U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Microfabricated multifunction strain-temperature gauge

Patent 5979243 Issued on November 9, 1999. Estimated Expiration Date: Icon_subject May 29, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Strain gauge transducer apparatus
Patent #: 3956927
Issued on: 05/18/1976
Inventor: Pearson

Quickly installed load measuring apparatus and associated system
Patent #: 5056374
Issued on: 10/15/1991
Inventor: McMennamy, et al.

Compensated high temperature strain gage
Patent #: 5375474
Issued on: 12/27/1994
Inventor: Moore, Sr.

Temperature compensated, easily installed bolt-on strain sensor
Patent #: 5734110
Issued on: 03/31/1998
Inventor: Kosmal

Minimum thickness force sensor with temperature compensation Patent #: 5780746
Issued on: 07/14/1998
Inventor: Brady

Inventors

Assignee

Application

No. 087147 filed on 05/29/1998

US Classes:

73/766, Temperature73/862.623Temperature

Examiners

Primary: Noori, Max

Attorney, Agent or Firm

International Classes

G01L 002/00
G01L 019/00

Abstract

The instant invention is for a microfabricated sensor system that can measure temperature, principle strain level, and its relative strain orientation simultaneously. It is a multifunctional, small size, low mass, and space saving gauge.

Other References

  • Advances in Thin Film Sensor Technologies for Engine Applications, Jih-Fen ei, Army Research Laboratory, NASA Lewis Center, Lisa C. Martin and Herbert A. Will, NASA Lewis Research Center 6 p., Jun. 199
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