Patent ID: 8832899

Claim:
A used oil wiping brush for a toothed rack, comprising a handle and a wiper mounted on the handle, the wiper comprising a coupling section and a wiping section projecting outward from the coupling section, the wiping section having a free end forming a plurality of teeth, the plurality of teeth having an outside configuration complementary to tooth shape of the rack to be wiped; wherein the coupling section is in the form of a rectangle and comprises a bottom face, a top face opposite to the bottom face, and a plurality of side faces connecting between the bottom face and the top face, the wiping section being arranged to project outward from the side face that is distant from the handle at a location close to the bottom face, the wiping section being arranged to extend upward in an inclined manner with respect to the bottom face so as to form a trough at connection between the wiping section and the coupling section.