IT8021954A0 - Sistema di comando idraulico per trattore. - Google Patents

Sistema di comando idraulico per trattore.

Info

Publication number: IT8021954A0
Authority: IT; Italy
Prior art keywords: tractor; control system; hydraulic control; hydraulic; control
Prior art date: 1979-05-09

Application number

IT8021954A

Other languages

English (en)

Other versions

IT1131166B (it

Inventor

Yapp Robert Ernst

Smith Derek John

Original Assignee

Massey Ferguson Services Nv

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.)

1979-05-09

Filing date

1980-05-09

Publication date

1980-05-09

1980-05-09 Application filed by Massey Ferguson Services Nv filed Critical Massey Ferguson Services Nv

1980-05-09 Publication of IT8021954A0 publication Critical patent/IT8021954A0/it

1986-06-18 Application granted granted Critical

1986-06-18 Publication of IT1131166B publication Critical patent/IT1131166B/it

Links

Classifications

- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/1006—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor
- A01B63/1013—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor and being located inside the tractor body
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
- A01B63/1117—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a hitch position sensor

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Soil Sciences (AREA)
Environmental Sciences (AREA)
Lifting Devices For Agricultural Implements (AREA)
Fluid-Pressure Circuits (AREA)

IT21954/80A 1979-05-09 1980-05-09 Sistema di comando idraulico per trattore IT1131166B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7915993		1979-05-09

Publications (2)

Publication Number	Publication Date
IT8021954A0 true IT8021954A0 (it)	1980-05-09
IT1131166B IT1131166B (it)	1986-06-18

Family

ID=10505026

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21954/80A IT1131166B (it)	1979-05-09	1980-05-09	Sistema di comando idraulico per trattore

Country Status (14)

Country	Link
US (1)	US4492080A (it)
EP (1)	EP0037397B1 (it)
JP (1)	JPS6332405B2 (it)
BR (1)	BR8008865A (it)
DE (1)	DE3066245D1 (it)
ES (1)	ES491267A0 (it)
FI (1)	FI70108C (it)
IN (1)	IN154910B (it)
IT (1)	IT1131166B (it)
MX (1)	MX150373A (it)
NO (1)	NO150781C (it)
WO (1)	WO1980002355A1 (it)
YU (1)	YU121780A (it)
ZA (1)	ZA802501B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4949805A (en) *	1988-07-27	1990-08-21	Clark Equipment Company	Electrically controlled auxiliary hydraulic system for a skid steer loader
US6293077B1 (en)	2000-05-02	2001-09-25	Mtd Products Inc	Deck attachment and lift system
CN104343755B (zh) *	2014-10-28	2016-08-31	广西柳工机械股份有限公司	液控随动阀及负载敏感模拟阀

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB813204A (en) *	1956-10-29	1959-05-13	Ford Motor Co	Improved hydraulic system for tractors
US2316926A (en) *	1941-03-11	1943-04-20	Vickers Inc	Power transmission
US2600702A (en) *	1945-11-29	1952-06-17	William T Stephens	Control valve
GB741804A (en) *	1950-03-15	1955-12-14	Ferguson Harry Inc	Improvements relating to hydraulic power lift systems for tractors
GB747488A (en) *	1953-02-18	1956-04-04	Massey Harris Ferguson Ltd	Improvements in or relating to hydraulic control systems especially for tractor-actuated implements
US2888805A (en) *	1953-02-18	1959-06-02	Massey Harris Ferguson Ltd	Hydraulic systems for tractors
GB839689A (en) *	1955-08-31	1960-06-29	Massey Harris Ferguson Inc	Improvements relating to a control mechanism for a tractor hydraulic system
US3048981A (en) *	1959-05-21	1962-08-14	Massey Ferguson Inc	Control mechanism for tractor hydraulic systems
US3239012A (en) *	1960-08-26	1966-03-08	Massey Ferguson Inc	Hydraulic power unit and control system for tractors
US3171496A (en) *	1961-12-04	1965-03-02	Int Harvester Co	Hydraulic control system
GB1101775A (en) *	1962-08-01	1968-01-31	Massey Ferguson Inc	Improvements in or relating to tractor hydraulic control systems
GB1046622A (en) *	1962-08-01	1966-10-26	Massey Ferguson Inc	Control system for a tractor
GB1075449A (en) *	1963-12-27	1967-07-12	Massey Ferguson Inc	Improvements in or relating to tractors
BE662653A (it) *	1964-04-17
DE1805089C3 (de) *	1968-10-25	1979-09-27	Robert Bosch Gmbh, 7000 Stuttgart	Steuerventileinrichtung in Blockbauweise zum Versorgen mindestens zweier hydraulischer Servomotoren
GB1239281A (it) *	1968-07-29	1971-07-14
US3579986A (en) *	1968-09-06	1971-05-25	Hitachi Ltd	Device for controlling pumps for operating hydraulic motors equipment
US3534774A (en) *	1968-11-14	1970-10-20	Koehring Co	Pressure compensated control valve
US4256142A (en) *	1979-08-20	1981-03-17	Hancock Leonard H	Hydraulic control

