FR2716240B1 - Gear pump gear and process for obtaining it. - Google Patents

Gear pump gear and process for obtaining it.

Info

Publication number
FR2716240B1
FR2716240B1 FR9401948A FR9401948A FR2716240B1 FR 2716240 B1 FR2716240 B1 FR 2716240B1 FR 9401948 A FR9401948 A FR 9401948A FR 9401948 A FR9401948 A FR 9401948A FR 2716240 B1 FR2716240 B1 FR 2716240B1
Authority
FR
France
Prior art keywords
gear
obtaining
gear pump
pump
pump gear
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
FR9401948A
Other languages
French (fr)
Other versions
FR2716240A1 (en
Inventor
Henri Gueydan
Gerard Puente
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.)
Sintertech SAS
Original Assignee
Sintertech SAS
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 Sintertech SAS filed Critical Sintertech SAS
Priority to FR9401948A priority Critical patent/FR2716240B1/en
Priority to EP95420030A priority patent/EP0667453B1/en
Priority to DE69503158T priority patent/DE69503158T2/en
Publication of FR2716240A1 publication Critical patent/FR2716240A1/en
Application granted granted Critical
Publication of FR2716240B1 publication Critical patent/FR2716240B1/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/164—Partial deformation or calibration
    • B22F2003/166—Surface calibration, blasting, burnishing, sizing, coining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2230/00—Manufacture
    • F04C2230/20—Manufacture essentially without removing material
    • F04C2230/22—Manufacture essentially without removing material by sintering
FR9401948A 1994-02-15 1994-02-15 Gear pump gear and process for obtaining it. Expired - Fee Related FR2716240B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9401948A FR2716240B1 (en) 1994-02-15 1994-02-15 Gear pump gear and process for obtaining it.
EP95420030A EP0667453B1 (en) 1994-02-15 1995-02-13 Gear for gear pumps and obtaining process
DE69503158T DE69503158T2 (en) 1994-02-15 1995-02-13 Gear for gear pumps and manufacturing processes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9401948A FR2716240B1 (en) 1994-02-15 1994-02-15 Gear pump gear and process for obtaining it.

Publications (2)

Publication Number Publication Date
FR2716240A1 FR2716240A1 (en) 1995-08-18
FR2716240B1 true FR2716240B1 (en) 1996-04-12

Family

ID=9460274

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9401948A Expired - Fee Related FR2716240B1 (en) 1994-02-15 1994-02-15 Gear pump gear and process for obtaining it.

Country Status (3)

Country Link
EP (1) EP0667453B1 (en)
DE (1) DE69503158T2 (en)
FR (1) FR2716240B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103920883B (en) * 2007-09-07 2016-09-14 Gkn烧结金属有限公司 accurate powder metal component, assembly and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2403796A (en) * 1943-05-15 1946-07-09 Hanna Engineering Works Gear pump
FR1241456A (en) * 1958-11-24 1960-09-16 Bayer Ag Synthetic gears
DE2847710A1 (en) * 1978-11-03 1980-05-14 Bosch Gmbh Robert Gear type hydraulic pump or motor - has axial ends of gears slanted to produce hydrodynamic lubrication of end face
JPS58217788A (en) * 1982-06-10 1983-12-17 Taiho Kogyo Co Ltd Rotary oil pump
BE1005543A3 (en) * 1991-12-23 1993-09-28 Volvo Car Sint Truiden Nv Method for manufacturing of gears, gears it will obtain and gear pump hereby equipped.

Also Published As

Publication number Publication date
DE69503158D1 (en) 1998-08-06
EP0667453A1 (en) 1995-08-16
EP0667453B1 (en) 1998-07-01
DE69503158T2 (en) 1999-04-01
FR2716240A1 (en) 1995-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030