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:
Nov. 04, 2025
Filed:
Mar. 15, 2023
Zhejiang University, Zhejiang, CN;
ZHEJIANG UNIVERSITY, Hangzhou, CN;
Abstract
A device for real-time monitoring and early warning a bridge based on foldable triboelectric nanogenerators, comprising a signal generator, a data acquisition and transmission module, and a data processing and early warning module sequentially connected. The signal generator comprises an internal unit and an external unit, and the external unit comprises a lower sleeve, a device sidewall and a lower magnet; the lower magnet is fixed at the bottom of the lower sleeve; the internal unit comprises a cover plate, an upper magnet, an upper sleeve and a flexible multilayer triboelectric nanogenerators; the flexible multilayer triboelectric nanogenerators is inserted into the gap between the lower sleeve and the device sidewall; the cover plate is located at the upper end of the flexible multilayer triboelectric nanogenerators; the upper sleeve is inserted into the lower sleeve; and the upper magnet is fixedly provided at the bottom of the upper sleeve.