Patent · US Expired

Tensile film clamps and mounting block for the rheovibron and autovibron viscoelastometer

US4864865A · kind A · utility

2Cited by

2References

4Claims

0Family size

Assignee

The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · US

Inventors

Diane M. Stoakley · Yorktown, US
Anne K. St. Clair · Poquoson, US
Bruce D. Little · Hampton, US

Key dates

Filing date	Nov 4, 1988
Grant date	Sep 12, 1989
Priority date	—
Expiry date	Nov 4, 2008

Classification

Technology area (CPC G)Physics
CPC primaryG01N2203/0405
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A set of film clamps and a mounting block for use in the determination of tensile modulus and damping properties of films in a manually operated or automated Rheovibron. These clamps and mounting block provide uniformity of sample gripping and alignment in the instrument. Operator dependence and data variability are greatly reduced.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.