JPH0577971B2 - - Google Patents

Info

Publication number
JPH0577971B2
JPH0577971B2 JP62298700A JP29870087A JPH0577971B2 JP H0577971 B2 JPH0577971 B2 JP H0577971B2 JP 62298700 A JP62298700 A JP 62298700A JP 29870087 A JP29870087 A JP 29870087A JP H0577971 B2 JPH0577971 B2 JP H0577971B2
Authority
JP
Japan
Prior art keywords
pyroelectric element
center line
heat rays
detection
detection surface
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 - Lifetime
Application number
JP62298700A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01140027A (ja
Inventor
Joji Tsutsui
Akira Morimoto
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
Priority to JP62298700A priority Critical patent/JPH01140027A/ja
Publication of JPH01140027A publication Critical patent/JPH01140027A/ja
Publication of JPH0577971B2 publication Critical patent/JPH0577971B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Radiation Pyrometers (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP62298700A 1987-11-26 1987-11-26 熱線式検知器 Granted JPH01140027A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62298700A JPH01140027A (ja) 1987-11-26 1987-11-26 熱線式検知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62298700A JPH01140027A (ja) 1987-11-26 1987-11-26 熱線式検知器

Publications (2)

Publication Number Publication Date
JPH01140027A JPH01140027A (ja) 1989-06-01
JPH0577971B2 true JPH0577971B2 (enExample) 1993-10-27

Family

ID=17863150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62298700A Granted JPH01140027A (ja) 1987-11-26 1987-11-26 熱線式検知器

Country Status (1)

Country Link
JP (1) JPH01140027A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0439545Y2 (enExample) * 1986-03-11 1992-09-16

Also Published As

Publication number Publication date
JPH01140027A (ja) 1989-06-01

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