Patent ID: 9353491
Filing Date: 2016-05-31
CPC Classification: E01C

Claim Text:
1. An ejector unit for a milling drum of a mobile ground preparation machine, comprising: a basic unit on the drum side; and an ejector plate including a discharge side and a reverse side opposite to said discharge side, said ejector plate being removably attached to said basic unit by at least one screw-threaded bolt, wherein a first positive fit is present between said basic unit and said ejector plate, which first positive fit is formed by at least one pin, on the one hand, and at least one complementary cylindrical counterbore, on the other hand, whereby the at least one complementary cylindrical counterbore is in the form of an enlargement of at least one bolt hole, and whereby said at least one pin and said at least one cylindrical counterbore are oriented so as to be coaxial to a longitudinal axis of said at least one screw-threaded bolt, and further wherein said at least one pin is in the form of a first hollow cylinder segment on said basic unit, and further wherein a second hollow cylinder segment is present on said ejector plate and is angularly offset from said first hollow cylinder segment with regard to the longitudinal axes of the at least one bolt, such that said hollow cylinder segment on said basic unit and said hollow cylinder segment on said plate are complementary to each other to form a hollow body.