GB2254871B - Security apparatus - Google Patents

Security apparatus

Info

Publication number
GB2254871B
GB2254871B GB9100827A GB9100827A GB2254871B GB 2254871 B GB2254871 B GB 2254871B GB 9100827 A GB9100827 A GB 9100827A GB 9100827 A GB9100827 A GB 9100827A GB 2254871 B GB2254871 B GB 2254871B
Authority
GB
United Kingdom
Prior art keywords
security apparatus
security
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
GB9100827A
Other versions
GB2254871A (en
GB9100827D0 (en
Inventor
John Mclaughlin
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.)
SKYLIGHT INTERNATIONAL Ltd
Original Assignee
SKYLIGHT INTERNATIONAL 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 SKYLIGHT INTERNATIONAL Ltd filed Critical SKYLIGHT INTERNATIONAL Ltd
Priority to GB9100827A priority Critical patent/GB2254871B/en
Publication of GB9100827D0 publication Critical patent/GB9100827D0/en
Publication of GB2254871A publication Critical patent/GB2254871A/en
Application granted granted Critical
Publication of GB2254871B publication Critical patent/GB2254871B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
    • E04D13/03—Sky-lights; Domes; Ventilating sky-lights
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
    • E04D13/03—Sky-lights; Domes; Ventilating sky-lights
    • E04D13/0335—Skylight guards, security devices protecting skylights or preventing objects or persons from falling through skylight openings
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/01—Grilles fixed to walls, doors, or windows; Grilles moving with doors or windows; Walls formed as grilles, e.g. claustra
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
GB9100827A 1991-01-15 1991-01-15 Security apparatus Expired - Fee Related GB2254871B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9100827A GB2254871B (en) 1991-01-15 1991-01-15 Security apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9100827A GB2254871B (en) 1991-01-15 1991-01-15 Security apparatus

Publications (3)

Publication Number Publication Date
GB9100827D0 GB9100827D0 (en) 1991-02-27
GB2254871A GB2254871A (en) 1992-10-21
GB2254871B true GB2254871B (en) 1994-07-06

Family

ID=10688454

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9100827A Expired - Fee Related GB2254871B (en) 1991-01-15 1991-01-15 Security apparatus

Country Status (1)

Country Link
GB (1) GB2254871B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325629A (en) * 1993-05-18 1994-07-05 Hsu Chi Lu Gratings for windows/doors
GB2306187A (en) * 1995-10-13 1997-04-30 James Herbert Williams Skylight safety support grid
AU2011361922B2 (en) * 2011-03-10 2015-11-12 Marius de Wet DE VILLIERS Alarmed intruder barrier

Also Published As

Publication number Publication date
GB2254871A (en) 1992-10-21
GB9100827D0 (en) 1991-02-27

Similar Documents

Publication Publication Date Title
GB2275080B (en) Security apparatus
GB2255538B (en) Security device
GB9113511D0 (en) Security apparatus
GB9123878D0 (en) Security apparatus
GB2258262B (en) Security device
GB9206912D0 (en) Security apparatus
GB9021595D0 (en) Security apparatus
GB2254871B (en) Security apparatus
GB2282231B (en) Security apparatus
ZA935960B (en) Security apparatus
GB2263848B (en) Security apparatus
EP0505217A3 (en) Security device
GB9107103D0 (en) Security apparatus
ZA915676B (en) Security apparatus
GB9119659D0 (en) Security apparatus
ZA936965B (en) Security apparatus
GB9115919D0 (en) Security device
ZA917751B (en) Security apparatus
GB9018958D0 (en) Security apparatus
GB9213137D0 (en) Security apparatus
GB9208447D0 (en) Security apparatus
GB9225705D0 (en) Security apparatus
GB9202785D0 (en) Security apparatus
GB9203252D0 (en) Mechanical security apparatus
GB9104778D0 (en) Security means

Legal Events

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

Effective date: 19980115