FR839619A - Improvements to check valves or flap valves - Google Patents

Improvements to check valves or flap valves

Info

Publication number
FR839619A
FR839619A FR839619DA FR839619A FR 839619 A FR839619 A FR 839619A FR 839619D A FR839619D A FR 839619DA FR 839619 A FR839619 A FR 839619A
Authority
FR
France
Prior art keywords
valves
flap
check
check valves
flap valves
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
Other languages
French (fr)
Inventor
Harry Bentley
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.)
Holmes W C & Co Ltd
Original Assignee
Holmes W C & Co 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 Holmes W C & Co Ltd filed Critical Holmes W C & Co Ltd
Application granted granted Critical
Publication of FR839619A publication Critical patent/FR839619A/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
    • F16K15/04—Check valves with guided rigid valve members shaped as balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR839619D 1937-06-25 1938-06-22 Improvements to check valves or flap valves Expired FR839619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB839619X 1937-06-25

Publications (1)

Publication Number Publication Date
FR839619A true FR839619A (en) 1939-04-07

Family

ID=10554457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR839619D Expired FR839619A (en) 1937-06-25 1938-06-22 Improvements to check valves or flap valves

Country Status (1)

Country Link
FR (1) FR839619A (en)

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