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
Method and system for presenting live video from video capture devices on a computer monitor
X2 10GBASE-T transceiver with 1 Gigabit side-band support
Polymer composites having highly dispersed carbon nanotubes
Method and apparatus for supporting delivery, sale and billing of perishable and time-sensitive goods such as newspapers, periodicals and direct marketing and promotional materials
Cooling structure and cooling method for control rod drive mechanism and nuclear reactor
Method and system for coding an information signal using closed loop adaptive bit allocation
Semiconductor device with hetero-junction bodies
  Randomly Featured Patents
Container capacitor with increased surface area and method for making same
Method for regulating the power supplied to a steam turbine/pressurized water nuclear reactor
Plasma reactors and method of cleaning a plasma reactor
Preparation of alkyl silanes
Camera with combination multi-lamp flash source and exposure counter
Device for producing SiC single crystals
Storage unit
Hearing aid with wireless remote processor
Display case security apparatus having linear actuator
Method and apparatus for detecting subsurface anomalies