GB2374972B - Signal apparatus - Google Patents

Signal apparatus

Info

Publication number
GB2374972B
GB2374972B GB0110280A GB0110280A GB2374972B GB 2374972 B GB2374972 B GB 2374972B GB 0110280 A GB0110280 A GB 0110280A GB 0110280 A GB0110280 A GB 0110280A GB 2374972 B GB2374972 B GB 2374972B
Authority
GB
United Kingdom
Prior art keywords
signal apparatus
signal
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 - Fee Related
Application number
GB0110280A
Other versions
GB2374972A (en
GB0110280D0 (en
Inventor
Smith Philip Andrew Forrest
Miles Steven Wills
Keith Manston
David Antony Martin
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.)
Siemens PLC
Original Assignee
Siemens PLC
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 Siemens PLC filed Critical Siemens PLC
Priority to GB0110280A priority Critical patent/GB2374972B/en
Publication of GB0110280D0 publication Critical patent/GB0110280D0/en
Publication of GB2374972A publication Critical patent/GB2374972A/en
Application granted granted Critical
Publication of GB2374972B publication Critical patent/GB2374972B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/06—Signs, boards or panels, illuminated from behind the insignia using individual cut-out symbols or cut-out silhouettes, e.g. perforated signs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB0110280A 2001-04-27 2001-04-27 Signal apparatus Expired - Fee Related GB2374972B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0110280A GB2374972B (en) 2001-04-27 2001-04-27 Signal apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0110280A GB2374972B (en) 2001-04-27 2001-04-27 Signal apparatus

Publications (3)

Publication Number Publication Date
GB0110280D0 GB0110280D0 (en) 2001-06-20
GB2374972A GB2374972A (en) 2002-10-30
GB2374972B true GB2374972B (en) 2003-03-19

Family

ID=9913529

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0110280A Expired - Fee Related GB2374972B (en) 2001-04-27 2001-04-27 Signal apparatus

Country Status (1)

Country Link
GB (1) GB2374972B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6955449B2 (en) * 2001-04-13 2005-10-18 Gelcore Llc LED symbol signal

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188067A (en) * 1937-11-15 1940-01-23 Signacator Systems Inc Signal lamp bracket
DE1566931A1 (en) * 1967-09-29 1970-08-06 Siemens Ag Device for fastening intermediate panes, preferably masks or color filters, in the display field of an optical signal transmitter
US3800137A (en) * 1972-11-29 1974-03-26 Gulf & Western Industries Signal light adapter
WO1999040362A1 (en) * 1998-02-09 1999-08-12 Minnesota Mining And Manufacturing Company Traffic signal light system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188067A (en) * 1937-11-15 1940-01-23 Signacator Systems Inc Signal lamp bracket
DE1566931A1 (en) * 1967-09-29 1970-08-06 Siemens Ag Device for fastening intermediate panes, preferably masks or color filters, in the display field of an optical signal transmitter
US3800137A (en) * 1972-11-29 1974-03-26 Gulf & Western Industries Signal light adapter
WO1999040362A1 (en) * 1998-02-09 1999-08-12 Minnesota Mining And Manufacturing Company Traffic signal light system

Also Published As

Publication number Publication date
GB2374972A (en) 2002-10-30
GB0110280D0 (en) 2001-06-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190427