GB2296534B - A two-stage air valve actuator for a double-diaphragm pump - Google Patents

A two-stage air valve actuator for a double-diaphragm pump

Info

Publication number
GB2296534B
GB2296534B GB9603614A GB9603614A GB2296534B GB 2296534 B GB2296534 B GB 2296534B GB 9603614 A GB9603614 A GB 9603614A GB 9603614 A GB9603614 A GB 9603614A GB 2296534 B GB2296534 B GB 2296534B
Authority
GB
United Kingdom
Prior art keywords
double
air valve
valve actuator
diaphragm pump
stage air
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 - Lifetime
Application number
GB9603614A
Other versions
GB2296534A (en
GB9603614D0 (en
Inventor
Harold Johnson
Daniel S Kvinge
Steven Paul Plager
Richard Dean Zarneke
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.)
Graco Inc
Original Assignee
Graco 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
Priority claimed from US08/095,092 external-priority patent/US5368452A/en
Application filed by Graco Inc filed Critical Graco Inc
Publication of GB9603614D0 publication Critical patent/GB9603614D0/en
Publication of GB2296534A publication Critical patent/GB2296534A/en
Application granted granted Critical
Publication of GB2296534B publication Critical patent/GB2296534B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/063—Arrangements with main and auxiliary valves, at least one of them being fluid-driven the auxiliary valve being actuated by the working motor-piston or piston-rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/06—Pumps having fluid drive
    • F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve
    • F04B43/0736—Pumps having fluid drive the actuating fluid being controlled by at least one valve with two or more pumping chambers in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
GB9603614A 1993-07-20 1994-02-24 A two-stage air valve actuator for a double-diaphragm pump Expired - Lifetime GB2296534B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/095,092 US5368452A (en) 1993-07-20 1993-07-20 Double diaphragm pump having two-stage air valve actuator
GB9403514A GB2280479B (en) 1993-07-20 1994-02-24 A two-stage air valve actuator for a double-diaphragm pump

Publications (3)

Publication Number Publication Date
GB9603614D0 GB9603614D0 (en) 1996-04-17
GB2296534A GB2296534A (en) 1996-07-03
GB2296534B true GB2296534B (en) 1996-12-04

Family

ID=26304384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9603614A Expired - Lifetime GB2296534B (en) 1993-07-20 1994-02-24 A two-stage air valve actuator for a double-diaphragm pump

Country Status (1)

Country Link
GB (1) GB2296534B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11931864B2 (en) 2021-10-20 2024-03-19 Clementina Clemco Holdings, Inc. Metering valve for abrasive media

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY184678A (en) * 2015-11-23 2021-04-16 Bee Cheong Teh Air-operated double diaphragm pump
GB2569098B (en) 2017-10-20 2020-01-08 Graphcore Ltd Combining states of multiple threads in a multi-threaded processor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104847A1 (en) * 1982-09-23 1984-04-04 Warren Rupp-Houdaille, Inc. A fluid-operated pump
EP0314994A1 (en) * 1987-11-04 1989-05-10 Böllhoff Verfahrenstechnik GmbH & Co. KG Pump arrangement with double pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104847A1 (en) * 1982-09-23 1984-04-04 Warren Rupp-Houdaille, Inc. A fluid-operated pump
EP0314994A1 (en) * 1987-11-04 1989-05-10 Böllhoff Verfahrenstechnik GmbH & Co. KG Pump arrangement with double pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11931864B2 (en) 2021-10-20 2024-03-19 Clementina Clemco Holdings, Inc. Metering valve for abrasive media

Also Published As

Publication number Publication date
GB2296534A (en) 1996-07-03
GB9603614D0 (en) 1996-04-17

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20140223