Title:
TEMPERATURE INDICATOR AND TIMEPIECE EQUIPPED WITH SUCH TEMPERATURE INDICATOR
Document Type and Number:
Japanese Patent JPH0755593
Kind Code:
A
Abstract:
PURPOSE: To broaden the display area relatively accurately by using a sensor whose color changes with temperature.
CONSTITUTION: The temperature indicator is constituted of a substrate 1 involving several independent areas I to VIII arranged in parallel, each of the areas being covered with a first temperature-sensitive material A and at least one of second temperature-sensitive materials B, C that react within a predetermined temperature range that differs among the areas. The overlap of the temperature ranges of the materials does not exist in each of the areas.
Inventors:
YOAHIMU GURUTSUPU
JIYAN SHIYARURU PORI
JIYAN SHIYARURU PORI
Application Number:
JP18308994A
Publication Date:
March 03, 1995
Filing Date:
July 13, 1994
Export Citation:
Assignee:
ASULAB SA (CH)
International Classes:
G01K1/14; G01K1/02; G01K11/12; G01K11/16; G04B19/06; G04B47/06; (IPC1-7): G01K11/12; G01K1/14; G04B19/06; G04B47/06
Attorney, Agent or Firm:
Masaki Yamakawa
Next Patent: TEMPERATURE MEASURING APPARATUS FOR LIQUID RESIN