FR2071628A5 - - Google Patents

Info

Publication number: FR2071628A5
Authority: FR; France
Legal status (The legal status 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 status listed.): Expired

Application number

FR7027668A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Koehring Co

Original Assignee

Koehring 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.)

1969-12-23

Filing date

1970-07-27

Publication date

1971-09-17

1970-07-27 Application filed by Koehring Co filed Critical Koehring Co

1971-09-17 Application granted granted Critical

1971-09-17 Publication of FR2071628A5 publication Critical patent/FR2071628A5/fr

Status Expired legal-status Critical Current

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
- 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
- Y10T137/2612—Common sensor for both bypass or relief valve and other branch valve
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7764—Choked or throttled pressure type
- Y10T137/7766—Choked passage through main valve head
- 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
- Y10T137/87233—Biased exhaust valve
- Y10T137/87241—Biased closed

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Fluid-Pressure Circuits (AREA)
Safety Valves (AREA)

FR7027668A 1969-12-23 1970-07-27 Expired FR2071628A5 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US88748069A	1969-12-23	1969-12-23

Publications (1)

Publication Number	Publication Date
FR2071628A5 true FR2071628A5 (pt)	1971-09-17

Family

ID=25391234

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7027668A Expired FR2071628A5 (pt)	1969-12-23	1970-07-27

Country Status (7)

Country	Link
US (1)	US3613711A (pt)
JP (1)	JPS508144B1 (pt)
BE (1)	BE753996A (pt)
DE (1)	DE2056165C3 (pt)
FR (1)	FR2071628A5 (pt)
GB (1)	GB1288129A (pt)
SE (1)	SE357036B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3800670A (en) *	1969-10-21	1974-04-02	Caterpillar Tractor Co	High pressure implement hydraulic circuit
USRE29292E (en) *	1971-05-20	1977-07-05	Sundstrand Corporation	Control valve means for fluid motors
US3951162A (en) *	1971-11-03	1976-04-20	Koehring Company	Control valve with flow control means
US4139021A (en) *	1972-07-19	1979-02-13	Cross Manufacturing, Inc.	Hydraulic control instrumentality
US3771558A (en) *	1972-07-20	1973-11-13	Cross Manuf Inc	Combined open-center pressure control and regeneration valve
US4178962A (en) *	1972-10-30	1979-12-18	Tomco, Inc.	Control valve with flow control means
US4040438A (en) *	1974-04-18	1977-08-09	Koehring	Control valve with flow control means
DE59305912D1 (de) *	1993-02-02	1997-04-24	Putzmeister Maschf	Verfahren zum fördern von vorzerkleinerten metallschrott oder dergleichen festkörper enthaltenden dickstoffen
US6116143A (en) *	1996-07-05	2000-09-12	Parker Hannifin Gmbh	Controller for a fluid cylinder
JP4286972B2 (ja) *	1998-07-31	2009-07-01	株式会社日立製作所	空気圧縮機
JP6338428B2 (ja) *	2014-04-11	2018-06-06	Ｋｙｂ株式会社	バルブ構造

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2890683A (en) *	1952-02-06	1959-06-16	John S Pilch	Fluid actuated control valve means for fluid motors
US3216446A (en) *	1963-02-05	1965-11-09	Parker Hannifin Corp	Spool valve assembly with dual check valve assembly
USRE26028E (en) *	1963-05-16	1966-05-17		Pilot operated control valve mechanism
US3228306A (en) *	1964-02-10	1966-01-11	Case Co J I	Control valve
US3299903A (en) *	1964-03-26	1967-01-24	Parker Hannifin Corp	Fluid system and valve assembly therefor
US3273467A (en) *	1965-01-26	1966-09-20	Fawick Corp	Hydraulic system
US3472261A (en) *	1966-01-05	1969-10-14	Racine Hydraulics Inc	Directional control valve
US3416561A (en) *	1966-12-21	1968-12-17	Caterpillar Tractor Co	Dual pressure relief valve with shock damping

1969
- 1969-12-23 US US3613711D patent/US3613711A/en not_active Expired - Lifetime
1970
- 1970-06-15 GB GB2889670A patent/GB1288129A/en not_active Expired
- 1970-07-27 BE BE753996D patent/BE753996A/xx unknown
- 1970-07-27 FR FR7027668A patent/FR2071628A5/fr not_active Expired
- 1970-09-18 JP JP8131670A patent/JPS508144B1/ja active Pending
- 1970-11-14 DE DE2056165A patent/DE2056165C3/de not_active Expired
- 1970-12-10 SE SE1669470A patent/SE357036B/xx unknown

Also Published As

Publication number	Publication date
SE357036B (pt)	1973-06-12
DE2056165B2 (de)	1979-07-26
US3613711A (en)	1971-10-19
JPS508144B1 (pt)	1975-04-02
BE753996A (fr)	1970-12-31
DE2056165A1 (de)	1971-07-01
DE2056165C3 (de)	1980-03-20
GB1288129A (pt)	1972-09-06

Publication	Publication Date	Title
AU465413B2 (pt)	1975-09-11
AU429630B2 (pt)	1972-10-26
FR2071628A5 (pt)	1971-09-17
AU442375B2 (pt)	1973-11-06
CS151054B2 (pt)	1973-09-17
AU470301B1 (pt)	1972-05-25
AU5113869A (pt)	1971-04-29
AU442285B2 (pt)	1973-11-02
AU442380B2 (pt)	1973-11-05
AU442322B2 (pt)	1973-11-02
AU438128B2 (pt)	1973-07-16
AU442357B2 (pt)	1973-11-07
AU428131B2 (pt)	1972-09-14
AU470661B1 (pt)	1970-10-05
AU417208B2 (pt)	1971-10-14
AU442554B2 (pt)	1973-11-13
AU428129B2 (pt)	1972-09-12
AU442538B2 (pt)	1973-11-12
AU442535B2 (pt)	1973-11-12
AU442463B2 (pt)	1973-11-09
AU5228269A (pt)	1970-09-24
AU5077469A (pt)	1970-08-27
AU4949169A (pt)	1970-07-30
AU4540468A (pt)	1971-04-01
CS148803B1 (pt)	1973-05-24

Legal Events

Date	Code	Title	Description
1986-06-27	TP	Transmission of property
1990-05-25	ST	Notification of lapse