Title:
BLACK PANEL THERMOMETER FOR WEATHERABLE LIGHT TESTING DEVICE
Document Type and Number:
Japanese Patent JP3421691
Kind Code:
B
Abstract:
PROBLEM TO BE SOLVED: To provide a black panel thermometer for a weatherable light testing device capable of easily reading the graduation on a temperature display part.
SOLUTION: This black panel thermometer having the temperature display part, wherein a display part illumination lamp having a contact mechanism and a display part illumination power source on a lighting circuit is disposed, has a means having a function for switching the contact mechanism between the ON/OFF states inside a window frame part of a weatherable light testing device body. The contact mechanism is switched to the ON state during a period when the black panel thermometer can be observed from a window part of the weatherable light testing device body by automatic rotation of a sample frame suspending the black panel thermometer, and the temperature display part is irradiated with light from the display part illumination lamp, to thereby facilitate reading of a displayed temperature.
Inventors:
Suga, Choichi
Kimura, Tetsuya
Kimura, Tetsuya
Application Number:
JP2002000246116
Publication Date:
April 25, 2003
Filing Date:
August 27, 2002
Export Citation:
Assignee:
SUGA TEST INSTR CO LTD
International Classes:
G01K13/00; G01K1/06; G01K1/14; G01K5/62; G01N17/00; G01K13/00; G01K1/00; G01K1/14; G01K5/00; G01N17/00; (IPC1-7): G01N17/00; G01K13/00