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:
Oct. 30, 1984
Filed:
Sep. 23, 1982
Applicant:
Inventor:
Dale R Koehler, Albuquerque, NM (US);
Assignee:
The United States of America as represented by the Department of Energy, Washington, DC (US);
Primary Examiner:
Int. Cl.
CPC ...
G01P / ;
U.S. Cl.
CPC ...
7351 / ; 73DI / ; 7351 / ;
Abstract
A digital quartz accelerometer includes a pair of spaced double-ended tuning forks fastened at one end to a base and at the other end through a spacer mass. Transverse movement of the resonator members stresses one and compresses the other, providing a differential frequency output which is indicative of acceleration.