FR2429332A1 - Clapet de reaspiration pour pompe d'injection - Google Patents

Clapet de reaspiration pour pompe d'injection

Info

Publication number
FR2429332A1
FR2429332A1 FR7818904A FR7818904A FR2429332A1 FR 2429332 A1 FR2429332 A1 FR 2429332A1 FR 7818904 A FR7818904 A FR 7818904A FR 7818904 A FR7818904 A FR 7818904A FR 2429332 A1 FR2429332 A1 FR 2429332A1
Authority
FR
France
Prior art keywords
valve
seat
flange
repressure
injection pump
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.)
Granted
Application number
FR7818904A
Other languages
English (en)
Other versions
FR2429332B1 (fr
Inventor
Jean Leblanc
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.)
Sigma Diesel
Original Assignee
Sigma Diesel
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 Sigma Diesel filed Critical Sigma Diesel
Priority to FR7818904A priority Critical patent/FR2429332A1/fr
Priority to GB7921781A priority patent/GB2023720B/en
Publication of FR2429332A1 publication Critical patent/FR2429332A1/fr
Application granted granted Critical
Publication of FR2429332B1 publication Critical patent/FR2429332B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/462—Delivery valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

Clapet comportant un siège de fermeture, une collerette de réaspiration séparée, axialement, du siège par une gorge et une queue de guidage à ailettes, située, par rapport à la collerette, du côté opposé au siège. Il comporte intérieurement un trou 15 oblique, par rapport à l'axe longitudinal A du clapet, lequel trou s'ouvre, à une extrémité 16, sur la paroi laterale du clapet du même côté, par rapport à la collerette 3, que les ailettes 8a... 8d; ce trou 15 communique vers son autre extrémité e, notamment pas un orifice calibré 17b avec la gorge 4 séparant le siège 2 de la collerette 3. Application aux clapets de réaspiration pour pompe d'injection.
FR7818904A 1978-06-23 1978-06-23 Clapet de reaspiration pour pompe d'injection Granted FR2429332A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7818904A FR2429332A1 (fr) 1978-06-23 1978-06-23 Clapet de reaspiration pour pompe d'injection
GB7921781A GB2023720B (en) 1978-06-23 1979-06-22 Return-flow valve for an injection pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7818904A FR2429332A1 (fr) 1978-06-23 1978-06-23 Clapet de reaspiration pour pompe d'injection

Publications (2)

Publication Number Publication Date
FR2429332A1 true FR2429332A1 (fr) 1980-01-18
FR2429332B1 FR2429332B1 (fr) 1983-01-21

Family

ID=9209936

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818904A Granted FR2429332A1 (fr) 1978-06-23 1978-06-23 Clapet de reaspiration pour pompe d'injection

Country Status (2)

Country Link
FR (1) FR2429332A1 (fr)
GB (1) GB2023720B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9305769D0 (en) * 1993-03-19 1993-05-05 Lucas Ind Plc Delivery valve

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503458A (en) * 1946-02-11 1950-04-11 Diesel Power Inc Fuel injection pump
FR1050441A (fr) * 1950-11-17 1954-01-07 British Internal Combust Eng Perfectionnements aux dispositifs d'injection de combustible liquide
US2706490A (en) * 1950-01-18 1955-04-19 Nordberg Manufacturing Co Variable retraction valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503458A (en) * 1946-02-11 1950-04-11 Diesel Power Inc Fuel injection pump
US2706490A (en) * 1950-01-18 1955-04-19 Nordberg Manufacturing Co Variable retraction valve
FR1050441A (fr) * 1950-11-17 1954-01-07 British Internal Combust Eng Perfectionnements aux dispositifs d'injection de combustible liquide

Also Published As

Publication number Publication date
GB2023720A (en) 1980-01-03
FR2429332B1 (fr) 1983-01-21
GB2023720B (en) 1982-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse