GB1197893A - Latch Mechanisms - Google Patents

Latch Mechanisms

Info

Publication number
GB1197893A
GB1197893A GB3294966A GB3294966A GB1197893A GB 1197893 A GB1197893 A GB 1197893A GB 3294966 A GB3294966 A GB 3294966A GB 3294966 A GB3294966 A GB 3294966A GB 1197893 A GB1197893 A GB 1197893A
Authority
GB
United Kingdom
Prior art keywords
links
pivoted
bolt
july
door
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
GB3294966A
Inventor
Harry Bertram Grant
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.)
CASTLE PRODUCTS Ltd
Original Assignee
CASTLE PRODUCTS Ltd
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 CASTLE PRODUCTS Ltd filed Critical CASTLE PRODUCTS Ltd
Priority to GB3294966A priority Critical patent/GB1197893A/en
Publication of GB1197893A publication Critical patent/GB1197893A/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
    • E05C1/14—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 towards or away from the plane of the wing or frame

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hinges (AREA)

Abstract

1,197,893. Latches. CASTLE PRODUCTS Ltd. 21 July, 1967 [22 July, 1966], No. 32949/66. Heading E2A. A latch mechanism for actuation by a pushbutton 42 on at least one side of a door is preferably made of nylon parts and comprises a sliding bolt 30 loaded by a spring 34, and one or, as shown, two pairs off links, the links 35, 35' of each pair being pivoted together at one end of each by comptementarily shaped portions, and one link having its other end 37 pivoted in fixed bearings 29 and the other link having its other end 37 slidably pivoted in .grooves 27 and engaging a projection 40 on the stem of the bolt so that when the push-button is depressed, the links of the pair are straightened and the bolt is withdrawn. The housing 11 is formed in two parts which fit together and are so shaped as to fit within a cylindrical hole, and has a flange 21 by which it is secured in the door.
GB3294966A 1966-07-22 1966-07-22 Latch Mechanisms Expired GB1197893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3294966A GB1197893A (en) 1966-07-22 1966-07-22 Latch Mechanisms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3294966A GB1197893A (en) 1966-07-22 1966-07-22 Latch Mechanisms

Publications (1)

Publication Number Publication Date
GB1197893A true GB1197893A (en) 1970-07-08

Family

ID=10346401

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3294966A Expired GB1197893A (en) 1966-07-22 1966-07-22 Latch Mechanisms

Country Status (1)

Country Link
GB (1) GB1197893A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1478819A1 (en) * 2002-02-08 2004-11-24 D & D GROUP PTY LTD. Latching devices for gates and doors
US20140252781A1 (en) * 2011-10-05 2014-09-11 Frans J.R. Vanderick Device for unlocking a door

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1478819A1 (en) * 2002-02-08 2004-11-24 D & D GROUP PTY LTD. Latching devices for gates and doors
EP1478819A4 (en) * 2002-02-08 2006-02-08 D & D Group Pty Ltd Latching devices for gates and doors
US7100405B2 (en) 2002-02-08 2006-09-05 D&D Group Party Limited Latching devices for gates and doors
US20140252781A1 (en) * 2011-10-05 2014-09-11 Frans J.R. Vanderick Device for unlocking a door
AU2012321061B2 (en) * 2011-10-05 2016-10-27 Frans J.R. Vanderick Device for unlocking a door
US9637958B2 (en) * 2011-10-05 2017-05-02 Frans J. R. Vanderick Device for unlocking a door

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees