AT292464B - Hydraulic gear machine - Google Patents

Hydraulic gear machine

Info

Publication number: AT292464B
Authority: AT; Austria
Prior art keywords: hydraulic gear; gear machine; machine; hydraulic; gear
Prior art date: 1968-11-18

Application number

AT1010669A

Other languages

German (de)

Original Assignee

Hohenzollern Huettenverwalt

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.)

1968-11-18

Filing date

1969-10-27

Publication date

1971-08-25

1968-11-18 Priority claimed from DE19681809445 external-priority patent/DE1809445C3/en

1969-10-27 Application filed by Hohenzollern Huettenverwalt filed Critical Hohenzollern Huettenverwalt

1970-05-19 Priority to DE19702024339 priority Critical patent/DE2024339C2/en

1971-08-25 Application granted granted Critical

1971-08-25 Publication of AT292464B publication Critical patent/AT292464B/en

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
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/04—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for reversible machines or pumps
- 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
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/08—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the rotational speed
- 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
- 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
- F04C2/102—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 the two members rotating simultaneously around their respective axes

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Details And Applications Of Rotary Liquid Pumps (AREA)

AT1010669A 1968-11-18 1969-10-27 Hydraulic gear machine AT292464B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
DE19702024339 DE2024339C2 (en)	1969-10-27	1970-05-19	Eccentric gear pump assembly - has geometry of teeth, inlet and outlet ports specified for optimum equalisation of lateral forces

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19681809445 DE1809445C3 (en)		1968-11-18	Gear pump or motor

Publications (1)

Publication Number	Publication Date
AT292464B true AT292464B (en)	1971-08-25

Family

ID=5713596

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
AT456270A AT291775B (en)	1968-11-18	1969-10-27	Hydraulic gear machine
AT1010669A AT292464B (en)	1968-11-18	1969-10-27	Hydraulic gear machine

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
AT456270A AT291775B (en)	1968-11-18	1969-10-27	Hydraulic gear machine

Country Status (10)

Country	Link
US (1)	US3619093A (en)
AT (2)	AT291775B (en)
BE (1)	BE740909A (en)
CA (1)	CA924577A (en)
CH (1)	CH503906A (en)
DK (1)	DK135433B (en)
FR (1)	FR2023513A1 (en)
GB (1)	GB1292825A (en)
NL (1)	NL162457C (en)
SE (1)	SE355844B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0028349A1 (en) *	1979-10-31	1981-05-13	Mannesmann Rexroth GmbH	Hydrostatic gear machine

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3907470A (en) *	1971-08-19	1975-09-23	Hohenzollern Huettenverwalt	Gear machine
US4717320A (en) *	1978-05-26	1988-01-05	White Hollis Newcomb Jun	Gerotor motor balancing plate
DE2834735A1 (en) *	1978-08-08	1980-02-14	Buehl Volks Raiffeisenbank	LIQUID PUMP, ESPECIALLY FOR LIQUIDS OF LOW VISCOSITY, LIKE WATER, ALCOHOLS AND THE LIKE
DE3026222A1 (en) *	1980-07-10	1982-02-04	Siegfried Alexander Dipl.-Ing. 7960 Aulendorf Eisenmann	GEAR RING PUMP
DE3480860D1 (en) *	1983-06-29	1990-02-01	Peter Norton	HYDRAULIC PUMP GROUP WITH AUTOMATIC CONTROL OF THE CONVEYOR VOLUME.
US5228289A (en) *	1983-06-29	1993-07-20	Peter Norton	Plural hydraulic pump system with unloading valve
US4760759A (en) *	1986-04-15	1988-08-02	Blake William L	Geared ratio coupling
DE3766177D1 (en) *	1986-07-19	1990-12-20	Barmag Barmer Maschf	INTERNAL GEAR PUMP.
JPH0754139B2 (en) *	1987-10-30	1995-06-07	日産自動車株式会社	Automatic transmission oil pump
CA2596520C (en) *	2005-02-16	2013-10-08	Magna Powertrain Inc.	Crescent gear pump with novel rotor set
EP1882855A3 (en) *	2006-07-25	2008-04-30	Kinshofer GmbH	Hydraulic motor
US20080031759A1 (en) *	2006-08-04	2008-02-07	Thomas Friedrich	Hydraulic rotary motor
US8535030B2 (en) *	2010-02-17	2013-09-17	Kelly Hee Yu Chua	Gerotor hydraulic pump with fluid actuated vanes
FR3057609B1 (en)	2016-10-17	2021-01-01	Airbus Helicopters	COMBUSTION ENGINE WITH AT LEAST ONE DRY TYPE ENGINE CASING
PL3492715T3 (en) *	2017-11-29	2021-11-22	Airbus Helicopters	An internal combustion engine having at least one crankcase of the dry-sump type
CN109869240B (en) *	2017-12-01	2021-03-05	空客直升机	Internal combustion engine with at least one dry sump type crankcase

