GB594693A - Improvements in or relating to guards for door knobs and latches - Google Patents
Improvements in or relating to guards for door knobs and latchesInfo
- Publication number
- GB594693A GB594693A GB2089045A GB2089045A GB594693A GB 594693 A GB594693 A GB 594693A GB 2089045 A GB2089045 A GB 2089045A GB 2089045 A GB2089045 A GB 2089045A GB 594693 A GB594693 A GB 594693A
- Authority
- GB
- United Kingdom
- Prior art keywords
- plate
- knob
- cover
- slot
- latch
- 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
Links
- 102100000672 SMPX Human genes 0.000 abstract 1
- 108060007673 SMPX Proteins 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B13/00—Devices preventing the key or the handle or both from being used
- E05B13/001—Covers preventing access to handles or keys
Abstract
594,693. Door-knob guards. LISTER, G. D. Aug. 14, 1945, No. 20890. [Class 44] In a guard to prevent unauthorized manipulation of the knob of a doorlatch, and comprising a trough - shaped plate a fitting over the latch casing h and around the knob c, to which plate a boxlike knob cover n is detachably secured, as described in Specification 435,274, the side of plate a remote from the latch-bolt (not shown) is closed by a plate l, which may be integral with plate a to prevent plate a being prised from the door by an inserted chisel or other tool. The cover n has a tongue s engageable in a slot t (or n) in plate a, the other side of the cover having a locking device v engageable in the other slot. An upstanding flanged plate member p may be secured over the attachment flange d at either side of member a, according to whether the device is applied to a right-hand or lefthand latch, member p having a slot r in which the tongue s may be engaged to support cover n when out of use, as in the Specification referred to.
Publications (1)
Publication Number | Publication Date |
---|---|
GB594693A true GB594693A (en) | 1947-11-17 |
Family
ID=1735787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2089045A Expired GB594693A (en) | 1945-08-14 | Improvements in or relating to guards for door knobs and latches |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB594693A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3084965A (en) * | 1960-03-28 | 1963-04-09 | Michael P Carosello | Door attachment |
US4370873A (en) * | 1980-02-28 | 1983-02-01 | Edmunds Gregory A | Latch mechanism and vandal resistant housing |
GB2174748A (en) * | 1985-05-10 | 1986-11-12 | Francis Morrison | Lock security cover |
US5970756A (en) * | 1997-04-03 | 1999-10-26 | Federal Security Systems, Inc. | Dead bolt lock assembly cover |
GB2342684A (en) * | 1998-10-12 | 2000-04-19 | Paul Hynam | Lockable lock cover |
-
1945
- 1945-08-14 GB GB2089045A patent/GB594693A/en not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3084965A (en) * | 1960-03-28 | 1963-04-09 | Michael P Carosello | Door attachment |
US4370873A (en) * | 1980-02-28 | 1983-02-01 | Edmunds Gregory A | Latch mechanism and vandal resistant housing |
GB2174748A (en) * | 1985-05-10 | 1986-11-12 | Francis Morrison | Lock security cover |
US5970756A (en) * | 1997-04-03 | 1999-10-26 | Federal Security Systems, Inc. | Dead bolt lock assembly cover |
GB2342684A (en) * | 1998-10-12 | 2000-04-19 | Paul Hynam | Lockable lock cover |
GB2342684B (en) * | 1998-10-12 | 2000-10-04 | Paul Hynam | Locking door lock cover |
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