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:
Mar. 27, 2018
Filed:
May. 20, 2011
Applicants:
Michael P. Macdonald, Chambersburg, PA (US);
Dale W. Starry, Jr., Shippensburg, PA (US);
Inventors:
Michael P. MacDonald, Chambersburg, PA (US);
Dale W. Starry, Jr., Shippensburg, PA (US);
Assignee:
VOLVO CONSTRUCTION EQUIPMENT AB, Eskilstuna, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C 19/28 (2006.01);
U.S. Cl.
CPC ...
E01C 19/28 (2013.01); E01C 19/286 (2013.01);
Abstract
The present invention relates to a surface compactor and a method of operating a surface compactor. The surface compactor is provided with at least one compacting surface for compacting a substrate an excitation system that generates a substantially square wave vibrational displacement or force that vibrates the least one compacting surface during compaction to increase the compaction rate of the substrate.