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. 28, 2015
Filed:
Aug. 24, 2010
Anthony P. Digiovanni, Bradenton, FL (US);
Jeffrey R. Moone, Sarasota, FL (US);
Anthony P. DiGiovanni, Bradenton, FL (US);
Jeffrey R. Moone, Sarasota, FL (US);
Hoveround Corporation, Sarasota, FL (US);
Abstract
A personal stair lift to transport an individual up and down a stairway on a chair assembly supported on a rail mounted rack comprising a carriage assembly configured to support a lift mechanism including a drive member coupled to a reversible drive motor to rotate the drive member wherein the carriage assembly includes at least one pair of upper rollers and at least one pair of lower rollers movably mounted on a stationary rail disposed on each side of the carriage assembly and a rack mounted to one of the stationary rails disposed to engage the drive member to selectively move the chair assembly and person up or down the stairway when the reversible motor rotates the drive member.