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:
Sep. 24, 1985
Filed:
Sep. 30, 1983
Paul E Phillips, Whitehall, MI (US);
McGraw-Edison Company, Rolling Meadows, IL (US);
Abstract
A rotary floor maintenance device having, a motor support base with at least one central aperture, an electric motor having a shaft perpendicular to the motor base through the aperture, and a motor adapter directly coupled to the motor shaft for rotation therewith. The motor adapter has a generally annular flange area and central aperature for receiving the motor shaft. A rotary floor engaging tool has at least one aperture adapted to receive the flange of the motor adapter, to be rotated therewith. The motor support base contains notches along the inner periphery of the central aperture for draining accumulated liquids. Also disclosed is a safety interlock switch to prevent inadvertant operation of the machine.