GB770184A - Improvements in or relating to ram devices - Google Patents

Improvements in or relating to ram devices

Info

Publication number
GB770184A
GB770184A GB852854A GB852854A GB770184A GB 770184 A GB770184 A GB 770184A GB 852854 A GB852854 A GB 852854A GB 852854 A GB852854 A GB 852854A GB 770184 A GB770184 A GB 770184A
Authority
GB
United Kingdom
Prior art keywords
relating
ram devices
march
cylinder
pneumatic
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
GB852854A
Inventor
Rowan Herbert Colley
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB852854A priority Critical patent/GB770184A/en
Publication of GB770184A publication Critical patent/GB770184A/en
Expired 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
    • F15B11/12—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action
    • F15B11/121—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions
    • F15B11/123—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions by means of actuators with fluid-operated stops

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Actuator (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

770,184. Single stroke pneumatic apparatus. ROLLS-ROYCE, Ltd. March 4, 1955 [March 23, 1954], No. 8528/54. Class 8(2) A pneumatic piston and cylinder motor comprises at least three pistons 60. 61, 62 within the cylinder 10 and forming chambers therein supplied, separately or in combination, with pressure air or connected to atmosphere to give a plurality of positions to a main piston rod 63.
GB852854A 1955-03-04 1955-03-04 Improvements in or relating to ram devices Expired GB770184A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB852854A GB770184A (en) 1955-03-04 1955-03-04 Improvements in or relating to ram devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB852854A GB770184A (en) 1955-03-04 1955-03-04 Improvements in or relating to ram devices

Publications (1)

Publication Number Publication Date
GB770184A true GB770184A (en) 1957-03-20

Family

ID=9854160

Family Applications (1)

Application Number Title Priority Date Filing Date
GB852854A Expired GB770184A (en) 1955-03-04 1955-03-04 Improvements in or relating to ram devices

Country Status (1)

Country Link
GB (1) GB770184A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230297A (en) * 1989-01-13 1990-10-17 Akebono Brake Ind Three position piston and cylinder unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230297A (en) * 1989-01-13 1990-10-17 Akebono Brake Ind Three position piston and cylinder unit
US5014602A (en) * 1989-01-13 1991-05-14 Akebono Brake Industry Co., Ltd. Hydraulic cylinder unit capable of being set in three positions
GB2230297B (en) * 1989-01-13 1992-08-12 Akebono Brake Ind Fluid cylinder unit capable of being set in three positions

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