Patent ID: 11953016
Assignee: KOKI HOLDINGS CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  A | IPC F

Claim 6:
7. A blower comprising:
a motor with a rotary shaft extending in an axial direction;
a fan comprising a first wall surrounding the rotary shaft, a second wall surrounding the rotary shaft, and a plurality of curved blades disposed between the first wall and the second wall, the fan configured to rotate by a driving force of the motor and to generate an air flow;
a tubular motor holder formed in a tubular shape extending in the axial direction of the rotary shaft and configured to hold the motor radially inside thereof; and
a fan case formed in a tubular shape extending in the axial direction, configured to accommodate the motor, the motor holder, and the fan and to form a flow path of the air flow;
wherein the fan case has a first rectification part integrally molded radially inside thereof,
the first rectification part comprises a plurality of ribs protruding inward from an inner peripheral surface of the fan case and inclined with respect to the rotary shaft, and
wherein the first rectification part comprises a first support part in contact with and supporting an outer peripheral surface of the motor.