GB2254103B - Key mechanism - Google Patents

Key mechanism

Info

Publication number
GB2254103B
GB2254103B GB9105649A GB9105649A GB2254103B GB 2254103 B GB2254103 B GB 2254103B GB 9105649 A GB9105649 A GB 9105649A GB 9105649 A GB9105649 A GB 9105649A GB 2254103 B GB2254103 B GB 2254103B
Authority
GB
United Kingdom
Prior art keywords
key mechanism
key
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 - Fee Related
Application number
GB9105649A
Other versions
GB2254103A (en
GB9105649D0 (en
Inventor
Joseph Philip Morrison
Trevor Griggs
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.)
PROSAFE INTEGRAL VALVE INTERLO
SIGMA CONTROLS Ltd
Original Assignee
PROSAFE INTEGRAL VALVE INTERLO
SIGMA CONTROLS 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 PROSAFE INTEGRAL VALVE INTERLO, SIGMA CONTROLS Ltd filed Critical PROSAFE INTEGRAL VALVE INTERLO
Priority to GB9521249A priority Critical patent/GB2292207B/en
Priority to GB9105649A priority patent/GB2254103B/en
Publication of GB9105649D0 publication Critical patent/GB9105649D0/en
Publication of GB2254103A publication Critical patent/GB2254103A/en
Application granted granted Critical
Publication of GB2254103B publication Critical patent/GB2254103B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B13/00—Devices preventing the key or the handle or both from being used
    • E05B13/005—Disconnecting the handle
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B21/00—Locks with lamelliform tumblers which are not set by the insertion of the key and in which the tumblers do not follow the movement of the bolt e.g. Chubb-locks
    • E05B21/06—Cylinder locks, e.g. protector locks
    • E05B21/063—Cylinder locks, e.g. protector locks of the sliding-plate tumbler type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
GB9105649A 1991-03-18 1991-03-18 Key mechanism Expired - Fee Related GB2254103B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9521249A GB2292207B (en) 1991-03-18 1991-03-18 Locking mechanism for a valve
GB9105649A GB2254103B (en) 1991-03-18 1991-03-18 Key mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9105649A GB2254103B (en) 1991-03-18 1991-03-18 Key mechanism

Publications (3)

Publication Number Publication Date
GB9105649D0 GB9105649D0 (en) 1991-05-01
GB2254103A GB2254103A (en) 1992-09-30
GB2254103B true GB2254103B (en) 1996-01-24

Family

ID=10691735

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9105649A Expired - Fee Related GB2254103B (en) 1991-03-18 1991-03-18 Key mechanism
GB9521249A Expired - Fee Related GB2292207B (en) 1991-03-18 1991-03-18 Locking mechanism for a valve

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9521249A Expired - Fee Related GB2292207B (en) 1991-03-18 1991-03-18 Locking mechanism for a valve

Country Status (1)

Country Link
GB (2) GB2254103B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU662058B2 (en) * 1993-06-01 1995-08-17 Prefab Technology 8 Pte Ltd Tap locking device
GB9523878D0 (en) * 1995-11-22 1996-01-24 Eja Eng Plc Valve actuator
GB2320082B (en) * 1996-05-17 1998-11-18 Smith Flow Control Ltd Valve lock for handwheel operated valves
GB9706015D0 (en) 1997-03-22 1997-05-07 Eja Engineering Limited Valve lock and adapter
GB9903940D0 (en) * 1998-05-14 1999-04-14 Smith Flow Control Ltd Locking assemblies
GB9918562D0 (en) * 1999-08-07 1999-10-06 Smith Flow Control Ltd Shield assembly
GB0216199D0 (en) * 2002-07-12 2002-08-21 Smith Flow Control Ltd Valve lock mechanism
FR2917480B1 (en) * 2007-06-13 2012-07-27 Securite Machines Systemes SAFETY LOCKING OR INTERLOCKING DEVICE FOR PIPE VALVE
CN103411022B (en) * 2013-08-27 2015-12-02 宁波埃美柯铜阀门有限公司 Valve locking closure
CN106641419B (en) * 2016-11-08 2019-06-04 深圳市兰洋科技有限公司 Valve for puzzle lock structure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1273119A (en) * 1970-01-16 1972-05-03 Neiman Exploitation Brevets A method of manufacturing a key for a cylindrical lock and a key manufactured by the method
EP0162158A1 (en) * 1983-03-14 1985-11-27 Ford Motor Company Limited Cylinder lock and key
US4667495A (en) * 1984-03-14 1987-05-26 Vachette Key with movable plunger, security barrel for said key, and a lock equipped with such a barrel
GB2184155A (en) * 1985-11-19 1987-06-17 Jack William Taylor A lock key

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1273119A (en) * 1970-01-16 1972-05-03 Neiman Exploitation Brevets A method of manufacturing a key for a cylindrical lock and a key manufactured by the method
EP0162158A1 (en) * 1983-03-14 1985-11-27 Ford Motor Company Limited Cylinder lock and key
US4667495A (en) * 1984-03-14 1987-05-26 Vachette Key with movable plunger, security barrel for said key, and a lock equipped with such a barrel
GB2184155A (en) * 1985-11-19 1987-06-17 Jack William Taylor A lock key

Also Published As

Publication number Publication date
GB2254103A (en) 1992-09-30
GB9521249D0 (en) 1995-12-20
GB2292207A (en) 1996-02-14
GB2292207B (en) 1996-04-24
GB9105649D0 (en) 1991-05-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100318