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. 11, 2002
Filed:
Jul. 06, 2000
Mimpei Morishita, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A guide system for an elevator, including a movable unit configured to move, such as,ascend and descend, along a guide rail, a beam projector configured to form an optical path of a light parallel to a moving direction of the movable unit, a position detector disposed on the optical path and configured to detect a position relationship between the optical path and the movable unit, and an actuator coupled to the movable unit and configured to change a position of the movable unit by a reaction force caused by a force operating on the guide rail on the basis of the output of the position detector.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile