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:
Jul. 15, 2003
Filed:
Sep. 24, 2001
Applicant:
Inventor:
Timothy S. Jaszkowiak, Boise, ID (US);
Assignee:
Multiquip, Inc., Carson, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01C 1/922 ;
U.S. Cl.
CPC ...
E01C 1/922 ;
Abstract
A gearbox for a self-propelled power trowel for finishing a concrete surface having a rigid frame adapted to be disposed over a concrete surface, an engine assembly, at least one rotor assembly. The gearbox uses an input shaft having a first bevel gear, an intermediate shaft having a second bevel gear and a first helical gear, and an output shaft having a second helical gear to connect the engine assembly to the rotor assembly to accomplish a double reduction.