Patent ID: 7657961

Claim:
Apparatus for providing a heated cleaning fluid to a motor vehicle surface comprising: a) a heating vessel having a vessel interior and an inlet and outlet port, said vessel for heating fluid that passes from the inlet to the outlet through said vessel interior; b) a heater positioned within the heating vessel interior that is at least partially submerged within fluid in said vessel interior and comprises a heat conducting wall that defines a back and forth interior passageway for conducting heat to the fluid as the fluid moves from the inlet to the outlet port through the passageway; c) a user operated control for dispensing fluid onto the motor vehicle surface; d) a controller coupled to the user operated control comprising: i) an energizing component coupled to the heater for providing an energizing voltage to heat the heat conducting wall of the heater and thereby heat fluid passing through the interior passageway from the inlet to the outlet in response to user actuation of the user control, and ii) an integral wiper motor control for actuating a motor vehicle surface wiper as heated fluid is dispensed from the heating vessel in response to said user actuation.