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:
Jan. 17, 2023
Filed:
Dec. 04, 2018
Applicant:
Nitto Denko Corporation, Ibaraki, JP;
Inventors:
Assignee:
NITTO DENKO CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/27 (2006.01); B29C 45/00 (2006.01); F21V 31/03 (2006.01); B29C 45/14 (2006.01); F21Y 115/10 (2016.01); F21S 45/30 (2018.01); B29L 31/30 (2006.01);
U.S. Cl.
CPC ...
B29C 45/2708 (2013.01); B29C 45/0025 (2013.01); B29C 45/0046 (2013.01); B29C 45/14795 (2013.01); F21V 31/03 (2013.01); B29C 2045/0027 (2013.01); B29L 2031/30 (2013.01); F21S 45/30 (2018.01); F21Y 2115/10 (2016.08);
Abstract
A method of manufacturing a support member, which includes a tubular-shaped tubular part and a coupling part coupling one portion and another portion of an inner circumferential surface of the tubular part to support a ventilation membrane, includes filling a fixed mold and a movable mold with a thermoplastic material or a thermosetting material, wherein the thermoplastic material or the thermosetting material is injected from a gate in the coupling part to be charged from the coupling part toward the cylindrical part.