Liquid type identifying method and liquid type identifying device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 30, 2008
Grant Date -
Mar 20, 2008
app pub date -
May 17, 2005
filing date -
May 28, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A liquid type identifying method and device for correctly and quickly determining whether or not a liquid is a predetermined one. An identifying sensor unit (2) so disposed as to face a flow passage (24) of a liquid to be measured has an indirect-heating liquid type detecting section (21) including a heater and a heat sensor and a liquid temperature sensing section (22). A single pulse voltage is applied to the heater of the liquid type detecting section to allow the heater to generate heat, and an identification calculation section makes an identification according to the output of the liquid type detecting circuit including the heat sensor of the liquid type detecting section and the liquid temperature sensing section.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully