GB8807120D0 - Security guard for door locks - Google Patents

Security guard for door locks

Info

Publication number
GB8807120D0
GB8807120D0 GB888807120A GB8807120A GB8807120D0 GB 8807120 D0 GB8807120 D0 GB 8807120D0 GB 888807120 A GB888807120 A GB 888807120A GB 8807120 A GB8807120 A GB 8807120A GB 8807120 D0 GB8807120 D0 GB 8807120D0
Authority
GB
United Kingdom
Prior art keywords
door locks
security guard
guard
security
locks
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.)
Withdrawn
Application number
GB888807120A
Other versions
GB2217371A (en
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.)
Pearce S K
Original Assignee
Pearce S K
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 Pearce S K filed Critical Pearce S K
Priority to GB8807120A priority Critical patent/GB2217371A/en
Publication of GB8807120D0 publication Critical patent/GB8807120D0/en
Publication of GB2217371A publication Critical patent/GB2217371A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
    • E05B17/2003—Preventing opening by insertion of a tool, e.g. flexible, between door and jamb to withdraw the bolt
GB8807120A 1988-03-25 1988-03-25 Door lock guard Withdrawn GB2217371A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8807120A GB2217371A (en) 1988-03-25 1988-03-25 Door lock guard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8807120A GB2217371A (en) 1988-03-25 1988-03-25 Door lock guard

Publications (2)

Publication Number Publication Date
GB8807120D0 true GB8807120D0 (en) 1988-04-27
GB2217371A GB2217371A (en) 1989-10-25

Family

ID=10634092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8807120A Withdrawn GB2217371A (en) 1988-03-25 1988-03-25 Door lock guard

Country Status (1)

Country Link
GB (1) GB2217371A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237835B (en) * 1989-10-31 1994-06-01 Manchester City Council A security door
GB2365053B (en) * 2000-06-14 2003-10-29 Cotswold Architect Prod A device for resisting forced opening of a window
DE102014006474A1 (en) * 2014-04-29 2015-10-29 Philip Wunsch Door protection device and method for securing a door against burglary
WO2021156671A1 (en) * 2020-02-08 2021-08-12 Joshi Prabhakar Anant A door lock assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB269076A (en) * 1926-10-28 1927-04-14 Erik Frederiksen Improvements in safety devices for locks
GB491285A (en) * 1937-12-20 1938-08-30 Henry William Thomas Marchant Safety device for use with night latches and like door locks
GB1171752A (en) * 1966-11-25 1969-11-26 Cyril Wardale Improvements in or relating to Devices or Appliances for Use in Preventing the Unauthorised Forcing of Latch Bolts.
US3606429A (en) * 1969-06-16 1971-09-20 Charles E Palmer Antitheft lock construction
IE57539B1 (en) * 1986-11-18 1992-11-18 Kilhale Ltd A reinforcing device for a door
GB2209557B (en) * 1987-09-04 1991-12-04 Banham Patent Locks Ltd Lock protection device

Also Published As

Publication number Publication date
GB2217371A (en) 1989-10-25

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)