Patent ID: 11965311
Assignee: KOMATSU LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC E  G  H | IPC E  G  H

Claim 0:
1. A work machine operation apparatus comprising:
a base including a plurality of first engagement portions each having a first dimension and a plurality of second engagement portions each having a second dimension larger than the first dimension, an interval at which two adjacent first engagement portions are arranged is smaller than an interval at which two adjacent second engagement portions are arranged;
a contact portion in contact with the base, the contact portion moving relatively to the base and being selectively engaged with any one of the plurality of first engagement portions and the plurality of second engagement portions;
a biasing portion that applies to the contact portion, biasing force in a direction in which the contact portion is brought in contact with the base; and
an operational input portion that moves the contact portion relatively to the base upon accepting an input operation, wherein the plurality of first engagement portions are arranged at regular intervals, and the plurality of second engagement portions are arranged at irregular intervals.