SE7910110L - Pump eller motor med variabel slagvolym - Google Patents

Pump eller motor med variabel slagvolym

Info

Publication number: SE7910110L
Authority: SE; Sweden
Prior art keywords: valve; swashplate; housing; feedback shaft; acts
Prior art date: 1978-12-07

Application number

SE7910110A

Other languages

Unknown language ( )

English (en)

Other versions

SE439179B (sv

Inventor

J J Kass

D O Johannsen

Original Assignee

Deere & Co

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.)

1978-12-07

Filing date

1979-12-07

Publication date

1980-06-08

1979-12-07 Application filed by Deere & Co filed Critical Deere & Co

1980-06-08 Publication of SE7910110L publication Critical patent/SE7910110L/sv

1985-06-03 Publication of SE439179B publication Critical patent/SE439179B/sv

Links

230000035939 shock Effects 0.000 title 1
238000006073 displacement reaction Methods 0.000 abstract 2
239000012530 fluid Substances 0.000 abstract 2
230000002706 hydrostatic effect Effects 0.000 abstract 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/16—Special measures for feedback, e.g. by a follow-up device

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Reciprocating Pumps (AREA)
Control Of Fluid Gearings (AREA)
Mechanically-Actuated Valves (AREA)

SE7910110A 1978-12-07 1979-12-07 Pump eller motor med variabel slagvolym SE439179B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/967,368 US4229144A (en)	1978-12-07	1978-12-07	Feedback shaft extending between swashplate and displacement control valve

Publications (2)

Publication Number	Publication Date
SE7910110L true SE7910110L (sv)	1980-06-08
SE439179B SE439179B (sv)	1985-06-03

Family

ID=25512702

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7910110A SE439179B (sv)	1978-12-07	1979-12-07	Pump eller motor med variabel slagvolym

Country Status (10)

Country	Link
US (1)	US4229144A (sv)
JP (1)	JPS5578180A (sv)
AU (1)	AU5175479A (sv)
CA (1)	CA1136485A (sv)
DE (1)	DE2947651C2 (sv)
ES (1)	ES486637A1 (sv)
FR (1)	FR2443595B1 (sv)
GB (1)	GB2037017B (sv)
IT (1)	IT1164807B (sv)
SE (1)	SE439179B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USRE31657E (en) *	1979-07-23	1984-09-04	Moog Inc.	Feedback mechanism for variable displacement hydraulic device having an electrohydraulic controller
JPS58113880U (ja) *	1982-01-29	1983-08-03	株式会社荏原製作所	斜板型油圧ポンプ又はモ−タの流量制御装置
US4715788A (en) *	1982-12-16	1987-12-29	Abex Corporation	Servo control variable displacement pressure compensated pump
JPH05172052A (ja) *	1991-12-18	1993-07-09	Sanden Corp	可変容量斜板式圧縮機
DE19536553A1 (de) *	1995-09-30	1997-04-03	Eckehart Schulze	Elektrohydraulische Steuerventilanordnung
US9309969B2 (en)	2013-02-22	2016-04-12	Cnh Industrial America Llc	System and method for controlling a hydrostatic drive unit of a work vehicle
US12421956B2 (en) *	2022-12-05	2025-09-23	Hamilton Sundstrand Corporation	Variable displacement pumps with fixed and active displacement control modes

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3332323A (en) *	1964-12-28	1967-07-25	Borg Warner	Rotary actuator
SE341531B (sv) *	1967-03-07	1971-12-27	Wytwornia Sprzetu Komunikacy I
FR2072473A5 (sv) *	1970-02-27	1971-09-24	Orsta Hydraulik Veb K
JPS4963003A (sv) *	1972-06-16	1974-06-19
DD98340A1 (sv) *	1972-07-11	1973-06-12
US3810715A (en) *	1972-08-07	1974-05-14	Gen Motors Corp	Hydrostatic machine valve biasing system
US3803987A (en) *	1972-11-14	1974-04-16	Abex Corp	Servoactuated hydraulic transducer apparatus
US3857541A (en) *	1973-06-14	1974-12-31	Moog Inc	Servovalve with oscillation filter
US4028010A (en) *	1974-06-21	1977-06-07	Caterpillar Tractor Co.	Reversible, variable-displacement piston pump with positioner means for automatic return to zero displacement
US4072442A (en) *	1975-07-04	1978-02-07	Takeshi Horiuchi	Variable delivery hydraulic pump
DE2900755A1 (de) *	1978-01-16	1979-07-19	Moog Inc	Hydraulische vorrichtung
US4205590A (en) *	1978-02-06	1980-06-03	Moog Inc.	Positive feedback mechanism for servocontroller of fluid operated actuator

1978
- 1978-12-07 US US05/967,368 patent/US4229144A/en not_active Ceased
1979
- 1979-10-12 AU AU51754/79A patent/AU5175479A/en not_active Abandoned
- 1979-11-02 CA CA000339100A patent/CA1136485A/en not_active Expired
- 1979-11-27 DE DE2947651A patent/DE2947651C2/de not_active Expired
- 1979-12-04 JP JP15733679A patent/JPS5578180A/ja active Pending
- 1979-12-04 FR FR7929749A patent/FR2443595B1/fr not_active Expired
- 1979-12-06 ES ES486637A patent/ES486637A1/es not_active Expired
- 1979-12-06 GB GB7942082A patent/GB2037017B/en not_active Expired
- 1979-12-06 IT IT51010/79A patent/IT1164807B/it active
- 1979-12-07 SE SE7910110A patent/SE439179B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1136485A (en)	1982-11-30
DE2947651A1 (de)	1980-06-12
FR2443595B1 (fr)	1985-08-16
IT1164807B (it)	1987-04-15
GB2037017B (en)	1982-12-01
GB2037017A (en)	1980-07-02
DE2947651C2 (de)	1986-10-23
ES486637A1 (es)	1980-06-16
JPS5578180A (en)	1980-06-12
IT7951010A0 (it)	1979-12-06
FR2443595A1 (fr)	1980-07-04
SE439179B (sv)	1985-06-03
US4229144A (en)	1980-10-21
AU5175479A (en)	1980-06-12

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Legal Events

Date

Code

Title

Description

1995-01-31

NUG

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