GB2339945B - Ignition systems - Google Patents

Ignition systems

Info

Publication number
GB2339945B
GB2339945B GB9916130A GB9916130A GB2339945B GB 2339945 B GB2339945 B GB 2339945B GB 9916130 A GB9916130 A GB 9916130A GB 9916130 A GB9916130 A GB 9916130A GB 2339945 B GB2339945 B GB 2339945B
Authority
GB
United Kingdom
Prior art keywords
ignition systems
ignition
systems
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
GB9916130A
Other versions
GB9916130D0 (en
GB2339945A (en
Inventor
Richard Arthur George Kinge
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of GB9916130D0 publication Critical patent/GB9916130D0/en
Publication of GB2339945A publication Critical patent/GB2339945A/en
Application granted granted Critical
Publication of GB2339945B publication Critical patent/GB2339945B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/12—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods
    • F23N5/123—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q3/00—Igniters using electrically-produced sparks
    • F23Q3/004—Using semiconductor elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2223/00—Signal processing; Details thereof
    • F23N2223/22—Timing network
    • F23N2223/26—Timing network with capacitors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2227/00—Ignition or checking
    • F23N2227/02—Starting or ignition cycles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2227/00—Ignition or checking
    • F23N2227/36—Spark ignition, e.g. by means of a high voltage
GB9916130A 1998-07-25 1999-07-12 Ignition systems Expired - Fee Related GB2339945B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9816172.2A GB9816172D0 (en) 1998-07-25 1998-07-25 Ignition systems

Publications (3)

Publication Number Publication Date
GB9916130D0 GB9916130D0 (en) 1999-09-08
GB2339945A GB2339945A (en) 2000-02-09
GB2339945B true GB2339945B (en) 2002-05-29

Family

ID=10836124

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9816172.2A Ceased GB9816172D0 (en) 1998-07-25 1998-07-25 Ignition systems
GB9916130A Expired - Fee Related GB2339945B (en) 1998-07-25 1999-07-12 Ignition systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9816172.2A Ceased GB9816172D0 (en) 1998-07-25 1998-07-25 Ignition systems

Country Status (1)

Country Link
GB (2) GB9816172D0 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4238184A (en) * 1979-07-20 1980-12-09 Honeywell Inc. Flame detection system using a voltage clipper means

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4238184A (en) * 1979-07-20 1980-12-09 Honeywell Inc. Flame detection system using a voltage clipper means

Also Published As

Publication number Publication date
GB9816172D0 (en) 1998-09-23
GB9916130D0 (en) 1999-09-08
GB2339945A (en) 2000-02-09

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040712