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. 23, 1983
Filed:
Jun. 24, 1981
Applicant:
Inventor:
Hisaaki Kato, Shiga, JP;
Assignee:
Murata Kikai Kabushiki Kaisha, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ; D01H / ;
U.S. Cl.
CPC ...
57265 ; 57264 ; 57 81 ; 57328 ;
Abstract
A method for evaluation of balloons of yarn-like materials. Ballooning of yarn-like materials is converted to an electric signal, the electric signal is amplified and the electric signal is analyed by a Fourier analyzer to know respective frequency components and voltage amplitude components which show the condition of ballooning.