Title:
【発明の名称】タイヤバルブコア
Document Type and Number:
Japanese Patent JP2654621
Kind Code:
B2
Abstract:
PURPOSE:To perform detection of various kinds at a low cost by taking out a tire internal pressure, temperature, etc. to the outside as an electric signal through the first and second electric conductors. CONSTITUTION:A shaft 11, consisting of an electric conductor, constitutes the first electric conductor, and a head 12, barrel 13, valve packing receiver 15, spring 17, spring receiver 18 and a valve stem 2, insulated from the first electric conductor by an insulating part 19, constitute the second electric conductor. A sensor 20 is provided in the point end of the shaft 11, and an electrode wire 21 from the sensor 20 is left as brought into contact with an internal surface of the spring receiver 18 by a spring 22. The sensor 20 detects a tire internal pressure and temperature or the like so as to be taken out to the outside as an electric signal through the first and second electric conductors.
Inventors:
OONO KYOSHI
WATANABE ISAO
WATANABE ISAO
Application Number:
JP32641587A
Publication Date:
September 17, 1997
Filing Date:
December 23, 1987
Export Citation:
Assignee:
BURIJISUTON KK
International Classes:
B60C23/00; B60C23/04; B60C29/00; F16K15/20; (IPC1-7): F16K15/20; B60C23/04; B60C29/00
Domestic Patent References:
| JP62257039A | ||||
| JP5480907A | ||||
| JP4872803A | ||||
| JP59144268U |
Attorney, Agent or Firm:
Takeo Masuda