Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
HEAT CYCLE TESTER
Document Type and Number:
Japanese Patent JP53116877
Kind Code:
A
Abstract:

PURPOSE: To effect a swift temperature variation by providing two series each having a parallel connection of a pressure reducing device and an electromagnetic valve so as to heat and cool a test sample in accordance with the transfer of latent heat due to condensation and evaporation of a cooling medium.


Inventors:
Hirai, Akira
Application Number:
JP1977000031079
Publication Date:
October 12, 1978
Filing Date:
March 23, 1977
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HITACHI LTD
International Classes:
H01H37/00; G01K15/00; H01H37/00; G01K15/00; (IPC1-7): G01K15/00; H01H37/00



 
Previous Patent: WARNING DEVICE

Next Patent: THERMOMETER