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. 13, 2001
Filed:
Jun. 12, 2000
Song Hur, Kyoungki-Do, KR;
Samhongsa Co., Ltd., Seoul, KR;
Abstract
An auto-returning height control assembly comprising a spindle which is inserted in an outer cylinder and one end is fixed to an end of the outer cylinder, and a first and second cam member which are inserted between the outer cylinder and a sleeve member so that the spindle can rotates about its longitudinal axis and returns; its original place at the same time. At least one projection is formed on the sleeve member and the first cam member is fixed at the inside cylindrical surface of the outer cylinder. A projection is formed on the second cam member and the projection is inserted into the groove of a sleeve member and allows the up and down movement against the sleeve member. A spring is installed at the lower part of the second cam member to push the second cam member towards the first cam member.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile