GB819586A - Improvements in or relating to check valves for pumps - Google Patents

Improvements in or relating to check valves for pumps

Info

Publication number
GB819586A
GB819586A GB1741356A GB1741356A GB819586A GB 819586 A GB819586 A GB 819586A GB 1741356 A GB1741356 A GB 1741356A GB 1741356 A GB1741356 A GB 1741356A GB 819586 A GB819586 A GB 819586A
Authority
GB
United Kingdom
Prior art keywords
closure member
check valves
pumps
relating
limbs
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
GB1741356A
Inventor
John Arthur Johnson
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.)
PROGRESS ENGINEERS Ltd
Original Assignee
PROGRESS ENGINEERS Ltd
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 PROGRESS ENGINEERS Ltd filed Critical PROGRESS ENGINEERS Ltd
Priority to GB1741356A priority Critical patent/GB819586A/en
Publication of GB819586A publication Critical patent/GB819586A/en
Expired 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
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

819,586. Valves. PROGRESS ENGINEERS Ltd. May 27, 1957 [June 6, 1956], No. 17413/56. Class 135. The inlet and outlet check valves 20, 20a of a pump each comprises a spring-loaded closure member 22, 22a respectively; the spindle 21, 21a of which passes freely through a guide hole 28, 28a in a bridge 27, 27a of a U-shaped frame 25, 25a the limbs 26, 26a of which guide-the associated closure member 22, 22a in its movement. The frame 25, 25a is located by a set screw 30, 30a and the closure member is peripherally reoessed at 32a, Fig. 2, to receive the limbs 26 or 26a. Two pairs of recesses 32a are provided, the second pair being used when the faces of the first pair have become worn. Specification 677,136 is referred to.
GB1741356A 1956-06-06 1956-06-06 Improvements in or relating to check valves for pumps Expired GB819586A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1741356A GB819586A (en) 1956-06-06 1956-06-06 Improvements in or relating to check valves for pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1741356A GB819586A (en) 1956-06-06 1956-06-06 Improvements in or relating to check valves for pumps

Publications (1)

Publication Number Publication Date
GB819586A true GB819586A (en) 1959-09-09

Family

ID=10094756

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1741356A Expired GB819586A (en) 1956-06-06 1956-06-06 Improvements in or relating to check valves for pumps

Country Status (1)

Country Link
GB (1) GB819586A (en)

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