GB239704A - Improvements in and connected with locks or latches - Google Patents

Improvements in and connected with locks or latches

Info

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
Application number
GB2177024A
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 GB2177024A priority Critical patent/GB239704A/en
Publication of GB239704A publication Critical patent/GB239704A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B13/00Devices preventing the key or the handle or both from being used
    • E05B13/002Devices preventing the key or the handle or both from being used locking the handle
    • E05B13/004Devices 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.
GB2177024A 1924-09-15 1924-09-15 Improvements in and connected with locks or latches Expired GB239704A (en)

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)

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