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:
Jun. 20, 2017
Filed:
Dec. 07, 2015
Dongguan Weihong Hardware and Plastic Products Co., Ltd., Dongguan, CN;
Wei Lu, Dongguan, CN;
DONGGUAN WEIHONG HARDWARE AND PLASTIC PRODUCTS CO., LTD., Dongguan, CN;
Abstract
An electric support system for headrest includes first sliders connected with and slid on each other, first and second fasteners, and first to fourth connecting rods; the first and second sliders are respectively fixed to the first fastener and the first connecting rod, an upper end of the first connecting rod and one end of the second connecting rod are respectively connected to the second fastener, one end of the third connecting rod is connected to the first connecting rod, the other end of the third connecting rod is pivotally connected to one end of the fourth connecting rod, the other end of the fourth connecting rod is pivotally connected to the first slider, the other end of the second connecting rod is pivotally connected to the third connecting rod between the two ends thereof, and a linear drive device having an output shaft for driving the first connecting rod.