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GB1549636A - Door latch assemblies - Google Patents

Door latch assemblies

Info

Publication number
GB1549636A
GB1549636A GB2763076A GB2763076A GB1549636A GB 1549636 A GB1549636 A GB 1549636A GB 2763076 A GB2763076 A GB 2763076A GB 2763076 A GB2763076 A GB 2763076A GB 1549636 A GB1549636 A GB 1549636A
Authority
GB
United Kingdom
Prior art keywords
door latch
latch assemblies
assemblies
door
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
Application number
GB2763076A
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.)
Allegion UK Ltd
Original Assignee
Newman Tonks 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 Newman Tonks Ltd filed Critical Newman Tonks Ltd
Priority to GB2763076A priority Critical patent/GB1549636A/en
Priority to AU26434/77A priority patent/AU2643477A/en
Publication of GB1549636A publication Critical patent/GB1549636A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/104—Locks or fastenings for special use for panic or emergency doors actuated in response to heat, e.g. with fusible element, bimetal, memory shape or swelling material

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
GB2763076A 1976-07-02 1976-07-02 Door latch assemblies Expired GB1549636A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2763076A GB1549636A (en) 1976-07-02 1976-07-02 Door latch assemblies
AU26434/77A AU2643477A (en) 1976-07-02 1977-06-24 Door latch assemblies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2763076A GB1549636A (en) 1976-07-02 1976-07-02 Door latch assemblies

Publications (1)

Publication Number Publication Date
GB1549636A true GB1549636A (en) 1979-08-08

Family

ID=10262735

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2763076A Expired GB1549636A (en) 1976-07-02 1976-07-02 Door latch assemblies

Country Status (2)

Country Link
AU (1) AU2643477A (en)
GB (1) GB1549636A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598939A (en) * 1984-06-08 1986-07-08 Scovill Inc. Exit device
US4714285A (en) * 1984-03-27 1987-12-22 D.R.I.M. Limited Fire-break door
US5116090A (en) * 1990-11-26 1992-05-26 Nichandros Frederick C Gate latch cam
US5121950A (en) * 1991-04-23 1992-06-16 The Stanley Works Heat activated spring loaded locking bolt for hinged doors and door assemblies employing same
US8955194B2 (en) 2009-01-20 2015-02-17 Jeffrey M. Teta Fire door hinge with fusible pin
CN112360253A (en) * 2020-12-01 2021-02-12 南京康尼机电股份有限公司 Fireproof integrated lock of vehicle door system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4714285A (en) * 1984-03-27 1987-12-22 D.R.I.M. Limited Fire-break door
US4598939A (en) * 1984-06-08 1986-07-08 Scovill Inc. Exit device
US5116090A (en) * 1990-11-26 1992-05-26 Nichandros Frederick C Gate latch cam
US5121950A (en) * 1991-04-23 1992-06-16 The Stanley Works Heat activated spring loaded locking bolt for hinged doors and door assemblies employing same
US8955194B2 (en) 2009-01-20 2015-02-17 Jeffrey M. Teta Fire door hinge with fusible pin
CN112360253A (en) * 2020-12-01 2021-02-12 南京康尼机电股份有限公司 Fireproof integrated lock of vehicle door system

Also Published As

Publication number Publication date
AU2643477A (en) 1979-01-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee