GB220028A - Improvements in back pressure valves for the pumps of fire engines - Google Patents

Improvements in back pressure valves for the pumps of fire engines

Info

Publication number
GB220028A
GB220028A GB1167523A GB1167523A GB220028A GB 220028 A GB220028 A GB 220028A GB 1167523 A GB1167523 A GB 1167523A GB 1167523 A GB1167523 A GB 1167523A GB 220028 A GB220028 A GB 220028A
Authority
GB
United Kingdom
Prior art keywords
back pressure
pumps
morris
pressure valves
fire engines
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
GB1167523A
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.)
John Morris & Sons Ltd
Original Assignee
John Morris & Sons 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 John Morris & Sons Ltd filed Critical John Morris & Sons Ltd
Priority to GB1167523A priority Critical patent/GB220028A/en
Publication of GB220028A publication Critical patent/GB220028A/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)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

220,028. Morris & Sons, Ltd., J., Morris, J., and Morris, F. May 1, 1923. Controlling.-Fire engine turbine pumps are provided with a back pressure valve B in the delivery conduit, held closed by the vacuum during priming, but opened by the flow of water. A hand-operated control valve may be added, such as a slide valve D worked by rack and pinion gear.
GB1167523A 1923-05-01 1923-05-01 Improvements in back pressure valves for the pumps of fire engines Expired GB220028A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1167523A GB220028A (en) 1923-05-01 1923-05-01 Improvements in back pressure valves for the pumps of fire engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1167523A GB220028A (en) 1923-05-01 1923-05-01 Improvements in back pressure valves for the pumps of fire engines

Publications (1)

Publication Number Publication Date
GB220028A true GB220028A (en) 1924-08-01

Family

ID=9990609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1167523A Expired GB220028A (en) 1923-05-01 1923-05-01 Improvements in back pressure valves for the pumps of fire engines

Country Status (1)

Country Link
GB (1) GB220028A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170343125A1 (en) * 2016-05-24 2017-11-30 Aisan Kogyo Kabushiki Kaisha Fuel passage structures
CN108678946A (en) * 2018-07-31 2018-10-19 合肥集源穗意液压技术股份有限公司 A kind of check valve for the pump housing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170343125A1 (en) * 2016-05-24 2017-11-30 Aisan Kogyo Kabushiki Kaisha Fuel passage structures
CN107420236A (en) * 2016-05-24 2017-12-01 爱三工业株式会社 Fuel passage structure
CN107420236B (en) * 2016-05-24 2020-05-08 爱三工业株式会社 Fuel passage structure
CN108678946A (en) * 2018-07-31 2018-10-19 合肥集源穗意液压技术股份有限公司 A kind of check valve for the pump housing

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