GB534396A - Improvements in means for operating latch bolts - Google Patents

Improvements in means for operating latch bolts

Info

Publication number
GB534396A
GB534396A GB3593038A GB3593038A GB534396A GB 534396 A GB534396 A GB 534396A GB 3593038 A GB3593038 A GB 3593038A GB 3593038 A GB3593038 A GB 3593038A GB 534396 A GB534396 A GB 534396A
Authority
GB
United Kingdom
Prior art keywords
latch bolts
operating latch
bolt
tonks
follower
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
GB3593038A
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.)
CHARLES ALFRED TONKS
TONKS AND SONS Ltd E
Original Assignee
CHARLES ALFRED TONKS
TONKS AND SONS Ltd E
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 CHARLES ALFRED TONKS, TONKS AND SONS Ltd E filed Critical CHARLES ALFRED TONKS
Priority to GB3593038A priority Critical patent/GB534396A/en
Publication of GB534396A publication Critical patent/GB534396A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C1/00—Fastening devices with bolts moving rectilinearly
    • E05C1/08—Fastening devices with bolts moving rectilinearly with latching action
    • E05C1/12—Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
    • E05C1/16—Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch the handle or member moving essentially in a plane substantially parallel to the wing or frame
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/007—Devices for reducing friction between lock parts

Abstract

534,396. Latch bolts. TONKS & SONS, Ltd., E., and TONKS, C. A. Dec. 2, 1939, No. 35930/38. [Class 44] The operating lever H of the bolt G has rollers h, h<3> engaging the follower f and bolt, and the follower engages a roller g on the bolt.
GB3593038A 1939-12-02 1939-12-02 Improvements in means for operating latch bolts Expired GB534396A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3593038A GB534396A (en) 1939-12-02 1939-12-02 Improvements in means for operating latch bolts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3593038A GB534396A (en) 1939-12-02 1939-12-02 Improvements in means for operating latch bolts

Publications (1)

Publication Number Publication Date
GB534396A true GB534396A (en) 1941-03-06

Family

ID=10383110

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3593038A Expired GB534396A (en) 1939-12-02 1939-12-02 Improvements in means for operating latch bolts

Country Status (1)

Country Link
GB (1) GB534396A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305612A (en) * 1978-07-24 1981-12-15 Von Duprin, Inc. Apparatus for operating a door latching and unlatching device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305612A (en) * 1978-07-24 1981-12-15 Von Duprin, Inc. Apparatus for operating a door latching and unlatching device

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