GB561724A - Check valve device - Google Patents

Check valve device

Info

Publication number
GB561724A
GB561724A GB228743A GB228743A GB561724A GB 561724 A GB561724 A GB 561724A GB 228743 A GB228743 A GB 228743A GB 228743 A GB228743 A GB 228743A GB 561724 A GB561724 A GB 561724A
Authority
GB
United Kingdom
Prior art keywords
check valve
valve device
langdon
thickened
feb
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
GB228743A
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.)
JESSE DYSON LANGDON
Original Assignee
JESSE DYSON LANGDON
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 JESSE DYSON LANGDON filed Critical JESSE DYSON LANGDON
Priority to GB228743A priority Critical patent/GB561724A/en
Publication of GB561724A publication Critical patent/GB561724A/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
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Characterised By The Charging Evacuation (AREA)
  • Check Valves (AREA)

Abstract

561,724. Check valves. LANGDON, J. D. Feb. 11, 1943, No. 2287. A Specification was laid open to inspection under Sect. 91 of the Acts, July 29, 1943. [Class 135] A check valve consists of a flattened tube T, Figs. 1 and 2, thickened at RE, and with walls of less thickness at TP. A modified form is shown in Fig. 4.
GB228743A 1943-02-11 1943-02-11 Check valve device Expired GB561724A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB228743A GB561724A (en) 1943-02-11 1943-02-11 Check valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB228743A GB561724A (en) 1943-02-11 1943-02-11 Check valve device

Publications (1)

Publication Number Publication Date
GB561724A true GB561724A (en) 1944-06-01

Family

ID=9736902

Family Applications (1)

Application Number Title Priority Date Filing Date
GB228743A Expired GB561724A (en) 1943-02-11 1943-02-11 Check valve device

Country Status (1)

Country Link
GB (1) GB561724A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015652B (en) * 1951-09-10 1957-09-12 Francois Laurenty Pressure fluid operated valve with tubular closure piece
DE1500236B1 (en) * 1965-03-15 1971-03-11 Sloan Valve Co Rücksaugverhinderer for flush toilets or the like.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015652B (en) * 1951-09-10 1957-09-12 Francois Laurenty Pressure fluid operated valve with tubular closure piece
DE1500236B1 (en) * 1965-03-15 1971-03-11 Sloan Valve Co Rücksaugverhinderer for flush toilets or the like.

Similar Documents

Publication Publication Date Title
GB561724A (en) Check valve device
FR1065429A (en) Shut-off valve, usable in particular for regulating the flow of fluids
FR1072442A (en) Combination valve for adjustment and quick closing, mainly for steam turbines with intermediate superheat
FR984464A (en) Elastic shut-off valve
GB588831A (en) Improvements in valves
FR898484A (en) Ball valve with elastic pressure of the turn on its seat
CA469231A (en) Internal combustion turbines and the like
NL178997C (en) BUTTERFLY VALVE VALVE WITH CIRCULAR BREW AND ELLIPTICAL DISC.
FR927618A (en) Reverse air exhaust pipe check valve
GB329240A (en) Improvements in and relating to gas cocks and the like
GB582109A (en) Improvements relating to conical plug cocks or valves
GB283066A (en) Improvements in and relating to tobacco pipes
CH239600A (en) Closing device built into the lubricant channel of a bearing.
GB599069A (en) Improvements in or relating to speed ratio shifting means for power transmissions
GB606746A (en) Improvements in grease interceptors
DK88805C (en) Pressure regulating valve, in particular steam pressure reducing valve, with a pressure balanced valve body.
GB571747A (en) Improvements in gas meters
CA414773A (en) Fuel supply valve and mechanism
CA481113A (en) Steam engine and valve mechanism therefor
AU118461B2 (en) Improvements in and relating to flushing valves actuated bythe pressure ofthe controlled fluid
GB777430A (en) Control devices for controlling the flow of fluids
CA415203A (en) Pipe connection and sealing member
ES166992U (en) Double valve for battery coupling. (Machine-translation by Google Translate, not legally binding)
AU131791B2 (en) Improvements in and connected with axially movable fluid valves
AU128205B2 (en) Improvements in and relating to cisterns supplied from ball-cock valves