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:
Sep. 06, 2022
Filed:
Feb. 03, 2021
Sungwoo Hitech Co., Ltd., Busan, KR;
Byung Hag Park, Busan, KR;
Min Gwan Bae, Busan, KR;
SUNGWOO HITECH CO., LTD., Busan, KR;
Abstract
Disclosed is a pressure vessel including a boss extension portion having a cylindrical shape in which a through hole is formed at a central part to pass therethrough and a boss flange portion formed below the boss extension portion and integrally expanding outward in a radial direction along a circumferential direction in which the through hole extends in a vertical direction inward in the radial direction, a liner portion having a container shape in which an accommodation space configured to communicate with the through hole is formed to accommodate a fluid therein while a top is insertion-injection molded and seal-coupled along a bottom surface of the boss flange portion, and a sealing portion seal-coupled to a boundary area between a bottom of the boss flange portion and a top of the liner portion to block a leakage of the fluid accommodated in the accommodation space.