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. 05, 2002
Filed:
Dec. 07, 1998
Applicant:
Inventor:
Trevor George Sanders, Wokingham, GB;
Assignee:
Thames Water Utilities Limited, Berks, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G 5/342 ;
U.S. Cl.
CPC ...
B65G 5/342 ;
Abstract
The invention relates to apparatus for transporting loosened soil from a hole, trench or excavation, comprising a probe device and internal nozzles which are spaced from a distal end of the probe device and are directed towards the longitudinal axis of that probe device. Air pulsed through the nozzles lifts the soil along the tube to a discharge chamber.