CH582833A5 - - Google Patents

Info

Publication number: CH582833A5
Authority: CH; Switzerland

Application number

CH992873A

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.)

1972-08-18

Filing date

1973-07-04

Publication date

1976-12-15

1973-07-04 Application filed by Danfoss As filed Critical Danfoss As

1976-12-15 Publication of CH582833A5 publication Critical patent/CH582833A5/xx

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
- F04C2/10—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
- F04C2/104—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 having an articulated driving shaft
- 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)
Hydraulic Motors (AREA)
Rotary Pumps (AREA)

CH992873A 1972-08-18 1973-07-04 CH582833A5 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2240632A DE2240632C2 (en)	1972-08-18	1972-08-18	Rotary piston machine for liquids

Publications (1)

Publication Number	Publication Date
CH582833A5 true CH582833A5 (en)	1976-12-15

Family

ID=5853901

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH992873A CH582833A5 (en)	1972-08-18	1973-07-04

Country Status (10)

Country	Link
US (1)	US3876343A (en)
JP (1)	JPS5332525B2 (en)
BE (1)	BE802032R (en)
CH (1)	CH582833A5 (en)
DD (1)	DD106440A6 (en)
DE (1)	DE2240632C2 (en)
FR (1)	FR2196678A6 (en)
GB (1)	GB1408806A (en)
IT (1)	IT1059810B (en)
SE (1)	SE391007B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0244672A2 (en) *	1986-05-01	1987-11-11	Eaton Corporation	Gerotor motor with valving in gerotor star

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4145167A (en) *	1976-02-17	1979-03-20	Danfoss A/S	Gerotor machine with pressure balancing recesses in inner gear
DE2606172C2 (en) *	1976-02-17	1983-12-22	Danfoss A/S, 6430 Nordborg	Rotary piston machine for liquids
DE2714114A1 (en) *	1977-03-30	1978-10-12	Rexroth Gmbh G L	Internal gear type hydraulic pump or motor - has ports in valve discs dimensioned to give loss free transfer
US4872819A (en) *	1978-05-26	1989-10-10	White Hollis Newcomb Jun	Rotary gerotor hydraulic device with fluid control passageways through the rotor
US4357133A (en) *	1978-05-26	1982-11-02	White Hollis Newcomb Jun	Rotary gerotor hydraulic device with fluid control passageways through the rotor
US4474544A (en) *	1980-01-18	1984-10-02	White Hollis Newcomb Jun	Rotary gerotor hydraulic device with fluid control passageways through the rotor
DE2829417C3 (en) *	1978-07-05	1984-07-12	Mannesmann Rexroth GmbH, 8770 Lohr	Work equipment control for a parallel and internal-axis rotary piston machine
US4219313A (en) *	1978-07-28	1980-08-26	Trw Inc.	Commutator valve construction
DE2915361C2 (en) *	1979-04-14	1982-03-11	Maschinenfabrik Wagner GmbH & Co KG, 5203 Much	Hydraulic power wrench
CA1217089A (en) *	1982-03-23	1987-01-27	Hollis N. White, Jr.	Rotary gerotor hydraulic device with fluid control passageways through the rotor
DE3243404C2 (en) *	1982-11-24	1986-07-24	Danfoss A/S, Nordborg	Parallel and inner-axis rotary piston machine
DE3243394C2 (en) *	1982-11-24	1986-07-03	Danfoss A/S, Nordborg	Parallel and inner-axis rotary piston machine
DE3249829C2 (en) *	1982-11-24	1990-01-18	Danfoss A/S, Nordborg, Dk	Parallel and internal axis rotary piston engine
DE3248638C2 (en) *	1982-12-30	1985-01-03	Danfoss A/S, Nordborg	Hydraulic control device for a servomotor, in particular for vehicle steering
DE3861468D1 (en) *	1987-01-28	1991-02-14	Eaton Corp	VALVE FOR TWO SPEED MOTORS.
US4981422A (en) *	1987-07-27	1991-01-01	White Hydraulics, Inc.	Gerotor device having a valve opening diameter smaller than the drive connection diameter
US4877383A (en) *	1987-08-03	1989-10-31	White Hollis Newcomb Jun	Device having a sealed control opening and an orbiting valve
US4859160A (en) *	1987-09-18	1989-08-22	White Hollis Newcomb Jun	Cutaway rotor gerotor device
DE3869737D1 (en) *	1987-11-07	1992-05-07	Barmag Barmer Maschf	INTERNAL GEAR PUMP.
DE4112291A1 (en) *	1991-04-15	1992-10-22	Danfoss As	GEAR SET FOR HYDRAULIC PURPOSES AND METHOD FOR ASSEMBLING IT
US5516268A (en) *	1995-07-25	1996-05-14	Eaton Corporation	Valve-in-star motor balancing
US6126424A (en) *	1998-05-19	2000-10-03	Eaton Corporation	Transistion valving for gerotor motors
DE10056975C2 (en) *	2000-11-17	2002-12-05	Sauer Danfoss Holding As Nordb	Hydraulic machine, especially a pump
DE10056976C2 (en) *	2000-11-17	2002-12-05	Sauer Danfoss Holding As Nordb	Hydraulic machine, especially motor
DE10209672B3 (en) *	2002-03-05	2004-01-22	Sauer-Danfoss (Nordborg) A/S	Hydraulic machine
JP2006125391A (en) *	2004-09-28	2006-05-18	Aisin Seiki Co Ltd	Rotor structure for internal gear pump
US20070092392A1 (en) *	2005-10-20	2007-04-26	Aisin Seiki Kabushiki Kaisha	Internal gear pump
US7481633B2 (en) *	2006-06-15	2009-01-27	White Drive Products, Inc.	Rotor with cut-outs
CN102494103B (en) *	2011-11-24	2013-11-20	镇江大力液压马达股份有限公司	Uniform contact one-tooth-difference cycloid pin gear pair

