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:
Aug. 30, 1983
Filed:
Sep. 24, 1981
Applicant:
Inventor:
Muhammad A Ali, Sugar Land, TX (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
73-9 ; 73 84 ;
Abstract
The invention disclosed includes a method of and apparatus for measuring the sub-surface bearing strength of soil and the frictional resistance of the soil to movement of a pile through the soil. A probe is used for this purpose that includes three relatively movable members, an inner plunger with a flat face, an inner tubular member, and an outer tubular member. By measuring the force required to move the members through the soil together and separately the bearing capacity and the skin friction of the soil can be calculated.