headbolt heater
English
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editNoun
editheadbolt heater (plural headbolt heaters)
- A form of block heater that consists of a hollow headbolt which contains an electric heating element.
- 1949, American Railway Engineering Association, Bulletin - Issues 481-487, page 277:
- The headbolt heater consists of a hollow steel bolt containing an electric heating element. This device is designed to heat the water jacket and is applied to the engine head by replacing a headbolt.
- 1969, Jeno F. Paulucci, Les Rich, How it was to make $100,000,000 in a hurry:
- Second we were told that the company in all fairness, with winter almost on us, should provide headbolt heaters for employees' cars in the parking lot. A headbolt heater, in case you don't know about life in the frigid zone, is a gadget that you plug into a parked car. So if it's forty below that day, your car will still be reasonably warm when you're ready to go home. It might even start.
- 1994, Dana Stabenow, A Cold-Blooded Business, →ISBN, page 58:
- Plugging the bus into the headbolt heater on the rail, she collected the pup's body from beneath the driver's seat and followed Toni into camp.