GB2284696B - Containment device closure monitoring - Google Patents

Containment device closure monitoring

Info

Publication number
GB2284696B
GB2284696B GB9325035A GB9325035A GB2284696B GB 2284696 B GB2284696 B GB 2284696B GB 9325035 A GB9325035 A GB 9325035A GB 9325035 A GB9325035 A GB 9325035A GB 2284696 B GB2284696 B GB 2284696B
Authority
GB
United Kingdom
Prior art keywords
containment device
device closure
closure monitoring
monitoring
containment
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
GB9325035A
Other versions
GB9325035D0 (en
GB2284696A (en
Inventor
David Paul Coward
Les Curtis
Alwyn Boardman
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Priority to GB9325035A priority Critical patent/GB2284696B/en
Publication of GB9325035D0 publication Critical patent/GB9325035D0/en
Publication of GB2284696A publication Critical patent/GB2284696A/en
Application granted granted Critical
Publication of GB2284696B publication Critical patent/GB2284696B/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
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/14—Central alarm receiver or annunciator arrangements

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
GB9325035A 1993-12-07 1993-12-07 Containment device closure monitoring Expired - Fee Related GB2284696B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9325035A GB2284696B (en) 1993-12-07 1993-12-07 Containment device closure monitoring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9325035A GB2284696B (en) 1993-12-07 1993-12-07 Containment device closure monitoring

Publications (3)

Publication Number Publication Date
GB9325035D0 GB9325035D0 (en) 1994-02-02
GB2284696A GB2284696A (en) 1995-06-14
GB2284696B true GB2284696B (en) 1997-04-16

Family

ID=10746240

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9325035A Expired - Fee Related GB2284696B (en) 1993-12-07 1993-12-07 Containment device closure monitoring

Country Status (1)

Country Link
GB (1) GB2284696B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9802125D0 (en) 1998-01-30 1998-04-01 Neopost Ltd Tamper detection
GB2370669B (en) * 2000-09-05 2004-10-27 Maple & Sons Ltd J Vehicle security system
GB2392538B (en) * 2003-03-07 2005-07-13 Allport Brian Improvements in or relating to doors

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835520A (en) * 1987-04-24 1989-05-30 Thomas Aiello Talking alarm for openable compartment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835520A (en) * 1987-04-24 1989-05-30 Thomas Aiello Talking alarm for openable compartment

Also Published As

Publication number Publication date
GB9325035D0 (en) 1994-02-02
GB2284696A (en) 1995-06-14

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Legal Events

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

Effective date: 20001207