GB2129923B - Hazard warning device - Google Patents

Hazard warning device

Info

Publication number
GB2129923B
GB2129923B GB08320022A GB8320022A GB2129923B GB 2129923 B GB2129923 B GB 2129923B GB 08320022 A GB08320022 A GB 08320022A GB 8320022 A GB8320022 A GB 8320022A GB 2129923 B GB2129923 B GB 2129923B
Authority
GB
United Kingdom
Prior art keywords
warning device
hazard warning
hazard
warning
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
GB08320022A
Other versions
GB2129923A (en
GB8320022D0 (en
Inventor
Joe Bennett Alderson
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.)
British Gas Corp
Original Assignee
British Gas Corp
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 British Gas Corp filed Critical British Gas Corp
Priority to GB08320022A priority Critical patent/GB2129923B/en
Publication of GB8320022D0 publication Critical patent/GB8320022D0/en
Publication of GB2129923A publication Critical patent/GB2129923A/en
Application granted granted Critical
Publication of GB2129923B publication Critical patent/GB2129923B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB08320022A 1982-11-09 1983-07-25 Hazard warning device Expired GB2129923B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08320022A GB2129923B (en) 1982-11-09 1983-07-25 Hazard warning device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8231925 1982-11-09
GB08320022A GB2129923B (en) 1982-11-09 1983-07-25 Hazard warning device

Publications (3)

Publication Number Publication Date
GB8320022D0 GB8320022D0 (en) 1983-08-24
GB2129923A GB2129923A (en) 1984-05-23
GB2129923B true GB2129923B (en) 1986-02-05

Family

ID=26284349

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08320022A Expired GB2129923B (en) 1982-11-09 1983-07-25 Hazard warning device

Country Status (1)

Country Link
GB (1) GB2129923B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9000611D0 (en) * 1990-01-11 1990-03-14 Dorman Traffic Prod Warning lamps and batteries suitable for use therewith

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1055959A (en) * 1964-12-21 1967-01-25 Pifco Ltd Improvements in lamps
GB2089015A (en) * 1980-12-08 1982-06-16 Tang Chuen Improvements in waterproof light emitting devices

Also Published As

Publication number Publication date
GB2129923A (en) 1984-05-23
GB8320022D0 (en) 1983-08-24

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990725