Back to results
US 2021/0237177 A1Published application
Work machine
AssigneeKoki Holdings Co., Ltd.
InventorsTakeru KUMAKURA, Shigeharu USHIWATA
Life of this patent
Estimating the term…
Abstract
Provided is a work machine that has excellent motor support performance. A work machine that has: a motor that has a rotary shaft; a bearing that rotatably supports the rotary shaft; and a motor housing part that houses the motor. The motor housing part can be divided into at least two segments in the axial direction of the rotary shaft. At least one of the two segments: forms an integral structure that cannot be divided; and supports the bearing.
Claims14
A work machine, comprising:
- a motor comprising a rotary shaft;
- a bearing rotatably supporting the rotary shaft;
- a motor housing part housing the motor;
- and
- a battery pack for supplying power to the motor;
- wherein the motor housing part is provided with a battery attachment/detachment part to which the battery pack is attached/detached,
- the battery attachment/detachment part comprises two rails engaged with the battery pack,
- the motor housing part is divisible into at least two segments in an axial direction of the rotary shaft,
- one of the two rails is provided in one of the two segments, and the other one of the two rails is provided in the other of the two segments, and
- at least one of the two segments is configured to form an indivisible integral structure and supports the bearing.
7 more elements
A work machine, comprising:
- a motor comprising a rotary shaft;
- a bearing rotatably supporting the rotary shaft;
- and
- a motor housing part housing the motor;
- wherein the motor housing part is divisible into at least two segments in an axial direction of the rotary shaft;
- in the motor housing part, a plurality of electronic parts are clamped by the two segments to be exposed to an outside;
- and the plurality of electronic parts are respectively provided in positions different in a rotation direction of the rotary shaft.
4 more elements
(canceled)
Dependencies are inferred from the claim text.