U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."

Scientific American ; Jan. 2 edition, 1909

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 236/23 - One valve


Subclass of Class 236 - Automatic temperature and humidity regulation
Definition: Devices in which the heating means, usually a gas-burner,
No. of applications: 1
Last issue date: 07/03/2008


Application No.Application TitleIssue Date
20080156281Heating Control System
A temperature regulation system operatively associated with a boiler is provided, including: a temperature sensor sensing hot-water restoration temperature of a space to be heated; a flow controller controlling the amount of restored hot water in the space; a hot-water ... 		07/03/2008
 
Sign InRegister
Username  
Password   
forgot password?