Invention Grant
- Patent Title: Unitary control for air conditioner and/or heat pump
- Patent Title (中): 空调和/或热泵的统一控制
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Application No.: US12264578Application Date: 2008-11-04
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Publication No.: US07694525B2Publication Date: 2010-04-13
- Inventor: William P. Butler , Dean A. Drake , Nagaraj B. Jayanth
- Applicant: William P. Butler , Dean A. Drake , Nagaraj B. Jayanth
- Applicant Address: US MO St. Louis
- Assignee: Emerson Electric Co.
- Current Assignee: Emerson Electric Co.
- Current Assignee Address: US MO St. Louis
- Agency: Harness, Dickey & Pierce, P.L.C.
- Main IPC: F25B1/00
- IPC: F25B1/00 ; F25B49/00 ; F04B49/00
Abstract:
A unitary control for operating at least the fan and compressor of a climate control apparatus in response to signals received from a thermostat, the unitary air conditioning control includes a circuit board, a microprocessor on the circuit board; a first relay on the circuit board operable by the microprocessor, to connect a fan connected thereto to line voltage, and having first and second contacts at least one of which is connected to the microprocessor; and a second relay on the circuit board operable by the microprocessor, to connect a fan connected thereto to line voltage, and having first and second contacts connected to the microprocessor.
Public/Granted literature
- US20090049847A1 UNITARY CONTROL FOR AIR CONDITIONER AND/OR HEAT PUMP Public/Granted day:2009-02-26
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