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:
Sep. 12, 1978
Filed:
Jun. 20, 1977
Applicant:
Inventors:
Lowell M Anderson, Huntsville, AL (US);
William D Simmons, Long Beach, MS (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02D / ;
U.S. Cl.
CPC ...
405271 ; 175 19 ;
Abstract
A method of compacting granular material with continuously vibrating a hollow pipe. The vibrating pipe is lowered into the material to be compacted with a crane type apparatus, maintained in a lowered position for a period of time and then withdrawn from the material. The vibration imparted to the material is increased by a number of annular rings located along the outer surface of the vibrating pipe.