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:
Jul. 27, 2021
Filed:
Jul. 24, 2019
Applicant:
Kem Hongkong Limited, Tsimshatsui Kowloon, HK;
Inventors:
Ryuta Kuramochi, Kanagawa, JP;
Eiji Kawamura, Kanagawa, JP;
Assignee:
KEM HONGKONG LIMITED, Tsimshatsui Kowloon, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 3/20 (2006.01); E05F 3/14 (2006.01); E05F 5/04 (2006.01); A47K 13/12 (2006.01);
U.S. Cl.
CPC ...
E05F 3/14 (2013.01); A47K 13/12 (2013.01); E05F 5/04 (2013.01); E05F 2005/046 (2013.01);
Abstract
A fluid damper hinge using a fluid damper only and a damper hinge using the fluid damper in combination with a torsion damper, used especially in relation to an opening and closing element such as seat lid and seat for western-style toilet, wherein both have a simple structure, do not require time for assembly and can be manufactured at a low cost.