GB239704A - Improvements in and connected with locks or latches - Google Patents
Improvements in and connected with locks or latchesInfo
- Publication number
- GB239704A GB239704A GB2177024A GB2177024A GB239704A GB 239704 A GB239704 A GB 239704A GB 2177024 A GB2177024 A GB 2177024A GB 2177024 A GB2177024 A GB 2177024A GB 239704 A GB239704 A GB 239704A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bar
- knob
- door
- lock
- 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.)
- Expired
Links
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
- E05B13/002—Devices preventing the key or the handle or both from being used locking the handle
- E05B13/004—Devices preventing the key or the handle or both from being used locking the handle by locking the spindle, follower, or the like
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
239,704. Stevens, A. C. Sept. 15, 1924. Night-latches and like spring locks.-In a lock of the kind which is manipulated from one side by a knob and from the other side by a key, a device which can be used to prevent rotation of the knob B when the door is closed comprises a bar D slidable through a guide d<1> pivoted to the lock casing. When disposed horizontally and moved to the left, the end d<4> of the bar D enters a hole in the stem of the knob, and the hooked end d<3> enters a recess in the lock casing, in which it is retained by the door frame &c. when the door is closed. When the door is open, the bar may be moved to the right to free the knob, and allowed to hang in the vertical disengaged position shown in dotted lines. The bar may be in two parts hinged together, and when used with mortice locks the bar is attached to the door. The knob stem may have a second hole used with the bar to retain the lock in unlocked position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2177024A GB239704A (en) | 1924-09-15 | 1924-09-15 | Improvements in and connected with locks or latches |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2177024A GB239704A (en) | 1924-09-15 | 1924-09-15 | Improvements in and connected with locks or latches |
Publications (1)
Publication Number | Publication Date |
---|---|
GB239704A true GB239704A (en) | 1925-09-17 |
Family
ID=10168484
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2177024A Expired GB239704A (en) | 1924-09-15 | 1924-09-15 | Improvements in and connected with locks or latches |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB239704A (en) |
-
1924
- 1924-09-15 GB GB2177024A patent/GB239704A/en not_active Expired
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