FR1173868A - Method and device for the successive immobilization and mobilization of a load movable in a duct - Google Patents

Method and device for the successive immobilization and mobilization of a load movable in a duct

Info

Publication number
FR1173868A
FR1173868A FR1173868DA FR1173868A FR 1173868 A FR1173868 A FR 1173868A FR 1173868D A FR1173868D A FR 1173868DA FR 1173868 A FR1173868 A FR 1173868A
Authority
FR
France
Prior art keywords
mobilization
duct
load movable
immobilization
successive
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
Other languages
French (fr)
Inventor
Bertrand Leo
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Application granted granted Critical
Publication of FR1173868A publication Critical patent/FR1173868A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
    • 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
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/06—Casings; Jackets
    • G21C3/12—Means forming part of the element for locating it within the reactor core
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02—Details
    • G21C5/06—Means for locating or supporting fuel elements
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Casings For Electric Apparatus (AREA)
  • Handcart (AREA)
FR1173868D 1958-03-06 1957-04-30 Method and device for the successive immobilization and mobilization of a load movable in a duct Expired FR1173868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1087785X 1958-03-06

Publications (1)

Publication Number Publication Date
FR1173868A true FR1173868A (en) 1959-03-03

Family

ID=9613482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173868D Expired FR1173868A (en) 1958-03-06 1957-04-30 Method and device for the successive immobilization and mobilization of a load movable in a duct

Country Status (6)

Country Link
BE (1) BE561138A (en)
DE (3) DE1087785B (en)
FR (1) FR1173868A (en)
GB (1) GB858755A (en)
LU (2) LU35475A1 (en)
NL (4) NL221624A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398207A1 (en) * 1977-07-22 1979-02-16 Acme Lock for telescopic crane mast - has springs to hold notched levers against pins projecting inside outer tube
EP0120047B1 (en) * 1982-09-28 1987-04-08 Latchways Limited Releasable locking, coupling or support device
US4794814A (en) * 1987-05-18 1989-01-03 The Perkin-Elmer Corporation Mechanical stop
DE10117641C2 (en) * 2001-04-09 2003-02-27 Beru Ag glow plug

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1455841A (en) * 1921-07-05 1923-05-22 William F Kelly Pneumatic jack
US1719740A (en) * 1927-05-23 1929-07-02 Clarence E Williams Pneumatic jack
GB508457A (en) * 1938-11-02 1939-06-30 Axel Gotfred Kresten Hansen Improvements in or relating to raising devices for repairing vehicles

Also Published As

Publication number Publication date
DE1072790B (en) 1960-01-07
NL231863A (en)
NL104636C (en)
DE1087785B (en) 1960-08-25
LU36418A1 (en)
NL99514C (en)
LU35475A1 (en)
DE1087786B (en) 1960-08-25
BE561138A (en)
GB858755A (en) 1961-01-18
NL221624A (en)

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