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.

Date of Patent:
Mar. 12, 2024

Filed:

Jan. 30, 2019
Applicant:

8power Limited, Cambridge, GB;

Inventors:

Antony Rix, Cambridge, GB;

James Home, Warrington, GB;

Yu Jia, Chester, GB;

Assignee:

8POWER LIMITED, Cambridge, GB;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02N 2/18 (2006.01); H02K 5/24 (2006.01); H02K 33/00 (2006.01);
U.S. Cl.
CPC ...
H02N 2/188 (2013.01);
Abstract

The proposed vibrational energy harvester comprises a frame (), a mass () coupled to first and second primary flexures () which are configured to flex and allow the mass to move in a first direction (), a plurality of secondary flexures () which are configured to flex and allow the mass to move in a different second direction (), and a transduction assembly configured to convert movement of the mass and flexures into electrical energy, preferably of electrodynamic or piezoelectric type. Each of the primary flexures is coupled to a secondary flexure at a position spaced from the mass. The resonant frequency of torsional vibration modes can thereby be raised to a frequency higher than the frequency band of ambient vibrations, which effectively prevents the energy harvester from vibrating in undesirable torsional modes that would result in wear between components.


Find Patent Forward Citations

Quick Actions:

Rix, Antony. (2024). Vibrational energy harvesters with reduced wear (U.S. Patent No. 11929692). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11929692

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