US 10,376,348 B2
Shaft for an automatic toothbrush
Siegfried Sablatschan, Ferlach (AT); Rene Michael Brunner, Klagenfurt (AT); and Christian Martin Rassi, St. Andra (AT)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 15/319,069
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Jun. 30, 2015, PCT No. PCT/IB2015/054898
§ 371(c)(1), (2) Date Dec. 15, 2016,
PCT Pub. No. WO2016/001831, PCT Pub. Date Jan. 7, 2016.
Claims priority of provisional application 62/020,072, filed on Jul. 2, 2014.
Prior Publication US 2017/0119511 A1, May 4, 2017
Int. Cl. A61C 17/22 (2006.01); F16C 3/18 (2006.01)
CPC A61C 17/222 (2013.01) [A61C 17/225 (2013.01); F16C 3/18 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An automatic toothbrush, comprising:
a body having opposed ends, a cavity situated between the opposed ends, and an opening situated at one of the opposed ends;
an output shaft having first and second ends and extending through the opening such that the second end is outside of the cavity, the output shaft having at least two pairs of bends situated between the second end and the opening, each pair of bends comprising bends in opposite directions with at least one saddle situated there between; and
an oral cleaning tool configured to be press fit onto that portion of the shaft which has the at least two pairs of bends to couple the cleaning tool to the body.