NL30535C - - Google Patents

Info

Publication number
NL30535C
NL30535C NL55812A NL55812A NL30535C NL 30535 C NL30535 C NL 30535C NL 55812 A NL55812 A NL 55812A NL 55812 A NL55812 A NL 55812A NL 30535 C NL30535 C NL 30535C
Authority
NL
Netherlands
Application number
NL55812A
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
Priority claimed from GB669530A external-priority patent/GB348259A/en
Application filed filed Critical
Application granted granted Critical
Publication of NL30535C publication Critical patent/NL30535C/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/102—Disc valves
    • 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
NL55812A 1930-02-28 1931-02-28 NL30535C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB669530A GB348259A (en) 1930-02-28 1930-02-28 Improvements in and relating to non-return valves

Publications (1)

Publication Number Publication Date
NL30535C true NL30535C (en) 1933-07-16

Family

ID=9819117

Family Applications (1)

Application Number Title Priority Date Filing Date
NL55812A NL30535C (en) 1930-02-28 1931-02-28

Country Status (2)

Country Link
DE (1) DE552203C (en)
NL (1) NL30535C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021667B (en) * 1953-12-28 1957-12-27 Butzke Werke Ag Backflow preventer in an inclined seat arrangement with hollow locking piece
DE1209378B (en) * 1959-09-08 1966-01-20 Bbc Brown Boveri & Cie Valve
FR2682702B1 (en) * 1991-10-18 1998-06-26 Nicoll Raccords Plastiques HYDRAULIC NON-RETURN VALVE.

Also Published As

Publication number Publication date
DE552203C (en) 1932-06-10

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