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GB2548926B - A device for rendering a lock inoperable - Google Patents

A device for rendering a lock inoperable Download PDF

Info

Publication number
GB2548926B
GB2548926B GB1605679.8A GB201605679A GB2548926B GB 2548926 B GB2548926 B GB 2548926B GB 201605679 A GB201605679 A GB 201605679A GB 2548926 B GB2548926 B GB 2548926B
Authority
GB
United Kingdom
Prior art keywords
rendering
lock inoperable
inoperable
lock
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
GB1605679.8A
Other versions
GB2548926A (en
Inventor
Kelly Luke
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1605679.8A priority Critical patent/GB2548926B/en
Publication of GB2548926A publication Critical patent/GB2548926A/en
Application granted granted Critical
Publication of GB2548926B publication Critical patent/GB2548926B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E05B17/14—Closures or guards for keyholes
    • E05B17/16—Closures or guards for keyholes shaped as pins or key bits
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B11/00—Devices preventing keys from being removed from the lock ; Devices preventing falling or pushing out of keys
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B19/00—Keys; Accessories therefor
    • E05B19/04—Construction of the bow or head of the key; Attaching the bow to the shank
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/0054—Fraction or shear lines; Slip-clutches, resilient parts or the like for preventing damage when forced or slammed
    • E05B17/0062—Fraction or shear lines; Slip-clutches, resilient parts or the like for preventing damage when forced or slammed with destructive disengagement
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/70—Operating mechanism
    • Y10T70/7441—Key
    • Y10T70/778—Operating elements
    • Y10T70/7791—Keys
    • Y10T70/7881—Bitting
    • Y10T70/7887—Frangible
GB1605679.8A 2016-04-01 2016-04-01 A device for rendering a lock inoperable Expired - Fee Related GB2548926B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1605679.8A GB2548926B (en) 2016-04-01 2016-04-01 A device for rendering a lock inoperable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1605679.8A GB2548926B (en) 2016-04-01 2016-04-01 A device for rendering a lock inoperable

Publications (2)

Publication Number Publication Date
GB2548926A GB2548926A (en) 2017-10-04
GB2548926B true GB2548926B (en) 2021-09-22

Family

ID=59773333

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1605679.8A Expired - Fee Related GB2548926B (en) 2016-04-01 2016-04-01 A device for rendering a lock inoperable

Country Status (1)

Country Link
GB (1) GB2548926B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402201A (en) * 1980-11-14 1983-09-06 Clarence Nokes Snap-off key
US20100313618A1 (en) * 2009-06-15 2010-12-16 Nirmel Chittaranjan N Minimalized keys and blanks for same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402201A (en) * 1980-11-14 1983-09-06 Clarence Nokes Snap-off key
US20100313618A1 (en) * 2009-06-15 2010-12-16 Nirmel Chittaranjan N Minimalized keys and blanks for same

Also Published As

Publication number Publication date
GB2548926A (en) 2017-10-04

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Legal Events

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

Effective date: 20230401