04013118 is referenced by 15 patents and cites 4 patents.

Incremental heating and cooling sources are energized and deenergized as required to meet the maximum heating and cooling demands of any of the zones in a temperature controlled space. Common references and comparators are employed for both heating and cooling controls.

Title
Control of heating and cooling available from central sources to a multi-zone temperature controlled space
Application Number
470567
Publication Number
4013118
Application Date
November 19, 1975
Publication Date
March 22, 1977
Inventor
Paul H Brace
Rockford
IL, US
Darrel E Zimmer
North Park
IL, US
Agent
A Richard Koch
Assignee
Barber Colman Company
IL, US
IPC
F24F 3/00
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