FR2071625A5 - - Google Patents

Info

Publication number: FR2071625A5
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

FR7027261A

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.)

1969-11-03

Filing date

1970-07-23

Publication date

1971-09-17

1970-07-23 Application filed by Koehring Co filed Critical Koehring Co

1971-09-17 Application granted granted Critical

1971-09-17 Publication of FR2071625A5 publication Critical patent/FR2071625A5/fr

Status Expired legal-status Critical Current

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- 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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
- F16K27/042—Hydraulic fluid leak traps
- 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
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/8671—With annular passage [e.g., spool]

Landscapes

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

FR7027261A 1969-11-03 1970-07-23 Expired FR2071625A5 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US87352169A	1969-11-03	1969-11-03

Publications (1)

Publication Number	Publication Date
FR2071625A5 true FR2071625A5 (fr)	1971-09-17

Family

ID=25361803

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7027261A Expired FR2071625A5 (fr)	1969-11-03	1970-07-23

Country Status (7)

Country	Link
US (1)	US3575212A (fr)
BE (1)	BE753810A (fr)
DE (1)	DE2049876C3 (fr)
FR (1)	FR2071625A5 (fr)
GB (1)	GB1303328A (fr)
NL (1)	NL7015680A (fr)
SE (1)	SE361919B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4388949A (en) *	1980-12-11	1983-06-21	Bonney Roland W	Multiple four-way control valve
JP4276491B2 (ja) *	2003-08-04	2009-06-10	日立建機株式会社	方向切換弁ブロック

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2896662A (en) *	1956-09-07	1959-07-28	John V Thomas	Multiple distribution valve
US3073340A (en) *	1959-12-10	1963-01-15	Electro Hydraulics Ltd	Hydraulic systems
US3322150A (en) *	1964-12-10	1967-05-30	Gresen Mfg Company	Valve
US3263570A (en) *	1965-03-29	1966-08-02	Robert E Heffron	Hole milling attachment for machine tools

1969
- 1969-11-03 US US3575212D patent/US3575212A/en not_active Expired - Lifetime
1970
- 1970-04-22 GB GB1931370A patent/GB1303328A/en not_active Expired
- 1970-07-23 FR FR7027261A patent/FR2071625A5/fr not_active Expired
- 1970-07-23 BE BE753810D patent/BE753810A/fr unknown
- 1970-10-10 DE DE2049876A patent/DE2049876C3/de not_active Expired
- 1970-10-26 NL NL7015680A patent/NL7015680A/xx unknown
- 1970-11-02 SE SE1472370A patent/SE361919B/xx unknown

Also Published As

Publication number	Publication date
DE2049876C3 (de)	1978-09-28
DE2049876A1 (de)	1971-05-13
NL7015680A (fr)	1971-05-05
SE361919B (fr)	1973-11-19
GB1303328A (fr)	1973-01-17
US3575212A (en)	1971-04-20
BE753810A (fr)	1970-12-31
DE2049876B2 (de)	1978-01-19

Legal Events

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

Publication	Publication Date	Title
AU2270770A (fr)	1972-06-01
AU465452B2 (fr)	1975-09-11
AU429630B2 (fr)	1972-10-26
AU5461069A (fr)	1970-11-12
AU5712069A (fr)	1971-01-07
AU2355770A (fr)	1972-06-22
CS148851B1 (fr)	1973-05-24
CS148407B1 (fr)	1973-02-22
CS155241B2 (fr)	1974-05-30
AU427401B2 (fr)	1972-08-17
AT308690B (fr)	1973-06-15
AU442322B2 (fr)	1973-11-02
AU417208B2 (fr)	1971-10-14
AU428074B2 (fr)	1972-09-11
AU442285B2 (fr)	1973-11-02
AU425297B2 (fr)	1972-03-26
AU442357B2 (fr)	1973-11-07
AU470661B1 (fr)	1970-10-05
AU442535B2 (fr)	1973-11-12
AU438128B2 (fr)	1973-07-16
AU428129B2 (fr)	1972-09-12
AU6144869A (fr)	1971-04-01
CS150305B1 (fr)	1973-09-04
AU5228269A (fr)	1970-09-24
AU4923469A (fr)	1970-07-23