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. 28, 1977
Filed:
Sep. 29, 1975
Applicant:
Inventors:
Alvin W Mueller, St. Louis, MO (US);
Robert J Williams, Chicago, IL (US);
Robert E Ansel, Hoffman Estates, IL (US);
Assignee:
DeSoto, Inc., Des Plaines, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273 / ; 273D / ;
Abstract
A composite molded baseball bat is provided using a tubular, high yield strength aluminum core surrounded by a foam plastic body having a density of from 30-50 pounds per cubic foot and an integral outer skin. The tubular aluminum core has an outside diameter of from three-quarters to 1 inch and a wall thickness of from 0.062 to 0.125 inch.