Support base for toolholder of a milling drum

Details Support base for toolholder of a milling drum Support base for toolholder of a milling drum

2007-03-20

2007-03-20

Singh, Sunil (Department: 3673)

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Rolling or rotatable-type bit mount

C299S102000

Reexamination Certificate

active

10476895

ABSTRACT:
A support base (1) which is to be mounted to the surface (2) of a milling drum (3) defining a direction of rotation (31) includes a recess (4) adapted to receive removably a shank portion (14; 21) of a body (5; 7) to be fixedly mounted to said support base (1). The recess (4) has a first side surface (101) facing into said direction of rotation (31) which is adapted to contact said shank portion (14; 21). The support base (1) further includes a reaction surface (111) adjacent to said first side surface (101) and also facing in said direction of rotation (31), wherein the reaction surface (111) is disposed at an angle of more than 180° with respect to said first side surface (101) and is adapted to bear against a support surface (151) of said body (5; 7).

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