FR56171E - Device to prevent the explosion of electrical devices - Google Patents

Device to prevent the explosion of electrical devices

Info

Publication number
FR56171E
FR56171E FR56171DA FR56171E FR 56171 E FR56171 E FR 56171E FR 56171D A FR56171D A FR 56171DA FR 56171 E FR56171 E FR 56171E
Authority
FR
France
Prior art keywords
explosion
prevent
electrical devices
electrical
devices
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
Andre Latour
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin 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 Merlin Gerin SA filed Critical Merlin Gerin SA
Application granted granted Critical
Publication of FR56171E publication Critical patent/FR56171E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/57—Recuperation of liquid or gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
    • B29D30/40—Chemical pretreatment of textile inserts before building the tyre
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/0042—Reinforcements made of synthetic materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR56171D 1945-09-17 1946-03-12 Device to prevent the explosion of electrical devices Expired FR56171E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972257X 1945-09-17

Publications (1)

Publication Number Publication Date
FR56171E true FR56171E (en) 1952-09-18

Family

ID=9515827

Family Applications (2)

Application Number Title Priority Date Filing Date
FR919570D Expired FR919570A (en) 1945-09-17 1945-09-17 Device to prevent the explosion of electrical devices
FR56171D Expired FR56171E (en) 1945-09-17 1946-03-12 Device to prevent the explosion of electrical devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR919570D Expired FR919570A (en) 1945-09-17 1945-09-17 Device to prevent the explosion of electrical devices

Country Status (5)

Country Link
BE (1) BE467766A (en)
DE (1) DE972257C (en)
FR (2) FR919570A (en)
GB (1) GB624519A (en)
NL (1) NL127572C (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1573179A (en) * 1919-07-10 1926-02-16 Condit Electrical Mfg Corp Electric switch
GB184666A (en) * 1921-02-08 1922-08-24 Gen Electric Improvements in and relating to electric switches
US1551514A (en) * 1921-02-08 1925-08-25 John d
US1536852A (en) * 1923-01-02 1925-05-05 Gen Electric Electric switch
DE516779C (en) * 1929-12-01 1931-01-27 Voigt & Haeffner Akt Ges Multi-phase oil switch with spring suspended on the lid
DE542077C (en) * 1930-07-09 1932-01-20 Voigt & Haeffner Akt Ges Oil switch with round oil tank, on the underside of which a weak point (membrane) is provided as overpressure protection
DE592076C (en) * 1932-12-23 1934-02-09 Siemens Schuckertwerke Akt Ges Fluid switch

Also Published As

Publication number Publication date
DE972257C (en) 1959-06-18
FR919570A (en) 1947-03-12
GB624519A (en) 1949-06-10
NL127572C (en)
BE467766A (en)

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