BE658327A - - Google Patents

Info

Publication number
BE658327A
BE658327A BE658327DA BE658327A BE 658327 A BE658327 A BE 658327A BE 658327D A BE658327D A BE 658327DA BE 658327 A BE658327 A BE 658327A
Authority
BE
Belgium
Application number
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE658327A publication Critical patent/BE658327A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/512—Arrangement of valves
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • 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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool 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
    • Y10T137/8593—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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86678—Combined disk or plug and gate or piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
  • Fluid-Driven Valves (AREA)
BE658327D 1964-01-18 1965-01-15 BE658327A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB231364 1964-01-18

Publications (1)

Publication Number Publication Date
BE658327A true BE658327A (xx) 1965-04-30

Family

ID=9737353

Family Applications (1)

Application Number Title Priority Date Filing Date
BE658327D BE658327A (xx) 1964-01-18 1965-01-15

Country Status (2)

Country Link
US (1) US3318331A (xx)
BE (1) BE658327A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005818A1 (de) * 1978-06-03 1979-12-12 Mannesmann Rexroth GmbH Hydraulisch betätigtes 3-Wegesitzventil

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2067780A5 (xx) * 1969-11-15 1971-08-20 Applic Mach Motrices
DE102020200315A1 (de) * 2020-01-13 2021-07-15 Festo Se & Co. Kg Fluidsystem

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601531A (en) * 1948-05-15 1952-06-24 Black Sivalls & Bryson Inc Fluid actuated control valve
US2859735A (en) * 1955-03-18 1958-11-11 Ross Operating Valve Co Shiftable mechanism with momentarily actuated control
US2952246A (en) * 1957-07-12 1960-09-13 Int Basic Economy Corp Valve
US2940475A (en) * 1957-09-30 1960-06-14 Galland Henning Mfg Company Valve
US2916051A (en) * 1958-03-12 1959-12-08 Elizabeth H Taylor Fluid pressure operated valve
US3219060A (en) * 1962-12-19 1965-11-23 United Aircraft Corp Hydraulic amplification with hydraulic feedback

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005818A1 (de) * 1978-06-03 1979-12-12 Mannesmann Rexroth GmbH Hydraulisch betätigtes 3-Wegesitzventil

Also Published As

Publication number Publication date
US3318331A (en) 1967-05-09

Similar Documents

Publication Publication Date Title
AU442366B2 (xx)
BE658444A (xx)
BE621510A (xx)
BE642508A (xx)
BE658327A (xx)
BE642530A (xx)
BE642588A (xx)
BE627931A (xx)
BE627390A (xx)
BE642589A (xx)
BE642652A (xx)
BE642654A (xx)
BE627057A (xx)
BE642735A (xx)
BE626684A (xx)
BE626083A (xx)
BE623398A (xx)
BE622126A (xx)
BE642104A (xx)
BE613833A (xx)
BE610935A (xx)
BE603534A (xx)
BE584699A (xx)
BE564626A (xx)
BE554195A (xx)