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:
Sep. 08, 1987
Filed:
Apr. 16, 1986
Robert Steele, Palo Alto, CA (US);
Ampex Corporation, Redwood City, CA (US);
Abstract
An apparatus and method for controlling the position of a web containing location identifying information thereon. In particular, a means for measuring displacement of the web independent of the location information is employed to measure the displacement of the web in a cyclic manner such that the measuring cycle is in the expected displacement intervals between identifying information. A difference between a desired position of the web determined by an operator controlled reference displacement position of the web is determined, and used for controlling the position of the web to the desired position.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile