IT977429B - DEVICE FOR DAMPING THE PRESSURE INCREASE IN HYDROSTATIC CONTROLS - Google Patents

DEVICE FOR DAMPING THE PRESSURE INCREASE IN HYDROSTATIC CONTROLS

Info

Publication number: IT977429B
Authority: IT; Italy
Prior art keywords: damping; pressure increase; hydrostatic controls; hydrostatic; controls
Prior art date: 1972-02-22

Application number

IT48365/73A

Other languages

Italian (it)

Original Assignee

Putzmeister Interholding Gmbh

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.)

1972-02-22

Filing date

1973-02-20

Publication date

1974-09-10

1973-02-20 Application filed by Putzmeister Interholding Gmbh filed Critical Putzmeister Interholding Gmbh

1974-09-10 Application granted granted Critical

1974-09-10 Publication of IT977429B publication Critical patent/IT977429B/en

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/433—Pump capacity control by fluid pressure control means
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/002—Hydraulic systems to change the pump delivery
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4183—Preventing or reducing vibrations or noise, e.g. avoiding cavitations
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Fluid-Pressure Circuits (AREA)
Reciprocating Pumps (AREA)
Control Of Fluid Gearings (AREA)
Control Of Transmission Device (AREA)

IT48365/73A 1972-02-22 1973-02-20 DEVICE FOR DAMPING THE PRESSURE INCREASE IN HYDROSTATIC CONTROLS IT977429B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2208172A DE2208172C3 (en)	1972-02-22	1972-02-22	Device for damping the load-related pressure increase in hydrostatic drives

Publications (1)

Publication Number	Publication Date
IT977429B true IT977429B (en)	1974-09-10

Family

ID=5836660

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT48365/73A IT977429B (en)	1972-02-22	1973-02-20	DEVICE FOR DAMPING THE PRESSURE INCREASE IN HYDROSTATIC CONTROLS

Country Status (15)

Country	Link
US (1)	US3854847A (en)
JP (1)	JPS589301B2 (en)
AR (1)	AR198072A1 (en)
AU (1)	AU5230473A (en)
BR (1)	BR7301293D0 (en)
CA (1)	CA983815A (en)
CH (1)	CH561869A5 (en)
CS (1)	CS170452B2 (en)
DE (1)	DE2208172C3 (en)
ES (1)	ES411597A1 (en)
FR (1)	FR2173565A5 (en)
GB (1)	GB1401374A (en)
IT (1)	IT977429B (en)
SU (1)	SU466678A3 (en)
ZA (1)	ZA731047B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4017219A (en) *	1975-12-22	1977-04-12	Abex Corporation	Control system for variable displacement pumps
JPS5387401U (en) *	1976-12-20	1978-07-18
JPS605821B2 (en) *	1980-10-17	1985-02-14	日立建機株式会社	How to control a hydraulic drive
US4373865A (en) *	1981-02-10	1983-02-15	Tadeusz Budzich	Reciprocating controls of a hydraulically driven piston gas compressor
US4527393A (en) *	1981-09-02	1985-07-09	General Signal Corporation	Control device for a hydrostatic transmission
US4434616A (en) *	1981-10-23	1984-03-06	Fmc Corporation	Hydraulic winch speed control with pressure-responsive override
DE3143539A1 (en) *	1981-11-03	1983-05-11	Linde Ag, 6200 Wiesbaden	CONTROL DEVICE FOR A CONTINUOUSLY ADJUSTABLE, PREFERABLY HYDROSTATIC GEARBOX
US4483663A (en) *	1982-08-23	1984-11-20	Sundstrand Corporation	Output speed droop compensating pump control
DE3340332C2 (en) *	1983-11-08	1988-11-10	Hydromatik GmbH, 7915 Elchingen	Power control device for a hydrostatic drive with flow rate adjustment
DE3436960A1 (en) *	1984-10-09	1986-04-17	M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München	SERVICE BRAKE FOR A TRUCK OR OMNIBUS
US5205201A (en) *	1991-08-19	1993-04-27	Sauer, Inc.	Displacement control valve
DE10219849B4 (en) *	2002-05-03	2004-03-25	Brueninghaus Hydromatik Gmbh	Hydraulic motor unit
CN103557197B (en) *	2013-11-21	2015-11-11	无锡市蓝力机床有限公司	Oil quick-returning-disccircuit circuit for oil cylinder of hydraulic machine
CN104728094B (en) *	2013-12-19	2016-06-08	北汽福田汽车股份有限公司	A kind of power transfer system and the concrete conveyer with described system
DE102014206460B3 (en) *	2014-04-03	2015-07-23	Danfoss Power Solutions Gmbh & Co. Ohg	Switchable hydrostatic adjusting device and associated control piston
CN106640576B (en) *	2016-12-09	2019-01-15	柳州职业技术学院	A kind of unload-type independent variable radial plunger pump
CN109899333B (en) *	2019-03-29	2020-06-02	潍柴动力股份有限公司	Valve block, hydraulic control system and vehicle
CN112901339B (en) *	2021-01-15	2022-04-26	河北工业大学	Direct injection natural gas engine system based on ammonia pyrolysis device and control method thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1590694A (en) *	1968-09-20	1970-04-20
US3543508A (en) *	1968-10-16	1970-12-01	Hyster Co	Hydrostatic transmission with pressure control
US3660975A (en) *	1970-09-17	1972-05-09	Lucas Industries Ltd	Hydrostatic transmission systems

1972
- 1972-02-22 DE DE2208172A patent/DE2208172C3/en not_active Expired
1973
- 1973-02-07 CH CH172373A patent/CH561869A5/xx not_active IP Right Cessation
- 1973-02-12 GB GB686173A patent/GB1401374A/en not_active Expired
- 1973-02-14 ZA ZA731047A patent/ZA731047B/en unknown
- 1973-02-14 ES ES411597A patent/ES411597A1/en not_active Expired
- 1973-02-19 AU AU52304/73A patent/AU5230473A/en not_active Expired
- 1973-02-19 CS CS1167A patent/CS170452B2/cs unknown
- 1973-02-19 AR AR246673A patent/AR198072A1/en active
- 1973-02-20 IT IT48365/73A patent/IT977429B/en active
- 1973-02-20 CA CA164,205A patent/CA983815A/en not_active Expired
- 1973-02-20 US US00333652A patent/US3854847A/en not_active Expired - Lifetime
- 1973-02-21 FR FR7306066A patent/FR2173565A5/fr not_active Expired
- 1973-02-21 BR BR731293A patent/BR7301293D0/en unknown
- 1973-02-21 JP JP48020288A patent/JPS589301B2/en not_active Expired
- 1973-02-22 SU SU1886337A patent/SU466678A3/en active

Also Published As

Publication number	Publication date
CA983815A (en)	1976-02-17
SU466678A3 (en)	1975-04-05
US3854847A (en)	1974-12-17
ES411597A1 (en)	1976-01-01
JPS48103961A (en)	1973-12-26
DE2208172B2 (en)	1973-12-13
FR2173565A5 (en)	1973-10-05
DE2208172A1 (en)	1973-09-06
DE2208172C3 (en)	1974-07-11
CS170452B2 (en)	1976-08-27
ZA731047B (en)	1973-11-28
GB1401374A (en)	1975-07-16
AR198072A1 (en)	1974-05-31
JPS589301B2 (en)	1983-02-19
CH561869A5 (en)	1975-05-15
AU5230473A (en)	1974-08-22
BR7301293D0 (en)	1974-05-16

Publication	Publication Date	Title
SE395938B (en)	1977-08-29	PUMP UNIT
NO137221C (en)	1978-01-18	PRESSURE DEVICE.
BR7301050D0 (en)	1973-12-18	LIQUID BURRIFYER
IT981544B (en)	1974-10-10	DEVICE FOR DAMPING OSCILLATIONS
IT977429B (en)	1974-09-10	DEVICE FOR DAMPING THE PRESSURE INCREASE IN HYDROSTATIC CONTROLS
SE380677B (en)	1975-11-10	ELECTROLUMINESCERING DEVICE.
BR7303252D0 (en)	1974-07-11	TORCAO DAMPING DEVICE
NL153804B (en)	1977-07-15	PRESSURE DEVICE.
CH549698A (en)	1974-05-31	HYDRAULIC SUPPORT DEVICE.
NL177511C (en)	1985-10-01	ANCHORING DEVICE.
BE807905A (en)	1974-03-15	CHECK VALVE
BE796329A (en)	1973-09-06	LIQUID FILLER
SE401249B (en)	1978-04-24	PRESSURE REDUCTION DEVICE
AT328297B (en)	1976-03-10	PUMP UNIT
IT965358B (en)	1974-01-31	VIBRATOR DEVICE
SE399307B (en)	1978-02-06	ELECTROHYDRAULIC APPLICATION DEVICE
DK138362B (en)	1978-08-21	RUGULATOR FOR HYDROSTATIC CONTROLS AND THE LIKE
ES191557Y (en)	1974-12-16	ABSORBING DEVICE.
AT327686B (en)	1976-02-10	PUMP UNIT
ES183589Y (en)	1974-05-01	DEPELLING DEVICE.
IT992819B (en)	1975-09-30	LAPPING DEVICE
NL146436B (en)	1975-07-15	PRESSURE DEVICE.
AR206684A1 (en)	1976-08-13	HYDRAULIC DEVICE
NL161876C (en)	1980-03-17	ELECTRO-OPTICAL DEVICE.
SU459266A1 (en)	1975-02-05	Vibrator