Patent ID: 11925138
Assignee: nan
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 10:
11. A sugar beet scalper in accordance with claim 10, wherein the locking mechanism is interconnected between the boom and the parallel arm linkage, the locking mechanism further comprising:
an inverted L-shaped locking slot, attached to the upper end of the boom, having a rearwardly oriented upper portion and a downwardly oriented portion; and
a locking pin, attached to the parallel arm linkage and disposed in the locking slot, having a locked position within the upper portion, and a released position within the downwardly oriented portion, the parallel arm linkage configured to automatically raise the boom away from the operating position to the first tripped position when a forward force, sufficient to shift the locking pin from the upper portion of the locking slot to the downwardly oriented portion of the locking slot, is applied upon the lower end of the boom.