Rod insertion method and friction reducing device

Details Rod insertion method and friction reducing device Rod insertion method and friction reducing device

1992-03-03

1993-11-30

Taylor, Dennis L.

Measuring and testing

Hardness

By penetrator or indentor

73 84, 1753251, 405184, G01N 300

Patent

active

052654664

ABSTRACT:
The present invention provides a friction reducing device for an elongate member. The device comprises a friction reducing sleeve removably positionable on a first longitudinal segment of the elongate member. The present invention also provides a method of inserting an elongate assembly into the ground. The method comprises the step of incorporating the inventive friction reducing device in the elongate assembly.

REFERENCES:
patent: 420951 (1890-02-01), Millhauser
patent: 1714568 (1929-05-01), Pater
patent: 2481931 (1949-09-01), Kester
patent: 4398414 (1983-08-01), MacGregor
patent: 4649741 (1987-03-01), Strom

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