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:
Feb. 14, 1978
Filed:
Jul. 09, 1976
Robert J Goodwin, Hendersonville, NC (US);
C. H. Heist Corporation, Clearwater, FL (US);
Abstract
A tube cleaning lance tip construction including a body portion, a first bore extending longitudinally of the body portion, a plurality of second bores extending between the first bore and the outer surface of the body portion for causing liquid to be ejected with a net lateral force component to bias the body portion against the inside of the tube in which the lance tip is located, and first and second rows of axially spaced blades on the opposite side of the body portion from the second bores, said blades having axial and radial cutting edges for removing incrustations from the tube as the lance tip rotates and advances axially through the tube.