CA1087276A - Fire sensing device - Google Patents

Fire sensing device

Info

Publication number
CA1087276A
CA1087276A CA277,009A CA277009A CA1087276A CA 1087276 A CA1087276 A CA 1087276A CA 277009 A CA277009 A CA 277009A CA 1087276 A CA1087276 A CA 1087276A
Authority
CA
Canada
Prior art keywords
plate member
fins
groups
heat receiving
receiving plate
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
CA277,009A
Other languages
English (en)
French (fr)
Inventor
Yasuyoshi Kameyama
Satoru Suzaki
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Application granted granted Critical
Publication of CA1087276A publication Critical patent/CA1087276A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
CA277,009A 1976-07-30 1977-04-26 Fire sensing device Expired CA1087276A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP91822/1976 1976-07-30
JP9182276A JPS5317096A (en) 1976-07-30 1976-07-30 Fire sensor

Publications (1)

Publication Number Publication Date
CA1087276A true CA1087276A (en) 1980-10-07

Family

ID=14037302

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,009A Expired CA1087276A (en) 1976-07-30 1977-04-26 Fire sensing device

Country Status (8)

Country Link
US (1) US4112407A (oth)
JP (1) JPS5317096A (oth)
CA (1) CA1087276A (oth)
DE (1) DE2719025C3 (oth)
FR (1) FR2360141A1 (oth)
GB (1) GB1579221A (oth)
IT (1) IT1081476B (oth)
SE (1) SE411692B (oth)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4623866A (en) * 1985-07-02 1986-11-18 Elmwood Sensors, Inc. Cap and bracket assembly for thermostatic switch and method of manufacturing same
JPH0755674Y2 (ja) * 1988-02-02 1995-12-20 ニッタン株式会社 火災感知器
AU102934S (en) 1988-03-22 1989-02-09 Delta Elettr S P A Siren

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1117347A (en) * 1912-12-26 1914-11-17 Franklin Dwight Curtis Electric thermostatic fire-alarm contacts.
US1179276A (en) * 1915-09-14 1916-04-11 Bullock Safety Appliance Company Fire-alarm system including a thermal circuit-closer.
US2824300A (en) * 1956-07-11 1958-02-18 Rand Samuel Closure alarm device
US3391402A (en) * 1966-11-16 1968-07-02 Arnold L. Lucas Fire alarm
US3605057A (en) * 1968-11-25 1971-09-14 Matsushita Electric Works Ltd Heat detection unit
CH499329A (de) * 1968-11-25 1970-11-30 Matsushita Electric Works Ltd Feuermelder
JPS4827776B1 (oth) * 1969-03-05 1973-08-25
JPS4827777A (oth) * 1971-08-11 1973-04-12
JPS5615673Y2 (oth) * 1975-06-30 1981-04-13

Also Published As

Publication number Publication date
JPS5317096A (en) 1978-02-16
IT1081476B (it) 1985-05-21
DE2719025A1 (de) 1978-02-02
FR2360141B1 (oth) 1981-07-31
DE2719025C3 (de) 1982-03-25
SE411692B (sv) 1980-01-28
FR2360141A1 (fr) 1978-02-24
DE2719025B2 (de) 1978-07-06
SE7705161L (sv) 1978-01-31
US4112407A (en) 1978-09-05
GB1579221A (en) 1980-11-12

Similar Documents

Publication Publication Date Title
CA2078464C (en) Improved vent for enclosures
Sadeghipour et al. Free convection heat transfer from arrays of vertically separated horizontal cylinders at low Rayleigh numbers
CA1087276A (en) Fire sensing device
FR2372522A1 (fr) Antenne omnidirectionnelle a diagramme de directivite reglable en site
CA2147718C (en) Thermally isolated room temperature sensing apparatus
US6402372B1 (en) Process temperature monitor, and method for monitoring process temperatures
KR102463545B1 (ko) 안테나 장치용 방열 기구
US4059817A (en) Temperature sensitive switch with separate bimetal and heat transfer means
US20020158204A1 (en) Detector with wide detecting range and method of extending the detecting range
JPH03216926A (ja) サーモスタツトスイッチのバイメタル円板構造体およびそのための円板保持器
US1654320A (en) Thermostatic disk
KR102175214B1 (ko) 태양광 패널을 포함하는 에어컨 실외기 커버
US3037179A (en) Temperature sensing device
KR102665641B1 (ko) 온도 및 절연이상 모니터링 및 냉각 제어장치가 구비된 배전반(고압반, 저압반, 전동기제어반, 분전반)
JPS61147422A (ja) バイメタル式スナツプデイスク型サーモスタツト
US2434763A (en) Heat insulator for heating grilles
US3605057A (en) Heat detection unit
US3602864A (en) Thermal switch
KR20040036704A (ko) 전기 히터
US3188434A (en) Fire detection apparatus of the compensation type
US1093395A (en) Automatic fire-alarm.
US6225963B1 (en) Cloverleaf spiral antenna and array
US3391402A (en) Fire alarm
CN223969006U (zh) 测量炒菜机的炒锅外壁温度的测温组件
CN221570663U (zh) 散热组件、散热装置及油汀取暖器

Legal Events

Date Code Title Description
MKEX Expiry