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:
Jul. 27, 1999
Filed:
Mar. 19, 1997
Umar Qureshi, Kingston, GB;
ABB Kent-Taylor Limited, Cambridgeshire, GB;
Abstract
A chart recorder method and apparatus wherein a recording head records a plurality of different colored line segments on a recording medium, a head drive moves the recording head and the recording medium reciprocally relative to each other in a scanning direction, a recording medium drive moves the recording medium and the recording head relative to each other in a sub-scanning direction, a component receives a plurality of signals to be recorded on the recording medium as a corresponding plurality of traces to be recorded by the recording head, and a control circuit controls the recording head so that at least one of the traces is formed by line segments which change color cyclically.