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. 30, 1996
Filed:
Jun. 06, 1994
Kil Hee Cho, Kyungsangnam, KR;
LG Industrial Systems Co., Ltd., Seoul, KR;
Abstract
An air gap adjusting apparatus for a cylindrical linear motor of an elevator includes a cylindrical upper plate having an internally threaded portion at an inner edge thereof and fixedly mounted on the upper portion of the rotor, a plurality of adjusting units pivotably mounted on the plate member, for adjusting an air gap between an inner surface of the rotor and the outer surface of the stator, and an inverted cone-shaped hollow tapered guide member having a threaded lower portion engaging the plate member and displacing the plurality of adjusting units for thereby adjusting an air gap between an inner surface of the rotor and the outer surface of the stator.