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. 27, 2020
Filed:
Mar. 17, 2017
Applicant:
J. Morita Mfg. Corp., Kyoto, JP;
Inventors:
Kyohei Kato, Kyoto, JP;
Tomoaki Ueda, Kyoto, JP;
Seiichiro Yamashita, Kyoto, JP;
Kazunari Matoba, Kyoto, JP;
Assignee:
J. MORITA MFG. CORP., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C 1/00 (2006.01); A61C 5/40 (2017.01); A61C 5/44 (2017.01); A61C 5/42 (2017.01); A61C 3/02 (2006.01); A61C 19/04 (2006.01);
U.S. Cl.
CPC ...
A61C 1/003 (2013.01); A61C 3/02 (2013.01); A61C 5/40 (2017.02); A61C 5/42 (2017.02); A61C 5/44 (2017.02); A61C 19/041 (2013.01); A61C 19/042 (2013.01);
Abstract
In a dental treatment apparatus, a control circuit controls a drive motor in accordance with a drive sequence. The drive sequence includes a plurality of drive patterns and at least one of the plurality of drive patterns is different from other drive pattern. The plurality of drive patterns include at least one drive pattern having such drive that a cutting tool is rotated in a cutting direction for cutting a treatment portion and drive for rotating the cutting tool in a non-cutting direction which is reverse to the cutting direction.