GB1448545A - Vacuum supply and control system - Google Patents

Vacuum supply and control system

Info

Publication number
GB1448545A
GB1448545A GB5320274A GB5320274A GB1448545A GB 1448545 A GB1448545 A GB 1448545A GB 5320274 A GB5320274 A GB 5320274A GB 5320274 A GB5320274 A GB 5320274A GB 1448545 A GB1448545 A GB 1448545A
Authority
GB
United Kingdom
Prior art keywords
valve
vacuum
control system
valve head
treadle
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
GB5320274A
Other languages
English (en)
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.)
Pace Inc
Original Assignee
Pace 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 Pace Inc filed Critical Pace Inc
Publication of GB1448545A publication Critical patent/GB1448545A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F04F5/20—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
  • Safety Valves (AREA)
GB5320274A 1974-04-26 1974-12-09 Vacuum supply and control system Expired GB1448545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46443674A 1974-04-26 1974-04-26

Publications (1)

Publication Number Publication Date
GB1448545A true GB1448545A (en) 1976-09-08

Family

ID=23843950

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5320274A Expired GB1448545A (en) 1974-04-26 1974-12-09 Vacuum supply and control system

Country Status (5)

Country Link
US (1) US4089619A (https=)
JP (1) JPS50141731A (https=)
DE (1) DE2503446C3 (https=)
FR (1) FR2268961B1 (https=)
GB (1) GB1448545A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60125089U (ja) * 1984-01-27 1985-08-23 株式会社　妙徳 気体送給弁
US5358216A (en) * 1994-02-22 1994-10-25 Jang Fang Shyong Foot-operated valve
US5595344A (en) * 1995-03-02 1997-01-21 Starnes; Gary D. Surgical instrument cleaning device
DE19753947C2 (de) * 1997-12-05 2000-05-25 Demirel Benjamin Suleyman Fußschalter zum Schalten des Wasserflusses einer Wasserentnahmestelle

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1308043A (en) * 1919-07-01 Controller
DE155096C (https=) * 1903-09-18
US1415467A (en) * 1918-07-01 1922-05-09 Malleable Iron Fittings Co Cleaning device
US1927213A (en) * 1930-08-15 1933-09-19 Buffalo Pressed Steel Company Silencer
US2091642A (en) * 1935-08-10 1937-08-31 Mcmanus Engineering Corp Vacuum cleaner
US2693716A (en) * 1950-08-04 1954-11-09 Walter D Ludwig Valve operating pedal
US3169499A (en) * 1963-06-28 1965-02-16 Armanno Frank Multipurpose desoldering device
US3489390A (en) * 1967-02-06 1970-01-13 Lewis D Cadogan Vacuum control
US3516405A (en) * 1967-06-20 1970-06-23 United Aircraft Corp Aspirator and control therefor
US3584629A (en) * 1968-12-03 1971-06-15 Weck & Co Inc Edward Power driven surgical instrument having aspirator

Also Published As

Publication number Publication date
US4089619A (en) 1978-05-16
DE2503446C3 (de) 1981-12-03
FR2268961A1 (https=) 1975-11-21
DE2503446B2 (de) 1981-04-16
FR2268961B1 (https=) 1980-04-18
JPS50141731A (https=) 1975-11-14
DE2503446A1 (de) 1975-11-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921209