Patent ID: 7083115

Claim:
A spraying apparatus comprising a spray device having at least one inlet port for connection to a fluid supply line for directing fluid received from said fluid supply line in a desired spray pattern, a heat jacket separate from said spray device having a body made of thermally conductive material and sized for removable positioning on said spray device in close conforming relation to the spray device without interference with the discharging fluid spray pattern from the spray device, said heat jacket body being formed with at least one open-sided opening for receiving a supply line connected to said spray device inlet port as an incident to positioning of said heat jacket on said spray device, and said heat jacket body being formed with a heating fluid passageway internally within a wall structure of the body, said heating fluid passageway having an inlet port for connection to a heating fluid supply line for enabling heating fluid to be circulated through said heat jacket for heating said heat jacket body and in turn said spray device.