GB1278050A - Flameproof enclosures - Google Patents

Flameproof enclosures

Info

Publication number
GB1278050A
GB1278050A GB33289/68A GB3328968A GB1278050A GB 1278050 A GB1278050 A GB 1278050A GB 33289/68 A GB33289/68 A GB 33289/68A GB 3328968 A GB3328968 A GB 3328968A GB 1278050 A GB1278050 A GB 1278050A
Authority
GB
United Kingdom
Prior art keywords
july
apertures
channel section
flame
section members
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
GB33289/68A
Other languages
English (en)
Inventor
Sydney Hubert Newton
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.)
Lucas Support Services Ltd
Original Assignee
Rotax 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 Rotax Ltd filed Critical Rotax Ltd
Priority to GB33289/68A priority Critical patent/GB1278050A/en
Priority to FR6923324A priority patent/FR2012843A1/fr
Priority to DE6927378U priority patent/DE6927378U/de
Priority to DE19691935147 priority patent/DE1935147A1/de
Publication of GB1278050A publication Critical patent/GB1278050A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • F04C15/0049—Equalization of pressure pulses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/042—Explosion-proof cases
    • H01H9/043—Explosion-proof cases with pressure-relief devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Casings For Electric Apparatus (AREA)
  • Fire-Detection Mechanisms (AREA)
GB33289/68A 1968-07-12 1968-07-12 Flameproof enclosures Expired GB1278050A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB33289/68A GB1278050A (en) 1968-07-12 1968-07-12 Flameproof enclosures
FR6923324A FR2012843A1 (fr) 1968-07-12 1969-07-09 Récipient ignifugé
DE6927378U DE6927378U (de) 1968-07-12 1969-07-11 Flammendurchschlagsicheres gehaeuse.
DE19691935147 DE1935147A1 (de) 1968-07-12 1969-07-11 Flammendurchschlagsicheres Gehaeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33289/68A GB1278050A (en) 1968-07-12 1968-07-12 Flameproof enclosures

Publications (1)

Publication Number Publication Date
GB1278050A true GB1278050A (en) 1972-06-14

Family

ID=10350991

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33289/68A Expired GB1278050A (en) 1968-07-12 1968-07-12 Flameproof enclosures

Country Status (3)

Country Link
DE (2) DE6927378U (de)
FR (1) FR2012843A1 (de)
GB (1) GB1278050A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252671A (en) * 1991-02-07 1992-08-12 Long & Crawford Limited High power switching arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252671A (en) * 1991-02-07 1992-08-12 Long & Crawford Limited High power switching arrangement
GB2252671B (en) * 1991-02-07 1994-08-03 Long & Crawford Limited High power switching arrangement

Also Published As

Publication number Publication date
DE1935147A1 (de) 1970-01-15
DE6927378U (de) 1971-07-08
FR2012843A1 (fr) 1970-03-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee