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:
Oct. 10, 1989
Filed:
Jun. 01, 1987
Applicant:
Inventors:
Isao Yukawa, Odawara, JP;
Yasuji Tada, Yamato, JP;
Assignee:
Disco Abrasive Systems, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
51 / ; 51-4 ; 51 24 ; 5121 / ; 5121 / ; 5121 / ; 5121 / ; 5116576 ; 5116577 ;
Abstract
A cutter for cutting a plate-like material such as a glass sheet along concentric circular inside and outside cutting lines. The cutter includes a movably mounted supporting base stand, at least two material holding chucks disposed on the supporting base stand, and a moving device for intermittently moving the supporting base stand and sequentially positioning the chucks in a cutting zone. The cutter includes blades for cutting the material held on the chuck means along the circular inside and outside cutting lines in the cutting zone.