BR7302110D0 - Valvulas de controle piloto valvulas de controle piloto - Google Patents

Valvulas de controle piloto valvulas de controle piloto

Info

Publication number: BR7302110D0
Authority: BR; Brazil
Prior art keywords: control valves; pilot control; pilot; valves; valves pilot
Prior art date: 1972-03-23

Application number

BR732110A

Other languages

English (en)

Portuguese (pt)

Inventor

D Bianchetta

K Lohbauer

Original Assignee

Caterpillar Tractor 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.)

1972-03-23

Filing date

1973-03-23

Publication date

1974-06-27

1973-03-23 Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co

1974-06-27 Publication of BR7302110D0 publication Critical patent/BR7302110D0/pt

Links

Classifications

- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2004—Control mechanisms, e.g. control levers
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2285—Pilot-operated systems
- 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
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86606—Common to plural valve motor chambers
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87177—With bypass
- Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Civil Engineering (AREA)
Structural Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
Servomotors (AREA)
Multiple-Way Valves (AREA)
Lifting Devices For Agricultural Implements (AREA)
Fluid-Driven Valves (AREA)

BR732110A 1972-03-23 1973-03-23 Valvulas de controle piloto valvulas de controle piloto BR7302110D0 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US23725572A	1972-03-23	1972-03-23

Publications (1)

Publication Number	Publication Date
BR7302110D0 true BR7302110D0 (pt)	1974-06-27

Family

ID=22892955

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR732110A BR7302110D0 (pt)	1972-03-23	1973-03-23	Valvulas de controle piloto valvulas de controle piloto

Country Status (10)

Country	Link
US (1)	US3771564A (de)
JP (1)	JPS5911794B2 (de)
BE (1)	BE796701A (de)
BR (1)	BR7302110D0 (de)
CA (1)	CA987570A (de)
DE (1)	DE2313300A1 (de)
FR (1)	FR2176939B1 (de)
GB (1)	GB1422273A (de)
IN (1)	IN138717B (de)
IT (1)	IT979935B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3995532A (en) *	1974-07-15	1976-12-07	Caterpillar Tractor Co.	Proportional control valve with preconditioned inlet modulating relief valve
US4011892A (en) *	1975-03-14	1977-03-15	Marotta Scientific Controls, Inc.	Three port non-interflow poppet valve
GB1510418A (en) *	1976-03-08	1978-05-10	Caterpillar Tractor Co	Fluid control valve
US4133510A (en) *	1977-02-09	1979-01-09	Caterpillar Tractor Co.	Valve spool positioner
US4199293A (en) *	1977-03-07	1980-04-22	Caterpillar Tractor Co.	High pressure implement circuit for loader with slow and fast dump position
US4265273A (en) *	1978-12-07	1981-05-05	Caterpillar Tractor Co.	High pressure implement circuit for loader with slow and fast dump position
US4238112A (en) *	1978-12-22	1980-12-09	Rexnord Inc.	Spool spin prevention for hydraulic control valves
GB2112506A (en) *	1981-12-30	1983-07-20	Shell Int Research	Distributing valve
DE3200476A1 (de) *	1982-01-09	1983-07-21	Flutec Fluidtechnische Geräte GmbH, 6603 Sulzbach	"ventil zum wahlweisen verbinden eines verbrauchers mit einer druckmittelquelle oder einem vorratsbehaelter"
US4709724A (en) *	1986-01-17	1987-12-01	Commercial Shearing, Inc.	Fluid valve structures
DE3737392A1 (de) *	1987-11-04	1989-05-24	Bosch Gmbh Robert	Hydraulisches steuerventil
DE102004048683B4 (de) *	2004-10-06	2012-12-13	Bosch Rexroth Aktiengesellschaft	Ventil
DE102007054137A1 (de) *	2007-11-14	2009-05-28	Hydac Filtertechnik Gmbh	Hydraulische Ventilvorrichtung
US20160201296A1 (en) *	2016-03-24	2016-07-14	Caterpillar Inc.	Hydraulic valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3160174A (en) *	1961-03-28	1964-12-08	Parker Hannifin Corp	Remote power shift circuits for spool valves and the like
US3447567A (en) *	1968-02-07	1969-06-03	Koehring Co	Pilot governed control valve mechanism

1972
- 1972-03-23 US US00237255A patent/US3771564A/en not_active Expired - Lifetime
1973
- 1973-01-26 CA CA162,214A patent/CA987570A/en not_active Expired
- 1973-01-30 IN IN217/CAL/73A patent/IN138717B/en unknown
- 1973-03-13 BE BE128733A patent/BE796701A/xx not_active IP Right Cessation
- 1973-03-14 DE DE2313300A patent/DE2313300A1/de not_active Withdrawn
- 1973-03-20 JP JP48031500A patent/JPS5911794B2/ja not_active Expired
- 1973-03-20 FR FR7309919A patent/FR2176939B1/fr not_active Expired
- 1973-03-21 IT IT48935/73A patent/IT979935B/it active
- 1973-03-22 GB GB1392173A patent/GB1422273A/en not_active Expired
- 1973-03-23 BR BR732110A patent/BR7302110D0/pt unknown

Also Published As

Publication number	Publication date
IT979935B (it)	1974-09-30
DE2313300A1 (de)	1973-10-04
CA987570A (en)	1976-04-20
IN138717B (de)	1976-03-20
GB1422273A (en)	1976-01-21
JPS5911794B2 (ja)	1984-03-17
FR2176939A1 (de)	1973-11-02
JPS4913726A (de)	1974-02-06
FR2176939B1 (de)	1978-07-13
US3771564A (en)	1973-11-13
BE796701A (fr)	1973-09-13

Publication	Publication Date	Title
BR7303640D0 (pt)	1974-06-27	Um conjunto de controle de elevador
BR7604297A (pt)	1977-04-05	Valvula de controle
SE381725B (sv)	1975-12-15	Styrventilaggregat
AT309233B (de)	1973-08-10	Steuerventil
BR7302416D0 (pt)	1974-02-07	Painel de controle
BR7208428D0 (pt)	1973-08-30	Valvula de controle de vazao
IT987094B (it)	1975-02-20	Valvole di controllo direzionale
BR7302851D0 (pt)	1974-07-25	Um controle de cadeira
BR7302110D0 (pt)	1974-06-27	Valvulas de controle piloto valvulas de controle piloto
BR6682381D0 (pt)	1973-07-17	Valvula de controle de pressao
BR7016640D0 (pt)	1973-05-08	Valvula de controle direcional
BR7302176D0 (pt)	1974-07-25	Mecanismo de controle
BR7302889D0 (pt)	1974-01-31	Controle da velocidade do video-disco
BR7207383D0 (pt)	1973-08-21	Valvula de controle de fluxo
BR7400746D0 (pt)	1974-10-29	Valvula de controle aperfeicoada
SE390558B (sv)	1976-12-27	Hydraulisk reglerventil
AR198110A1 (es)	1974-05-31	Valvula de control de freno
DE2343573A1 (de)	1974-03-07	Hydraulik-steuerventil
BR7506713A (pt)	1976-08-17	Valvula de controle hidraulica
CH550332A (de)	1974-06-14	Hydraulisches schaltventil.
BR7403944D0 (pt)	1974-12-24	Valvula de controle
BR7300092D0 (pt)	1973-09-25	Controle de resistencia variavel
IT979634B (it)	1974-09-30	Valvola idraulica di controllo
BR7203295D0 (pt)	1973-05-31	Conjunto de controle
CH506735A (de)	1971-04-30	Steuer-Ventil