GB2239722B - Pneumatic device for generating time-delay gas impulsions - Google Patents

Pneumatic device for generating time-delay gas impulsions

Info

Publication number
GB2239722B
GB2239722B GB9026393A GB9026393A GB2239722B GB 2239722 B GB2239722 B GB 2239722B GB 9026393 A GB9026393 A GB 9026393A GB 9026393 A GB9026393 A GB 9026393A GB 2239722 B GB2239722 B GB 2239722B
Authority
GB
United Kingdom
Prior art keywords
impulsions
pneumatic device
generating time
delay gas
delay
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 - Fee Related
Application number
GB9026393A
Other versions
GB2239722A (en
GB9026393D0 (en
Inventor
Pierre Cognard
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9026393D0 publication Critical patent/GB9026393D0/en
Publication of GB2239722A publication Critical patent/GB2239722A/en
Application granted granted Critical
Publication of GB2239722B publication Critical patent/GB2239722B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/12—Fluid oscillators or pulse generators

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)
  • Control Of Fluid Pressure (AREA)
  • Catching Or Destruction (AREA)
  • Magnetically Actuated Valves (AREA)
GB9026393A 1989-12-06 1990-12-05 Pneumatic device for generating time-delay gas impulsions Expired - Fee Related GB2239722B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8916112A FR2655390B1 (en) 1989-12-06 1989-12-06 PNEUMATIC DEVICE, DELAYED GAS PULSE GENERATOR.

Publications (3)

Publication Number Publication Date
GB9026393D0 GB9026393D0 (en) 1991-01-23
GB2239722A GB2239722A (en) 1991-07-10
GB2239722B true GB2239722B (en) 1993-09-29

Family

ID=9388203

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9026393A Expired - Fee Related GB2239722B (en) 1989-12-06 1990-12-05 Pneumatic device for generating time-delay gas impulsions

Country Status (3)

Country Link
DE (1) DE4038184A1 (en)
FR (1) FR2655390B1 (en)
GB (1) GB2239722B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114893138B (en) * 2022-05-10 2023-11-17 佰思迪(天津)科技有限公司 Pulse type negative pressure adsorption equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619073A (en) * 1950-12-20 1952-11-25 Westinghouse Air Brake Co Fluid pressure timed cycle control apparatus
US3392739A (en) * 1963-06-25 1968-07-16 Bendix Corp Pneumatic engine fuel control system

Also Published As

Publication number Publication date
GB2239722A (en) 1991-07-10
GB9026393D0 (en) 1991-01-23
FR2655390A1 (en) 1991-06-07
FR2655390B1 (en) 1992-05-29
DE4038184A1 (en) 1991-06-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941205