DE181860C - - Google Patents

Info

Publication number
DE181860C
DE181860C DENDAT181860D DE181860DA DE181860C DE 181860 C DE181860 C DE 181860C DE NDAT181860 D DENDAT181860 D DE NDAT181860D DE 181860D A DE181860D A DE 181860DA DE 181860 C DE181860 C DE 181860C
Authority
DE
Germany
Prior art keywords
ring
springs
valve
resilient
present
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.)
Active
Application number
DENDAT181860D
Other languages
German (de)
English (en)
Publication of DE181860C publication Critical patent/DE181860C/de
Active 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
    • F16K15/141—Check valves with flexible valve members the closure elements not being fixed to the valve body
    • F16K15/142—Check valves with flexible valve members the closure elements not being fixed to the valve body the closure elements being shaped as solids of revolution, e.g. toroidal or cylindrical rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
DENDAT181860D Active DE181860C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE181860C true DE181860C (enrdf_load_stackoverflow)

Family

ID=446005

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT181860D Active DE181860C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE181860C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2919037A1 (fr) * 2007-07-20 2009-01-23 Norham Sarl Clapet de securite pour un fond d'un reservoir enterre
FR2993287A1 (fr) * 2012-07-16 2014-01-17 Norham Dispositif anti-retour de securite pour un fond de bassin

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2919037A1 (fr) * 2007-07-20 2009-01-23 Norham Sarl Clapet de securite pour un fond d'un reservoir enterre
FR2993287A1 (fr) * 2012-07-16 2014-01-17 Norham Dispositif anti-retour de securite pour un fond de bassin
EP2687633A1 (fr) * 2012-07-16 2014-01-22 Norham Dispositif anti-retour de sécurité pour un fond de bassin
US9169936B2 (en) 2012-07-16 2015-10-27 Norham Safety anti-reversing device for a bottom of a basin

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