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. 11, 2025
Filed:
Feb. 10, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jungjae Kim, Suwon-si, KR;
Muyer Lee, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A shock absorber includes a cylinder including a shock-absorbing surface configured to relieve an impact of an object, a piston rod including a first end receiving the object and, in response to the impact of the object, movably inserted into an inner space of the cylinder in an axial direction of the cylinder, a magnet installed at a second end of the piston rod opposite to the first end of the piston rod to be moved together with the piston rod, an electromagnet coil configured to generate a repulsive force against the magnet, and a sensor configured to detect the magnet and cause the electromagnet coil to receive a current from a power source.