JPS5365772A - Air pressure detector - Google Patents

Air pressure detector

Info

Publication number
JPS5365772A
JPS5365772A JP14085676A JP14085676A JPS5365772A JP S5365772 A JPS5365772 A JP S5365772A JP 14085676 A JP14085676 A JP 14085676A JP 14085676 A JP14085676 A JP 14085676A JP S5365772 A JPS5365772 A JP S5365772A
Authority
JP
Japan
Prior art keywords
air pressure
pressure detector
photodetector
tire
corresponded
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.)
Pending
Application number
JP14085676A
Other languages
Japanese (ja)
Inventor
Shuji Nakazawa
Hiromichi Sato
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP14085676A priority Critical patent/JPS5365772A/en
Publication of JPS5365772A publication Critical patent/JPS5365772A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

PURPOSE:To give the alarm by the electromagnetic wave by the signal of photodetector, when the air pressure in tire becomes less than a fixed value, by providing the photodetector, opposed to the luminous element at both sides of sensor rod, displacing corresponded to the variation of air pressure in tire.
JP14085676A 1976-11-22 1976-11-22 Air pressure detector Pending JPS5365772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14085676A JPS5365772A (en) 1976-11-22 1976-11-22 Air pressure detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14085676A JPS5365772A (en) 1976-11-22 1976-11-22 Air pressure detector

Publications (1)

Publication Number Publication Date
JPS5365772A true JPS5365772A (en) 1978-06-12

Family

ID=15278319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14085676A Pending JPS5365772A (en) 1976-11-22 1976-11-22 Air pressure detector

Country Status (1)

Country Link
JP (1) JPS5365772A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101839788A (en) * 2010-03-15 2010-09-22 常州赛尔克瑞特电气有限公司 Gas pressure detection sensing device for gas charging cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101839788A (en) * 2010-03-15 2010-09-22 常州赛尔克瑞特电气有限公司 Gas pressure detection sensing device for gas charging cabinet

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