FR2667117B1 - HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES. - Google Patents

HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES.

Info

Publication number
FR2667117B1
FR2667117B1 FR9011660A FR9011660A FR2667117B1 FR 2667117 B1 FR2667117 B1 FR 2667117B1 FR 9011660 A FR9011660 A FR 9011660A FR 9011660 A FR9011660 A FR 9011660A FR 2667117 B1 FR2667117 B1 FR 2667117B1
Authority
FR
France
Prior art keywords
self
hydraulic pump
discharge valves
priming discharge
priming
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 - Fee Related
Application number
FR9011660A
Other languages
French (fr)
Other versions
FR2667117A1 (en
Inventor
Porel Louis Claude
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.)
LEDUC RENE HYDRO SA
Original Assignee
LEDUC RENE HYDRO SA
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 LEDUC RENE HYDRO SA filed Critical LEDUC RENE HYDRO SA
Priority to FR9011660A priority Critical patent/FR2667117B1/en
Priority to DE1991601294 priority patent/DE69101294T2/en
Priority to EP19910402146 priority patent/EP0477043B1/en
Publication of FR2667117A1 publication Critical patent/FR2667117A1/en
Application granted granted Critical
Publication of FR2667117B1 publication Critical patent/FR2667117B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04B53/06—Venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
FR9011660A 1990-09-21 1990-09-21 HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES. Expired - Fee Related FR2667117B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9011660A FR2667117B1 (en) 1990-09-21 1990-09-21 HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES.
DE1991601294 DE69101294T2 (en) 1990-09-21 1991-07-31 Self-priming liquid pump with valves.
EP19910402146 EP0477043B1 (en) 1990-09-21 1991-07-31 Self-primping hydraulic pump with valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9011660A FR2667117B1 (en) 1990-09-21 1990-09-21 HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES.

Publications (2)

Publication Number Publication Date
FR2667117A1 FR2667117A1 (en) 1992-03-27
FR2667117B1 true FR2667117B1 (en) 1993-07-02

Family

ID=9400514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9011660A Expired - Fee Related FR2667117B1 (en) 1990-09-21 1990-09-21 HYDRAULIC PUMP WITH SELF-PRIMING DISCHARGE VALVES.

Country Status (3)

Country Link
EP (1) EP0477043B1 (en)
DE (1) DE69101294T2 (en)
FR (1) FR2667117B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139286A (en) * 1998-09-28 2000-10-31 Pulsafeeder, Inc. Automatic venting back pressure valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1301956B (en) * 1966-04-02 1969-08-28 Eberspaecher J Fuel piston pump
DK143719C (en) * 1979-01-03 1982-03-08 Radiometer As PROCEDURE FOR BREATHING A LIQUIDIZING PUMP PUMP AND PUMP PUMP WITH AN ARRANGEMENT FOR USE IN EXERCISE THE PROCEDURE
FR2449210A1 (en) * 1979-02-14 1980-09-12 Leduc & Fils Rene Two stage delivery valve for hydraulic pump - has two coaxial valves held by strong and weak springs respectively

Also Published As

Publication number Publication date
DE69101294D1 (en) 1994-04-07
DE69101294T2 (en) 1994-10-06
FR2667117A1 (en) 1992-03-27
EP0477043A1 (en) 1992-03-25
EP0477043B1 (en) 1994-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse