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.

Date of Patent:
Apr. 02, 1996

Filed:

Jun. 17, 1993
Applicant:
Inventors:

Jim Eckerman, Boulder Creek, CA (US);

Ian Freeman, Fremont, CA (US);

Richard N Hunt, Los Gatos, CA (US);

Assignee:

Thot Technologies, Campbell, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01P / ; G11B / ;
U.S. Cl.
CPC ...
356 285 ; 369 53 ;
Abstract

A Runout, Velocity, Acceleration includes direct measurement of velocity by use of a Doppler laser, and determines runout by integration of the velocity information while determining acceleration by differentiating the velocity information, with appropriate correction for sources of error. A menu driven system permits the user to select from a variety of options for testing of rotating objects and manipulation, storage and display of the data. A novel windowing technique permits the display of multiple child windows, each having its own set of pull down menus for use in connection with that child window.


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