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. 13, 2000
Filed:
Dec. 08, 1997
Applicant:
Inventors:
Carl A Nilson, Jackson, MI (US);
Lawrence C Kennedy, Kettering, OH (US);
Assignee:
Harvard Industries, Inc., Jackson, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P / ;
U.S. Cl.
CPC ...
123 4112 ; 123 4149 ; 4161 / ;
Abstract
An internal combustion engine coolant fan assembly including a self contained thermally controlled clutch or externally controlled clutch having a housing and a fan blade assembly which is attached to the housing by a circular hub utilizing an interference fit or threaded connection. Preferably, the housing includes cooling fins, and the blade assembly circular hub is mounted on the outer edges of the cooling fins.