Patent ID: 6043575
Filing Date: 2000-03-28
Classification: B25F,H02K

Abstract:
A power tool comprising;a tool housing having interior and exterior surfaces and inlet and outlet air vents;a motor disposed in the tool housing and including a motor housing having an external surface and inlet air ports for the passage of cooling air into the motor and outlet air ports for passage of warmed exhaust air from the motor, the inlet and outlet air ports opening at the external surface, the outlet air ports spaced from the inlet air ports; andan air deflector resiliently coupled to the external surface and having a first wall structure disposed between the inlet air ports and the outlet air ports, the first wall structure having portions extending to and contacting the interior surface of the tool housing to form a barrier between the inlet and outlet air ports to substantially prevent exhaust air from the outlet air ports from entering the inlet air ports.