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH109955A (en) *	1924-02-22	1925-05-01	Hill Compressor & Pump Co Inc	Gears rotating machine.
US2985110A (en) *	1956-11-19	1961-05-23	Bendix Corp	Pump construction
US2989951A (en) *	1959-04-29	1961-06-27	Germane Corp	Rotary fluid pressure device
US3106163A (en) *	1960-04-04	1963-10-08	Roper Hydraulics Inc	Pumps, motors and like devices
US3233524A (en) *	1962-09-05	1966-02-08	Germane Corp	Fluid operated motor
US3627454A (en) *	1969-07-14	1971-12-14	Trw Inc	Hydraulic device
US3698841A (en) *	1970-12-21	1972-10-17	Webster Electric Co Inc	Hydraulic motor
DE2124006C3 (en) *	1971-05-14	1979-03-01	Danfoss A/S, Nordborg (Daenemark)	Rotary piston machine for liquids with an externally toothed and an internally toothed gear

1972
- 1972-08-18 DE DE2240632A patent/DE2240632C2/en not_active Expired
1973
- 1973-07-04 CH CH992873A patent/CH582833A5/xx not_active IP Right Cessation
- 1973-07-06 BE BE133221A patent/BE802032R/en active
- 1973-07-13 IT IT69110/73A patent/IT1059810B/en active
- 1973-07-30 US US383891A patent/US3876343A/en not_active Expired - Lifetime
- 1973-08-14 DD DD172886A patent/DD106440A6/xx unknown
- 1973-08-14 SE SE7311097A patent/SE391007B/en unknown
- 1973-08-16 GB GB3873173A patent/GB1408806A/en not_active Expired
- 1973-08-17 FR FR7330080A patent/FR2196678A6/fr not_active Expired
- 1973-08-17 JP JP9233673A patent/JPS5332525B2/ja not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0244672A2 (en) *	1986-05-01	1987-11-11	Eaton Corporation	Gerotor motor with valving in gerotor star
EP0244672A3 (en) *	1986-05-01	1988-01-07	Eaton Corporation	Gerotor motor with valving in gerotor star

Also Published As

Publication number	Publication date
US3876343A (en)	1975-04-08
JPS5332525B2 (en)	1978-09-08
JPS4959302A (en)	1974-06-08
FR2196678A6 (en)	1974-03-15
DD106440A6 (en)	1974-06-12
DE2240632C2 (en)	1983-09-01
IT1059810B (en)	1982-06-21
BE802032R (en)	1973-11-05
DE2240632A1 (en)	1974-03-07
SE391007B (en)	1977-01-31
GB1408806A (en)	1975-10-08

Publication	Publication Date	Title
JPS4912744A (en)	1974-02-04
FR2196678A6 (en)	1974-03-15
FR2177705B1 (en)	1978-02-10
JPS4948501A (en)	1974-05-10
FR2185635A1 (en)	1974-01-04
JPS531748B2 (en)	1978-01-21
JPS4899026A (en)	1973-12-15
JPS533645B2 (en)	1978-02-08
JPS4928151U (en)	1974-03-11
JPS4893865U (en)	1973-11-09
JPS5234375Y2 (en)	1977-08-05
JPS485142Y1 (en)	1973-02-09
JPS4898718A (en)	1973-12-14
JPS48102129U (en)	1973-11-30
CH572194A5 (en)	1976-01-30
CH572827A5 (en)	1976-02-27
CH569293A5 (en)	1975-11-14
CH570913A5 (en)	1975-12-31
CH567672A5 (en)	1975-10-15
CH571098B5 (en)	1975-12-31
NL7312236A (en)	1974-03-12
CH681772A4 (en)	1974-08-15
CH567423A5 (en)	1975-10-15
CH567026A5 (en)	1975-09-30
BG19386A1 (en)	1975-06-25

Legal Events

Date	Code	Title	Description
1981-12-31	PL	Patent ceased
2024-10-31	PL	Patent ceased