DE223202C - - Google Patents

Info

Publication number
DE223202C
DE223202C DENDAT223202D DE223202DA DE223202C DE 223202 C DE223202 C DE 223202C DE NDAT223202 D DENDAT223202 D DE NDAT223202D DE 223202D A DE223202D A DE 223202DA DE 223202 C DE223202 C DE 223202C
Authority
DE
Germany
Prior art keywords
float
flap
backwater
axis
wedge
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
DENDAT223202D
Other languages
German (de)
English (en)
Publication of DE223202C publication Critical patent/DE223202C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/02—Shut-off devices
    • E03F7/04—Valves for preventing return flow

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Check Valves (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
DENDAT223202D Active DE223202C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE223202C true DE223202C (enrdf_load_html_response)

Family

ID=484040

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT223202D Active DE223202C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE223202C (enrdf_load_html_response)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001071230A1 (en) * 2000-03-24 2001-09-27 Coscarella Gabriel C Backflow valve with float on obturator
FR2998592A1 (fr) * 2012-11-23 2014-05-30 Bernard Sikora Appareil de stockage, de rejet et mesure de debits de fluides rejetes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001071230A1 (en) * 2000-03-24 2001-09-27 Coscarella Gabriel C Backflow valve with float on obturator
FR2998592A1 (fr) * 2012-11-23 2014-05-30 Bernard Sikora Appareil de stockage, de rejet et mesure de debits de fluides rejetes

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