Importance

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Abstract

A wiper system for sensor cleaning includes a frame, a window member coupled to the frame, a pivot shaft arranged on an outer side of the window member, a cantilever-shaped head fixed to the pivot shaft, a retainer rotatably coupled to the head within a certain angle, a blade holder rotatably coupled to an end portion of the retainer, a wiper blade detachably installed on the blade holder, and a pantograph arm including an end and another end, the end being rotatably coupled to the blade holder with respect to a second reference shaft spaced apart from the first reference shaft in parallel with the first reference shaft, and the other end being arranged at a position eccentric by a certain distance from the pivot shaft and rotatably coupled to the frame with respect to a third reference shaft parallel with the second reference shaft.

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First Claim