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:
Jun. 25, 2019
Filed:
Aug. 22, 2017
Dmc Co., Ltd., Hwaseong-si, KR;
Dong Un Kim, Incheon, KR;
DMC CO., LTD., Gyeonggi-Do, KR;
Abstract
Provided is an apparatus for testing waterproofness of a half-finished product, wherein the apparatus is configured to form a chamber space such that areas of holes and parts of the half-finished product are separated from each other, and high-pressure air is injected into the chamber space, thereby performing a waterproofness test. In addition, a sliding block is provided such that a hole blocking means blocking the holes of the half-finished product is moved forward and backward through engagement and disengagement of a body and a cover without requiring a separate power, and the apparatus includes the body, the cover, a sealing means, and a hole blocking means including a sliding block moved in a lateral direction of the half-finished product, a blocking member blocking a side hole of the holes, and a pushing member pushing the sliding block to be moved forward when the body and the cover are combined.