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:
Nov. 28, 1989
Filed:
Jun. 17, 1986
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
318640 ; 356400 ; 350 9620 ;
Abstract
A probing control apparatus for use in aligning an object comprises: a mechanism having n-degrees of freedom and adapted for controlling the object; n pieces of actuators for actuating the mechanism; detecting means for detecting change in the output from the object in response to the operation of each actuator; and control means for computing a command for each actuator in accordance with a change in the output detected by the detecting means and amount of movement of the mechanism, and for controlling each actuator in accordance with the command such that the output from the object takes the maximum value.