FR1406638A - Momentary blocking device for a moving rod - Google Patents

Momentary blocking device for a moving rod

Info

Publication number
FR1406638A
FR1406638A FR977847A FR977847A FR1406638A FR 1406638 A FR1406638 A FR 1406638A FR 977847 A FR977847 A FR 977847A FR 977847 A FR977847 A FR 977847A FR 1406638 A FR1406638 A FR 1406638A
Authority
FR
France
Prior art keywords
blocking device
moving rod
momentary blocking
momentary
moving
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
FR977847A
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR977847A priority Critical patent/FR1406638A/en
Priority to FR982270A priority patent/FR86159E/en
Application granted granted Critical
Publication of FR1406638A publication Critical patent/FR1406638A/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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/10—Telescoping systems
    • F16B7/14—Telescoping systems locking in intermediate non-discrete positions
    • F16B7/1409—Telescoping systems locking in intermediate non-discrete positions with balls or rollers urged by an axial displacement of a wedge or a conical 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
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/34—Telescopic props with parts held relatively to each other by friction or gripping by axially- moving balls, rollers, or the like
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D41/00—Freewheels or freewheel clutches

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)
FR977847A 1964-06-11 1964-06-11 Momentary blocking device for a moving rod Expired FR1406638A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR977847A FR1406638A (en) 1964-06-11 1964-06-11 Momentary blocking device for a moving rod
FR982270A FR86159E (en) 1964-06-11 1964-07-20 Momentary blocking device for a moving rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR977847A FR1406638A (en) 1964-06-11 1964-06-11 Momentary blocking device for a moving rod

Publications (1)

Publication Number Publication Date
FR1406638A true FR1406638A (en) 1965-07-23

Family

ID=8832110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977847A Expired FR1406638A (en) 1964-06-11 1964-06-11 Momentary blocking device for a moving rod

Country Status (1)

Country Link
FR (1) FR1406638A (en)

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