Class 236/26A - Gas burner controls

Subclass of Class 236 - Automatic temperature and humidity regulation
No. of patents: 4
Last issue date: 07/19/2005

Number	Title	Issue Date
6920377	Self-sustaining control for a heating system A self-sustaining control for a heating system, having conventional operational modes and pilot burner assembly, is disclosed. A controller directs operation in accordance with a need-based protocol and monitors the condition of a storage device, which provides syst...	07/19/2005
4599990	Control system and method for recirculating-type deep fat fryer This invention relates to a deep fat fryer of the external heat exchanger, pumped-recirculation type, and more specifically, discloses a control system for automatically heating and recirculating the fat either continuously or intermittently as needed to ...	07/15/1986
4346836	Pressure cooker canning unit A pressure cooker canning unit for batch canning, the canning unit including a pressurizable retort having a highly accurate control and monitoring system for temperature regulation and recordation, the retort having a pressure gauge and a thermometer tre...	08/31/1982
3949936	Control system for boilers furnishing steam for heating Time controlled switching apparatus is connected in series circuit with a steam pressure sensor and a line starter associated with a boiler firing system. The switching apparatus is rendered electrically conductive during spaced time intervals of successi...	04/13/1976

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