Patent ID: 11858094
Assignee: MAKITA CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An impact tool, comprising:
a motor;
a spindle including
a carrier including a reduction assembly and configured to be rotated by the motor, and
a shaft (i) configured to receive and be rotated by rotation of the carrier and (ii) that is a separate member from the carrier;

a hammer held by the shaft; and
an anvil configured to be struck by the hammer in a rotation direction,
wherein the shaft and the carrier are configured such that (i) the shaft rotates at a same speed as the carrier when a load on the carrier is at or below a threshold load and (ii) the shaft rotates at a different speed than the carrier when the load on the carrier is above the threshold load.