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. 21, 2021
Filed:
Aug. 30, 2019
Nhk International Corporation, Novi, MI (US);
Shinichi Nishizawa, Walled Lake, MI (US);
Vinay Ravi, Royal Oak, MI (US);
Norifumi Momoi, Northville, MI (US);
NHK INTERNATIONAL CORPORATION, Novi, MI (US);
Abstract
According to an embodiment, a damping device includes a base member including a first base and a second base, a weight member, a pair of first base-side coil springs provided between the first base and the weight member, and a pair of second base-side coil springs provided between the second base and the weight member. Each of the first base-side coil springs includes a first effective turn portion, a first fixed pin portion supported in the first base, and a first movable pin portion supported in the weight member. Each of the second base-side coil springs includes a second effective turn portion, a second fixed pin portion supported in the second base, and a second movable pin portion supported in the weight member.