JPS6145493Y2 - - Google Patents

Info

Publication number
JPS6145493Y2
JPS6145493Y2 JP9246277U JP9246277U JPS6145493Y2 JP S6145493 Y2 JPS6145493 Y2 JP S6145493Y2 JP 9246277 U JP9246277 U JP 9246277U JP 9246277 U JP9246277 U JP 9246277U JP S6145493 Y2 JPS6145493 Y2 JP S6145493Y2
Authority
JP
Japan
Prior art keywords
voltage
transistor
power supply
pulse
sending period
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
JP9246277U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5419938U (en]
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 filed Critical
Priority to JP9246277U priority Critical patent/JPS6145493Y2/ja
Priority to US05/920,636 priority patent/US4198627A/en
Publication of JPS5419938U publication Critical patent/JPS5419938U/ja
Application granted granted Critical
Publication of JPS6145493Y2 publication Critical patent/JPS6145493Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP9246277U 1977-07-12 1977-07-12 Expired JPS6145493Y2 (en])

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP9246277U JPS6145493Y2 (en]) 1977-07-12 1977-07-12
US05/920,636 US4198627A (en) 1977-07-12 1978-06-29 Photoelectric synchronous smoke sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9246277U JPS6145493Y2 (en]) 1977-07-12 1977-07-12

Publications (2)

Publication Number Publication Date
JPS5419938U JPS5419938U (en]) 1979-02-08
JPS6145493Y2 true JPS6145493Y2 (en]) 1986-12-20

Family

ID=35355658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9246277U Expired JPS6145493Y2 (en]) 1977-07-12 1977-07-12

Country Status (1)

Country Link
JP (1) JPS6145493Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56148253U (en]) * 1980-04-08 1981-11-07

Also Published As

Publication number Publication date
JPS5419938U (en]) 1979-02-08

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