Patent ID: 11950530
Assignee: AGCO INTERNATIONAL GMBH
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 6:
7. A calibration system comprising:
a chopper drum and an adjustment apparatus comprising:
a lateral element;
at least one location element for location of the adjustment apparatus with respect to the chopper drum; and
at least one radially inwardly directed guide surface, describing an outer path of an unworn chopper knife, wherein the guide surface is adjustably located with respect to the lateral element, wherein the at least one guide surface is on an individual spacer element, and the spacer element is adjustably located with respect to the lateral element, wherein the spacer element comprises:
first and second portions, wherein the first portion comprises:
the guide surface; and
the lateral element comprising first and second limbs;

wherein the chopper drum is supported from a housing and mounted for rotation about a rotational axis and comprises a plurality of circumferentially spaced knife supports to which at least one unworn chopper knife is adjustably secured.