Road structure – process – or apparatus – Apparatus – With means for alternative ground support by tool or...
Patent
1986-05-08
1988-06-07
Leppink, James A.
Road structure, process, or apparatus
Apparatus
With means for alternative ground support by tool or...
404 95, 1262712A, E01C 2314
Patent
active
047493038
ABSTRACT:
A lightweight surface heater suitable for repairing asphalt pavement, or the like, which conveniently folds for trailering. Air and gaseous fuel are mixed and forced down through refractory blanket to burn on its lower surface, radiating heat to the roadway. A hinged middle allows one half of the heater with trailer tongue and tires attached to its top to be folded upside down underneath the other half during transport.
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Keizer Gregory J.
Morris Carl W.
Leppink James A.
Smith Matthew
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