GEAR-BOX ARRANGEMENTS

摘要

A gear arrangement comprising: a first gear arranged to rotate about a first longitudinal axis and including a first plurality of gear teeth, and a first portion including a first surface; a second gear arranged to rotate about a second longitudinal axis and including a second plurality of gear teeth, and a second portion including a second surface; wherein the first surface and the second surface are arranged to abut one another and restrict relative non-rotational movement of the first gear and the second gear.