DE236645C - - Google Patents

Info

Publication number
DE236645C
DE236645C DENDAT236645D DE236645DA DE236645C DE 236645 C DE236645 C DE 236645C DE NDAT236645 D DENDAT236645 D DE NDAT236645D DE 236645D A DE236645D A DE 236645DA DE 236645 C DE236645 C DE 236645C
Authority
DE
Germany
Prior art keywords
valve
hydrant
shut
standpipe
opening
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
DENDAT236645D
Other languages
German (de)
English (en)
Publication of DE236645C publication Critical patent/DE236645C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B9/00—Methods or installations for drawing-off water
    • E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
    • E03B9/16—Devices for retaining foreign matter, e.g. sand

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)
  • Lift Valve (AREA)
DENDAT236645D Active DE236645C (es)

Publications (1)

Publication Number Publication Date
DE236645C true DE236645C (es)

Family

ID=496319

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT236645D Active DE236645C (es)

Country Status (1)

Country Link
DE (1) DE236645C (es)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2580198A (en) * 1947-04-04 1951-12-25 J A Zurn Mfg Company Check valve and venting means for hydrants
US2580199A (en) * 1947-04-04 1951-12-25 J A Zurn Mfg Company Nonfreezing hydrant
US2605781A (en) * 1946-09-23 1952-08-05 J A Zurn Mfg Company Hydrant
US2630130A (en) * 1949-05-19 1953-03-03 Murdock Mfg & Supply Company Water service fixture
US2664096A (en) * 1947-11-21 1953-12-29 Murdock Mfg & Supply Company Water service fixture
DE19933453A1 (de) * 1999-07-16 2001-02-08 Pfitzner Heinz Juergen Rückflußverhinderer für Unterflurhydranten
WO2004051009A1 (en) * 2002-12-04 2004-06-17 Davidson Hydrant Security Co., Inc. Fire hydrant with second valve
US7240688B2 (en) 2002-12-04 2007-07-10 Davidson Hydrant Technologies, Inc. Retrofitting a fire hydrant with secondary valve
US7428910B2 (en) 2002-12-04 2008-09-30 Davidson Hydrant Technologies, Inc. Breathable fire hydrant rod
US7520294B2 (en) 2006-06-21 2009-04-21 Mueller International, Inc. Hydrant shoe with backflow prevention assembly
US7559338B2 (en) 2005-08-04 2009-07-14 Mueller International, Inc. Keyless fire hydrant protection system
US7575017B2 (en) 2006-10-06 2009-08-18 Davidson Hydrant Technologies, Inc. Wet barrel fire hydrant system with second valve
US7775231B2 (en) 2002-12-04 2010-08-17 Davidson Hydrant Technologies, Inc. Retrofitting a fire hydrant with a replacement hydrant body containing a secondary valve

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605781A (en) * 1946-09-23 1952-08-05 J A Zurn Mfg Company Hydrant
US2580198A (en) * 1947-04-04 1951-12-25 J A Zurn Mfg Company Check valve and venting means for hydrants
US2580199A (en) * 1947-04-04 1951-12-25 J A Zurn Mfg Company Nonfreezing hydrant
US2664096A (en) * 1947-11-21 1953-12-29 Murdock Mfg & Supply Company Water service fixture
US2630130A (en) * 1949-05-19 1953-03-03 Murdock Mfg & Supply Company Water service fixture
DE19933453A1 (de) * 1999-07-16 2001-02-08 Pfitzner Heinz Juergen Rückflußverhinderer für Unterflurhydranten
DE19933453C2 (de) * 1999-07-16 2001-11-22 Pfitzner Heinz Juergen Rückflußverhinderer für Unterflurhydranten
US6868860B2 (en) * 2002-12-04 2005-03-22 Davidson Hydrant Technologies, Inc. Fire hydrant with second valve
WO2004051009A1 (en) * 2002-12-04 2004-06-17 Davidson Hydrant Security Co., Inc. Fire hydrant with second valve
US7055544B2 (en) 2002-12-04 2006-06-06 Davidson Hydrant Technologies, Inc. Fire hydrant with a second valve
US7174911B2 (en) 2002-12-04 2007-02-13 Davidson Hydrant Technologies, Inc. Fire hydrant with second valve
US7240688B2 (en) 2002-12-04 2007-07-10 Davidson Hydrant Technologies, Inc. Retrofitting a fire hydrant with secondary valve
US7428910B2 (en) 2002-12-04 2008-09-30 Davidson Hydrant Technologies, Inc. Breathable fire hydrant rod
US7775231B2 (en) 2002-12-04 2010-08-17 Davidson Hydrant Technologies, Inc. Retrofitting a fire hydrant with a replacement hydrant body containing a secondary valve
US7559338B2 (en) 2005-08-04 2009-07-14 Mueller International, Inc. Keyless fire hydrant protection system
US7520294B2 (en) 2006-06-21 2009-04-21 Mueller International, Inc. Hydrant shoe with backflow prevention assembly
US7686031B2 (en) 2006-06-21 2010-03-30 Mueller International, Inc. Hydrant shoe with backflow prevention assembly
US7575017B2 (en) 2006-10-06 2009-08-18 Davidson Hydrant Technologies, Inc. Wet barrel fire hydrant system with second valve

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