GB2229564B - Security blind - Google Patents

Security blind

Info

Publication number
GB2229564B
GB2229564B GB9003848A GB9003848A GB2229564B GB 2229564 B GB2229564 B GB 2229564B GB 9003848 A GB9003848 A GB 9003848A GB 9003848 A GB9003848 A GB 9003848A GB 2229564 B GB2229564 B GB 2229564B
Authority
GB
United Kingdom
Prior art keywords
security blind
blind
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
GB9003848A
Other versions
GB9003848D0 (en
GB2229564A (en
Inventor
Leslie Hancock
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.)
TONGE JOHN JAMES
Original Assignee
TONGE JOHN JAMES
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 TONGE JOHN JAMES filed Critical TONGE JOHN JAMES
Publication of GB9003848D0 publication Critical patent/GB9003848D0/en
Publication of GB2229564A publication Critical patent/GB2229564A/en
Application granted granted Critical
Publication of GB2229564B publication Critical patent/GB2229564B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
GB9003848A 1989-02-21 1990-02-20 Security blind Expired - Fee Related GB2229564B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898903921A GB8903921D0 (en) 1989-02-21 1989-02-21 Security blind

Publications (3)

Publication Number Publication Date
GB9003848D0 GB9003848D0 (en) 1990-04-18
GB2229564A GB2229564A (en) 1990-09-26
GB2229564B true GB2229564B (en) 1993-08-04

Family

ID=10652049

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898903921A Pending GB8903921D0 (en) 1989-02-21 1989-02-21 Security blind
GB9003848A Expired - Fee Related GB2229564B (en) 1989-02-21 1990-02-20 Security blind

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898903921A Pending GB8903921D0 (en) 1989-02-21 1989-02-21 Security blind

Country Status (1)

Country Link
GB (2) GB8903921D0 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB228730A (en) * 1924-03-07 1925-02-12 George Bertram Carpenter Improvements relating to burglar alarms
US3696373A (en) * 1970-08-12 1972-10-03 John Malcolm Dunn Electric alarm screen
US4281320A (en) * 1979-09-11 1981-07-28 Ariel Rosenberg Combined protective barrier and burglar alarm
GB2085952A (en) * 1980-09-11 1982-05-06 Davco Instrumentation & Securi Security curtain
GB2145862A (en) * 1983-08-02 1985-04-03 Elizabeth Tweedie Security closure for a window or like opening
WO1987006749A1 (en) * 1986-05-03 1987-11-05 Adrian Francis Wolf Alarm system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB228730A (en) * 1924-03-07 1925-02-12 George Bertram Carpenter Improvements relating to burglar alarms
US3696373A (en) * 1970-08-12 1972-10-03 John Malcolm Dunn Electric alarm screen
US4281320A (en) * 1979-09-11 1981-07-28 Ariel Rosenberg Combined protective barrier and burglar alarm
GB2085952A (en) * 1980-09-11 1982-05-06 Davco Instrumentation & Securi Security curtain
GB2145862A (en) * 1983-08-02 1985-04-03 Elizabeth Tweedie Security closure for a window or like opening
WO1987006749A1 (en) * 1986-05-03 1987-11-05 Adrian Francis Wolf Alarm system

Also Published As

Publication number Publication date
GB9003848D0 (en) 1990-04-18
GB2229564A (en) 1990-09-26
GB8903921D0 (en) 1989-04-05

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Legal Events

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

Effective date: 19960220