[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

FR1215471A - Air hole valve for hydraulic devices - Google Patents

Air hole valve for hydraulic devices

Info

Publication number
FR1215471A
FR1215471A FR785779A FR785779A FR1215471A FR 1215471 A FR1215471 A FR 1215471A FR 785779 A FR785779 A FR 785779A FR 785779 A FR785779 A FR 785779A FR 1215471 A FR1215471 A FR 1215471A
Authority
FR
France
Prior art keywords
air hole
hydraulic devices
hole valve
valve
hydraulic
Prior art date
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
FR785779A
Other languages
French (fr)
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.)
Mastabar Mining Equipment Co Ltd
Original Assignee
Mastabar Mining Equipment Co Ltd
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 by Mastabar Mining Equipment Co Ltd filed Critical Mastabar Mining Equipment Co Ltd
Application granted granted Critical
Publication of FR1215471A publication Critical patent/FR1215471A/en
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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/14—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with ball-shaped valve member
    • 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
    • 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
    • F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
    • F16K24/04—Devices, e.g. valves, for venting or aerating enclosures for venting only

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR785779A 1958-02-15 1959-02-04 Air hole valve for hydraulic devices Expired FR1215471A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1215471X 1958-02-15
FR906665A FR82138E (en) 1958-02-15 1962-08-10 Air hole valve for hydraulic devices

Publications (1)

Publication Number Publication Date
FR1215471A true FR1215471A (en) 1960-04-19

Family

ID=33454487

Family Applications (2)

Application Number Title Priority Date Filing Date
FR785779A Expired FR1215471A (en) 1958-02-15 1959-02-04 Air hole valve for hydraulic devices
FR906665A Expired FR82138E (en) 1958-02-15 1962-08-10 Air hole valve for hydraulic devices

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR906665A Expired FR82138E (en) 1958-02-15 1962-08-10 Air hole valve for hydraulic devices

Country Status (1)

Country Link
FR (2) FR1215471A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3265803D1 (en) * 1982-05-17 1985-10-03 Deere & Co Bleed screw for hydraulic systems

Also Published As

Publication number Publication date
FR82138E (en) 1963-12-27

Similar Documents

Publication Publication Date Title
FR1202949A (en) Improvements to automatic balancing devices
CH372932A (en) Valve device
FR1215471A (en) Air hole valve for hydraulic devices
FR1202856A (en) case-necessary for summary interventions
FR1229920A (en) Pipe valve
FR1229584A (en) Assembly parts for pipelines
FR1239825A (en) Pipe fitting
FR1236818A (en) Valve actuator
FR1212428A (en) Fitting for fluid lines
FR1243132A (en) Box for air conditioner
FR1197952A (en) Device for microscopic observation
FR1237068A (en) Fluid flow valve
FR1242720A (en) The stop valve
FR1243756A (en) shoulder pad for underwear or the like
FR1241587A (en) Fluid control valves
FR1236993A (en) Pipe fitting
FR1195679A (en) Pipe fitting
FR1221542A (en) Damping mechanism for valves
FR1228548A (en) Valve structure especially for ventilation device
FR1233819A (en) Actuating device for shutters
FR1210012A (en) Fluid flow control valve
FR1191836A (en) Pipe connection device
FR1196250A (en) Actuating device for valve or the like
FR1197980A (en) Fluid regulator
FR1231349A (en) Attachment device for joists