EP1922503A4 - Check valve for a self-priming pump - Google Patents

Check valve for a self-priming pump

Info

Publication number
EP1922503A4
EP1922503A4 EP06813361A EP06813361A EP1922503A4 EP 1922503 A4 EP1922503 A4 EP 1922503A4 EP 06813361 A EP06813361 A EP 06813361A EP 06813361 A EP06813361 A EP 06813361A EP 1922503 A4 EP1922503 A4 EP 1922503A4
Authority
EP
European Patent Office
Prior art keywords
self
check valve
priming pump
priming
pump
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.)
Withdrawn
Application number
EP06813361A
Other languages
German (de)
French (fr)
Other versions
EP1922503A2 (en
Inventor
Greg Paulin
James G Shaw
James Harmon
James Northrup
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.)
Envirotech Pumpsystems Inc
Original Assignee
Envirotech Pumpsystems 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 US11/501,476 external-priority patent/US7641253B2/en
Application filed by Envirotech Pumpsystems Inc filed Critical Envirotech Pumpsystems Inc
Priority claimed from PCT/US2006/031199 external-priority patent/WO2007019560A2/en
Publication of EP1922503A2 publication Critical patent/EP1922503A2/en
Publication of EP1922503A4 publication Critical patent/EP1922503A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
EP06813361A 2005-08-11 2006-08-10 Check valve for a self-priming pump Withdrawn EP1922503A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US70739205P 2005-08-11 2005-08-11
US11/501,476 US7641253B2 (en) 2004-04-09 2006-08-09 Adjustable shelving system for vehicles
PCT/US2006/031199 WO2007019560A2 (en) 2005-08-11 2006-08-10 Check valve for a self-priming pump

Publications (2)

Publication Number Publication Date
EP1922503A2 EP1922503A2 (en) 2008-05-21
EP1922503A4 true EP1922503A4 (en) 2013-01-09

Family

ID=39313372

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06813361A Withdrawn EP1922503A4 (en) 2005-08-11 2006-08-10 Check valve for a self-priming pump

Country Status (1)

Country Link
EP (1) EP1922503A4 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201119491D0 (en) * 2011-11-11 2011-12-21 Airbus Operations Ltd Clack valve assembly

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1982189A (en) * 1929-08-21 1934-11-27 Anderson William Valve
US3279386A (en) * 1965-01-21 1966-10-18 Gorman Rupp Co Centrifugal pump
US3955592A (en) * 1973-11-14 1976-05-11 Guyton Glen B Check valve
US4842014A (en) * 1986-07-15 1989-06-27 Wheatley Pump And Valve, Inc. Check valve hanger mechanism
DE3829856A1 (en) * 1988-09-02 1990-03-08 Preussag Ag Bauwesen Non-return valve
US5056548A (en) * 1990-10-12 1991-10-15 Kf Industries, Inc. Check valve assembly with removable seat
US6887034B2 (en) * 2000-05-19 2005-05-03 The Gorman-Rupp Company Centrifugal pump having adjustable clean-out assembly

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1982189A (en) * 1929-08-21 1934-11-27 Anderson William Valve
US3279386A (en) * 1965-01-21 1966-10-18 Gorman Rupp Co Centrifugal pump
US3955592A (en) * 1973-11-14 1976-05-11 Guyton Glen B Check valve
US4842014A (en) * 1986-07-15 1989-06-27 Wheatley Pump And Valve, Inc. Check valve hanger mechanism
DE3829856A1 (en) * 1988-09-02 1990-03-08 Preussag Ag Bauwesen Non-return valve
US5056548A (en) * 1990-10-12 1991-10-15 Kf Industries, Inc. Check valve assembly with removable seat
US6887034B2 (en) * 2000-05-19 2005-05-03 The Gorman-Rupp Company Centrifugal pump having adjustable clean-out assembly

Also Published As

Publication number Publication date
EP1922503A2 (en) 2008-05-21

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20080307

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20121211

RIC1 Information provided on ipc code assigned before grant

Ipc: F16K 15/03 20060101AFI20121205BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20130301