Resources Contact Us Home
Transit vehicle heater

Image Number 17 for United States Patent #5878950.

A supplementary vehicle heater is provided which includes a burner, a heat exchanger, a coolant conduit connected to the heat exchanger and a coolant pump connected to the conduit. There are controls which are operatively connected to the burner and the coolant pump which operate the heater in a first mode when the engine is stopped to preheat the engine or keep the engine warm. The controls operate the heater in a second mode when the engine is running to improve heating of vehicle interior. Preferably the controls include automatic controls which engine coolant temperature. The controls cause the burner and pump to function when the engine is running and the coolant temperature is below preset temperature.

  Recently Added Patents
Electronic device package and fabrication method thereof
Packet bundling at the PDCP layer
Warm air generating apparatus, sheet feeding apparatus, and image forming apparatus including warm air generating apparatus and sheet feeding apparatus
Tablet computer
Semiconductor assembly and semiconductor package including a solder channel
CMOS image sensor
Antenna module and wireless communication apparatus
  Randomly Featured Patents
Device for shellfish farming
Context-aware, adaptive approach to information selection for interactive information analysis
Thin film balun
DRAM cell capacitor having increased trench capacitance
Carbanilides used as pesticides
Low complexity data detection using fast fourier transform of channel correlation matrix
Lens driving module
Apparatus and stimulus design for producing and evaluating binocular field effects in vision
Developing apparatus provided with a chamber for controlling toner grain diameter