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. 06, 1993
Filed:
Jul. 02, 1992
Francis V Bailey, Racine, WI (US);
Outboard Marine Corporation, Waukegan, IL (US);
Abstract
Disclosed herein is a flywheel comprising a hub, a flange extending from the hub and including a central portion having an under surface, an outer surface, a plurality of openings extending through the central portion in a circular array, and a like plurality of vanes which are inclined in the direction from the outer surface toward the under surface and in a first rotary direction opposite to a second or intended direction of flywheel rotation, which are respectively located between the openings, and which respectively include an outer surface extending from the central portion outer surface to the central portion under surface, and an under surface extending from the central portion outer surface to the central portion under surface in generally parallel spaced relation to the vane outer surface, whereby, and in response to flywheel rotation in the intended rotary direction, air is engaged by the vane under surfaces and forced axially in the direction from the outer surface of the central portion to the under surface of the central portion.