FR2702294B3 - Fire alarm not using electric current. - Google Patents

Fire alarm not using electric current.

Info

Publication number
FR2702294B3
FR2702294B3 FR9302456A FR9302456A FR2702294B3 FR 2702294 B3 FR2702294 B3 FR 2702294B3 FR 9302456 A FR9302456 A FR 9302456A FR 9302456 A FR9302456 A FR 9302456A FR 2702294 B3 FR2702294 B3 FR 2702294B3
Authority
FR
France
Prior art keywords
electric current
fire alarm
alarm
fire
electric
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
FR9302456A
Other languages
French (fr)
Other versions
FR2702294A3 (en
Inventor
Chien Lin Ho
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.)
Individual
Original Assignee
Individual
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 to GB9300866A priority Critical patent/GB2274348A/en
Priority to CA002087830A priority patent/CA2087830A1/en
Application filed by Individual filed Critical Individual
Priority to FR9302456A priority patent/FR2702294B3/en
Publication of FR2702294A3 publication Critical patent/FR2702294A3/en
Application granted granted Critical
Publication of FR2702294B3 publication Critical patent/FR2702294B3/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/07—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube mechanically operated; Hand bells; Bells for animals
    • G10K1/072—Operating or striking mechanisms therefor
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/02—Mechanical actuation of the alarm, e.g. by the breaking of a wire

Landscapes

  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
FR9302456A 1993-01-18 1993-03-03 Fire alarm not using electric current. Expired - Fee Related FR2702294B3 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9300866A GB2274348A (en) 1993-01-18 1993-01-18 Fire alarm
CA002087830A CA2087830A1 (en) 1993-01-18 1993-01-21 Fire alarm without using electric power
FR9302456A FR2702294B3 (en) 1993-01-18 1993-03-03 Fire alarm not using electric current.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9300866A GB2274348A (en) 1993-01-18 1993-01-18 Fire alarm
CA002087830A CA2087830A1 (en) 1993-01-18 1993-01-21 Fire alarm without using electric power
FR9302456A FR2702294B3 (en) 1993-01-18 1993-03-03 Fire alarm not using electric current.

Publications (2)

Publication Number Publication Date
FR2702294A3 FR2702294A3 (en) 1994-09-09
FR2702294B3 true FR2702294B3 (en) 1995-02-17

Family

ID=27169325

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9302456A Expired - Fee Related FR2702294B3 (en) 1993-01-18 1993-03-03 Fire alarm not using electric current.

Country Status (3)

Country Link
CA (1) CA2087830A1 (en)
FR (1) FR2702294B3 (en)
GB (1) GB2274348A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112394211B (en) * 2020-09-28 2022-09-23 苏州大鑫新能源科技有限公司 Three-phase multifunctional electric power instrument with burning prevention performance
CN112419647B (en) * 2020-11-12 2022-09-09 溧水天山水泥有限公司 Fire prevention alarm equipment for high-place electrical equipment

Also Published As

Publication number Publication date
GB9300866D0 (en) 1993-03-10
CA2087830A1 (en) 1994-07-22
FR2702294A3 (en) 1994-09-09
GB2274348A (en) 1994-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse