FR2137878B1 - - Google Patents

Info

Publication number: FR2137878B1
Authority: FR; France
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

FR727217151A

Other versions

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.)

Danfoss AS

Original Assignee

Danfoss AS

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.)

1971-05-14

Filing date

1972-05-12

Publication date

1973-07-13

1972-05-12 Application filed by Danfoss AS filed Critical Danfoss AS

1972-12-29 Publication of FR2137878A1 publication Critical patent/FR2137878A1/fr

1973-07-13 Application granted granted Critical

1973-07-13 Publication of FR2137878B1 publication Critical patent/FR2137878B1/fr

Status Expired 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
- 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
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/103—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member one member having simultaneously a rotational movement about its own axis and an orbital movement
- F04C2/105—Details concerning timing or distribution valves

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Hydraulic Motors (AREA)

FR727217151A 1971-05-14 1972-05-12 Expired FR2137878B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE712124006A DE2124006C3 (de)	1971-05-14	1971-05-14	Rotationskolbenmaschine für Flüssigkeiten mit einem außenverzahnten und einem innenverzahnten Zahnrad

Publications (2)

Publication Number	Publication Date
FR2137878A1 FR2137878A1 (fr)	1972-12-29
FR2137878B1 true FR2137878B1 (fr)	1973-07-13

Family

ID=5807897

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR727217151A Expired FR2137878B1 (fr)	1971-05-14	1972-05-12

Country Status (11)

Country	Link
US (1)	US3775031A (fr)
JP (1)	JPS5110884B1 (fr)
BE (1)	BE782856A (fr)
CH (1)	CH539204A (fr)
DD (1)	DD96760A5 (fr)
DE (1)	DE2124006C3 (fr)
DK (1)	DK129537B (fr)
FR (1)	FR2137878B1 (fr)
GB (1)	GB1395817A (fr)
IT (1)	IT958840B (fr)
SE (1)	SE381712B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2240632C2 (de) *	1972-08-18	1983-09-01	Danfoss A/S, 6430 Nordborg	Rotationskolbenmaschine für Flüssigkeiten
US3846051A (en) *	1973-01-03	1974-11-05	Eaton Corp	Valving arrangement in a hydraulic device
DE2362092A1 (de) *	1973-12-14	1975-06-19	Kloeckner Humboldt Deutz Ag	Innen- und parallelachsige rotationskolben-brennkraftmaschine
DE2606172C2 (de) *	1976-02-17	1983-12-22	Danfoss A/S, 6430 Nordborg	Rotationskolbenmaschine für Flüssigkeiten
US4145167A (en) *	1976-02-17	1979-03-20	Danfoss A/S	Gerotor machine with pressure balancing recesses in inner gear
US4343600A (en) *	1980-02-04	1982-08-10	Eaton Corporation	Fluid pressure operated pump or motor with secondary valve means for minimum and maximum volume chambers
DE3243394C2 (de) *	1982-11-24	1986-07-03	Danfoss A/S, Nordborg	Parallel- und innenachsige Kreiskolbenmaschine
DE3243404C2 (de) *	1982-11-24	1986-07-24	Danfoss A/S, Nordborg	Parallel- und innenachsige Kreiskolbenmaschine
DE3249829C2 (en) *	1982-11-24	1990-01-18	Danfoss A/S, Nordborg, Dk	Parallel and internal axis rotary piston engine
US4859160A (en) *	1987-09-18	1989-08-22	White Hollis Newcomb Jun	Cutaway rotor gerotor device
DE10209672B3 (de) *	2002-03-05	2004-01-22	Sauer-Danfoss (Nordborg) A/S	Hydraulische Maschine
US6884048B2 (en) *	2002-09-26	2005-04-26	Sauer-Danfoss (Nordborg)	Transition valving by means of non-return valves
JP2006125391A (ja) *	2004-09-28	2006-05-18	Aisin Seiki Co Ltd	内接ギヤ型ポンプのロータ構造
DE102004046934B4 (de) *	2004-09-28	2006-06-14	Sauer-Danfoss Aps	Hydraulische Maschine
US20070092392A1 (en) *	2005-10-20	2007-04-26	Aisin Seiki Kabushiki Kaisha	Internal gear pump
US7914084B2 (en) *	2006-02-02	2011-03-29	White Drive Products, Inc.	Control component for hydraulic circuit including spring applied-hydraulically released brake
US7481633B2 (en) *	2006-06-15	2009-01-27	White Drive Products, Inc.	Rotor with cut-outs
DE102022203867A1 (de)	2022-04-20	2023-10-26	Hanon Systems Efp Deutschland Gmbh	Gerotorpumpe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US211769A (en) *		1879-01-28		Improvement in rotary water-meters
US3233524A (en) *	1962-09-05	1966-02-08	Germane Corp	Fluid operated motor
US3514234A (en) *	1968-06-10	1970-05-26	Char Lynn Co	Fluid operated devices

1971
- 1971-05-14 DE DE712124006A patent/DE2124006C3/de not_active Expired
1972
- 1972-04-14 DK DK181272AA patent/DK129537B/da unknown
- 1972-04-25 CH CH613572A patent/CH539204A/de not_active IP Right Cessation
- 1972-04-28 SE SE7205677A patent/SE381712B/xx unknown
- 1972-04-28 BE BE782856A patent/BE782856A/fr unknown
- 1972-05-10 IT IT68471/72A patent/IT958840B/it active
- 1972-05-10 GB GB2187872A patent/GB1395817A/en not_active Expired
- 1972-05-11 DD DD162900A patent/DD96760A5/xx unknown
- 1972-05-12 FR FR727217151A patent/FR2137878B1/fr not_active Expired
- 1972-05-15 JP JP47048038A patent/JPS5110884B1/ja active Pending
- 1972-06-14 US US00262589A patent/US3775031A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DK129537C (fr)	1975-04-21
BE782856A (fr)	1972-09-01
DD96760A5 (fr)	1973-04-12
SE381712B (sv)	1975-12-15
CH539204A (de)	1973-07-15
GB1395817A (en)	1975-05-29
DE2124006C3 (de)	1979-03-01
DK129537B (da)	1974-10-21
US3775031A (en)	1973-11-27
JPS5110884B1 (fr)	1976-04-07
IT958840B (it)	1973-10-30
FR2137878A1 (fr)	1972-12-29
DE2124006B2 (de)	1978-06-22
DE2124006A1 (de)	1972-11-23

Legal Events

Date	Code	Title	Description
1990-03-30	ST	Notification of lapse

Publication	Publication Date	Title
ATA136472A (fr)	1973-12-15
AU2658571A (fr)	1972-09-21
AU2691671A (fr)	1972-09-28
AU2485671A (fr)	1972-08-03
AU3005371A (fr)	1972-12-21
AU2952271A (fr)	1972-12-07
AU2941471A (fr)	1972-11-30
AU2894671A (fr)	1972-11-23
AU2742671A (fr)	1972-10-12
AU2684071A (fr)	1972-09-28
AU2564071A (fr)	1972-08-24
AU2473671A (fr)	1972-08-03
AU2399971A (fr)	1972-07-06
AU3038671A (fr)	1973-01-04
AU2486471A (fr)	1972-08-03
AU3025871A (fr)	1973-01-04
AU2503871A (fr)	1972-08-10
AU2456871A (fr)	1972-08-17
AU2577671A (fr)	1972-08-24
AU2588771A (fr)	1972-08-31
AU2654071A (fr)	1972-09-21
AU2455871A (fr)	1972-07-27
AU2669471A (fr)	1972-09-21
AU2415871A (fr)	1972-07-13
AU2684171A (fr)	1971-07-15