IT1021891B - Perfezionamento nei servo aziona tori idraulici - Google Patents

Perfezionamento nei servo aziona tori idraulici

Info

Publication number
IT1021891B
IT1021891B IT7453974A IT5397474A IT1021891B IT 1021891 B IT1021891 B IT 1021891B IT 7453974 A IT7453974 A IT 7453974A IT 5397474 A IT5397474 A IT 5397474A IT 1021891 B IT1021891 B IT 1021891B
Authority
IT
Italy
Prior art keywords
improvement
hydraulic servo
servo drivers
drivers
hydraulic
Prior art date
Application number
IT7453974A
Other languages
English (en)
Other versions
IT7453974A1 (it
Original Assignee
Textron Inc
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 Textron Inc filed Critical Textron Inc
Publication of IT7453974A1 publication Critical patent/IT7453974A1/it
Application granted granted Critical
Publication of IT1021891B publication Critical patent/IT1021891B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/64—Transmitting means, e.g. interrelated with initiating means or means acting on blades using fluid pressure, e.g. having fluid power amplification
    • 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
    • F15B18/00—Parallel arrangements of independent servomotor systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
IT7453974A 1973-11-16 1974-11-11 Perfezionamento nei servo aziona tori idraulici IT1021891B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41658573A 1973-11-16 1973-11-16

Publications (2)

Publication Number Publication Date
IT7453974A1 IT7453974A1 (it) 1976-05-11
IT1021891B true IT1021891B (it) 1978-02-20

Family

ID=23650543

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7453974A IT1021891B (it) 1973-11-16 1974-11-11 Perfezionamento nei servo aziona tori idraulici

Country Status (8)

Country Link
JP (1) JPS5082798A (it)
AU (1) AU7511574A (it)
BR (1) BR7409304A (it)
DE (1) DE2454259A1 (it)
ES (1) ES431983A1 (it)
FR (1) FR2251739B3 (it)
GB (1) GB1461135A (it)
IT (1) IT1021891B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128047A (en) * 1975-08-14 1978-12-05 Textron Inc. Actuator with locking valves
US4192218A (en) 1975-10-28 1980-03-11 Teijin Seiki Company Limited Fail-safe fluid control valve
US4472998A (en) * 1982-11-19 1984-09-25 Pneumo Corporation Redundant control actuation system-concentric direct drive valve
US4545407A (en) * 1984-02-29 1985-10-08 United Technologies Corporation Jam compensating control valve
US4930401A (en) * 1988-10-28 1990-06-05 Ross Operating Valve Company Valve system and arrangement for on-line valve replacement
CN110185481B (zh) * 2019-07-05 2024-07-19 郑州恒达智控科技股份有限公司 引流平衡式双向回液交替阀
CN114046278B (zh) * 2021-11-17 2024-10-11 南通棉花机械有限公司 协同动作的双箱双工位打包机液压勾花器保护器

Also Published As

Publication number Publication date
ES431983A1 (es) 1977-01-01
FR2251739B3 (it) 1977-08-05
AU7511574A (en) 1976-05-13
JPS5082798A (it) 1975-07-04
FR2251739A1 (it) 1975-06-13
GB1461135A (en) 1977-01-13
DE2454259A1 (de) 1975-05-22
IT7453974A1 (it) 1976-05-11
BR7409304A (pt) 1976-05-11

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