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. 15, 2014
Filed:
Sep. 15, 2008
Robert Hayman, Los Angeles, CA (US);
Rene Robert, West Warwick, RI (US);
Dave Pakula, Providence, RI (US);
Andy Marsella, Boston, MA (US);
Jorah Wyer, Providence, RI (US);
Christopher Quan, Houston, TX (US);
Robert Hayman, Los Angeles, CA (US);
Rene Robert, West Warwick, RI (US);
Dave Pakula, Providence, RI (US);
Andy Marsella, Boston, MA (US);
Jorah Wyer, Providence, RI (US);
Christopher Quan, Houston, TX (US);
Other;
Abstract
The present invention is directed to dental prophylaxis devices that improve portability, maneuverability and aid in retaining clean conditions for use on dental patients, particularly to dental handpieces. The present invention is also directed prophylaxis or prophy angles for use with such handpieces. In general, a dental prophylaxis device includes a handpiece and a prophy angle which includes a driven shaft and a prophy cup attached for rotation thereto. The handpiece generally includes a body which houses a rotational source coupled to an output shaft which couples to the driven shaft in the prophy angle via angled gear interfaces on the output shaft and the driven shaft.