FR474649A - Combined valve for water intake on penstocks - Google Patents

Combined valve for water intake on penstocks

Info

Publication number
FR474649A
FR474649A FR474649DA FR474649A FR 474649 A FR474649 A FR 474649A FR 474649D A FR474649D A FR 474649DA FR 474649 A FR474649 A FR 474649A
Authority
FR
France
Prior art keywords
penstocks
water intake
combined valve
valve
combined
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Giulio Neri
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GIULIO NERI
Original Assignee
GIULIO NERI
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
Application filed by GIULIO NERI filed Critical GIULIO NERI
Application granted granted Critical
Publication of FR474649A publication Critical patent/FR474649A/en
Expired 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
    • F16K21/00—Fluid-delivery valves, e.g. self-closing valves
    • F16K21/04—Self-closing valves, i.e. closing automatically after operation
    • F16K21/06—Self-closing valves, i.e. closing automatically after operation in which the closing movement, either retarded or not, starts immediately after opening
    • F16K21/10—Self-closing valves, i.e. closing automatically after operation in which the closing movement, either retarded or not, starts immediately after opening with hydraulic brake cylinder acting on the closure member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR474649D 1914-07-04 1914-07-04 Combined valve for water intake on penstocks Expired FR474649A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR474649T 1914-07-04

Publications (1)

Publication Number Publication Date
FR474649A true FR474649A (en) 1915-03-02

Family

ID=1512607

Family Applications (1)

Application Number Title Priority Date Filing Date
FR474649D Expired FR474649A (en) 1914-07-04 1914-07-04 Combined valve for water intake on penstocks

Country Status (1)

Country Link
FR (1) FR474649A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421810A (en) * 1944-04-11 1947-06-10 Hobson Ltd H M Injector for fuel or other liquids
EP0928918A1 (en) * 1998-01-09 1999-07-14 Les Robinets Presto Société Anonyme Delayed closing valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421810A (en) * 1944-04-11 1947-06-10 Hobson Ltd H M Injector for fuel or other liquids
EP0928918A1 (en) * 1998-01-09 1999-07-14 Les Robinets Presto Société Anonyme Delayed closing valve
FR2773601A1 (en) * 1998-01-09 1999-07-16 Presto Robinets Sa TIMED CLOSING TAP

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