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:
Mar. 12, 2019
Filed:
May. 25, 2017
Champ Tech Optical (Foshan) Corporation, Foshan, CN;
CHAMP TECH OPTICAL (FOSHAN) CORPORATION, Foshan, CN;
Abstract
An airtight structure includes a first plate, a second plate, a wick structure mounted between the first plate and the second plate. A middle portion of the second plate forms a cup portion. The cup portion and the first plate together define a cavity. The wick structure is received in the cavity. A portion of the first plate extends upwardly to form a first extending portion. The first extending portion is a hollow cylinder. A portion adjacent to an end of the second plate forms a through hole corresponding to the first extending portion. The first extending portion extends through the through hole, an inner surface of the through hole contacts the first extending portion.