no) 1988-12-12
SE454374B (sv) 1988-04-25
DE3445998A1 (de) 1985-06-27
SE8406357L (sv) 1985-06-17
IT8424096A1 (it) 1986-06-17
ES538589A0 (es) 1985-09-01
DK158847B (da) 1990-07-23
IL73759A (en) 1989-05-15
IL73759A0 (en) 1985-03-31
FR2556856B1 (fr) 1994-01-28
BR8406269A (pt) 1985-10-01
FR2556856A1 (fr) 1985-06-21
DK158847C (da) 1990-12-17
ES8507220A1 (es) 1985-09-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941130