BR7403229D0 - Sistema prioritario para circuitos hidraulicos - Google Patents

Sistema prioritario para circuitos hidraulicos

Info

Publication number: BR7403229D0
Authority: BR; Brazil
Prior art keywords: hydraulic circuits; priority system; priority; hydraulic; circuits
Prior art date: 1973-05-10

Application number

BR322974A

Other languages

English (en)

Portuguese (pt)

Inventor

J Cryder

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.)

1973-05-10

Filing date

1974-04-22

Publication date

1974-11-19

1974-04-22 Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co

1974-11-19 Publication of BR7403229D0 publication Critical patent/BR7403229D0/pt

Links

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
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/022—Flow-dividers; Priority valves
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2617—Bypass or relief valve biased open

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Fluid-Pressure Circuits (AREA)
Power Steering Mechanism (AREA)
Forklifts And Lifting Vehicles (AREA)
Servomotors (AREA)

BR322974A 1973-05-10 1974-04-22 Sistema prioritario para circuitos hidraulicos BR7403229D0 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US35919573 US3811363A (en)	1973-05-10	1973-05-10	Priority system for series-type hydraulic circuits

Publications (1)

Publication Number	Publication Date
BR7403229D0 true BR7403229D0 (pt)	1974-11-19

Family

ID=23412736

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR322974A BR7403229D0 (pt)	1973-05-10	1974-04-22	Sistema prioritario para circuitos hidraulicos

Country Status (11)

Country	Link
US (1)	US3811363A (de)
JP (1)	JPS5827401B2 (de)
AU (1)	AU473658B2 (de)
BE (1)	BE813740A (de)
BR (1)	BR7403229D0 (de)
CA (1)	CA990621A (de)
DE (1)	DE2419917C2 (de)
FR (1)	FR2228972B1 (de)
GB (1)	GB1426699A (de)
IT (1)	IT1011773B (de)
ZA (1)	ZA742641B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1106733A (en) *	1977-07-13	1981-08-11	Clark Equipment Company	Pressure control mechanism for a grapple skidder
US4206689A (en) *	1977-08-22	1980-06-10	Caterpillar Tractor Co.	Priority system
US4355565A (en) *	1980-03-24	1982-10-26	Caterpillar Tractor Co.	Fluid circuit with zero leak load check and by-pass valve
US4343151A (en) *	1980-05-16	1982-08-10	Caterpillar Tractor Co.	Series - parallel selector for steering and implement
DE3243726C2 (de) *	1982-11-26	1989-06-08	Paul 4740 Oelde Hammelmann	Hochdruckplungerpumpe
US4773216A (en) *	1985-01-22	1988-09-27	Kanzaki Kokykoki Mfg. Co. Ltd.	Flow divider valve for hydraulic system in working vehicles
US6018895A (en) *	1996-03-28	2000-02-01	Clark Equipment Company	Valve stack in a mini-excavator directing fluid under pressure from multiple pumps to actuable elements
AU720849B2 (en) *	1996-03-28	2000-06-15	Clark Equipment Company	Multifunction valve stack
US5826487A (en) *	1997-02-20	1998-10-27	Caterpillar Inc.	Pressure control for a pair of parallel hydraulic circuits
JP2005153703A (ja) *	2003-11-26	2005-06-16	Kanzaki Kokyukoki Mfg Co Ltd	胴体屈折型の油圧駆動式四輪駆動車両
CN108557714B (zh) *	2018-07-11	2019-12-20	宁波管通机械有限公司	一种防爆型叉车液压管路三通接头

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3364821A (en) *	1963-06-27	1968-01-23	Gen Motors Corp	Valving for hydraulic power brake system
DE1507172B2 (de) *	1966-10-28	1977-03-17	Robert Bosch Gmbh, 7000 Stuttgart	Druckmittelbetriebene antriebsvorrichtung
DE1918989A1 (de) *	1969-04-15	1970-11-05	Krupp Gmbh	Hydrostatischer Antrieb,insbesondere fuer Kran-,Wipp- und Hubwerke
BE755815A (fr) *	1969-09-08	1971-02-15	Clark Equipment Co	Systeme hydraulique d'un chariot elevateur
US3633617A (en) *	1970-01-28	1972-01-11	Parker Hannifin Corp	Fluid system and valve assembly therefor
US3713296A (en) *	1972-02-15	1973-01-30	D Black	Hydraulic system for individually controlling a plurality of hydraulic motors