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2124140A (en) *	1935-08-19	1938-07-19	Foster Frank Geden	Engine, pump, meter, and the like
US2159720A (en) *	1936-02-27	1939-05-23	Gunnar A Wahlmark	Pump
US2547392A (en) *	1946-04-02	1951-04-03	Myron F Hill	Continuous contact internal rotor for engines
US2666336A (en) *	1950-06-10	1954-01-19	Hill Myron Francis	Internal gear teeth
US3188969A (en) *	1957-09-06	1965-06-15	Robert W Brundage	Hydraulic pump or motor
US3034446A (en) *	1957-09-06	1962-05-15	Robert W Brundage	Hydraulic pump or motor
US3198127A (en) *	1959-05-19	1965-08-03	Robert W Brundage	Hydraulic pump or motor
US3427983A (en) *	1966-05-31	1969-02-18	Robert W Brundage	Pressure balanced bearing loads in hydraulic devices

1969
- 1969-10-27 AT AT456270A patent/AT291775B/en active
- 1969-10-27 AT AT1010669A patent/AT292464B/en not_active IP Right Cessation
- 1969-10-28 BE BE740909D patent/BE740909A/xx not_active IP Right Cessation
- 1969-10-28 DK DK568969AA patent/DK135433B/en not_active IP Right Cessation
- 1969-10-30 SE SE14905/69A patent/SE355844B/xx unknown
- 1969-10-31 GB GB53540/69A patent/GB1292825A/en not_active Expired
- 1969-11-04 CA CA066623A patent/CA924577A/en not_active Expired
- 1969-11-13 FR FR6939017A patent/FR2023513A1/fr not_active Withdrawn
- 1969-11-13 US US876370A patent/US3619093A/en not_active Expired - Lifetime
- 1969-11-17 CH CH1717269A patent/CH503906A/en not_active IP Right Cessation
- 1969-11-18 NL NL6917310.A patent/NL162457C/en not_active IP Right Cessation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0028349A1 (en) *	1979-10-31	1981-05-13	Mannesmann Rexroth GmbH	Hydrostatic gear machine
US4386892A (en)	1979-10-31	1983-06-07	G. L. Rexroth Gmbh	Hydrostatic meshing gear machine with arcuate tooth flanks

Also Published As

Publication number	Publication date
NL162457B (en)	1979-12-17
NL6917310A (en)	1970-05-20
DK135433B (en)	1977-04-25
BE740909A (en)	1970-04-01
DE1809445B2 (en)	1977-05-12
SE355844B (en)	1973-05-07
FR2023513A1 (en)	1970-08-21
US3619093A (en)	1971-11-09
CA924577A (en)	1973-04-17
NL162457C (en)	1980-05-16
AT291775B (en)	1971-07-26
GB1292825A (en)	1972-10-11
DE1809445A1 (en)	1970-06-04
CH503906A (en)	1971-02-28
DK135433C (en)	1977-10-31

Publication	Publication Date	Title
BR6911533D0 (en)	1973-01-02	TURN MACHINE
AT292464B (en)	1971-08-25	Hydraulic gear machine
DK140732B (en)	1979-11-05	Hydraulic gear machine.
BR6804210D0 (en)	1973-01-09	HYDRAULIC PRESS
DK117880B (en)	1970-06-08	Rotary hydraulic gear machine.
CH486649A (en)	1970-02-28	Multi-pinion gear
CH533483A (en)	1973-02-15	Gear milling machine
CH506713A (en)	1971-04-30	Gear pump
DK134078B (en)	1976-09-06	Hydraulic gear machine.
AT303533B (en)	1972-11-27	Gear machine
NL138979B (en)	1973-05-15	HYDRAULIC DRIVE GEAR.
NL151781B (en)	1976-12-15	GEAR.
CH529610A (en)	1972-10-31	Hydraulically controlled machine tool
BR6803467D0 (en)	1973-04-12	HYDRAULIC PRESS
AT287504B (en)	1971-01-25	Gear pump
CH447821A (en)	1968-03-29	Hydraulic machine
AT304210B (en)	1972-12-27	Hydraulic transmission
BR6913822D0 (en)	1973-01-11	DYNAMELETRIC MACHINE
CH472577A (en)	1969-05-15	Hydraulic machine
CH442025A (en)	1967-08-15	Hydraulic Gear Machine
AT287503B (en)	1971-01-25	Gear pump
SE373511B (en)	1975-02-10	HYDRAULIC FORGING MACHINE
CH538597A (en)	1973-06-30	Gear machine
CH534296A (en)	1973-02-28	Gear machine
BR6913429D0 (en)	1973-01-23	HYDRAULIC TRANSMISSION

Legal Events

Date	Code	Title	Description
1985-09-15	ELJ	Ceased due to non-payment of the annual fee