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:
Apr. 02, 2019
Filed:
Aug. 10, 2015
Korea Institute of Science and Technology, Seoul, KR;
Keehoon Kim, Seoul, KR;
Donghyun Hwang, Seoul, KR;
Korea Institute of Science and Technology, Seoul, KR;
Abstract
A tactile transmission device for transmitting a tactile sensation to a user's finger comprises: a ring-type body which is put on a finger; a moving member which is formed such that the moving member can move with respect to the body; and a plurality of wire-type actuators which are formed so as to come in contact with the moving member, wherein each of the wire-type actuators is a solid-state actuator which changes in length when energy is applied thereto, a force applied to the moving member as the plurality of wire-type actuators change in length causes the moving member to move with respect to the body, and a contact part formed in the moving member comes into contact with a user's finger according to a movement of the moving member, so as to transmit a tactile sensation to the user.