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:
Aug. 14, 1984
Filed:
Jun. 15, 1981
Applicant:
Inventors:
Assignee:
Tokyo Kogaku Kikai Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01B / ; G01D / ;
U.S. Cl.
CPC ...
356374 ; 3312 / ; 2502 / ;
Abstract
An interpolation encoder comprising a sensor array, a code plate arranged in opposition to the sensor array and having a plurality of groups of lattice patterns, and an arithmetic unit for processing data of the code plate detected by the sensor array. The lattice patterns of at least one of the groups are inclined.