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:
Aug. 18, 2020
Filed:
Sep. 22, 2019
Nano and Advanced Materials Institute Limited, Hong Kong, HK;
Yong Zhu, Hong Kong, HK;
Yam Chong, Hong Kong, HK;
Chenmin Liu, Hong Kong, HK;
Shengbo Lu, Hong Kong, HK;
Nano and Advanced Materials Institute Limited, Hong Kong, HK;
Abstract
A shoe closure device comprising: a housing including a top cover portion and a bottom cover portion; a shape memory shoe fastener; a first electrically-powered heater positioned above the shape-memory shoe fastener; a second electrically-powered heater positioned beneath the shape memory shoe fastener; a rechargeable battery positioned within the housing and electrically communicating with each of the first and second electrically-powered heaters; a controller electrically communicating with the rechargeable battery and positioned within the housing, the controller including a microprocessor, a battery charging control circuit, and a wireless charging receiver, the controller configured to heat the shape memory shoe fastener to return each of the shape memory polymer strips to the shape-recovered configuration to close a shoe; an actuator communicating with the controller to actuate the controller to heat the shape memory shoe fastener.