GB669365A - Improvements in or relating to keepers for locks - Google Patents

Improvements in or relating to keepers for locks

Info

Publication number
GB669365A
GB669365A GB1413449A GB1413449A GB669365A GB 669365 A GB669365 A GB 669365A GB 1413449 A GB1413449 A GB 1413449A GB 1413449 A GB1413449 A GB 1413449A GB 669365 A GB669365 A GB 669365A
Authority
GB
United Kingdom
Prior art keywords
keepers
locks
relating
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
Application number
GB1413449A
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.)
EDWIN THIRKELL MARCH
Original Assignee
EDWIN THIRKELL MARCH
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 EDWIN THIRKELL MARCH filed Critical EDWIN THIRKELL MARCH
Priority to GB1413449A priority Critical patent/GB669365A/en
Publication of GB669365A publication Critical patent/GB669365A/en
Expired 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
GB1413449A 1949-05-26 1949-05-26 Improvements in or relating to keepers for locks Expired GB669365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1413449A GB669365A (en) 1949-05-26 1949-05-26 Improvements in or relating to keepers for locks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1413449A GB669365A (en) 1949-05-26 1949-05-26 Improvements in or relating to keepers for locks

Publications (1)

Publication Number Publication Date
GB669365A true GB669365A (en) 1952-04-02

Family

ID=10035610

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1413449A Expired GB669365A (en) 1949-05-26 1949-05-26 Improvements in or relating to keepers for locks

Country Status (1)

Country Link
GB (1) GB669365A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3441548A1 (en) * 2017-08-11 2019-02-13 Montajes Electronicos Dorcas, S.L. Security device for closing two hinged elements, door opener and door which comprise said device
US20200277813A1 (en) * 2019-02-28 2020-09-03 Sargent Manufacturing Company Load prevention for door latches

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3441548A1 (en) * 2017-08-11 2019-02-13 Montajes Electronicos Dorcas, S.L. Security device for closing two hinged elements, door opener and door which comprise said device
WO2019030424A3 (en) * 2017-08-11 2019-05-31 Montajes Electronicos Dorcas, S.L. Security device for closing two hinged elements, and door opener and door comprising said device
CN110998046A (en) * 2017-08-11 2020-04-10 多卡斯电子组件有限公司 Safety device for closing two hinged elements, door opener and door comprising said device
CN110998046B (en) * 2017-08-11 2021-05-18 多卡斯电子组件有限公司 Safety device for closing two hinged elements, door opener and door comprising said device
US20200277813A1 (en) * 2019-02-28 2020-09-03 Sargent Manufacturing Company Load prevention for door latches

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