GB1227852A - - Google Patents

Info

Publication number
GB1227852A
GB1227852A GB1227852DA GB1227852A GB 1227852 A GB1227852 A GB 1227852A GB 1227852D A GB1227852D A GB 1227852DA GB 1227852 A GB1227852 A GB 1227852A
Authority
GB
United Kingdom
Prior art keywords
casing
chain
door
bolt
recesses
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
Other languages
English (en)
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 filed Critical
Publication of GB1227852A publication Critical patent/GB1227852A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B45/00—Alarm locks
    • E05B45/06—Electric alarm locks
    • 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
    • Y10T70/50—Special application
    • Y10T70/5093—For closures
    • Y10T70/5155—Door
    • Y10T70/5164—Links to limit opening

Landscapes

  • Burglar Alarm Systems (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
GB1227852D 1967-03-15 1968-03-11 Expired GB1227852A (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62341967A 1967-03-15 1967-03-15

Publications (1)

Publication Number Publication Date
GB1227852A true GB1227852A (forum.php) 1971-04-07

Family

ID=24498019

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1227852D Expired GB1227852A (forum.php) 1967-03-15 1968-03-11

Country Status (6)

Country Link
US (1) US3553721A (forum.php)
BE (1) BE712253A (forum.php)
CH (1) CH471303A (forum.php)
DE (1) DE1653999B2 (forum.php)
FR (1) FR1556158A (forum.php)
GB (1) GB1227852A (forum.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555481A (en) * 1975-06-17 1979-11-14 Eildon Marketing Security device for limiting the opening movement of a door

Also Published As

Publication number Publication date
DE1653999B2 (de) 1976-07-29
US3553721A (en) 1971-01-05
CH471303A (fr) 1969-04-15
DE1653999A1 (de) 1971-05-06
FR1556158A (forum.php) 1969-01-31
BE712253A (forum.php) 1968-07-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee