GB2294970A - Improvements in locks - Google Patents

Improvements in locks

Info

Publication number
GB2294970A
GB2294970A GB9601579A GB9601579A GB2294970A GB 2294970 A GB2294970 A GB 2294970A GB 9601579 A GB9601579 A GB 9601579A GB 9601579 A GB9601579 A GB 9601579A GB 2294970 A GB2294970 A GB 2294970A
Authority
GB
United Kingdom
Prior art keywords
bolt
driving link
drive
key
drive mechanism
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.)
Granted
Application number
GB9601579A
Other versions
GB2294970B (en
GB9601579D0 (en
Inventor
Ka-Chin Kwan
Colin Middleton
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.)
EUROP LOCK CO Ltd
W M S GROUP Ltd
European Lock Co Ltd
Original Assignee
EUROP LOCK CO Ltd
W M S GROUP Ltd
European Lock Co 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
Priority claimed from GB939313364A external-priority patent/GB9313364D0/en
Application filed by EUROP LOCK CO Ltd, W M S GROUP Ltd, European Lock Co Ltd filed Critical EUROP LOCK CO Ltd
Priority to GB9601579A priority Critical patent/GB2294970B/en
Priority claimed from PCT/GB1994/001387 external-priority patent/WO1995001491A1/en
Publication of GB9601579D0 publication Critical patent/GB9601579D0/en
Publication of GB2294970A publication Critical patent/GB2294970A/en
Application granted granted Critical
Publication of GB2294970B publication Critical patent/GB2294970B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00—Locks or fastenings with special structural characteristics
    • E05B63/0017—Locks with sliding bolt without provision for latching
    • E05B63/0021—Locks with sliding bolt without provision for latching the bolt being shot over an increased length by a single turning operation of the key
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B59/00—Locks with latches separate from the lock-bolts or with a plurality of latches or lock-bolts
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00—Locks or fastenings with special structural characteristics
    • E05B63/16—Locks or fastenings with special structural characteristics with the handles on opposite sides moving independently
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
    • E05C9/04—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening
    • E05C9/047—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening comprising key-operated locks, e.g. a lock cylinder to drive auxiliary deadbolts or latch bolts

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

A lock for a door or the like having a dead lock assembly which comprises a bolt (41) and a drive mechanism (53, 54) adapted to be operated by a key, wherein the drive mechanism comprises a driving link (46), arranged to be driven by a lever (54) actuated by the key and arranged in turn to drive the bolt, and means (56) for transferring the drive from the driving link (46) to the bolt (41) in such a manner that the movement or throw of the bolt is increased to the displacement of the driving link (46). <IMAGE>
GB9601579A 1993-06-29 1994-06-27 Improvements in locks Expired - Fee Related GB2294970B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9601579A GB2294970B (en) 1993-06-29 1994-06-27 Improvements in locks

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB939313364A GB9313364D0 (en) 1993-06-29 1993-06-29 Improvements in locks
GB9402358A GB9402358D0 (en) 1993-06-29 1994-02-08 Improvements in locks
GB9402786A GB9402786D0 (en) 1993-06-29 1994-02-14 Improvements in locks
GB9601579A GB2294970B (en) 1993-06-29 1994-06-27 Improvements in locks
PCT/GB1994/001387 WO1995001491A1 (en) 1993-06-29 1994-06-27 Improvements in locks

Publications (3)

Publication Number Publication Date
GB9601579D0 GB9601579D0 (en) 1996-03-27
GB2294970A true GB2294970A (en) 1996-05-15
GB2294970B GB2294970B (en) 1998-01-28

Family

ID=27451040

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9601579A Expired - Fee Related GB2294970B (en) 1993-06-29 1994-06-27 Improvements in locks

Country Status (1)

Country Link
GB (1) GB2294970B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2353324A (en) * 1999-08-18 2001-02-21 Yale Security Prod Ltd Deadbolt with increased throw

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3175376A (en) * 1961-07-17 1965-03-30 Adams Rite Mfg Company Lock mechanism
FR2239894A5 (en) * 1973-07-30 1975-02-28 Bezault Sa Offset mechanism for door handles - uses three intermeshing cogs so handle may be moved from door edge
DE2533977A1 (en) * 1975-07-30 1977-02-17 Kirchmann Niederdrenk Kg Mortice lock for metal doors - has indirect actuating mechanism for increasing bolt travel on actuation
DE3400618A1 (en) * 1984-01-11 1985-07-18 Fa. Wilhelm Karrenberg, 5620 Velbert Lock, especially mortise lock
DE3736592A1 (en) * 1987-10-29 1989-05-18 Kirchmann Niederdrenk Kg Tubular lock
EP0376572A2 (en) * 1988-12-19 1990-07-04 Adams Rite Manufacturing Company Door handle motion transfer mechanism
EP0516928A1 (en) * 1991-06-05 1992-12-09 Carl Fuhr GmbH &amp; Co. Mortise lock
DE4143292A1 (en) * 1991-12-24 1993-07-01 Fliether Karl Gmbh & Co Mortice lock incorporating lock cylinder - has lever which magnifies movement of lock bolt relative to rotation of key

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3175376A (en) * 1961-07-17 1965-03-30 Adams Rite Mfg Company Lock mechanism
FR2239894A5 (en) * 1973-07-30 1975-02-28 Bezault Sa Offset mechanism for door handles - uses three intermeshing cogs so handle may be moved from door edge
DE2533977A1 (en) * 1975-07-30 1977-02-17 Kirchmann Niederdrenk Kg Mortice lock for metal doors - has indirect actuating mechanism for increasing bolt travel on actuation
DE3400618A1 (en) * 1984-01-11 1985-07-18 Fa. Wilhelm Karrenberg, 5620 Velbert Lock, especially mortise lock
DE3736592A1 (en) * 1987-10-29 1989-05-18 Kirchmann Niederdrenk Kg Tubular lock
EP0376572A2 (en) * 1988-12-19 1990-07-04 Adams Rite Manufacturing Company Door handle motion transfer mechanism
EP0516928A1 (en) * 1991-06-05 1992-12-09 Carl Fuhr GmbH &amp; Co. Mortise lock
DE4143292A1 (en) * 1991-12-24 1993-07-01 Fliether Karl Gmbh & Co Mortice lock incorporating lock cylinder - has lever which magnifies movement of lock bolt relative to rotation of key

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2353324A (en) * 1999-08-18 2001-02-21 Yale Security Prod Ltd Deadbolt with increased throw

Also Published As

Publication number Publication date
GB2294970B (en) 1998-01-28
GB9601579D0 (en) 1996-03-27

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Legal Events

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

Effective date: 20040627