JP2501596Y2 - 熱線式検知器 - Google Patents

熱線式検知器

Info

Publication number
JP2501596Y2
JP2501596Y2 JP4631590U JP4631590U JP2501596Y2 JP 2501596 Y2 JP2501596 Y2 JP 2501596Y2 JP 4631590 U JP4631590 U JP 4631590U JP 4631590 U JP4631590 U JP 4631590U JP 2501596 Y2 JP2501596 Y2 JP 2501596Y2
Authority
JP
Japan
Prior art keywords
heat ray
lens
mirror
detecting element
detector
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
JP4631590U
Other languages
English (en)
Japanese (ja)
Other versions
JPH044290U (enrdf_load_stackoverflow
Inventor
雅吾 高橋
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 JP4631590U priority Critical patent/JP2501596Y2/ja
Publication of JPH044290U publication Critical patent/JPH044290U/ja
Application granted granted Critical
Publication of JP2501596Y2 publication Critical patent/JP2501596Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
JP4631590U 1990-04-27 1990-04-27 熱線式検知器 Expired - Lifetime JP2501596Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4631590U JP2501596Y2 (ja) 1990-04-27 1990-04-27 熱線式検知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4631590U JP2501596Y2 (ja) 1990-04-27 1990-04-27 熱線式検知器

Publications (2)

Publication Number Publication Date
JPH044290U JPH044290U (enrdf_load_stackoverflow) 1992-01-16
JP2501596Y2 true JP2501596Y2 (ja) 1996-06-19

Family

ID=31561291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4631590U Expired - Lifetime JP2501596Y2 (ja) 1990-04-27 1990-04-27 熱線式検知器

Country Status (1)

Country Link
JP (1) JP2501596Y2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5260858B2 (ja) * 2006-11-22 2013-08-14 パナソニック株式会社 赤外線検出装置の製造方法
CN101772694B (zh) * 2007-06-08 2011-09-28 松下电工株式会社 红外线检测器
JP6111517B2 (ja) * 2011-03-18 2017-04-12 株式会社リコー 光学素子及び光検出デバイス並びに物体検知システム

Also Published As

Publication number Publication date
JPH044290U (enrdf_load_stackoverflow) 1992-01-16

Similar Documents

Publication Publication Date Title
CA1175525A (en) Passive infrared intrusion detection system
US4081680A (en) Infrared radiation-burglary detector
US4321594A (en) Passive infrared detector
US4930864A (en) Domed segmented lens systems
US4271360A (en) Infra-red surveillance systems using multi-faceted mirror
US5677529A (en) Passive infrared sensor using a pair of sensors and reflectors for a 270 degree field of view
US4058726A (en) Radiation detector
US3923382A (en) Multifaceted mirror structure for infrared radiation detector
US4709152A (en) Infrared intrusion detector
US4707604A (en) Ceiling mountable passive infrared intrusion detection system
US4238675A (en) Optics for infrared intrusion detector
US4772797A (en) Ceiling mounted passive infrared intrusion detector with prismatic window
US5818337A (en) Masked passive infrared intrusion detection device and method of operation therefore
US6037594A (en) Motion detector with non-diverging insensitive zones
JP2501596Y2 (ja) 熱線式検知器
EP0148593B1 (en) Segmented optical system for an alarm system
AU608728B2 (en) Infrared detector
DE19517517A1 (de) Passiv Infrarot Eindringdetektor
JP2001133561A (ja) 像の検出方法及び検出装置
JPH09305871A (ja) 赤外線検出装置
EP3188145B1 (en) Ceiling mount intrusion detector with arbitrary direction detection capability
JP3669454B2 (ja) 人体検知センサ
JP2870752B2 (ja) 熱線式検知器
JPH08122144A (ja) 赤外線検出器
JP2599758B2 (ja) 移動物体検出装置