The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 28, 2021
Filed:
Nov. 18, 2019
Asia Vital Components Co., Ltd., New Taipei, TW;
Te-Chung Wang, New Taipei, TW;
Ming-Che Lee, New Taipei, TW;
Min-Sheng Cheng, New Taipei, TW;
Tien-Lung Yu, New Taipei, TW;
Asia Vital Components Co., Ltd., New Taipei, TW;
Abstract
A pressproof fan structure includes: a fan frame having an upper case and a lower case; a support shaft having one end inserted into the lower case, and the other end protruding out from the upper case; an oil-retaining bearing having a bearing hole, in which the support shaft is fitted; a rotor assembly fitted around and connected with the oil-retaining bearing; a restriction member fitted around the support shaft near the oil-retaining bearing; a thrust member fitted around the support shaft near the oil-retaining bearing; and a stator assembly disposed on the lower case near the oil-retaining bearing without contacting.