Inventors:
Louis V. Forgues - Lunenburg MA
Assignee:
Parks-Cramer Company - Fitchburg MA
International Classification:
F04C 218
F04C 1500
B25F 308
Abstract:
A gear-type pump for thermoplastic materials including synthetic and natural polymers or resins, the pump including a housing, intermeshing gears disposed in the housing, the housing having an inlet conduit for directing bulk thermoplastic materials to the gears and an outlet conduit for movement of the material from the gears, and heater structure disposed in the housing and proximate the gears and the inlet and outlet conduits to impart heat to the material as the material flows through the pump.