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US 2003/0201865 A1Published application
Thermal switch and heater
AssigneeAcra Electric Corporation
InventorsRobert A. Ritt, Ruben Rivera
Life of this patent
Estimating the term…
Abstract
A thermal switch comprises an elongate tubular sealed housing. A control circuit is mounted in the housing. The control circuit comprises a thermostat, a fuse and a thermal overload switch electrically connected in series. An electrical connector is mounted to the housing and is connected to the control circuit.
Claims22
A thermal switch comprising:
- an elongate tubular sealed housing;
- a control circuit mounted in the sealed housing comprising a thermostat, a fuse and a thermal overload switch electrically connected in series;
- and
- an electrical connector mounted to the housing and connected to the control circuit.
1 more element
A sealed thermal switch for controlling liquid temperature comprising:
- an elongate tubular submersible sealed housing;
- a control circuit mounted in the housing comprising a thermostat, a fuse and a thermal overload switch electrically connected in series;
- and
- an electrical connector sealed to the housing and connected to the control circuit.
1 more element
Dependencies are inferred from the claim text.