1973
- 1973-05-10 US US35919573 patent/US3811363A/en not_active Expired - Lifetime
1974
- 1974-04-11 FR FR7412763A patent/FR2228972B1/fr not_active Expired
- 1974-04-16 BE BE1005888A patent/BE813740A/xx not_active IP Right Cessation
- 1974-04-18 CA CA197,783A patent/CA990621A/en not_active Expired
- 1974-04-22 BR BR322974A patent/BR7403229D0/pt unknown
- 1974-04-23 AU AU68186/74A patent/AU473658B2/en not_active Expired
- 1974-04-24 GB GB1796774A patent/GB1426699A/en not_active Expired
- 1974-04-24 IT IT6829474A patent/IT1011773B/it active
- 1974-04-25 ZA ZA00742641A patent/ZA742641B/xx unknown
- 1974-04-25 DE DE2419917A patent/DE2419917C2/de not_active Expired
- 1974-05-10 JP JP49052760A patent/JPS5827401B2/ja not_active Expired

Also Published As

Publication number	Publication date
FR2228972A1 (de)	1974-12-06
CA990621A (en)	1976-06-08
GB1426699A (en)	1976-03-03
JPS5018876A (de)	1975-02-27
JPS5827401B2 (ja)	1983-06-09
DE2419917C2 (de)	1985-07-25
US3811363A (en)	1974-05-21
BE813740A (nl)	1974-08-16
FR2228972B1 (de)	1977-03-04
ZA742641B (en)	1975-06-25
DE2419917A1 (de)	1974-12-05
AU473658B2 (en)	1976-07-01
IT1011773B (it)	1977-02-10
AU6818674A (en)	1975-10-23

Publication	Publication Date	Title
BR7408053A (pt)	1975-11-04	Sistema de suspensao para pocos
BR7405098D0 (pt)	1975-10-07	Sistema para o reforco da terra
BR7205478D0 (pt)	1973-07-17	Unidade amortecedora de pulsacoes para um sistema hidraulico
IT1011215B (it)	1977-01-20	Sistema laser
ES207893Y (es)	1976-07-16	Dispositivo mezclador termostatico perfeccionado para ins- talaciones hidraulicas.
BR7403230D0 (pt)	1974-11-19	Sistema hidraulico
SE390429B (sv)	1976-12-20	Hydraulsystem
IT1022482B (it)	1978-03-20	Sistema di valvola
IT1027875B (it)	1978-12-20	Sistema di calcolo perfezionato
BR7405135A (pt)	1976-02-17	Sistema hidraulico aditivo
IT1024732B (it)	1978-07-20	Sistema per travaso di liquini
BR7107990D0 (pt)	1973-07-03	Aperfeicoamentos em conexao para guarnicao hidraulica
BR7403229D0 (pt)	1974-11-19	Sistema prioritario para circuitos hidraulicos
IT1009921B (it)	1976-12-20	Sistema di separazione di zolfo
SE411617B (sv)	1980-01-21	Slirsystem for dubbla bromskretsar
IT1016151B (it)	1977-05-30	Impianto idraulico di frenatra
BR7410600D0 (pt)	1975-09-02	Servomotor para sistema de frenagem
IT1012352B (it)	1977-03-10	Sistema idraulico
BR7409535A (pt)	1976-05-25	Sistema de comando para aerobarcos
IT1006803B (it)	1976-10-20	Sistema selettore di disegni
BR7403244D0 (pt)	1974-12-03	Sistema de freio hidraulico para veiculos
IT1005587B (it)	1976-09-30	Dispositivo idraulico di comando di aratri voltorecchio
BR7305244D0 (pt)	1974-08-15	Sistema hidraulico aperfeicoado
IT1025579B (it)	1978-08-30	Sistema di comando idraulico
IT1017351B (it)	1977-07-20	Sistema di lubrificazione