Patent ID: 6588046
Filing Date: 2003-07-08
Classification: B60S,Y10S

Abstract:
A windshield wiper protector comprising:a protector housing installed on a wiper arm; a driving motor equipped in said protector housing and a screw threaded rod being extended from the output terminal of said motor; a relay electrically connected to said driving motor for controlling motor starting and direction of rotation according to a signal from a car engine initiation switch; a first speed reduction gear unit whose input side being in mesh with said screw threaded rod of said driving motor; a rack being in mesh with an output gear of a second speed reduction gear unit, and emerging one end out of said protector housing towards a car front window, and an adjusting screw adjustable of its own length and a fixing nut for fixing said screw being provided at the emerged end of said rack, at both sides of said rack within said protector housing being formed two protuberances; and two limit switches provided at two sides within said protector housing, each of them being respectively to be touched by said corresponding protuberance so as to control the operation of said driving motor with a signal.