NL292211A - - Google Patents

Info

Publication number
NL292211A
NL292211A NL292211DA NL292211A NL 292211 A NL292211 A NL 292211A NL 292211D A NL292211D A NL 292211DA NL 292211 A NL292211 A NL 292211A
Authority
NL
Netherlands
Application number
Publication of NL292211A publication Critical patent/NL292211A/xx

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
    • F16K15/145—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements being shaped as a solids of revolution, e.g. cylindrical or conical
NL292211D NL292211A (en)

Publications (1)

Publication Number Publication Date
NL292211A true NL292211A (en)

Family

ID=1875496

Family Applications (1)

Application Number Title Priority Date Filing Date
NL292211D NL292211A (en)

Country Status (1)

Country Link
NL (1) NL292211A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5551483A (en) * 1993-08-17 1996-09-03 Kwc Ag Backflow-preventer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5551483A (en) * 1993-08-17 1996-09-03 Kwc Ag Backflow-preventer

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