US Patent 12000405 Ventilation fan having a hybrid bearing system
Patent 12000405 was granted and assigned to Hamilton Sundstrand on June, 2024 by the United States Patent and Trademark Office.
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US Patent 12000405 Ventilation fan having a hybrid bearing system
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Patent abstract
A ventilation fan includes a shaft, a rotor, a motor housing, a bearing housing, and an air bearing. The shaft has a shaft body that extends between a first shaft end and a second shaft end. The shaft body defines a first port and a bore. The rotor is disposed about the shaft. The motor housing is disposed about the shaft and is axially spaced apart from the rotor. The bearing housing is disposed about the shaft. The air bearing is disposed proximate the second shaft end and is disposed between the bearing arm and the second shaft end.
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Darryl A. Colson0
Murtuza Lokhandwalla0
Date of Patent
June 4, 2024
0Patent Application Number
181643630
Date Filed
February 3, 2023
0Patent Citations
Patent Primary Examiner
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