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:
Jan. 12, 1999
Filed:
Feb. 26, 1997
Applicant:
Inventors:
Larry L Davis, Little Rock, AR (US);
Roy K Frazier, Hendersonville, TN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01C / ; E01C / ; B05C / ;
U.S. Cl.
CPC ...
404102 ; 404114 ; 404118 ; 152354 ;
Abstract
A portable vibratory concrete screed is disclosed. The concrete screed includes a screed blade including a flat bottom wall extending between a front edge of the screed blade and a rear edge of the screed blade. The screed also includes a vibratory assembly, with an eccentric weight, coupled to the screed blade, wherein the eccentric weight rotates in a plane which is oblique to the bottom wall of the screed blade. Finally, the screed includes a handle assembly extending from the vibratory assembly and coupling a motor to the vibratory assembly to drive the eccentric weight and vibrate the screed blade.