FR2661456B1 - PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS. - Google Patents

PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS.

Info

Publication number: FR2661456B1
Authority: FR; France
Prior art keywords: motor; hydraulic pump; pressure fluid; multiple operating; operating cylinders
Prior art date: 1990-04-26
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

FR9005339A

Other languages

French (fr)

Other versions

FR2661456A1 (en

Inventor

Lemaire Gilles

Bigo Louis

Mefort Jacky

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.)

Poclain Hydraulics France SA

Original Assignee

Poclain Hydraulics France SA

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.)

1990-04-26

Filing date

1990-04-26

Publication date

1992-08-14

1990-04-26 Application filed by Poclain Hydraulics France SA filed Critical Poclain Hydraulics France SA

1990-04-26 Priority to FR9005339A priority Critical patent/FR2661456B1/en

1991-04-06 Priority to BR9101687A priority patent/BR9101687A/en

1991-04-12 Priority to FI911769A priority patent/FI911769A/en

1991-04-22 Priority to GB9108535A priority patent/GB2243881B/en

1991-04-25 Priority to DE19914113413 priority patent/DE4113413A1/en

1991-04-25 Priority to CS911189A priority patent/CS118991A3/en

1991-04-26 Priority to JP3122950A priority patent/JPH04228878A/en

1991-10-31 Publication of FR2661456A1 publication Critical patent/FR2661456A1/en

1992-08-14 Application granted granted Critical

1992-08-14 Publication of FR2661456B1 publication Critical patent/FR2661456B1/en

2010-04-26 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/0447—Controlling
- F03C1/045—Controlling by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed, e.g. series-parallel
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/0403—Details, component parts specially adapted of such engines
- F03C1/0409—Cams

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Hydraulic Motors (AREA)
Reciprocating Pumps (AREA)
Applications Or Details Of Rotary Compressors (AREA)

FR9005339A 1990-04-26 1990-04-26 PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS. Expired - Fee Related FR2661456B1 (en)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
FR9005339A FR2661456B1 (en)	1990-04-26	1990-04-26	PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS.
BR9101687A BR9101687A (en)	1990-04-26	1991-04-06	FLUID MECHANISM UNDER PRESSURE, AS AN ENGINE OR HYDRAULIC PUMP, OF VARIOUS CYLINDRED OPERATIONS
FI911769A FI911769A (en)	1990-04-26	1991-04-12	TRYCKMEDIUMFUNGERANDE MEKANISM, SAOSOM HYDRAULISK MOTOR ELLER PUMP.
GB9108535A GB2243881B (en)	1990-04-26	1991-04-22	Pressurized fluid mechanism,such as a hydraulic motor or pump,having several operational cylinder capacities
DE19914113413 DE4113413A1 (en)	1990-04-26	1991-04-25	PRESSURE LIQUID DEVICE, LIKE A HYDRAULIC ENGINE OR PUMP, WITH MULTIPLE OPERATING CAPACITIES
CS911189A CS118991A3 (en)	1990-04-26	1991-04-25	Mechanism such as an engine or a hydraulic pump driven by liquid with a plurality of rotary cylinders
JP3122950A JPH04228878A (en)	1990-04-26	1991-04-26	Pressure fluid mechanism

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9005339A FR2661456B1 (en)	1990-04-26	1990-04-26	PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS.

Publications (2)

Publication Number	Publication Date
FR2661456A1 FR2661456A1 (en)	1991-10-31
FR2661456B1 true FR2661456B1 (en)	1992-08-14

Family

ID=9396123

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR9005339A Expired - Fee Related FR2661456B1 (en)	1990-04-26	1990-04-26	PRESSURE FLUID MECHANISM, SUCH AS A MOTOR OR A HYDRAULIC PUMP, WITH MULTIPLE OPERATING CYLINDERS.

Country Status (7)

Country	Link
JP (1)	JPH04228878A (en)
BR (1)	BR9101687A (en)
CS (1)	CS118991A3 (en)
DE (1)	DE4113413A1 (en)
FI (1)	FI911769A (en)
FR (1)	FR2661456B1 (en)
GB (1)	GB2243881B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DK292690D0 (en) *	1990-12-10	1990-12-10	Htc As	ENGINE OR PUMP UNIT
FR2710111B1 (en) *	1993-09-15	1995-12-01	Poclain Hydraulics Sa	Hydraulic motor fitted with a device for selecting its active displacement.
DE19602770C2 (en) *	1996-01-26	1998-01-29	Sauer Sundstrand Gmbh & Co	Piston roller guide for radial piston unit
JP3127842B2 (en) *	1996-11-01	2001-01-29	ダイキン工業株式会社	Cam motor device
EP3489509A1 (en) *	2017-11-23	2019-05-29	Robert Bosch GmbH	Cam profile for a hydrostatic radial piston machine, and hydrostatic radial piston machine
CN114658590A (en) *	2020-12-23	2022-06-24	宁波恒通诺达液压股份有限公司	Motor and machineshop car of utensil variable speed function
CN114658591A (en) *	2020-12-23	2022-06-24	宁波恒通诺达液压股份有限公司	Motor and machineshop car with magnetoelectric induction variable speed function
EP4345284A1 (en) *	2022-09-29	2024-04-03	Robert Bosch GmbH	Multi piston machine with constant relationship between fluid volume and rotation angle in each rotational position

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE711653A (en) *	1968-03-04	1968-07-15
JPS4820082Y1 (en) *	1970-09-24	1973-06-09
FR2127268A5 (en) *	1971-03-02	1972-10-13	Poclain Sa
US3760691A (en) *	1971-12-17	1973-09-25	Deere & Co	Step variable displacement hydraulic motor

1990
- 1990-04-26 FR FR9005339A patent/FR2661456B1/en not_active Expired - Fee Related
1991
- 1991-04-06 BR BR9101687A patent/BR9101687A/en unknown
- 1991-04-12 FI FI911769A patent/FI911769A/en not_active Application Discontinuation
- 1991-04-22 GB GB9108535A patent/GB2243881B/en not_active Expired - Fee Related
- 1991-04-25 DE DE19914113413 patent/DE4113413A1/en not_active Ceased
- 1991-04-25 CS CS911189A patent/CS118991A3/en unknown
- 1991-04-26 JP JP3122950A patent/JPH04228878A/en active Pending

Also Published As

Publication number	Publication date
FR2661456A1 (en)	1991-10-31
FI911769A0 (en)	1991-04-12
GB9108535D0 (en)	1991-06-05
JPH04228878A (en)	1992-08-18
DE4113413A1 (en)	1991-10-31
GB2243881B (en)	1993-07-07
BR9101687A (en)	1991-11-26
FI911769A (en)	1991-10-27
CS118991A3 (en)	1992-01-15
GB2243881A (en)	1991-11-13

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Legal Events

Date	Code	Title	Description
1999-02-19	TP	Transmission of property
2007-03-09	ST	Notification of lapse	Effective date: 20061230