Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chung-Shu Wang0
Bor-Haw Chang0
Date of Patent
October 5, 2021
Patent Application Number
20180226
Date Filed
February 26, 2018
Patent abstract
The present invention relates to a balance structure of a fan wheel, which comprises a hub and a plurality of blades disposed on the circumferential side of the hub. The hub has a top wall connected to a sidewall. An unbalanced portion for being removed is selectively disposed on the top wall or on the sidewall. The unbalanced portion is disposed on one side of a symmetrical axis of the hub. In this way, the weight of the fan wheel is balanced.
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