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.

Date of Patent:
Oct. 15, 2019

Filed:

Nov. 13, 2017
Applicant:

Mclaughlin Group, Inc., Greenville, SC (US);

Inventors:

Charles Robert Maybury, Jr., Shippensburg, PA (US);

John William Gilman, Greer, SC (US);

Assignee:

McLaughlin Group, Inc., Greenville, SC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/88 (2006.01); E02F 5/00 (2006.01); E02F 3/92 (2006.01); E02F 5/22 (2006.01);
U.S. Cl.
CPC ...
E02F 5/003 (2013.01); E02F 3/88 (2013.01); E02F 3/8816 (2013.01); E02F 3/8891 (2013.01); E02F 3/925 (2013.01); E02F 5/223 (2013.01); E02F 5/226 (2013.01);
Abstract

A mobile digging and backfill system for removing and collecting material above a buried utility. The system comprises a mobile chassis, a collection tank mounted to the chassis, a water pump mounted to the chassis for delivering a pressurized liquid flow against the material for loosening the material at a location, a vacuum pump connected to the collection tank so that an air stream created by the vacuum pump draws the material and the fluid from the location into the collection tank, and at least one backfill reservoir mounted to the chassis for carrying backfill for placement at the location.


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