1980
- 1980-04-25 ZA ZA00802501A patent/ZA802501B/xx unknown
- 1980-04-30 EP EP80900776A patent/EP0037397B1/en not_active Expired
- 1980-04-30 DE DE8080900776T patent/DE3066245D1/de not_active Expired
- 1980-04-30 BR BR8008865A patent/BR8008865A/pt not_active IP Right Cessation
- 1980-04-30 WO PCT/GB1980/000075 patent/WO1980002355A1/en active IP Right Grant
- 1980-04-30 JP JP55500931A patent/JPS6332405B2/ja not_active Expired
- 1980-04-30 FI FI801400A patent/FI70108C/fi not_active IP Right Cessation
- 1980-05-07 MX MX182220A patent/MX150373A/es unknown
- 1980-05-07 IN IN538/CAL/80A patent/IN154910B/en unknown
- 1980-05-07 ES ES491267A patent/ES491267A0/es active Granted
- 1980-05-08 YU YU01217/80A patent/YU121780A/xx unknown
- 1980-05-09 IT IT21954/80A patent/IT1131166B/it active
1981
- 1981-01-06 NO NO810026A patent/NO150781C/no unknown
1984
- 1984-02-21 US US06/590,675 patent/US4492080A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
ES8200202A1 (es)	1981-11-01
NO810026L (no)	1981-01-06
IT1131166B (it)	1986-06-18
US4492080A (en)	1985-01-08
JPS6332405B2 (it)	1988-06-29
FI70108C (fi)	1986-09-15
BR8008865A (pt)	1981-08-11
DE3066245D1 (en)	1984-03-01
ES491267A0 (es)	1981-11-01
NO150781B (no)	1984-09-10
FI70108B (fi)	1986-02-28
IN154910B (it)	1984-12-22
MX150373A (es)	1984-04-25
ZA802501B (en)	1981-04-29
NO150781C (no)	1984-12-19
JPS56500480A (it)	1981-04-16
FI801400A (fi)	1980-11-10
EP0037397B1 (en)	1984-01-25
YU121780A (en)	1983-04-30
WO1980002355A1 (en)	1980-11-13
EP0037397A1 (en)	1981-10-14

Publication	Publication Date	Title
IT7922704A0 (it)	1979-05-16	Sistema idraulico di comando per ventola.
IT1207957B (it)	1989-06-01	Sistema di controllo industriale.
IT7926074A0 (it)	1979-09-28	Sistema di controllo di pressione.
ES510516A0 (es)	1983-12-16	Sistema de cultivo hidroponico, perfeccionado.
IT8024436A0 (it)	1980-09-03	Impianto accumulatore idraulico controllato.
IT7923668A0 (it)	1979-06-18	Sistema di controllo di combustione.
IT7883470A0 (it)	1978-10-04	Sistema di trasmissione per trattore.
IT8122037A0 (it)	1981-05-29	Sistema di comando idraulico per macchine da lavoro semoventi fuoristrada.
IT8021935A0 (it)	1980-05-09	Sistema di controllo di livello di caldaia.
IT8020635A0 (it)	1980-03-14	Impianto idraulico.
IT8023004A0 (it)	1980-06-24	Apparato idraulico di perforazione.
BR8103841A (pt)	1982-03-09	Sistema hidraulico
BR7905919A (pt)	1980-05-27	Sistema hidralico
IT7922863A0 (it)	1979-05-21	Sistema di comando idraulico.
BR8107258A (pt)	1982-07-27	Sistema hidraulico
IT7921416A0 (it)	1979-03-29	Sistema di controllo per lampade ad elettroluminescenza.
IT1209325B (it)	1989-07-16	Sistema di segnalazione.
IT8221468A0 (it)	1982-05-25	Dispositivo elettroidraulico di controllo per veicoli adatti per costruzioni.
IT8021319A0 (it)	1980-04-11	Sistema di stampa elettrocromica.
AR218397A1 (es)	1980-05-30	Sistema hidraulico de mando
ATE18289T1 (de)	1986-03-15	Hydraulische steuervorrichtung.
IT7821225A0 (it)	1978-03-15	Sistema idraulico di frenatura per veicoli.
IT1128720B (it)	1986-06-04	Sistema comando guida idraulico per autoveicoli
IT8022978A0 (it)	1980-06-24	Apparato idraulico di percussione.
MX145143A (es)	1982-01-08	Mejoras en sistema de conexion hidraulica para tractores agricolas