Dental handpiece

- Nakanishi Inc.
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Description

FIG. 1 is a perspective view showing front face, top face and right side face of a dental handpiece according to a first embodiment;

FIG. 2 is a perspective view showing rear face, bottom face and left side face thereof;

FIG. 3 is a perspective view showing rear face, bottom face and right side face thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a bottom view thereof;

FIG. 10 is a partial enlarged perspective view of a portion shown by line 10-10 in FIG. 3;

FIG. 11 is a perspective view showing front face, top face and right side face of a dental handpiece according to a second embodiment;

FIG. 12 is a perspective view showing rear face, bottom face and left side face thereof;

FIG. 13 is a perspective view showing rear face, bottom face and right side face thereof;

FIG. 14 is a front view thereof;

FIG. 15 is a rear view thereof;

FIG. 16 is a left side view thereof;

FIG. 17 is a right side view thereof;

FIG. 18 is a top view thereof;

FIG. 19 is a bottom view thereof; and,

FIG. 20 is a partial enlarged perspective view of a portion shown by line 20-20 in FIG. 13.

The gray shading shown in the drawings is for indicating a three-dimensional shape of the article.

Claims

The ornamental design for a dental handpiece, as shown and described.

Referenced Cited
U.S. Patent Documents
3380162 April 1968 Heathe
D261032 September 29, 1981 Marucci
4669982 June 2, 1987 Fleer
4681540 July 21, 1987 Landgraf
D356866 March 28, 1995 Meller
6676374 January 13, 2004 Hashimoto
D499486 December 7, 2004 Kuhn
D580550 November 11, 2008 Thomssen
D588698 March 17, 2009 Thomssen
D669180 October 16, 2012 Takashi
20080213723 September 4, 2008 Tanaka
20090004623 January 1, 2009 Zhang
20090029312 January 29, 2009 Takashi
20090061384 March 5, 2009 Thomssen
20100112515 May 6, 2010 Chen
20180014909 January 18, 2018 Larsen
Foreign Patent Documents
301018806.0000 November 2018 KR
Patent History
Patent number: D904614
Type: Grant
Filed: Aug 30, 2019
Date of Patent: Dec 8, 2020
Assignee: Nakanishi Inc. (Kanuma)
Inventor: Yamato Inoue (Kanuma)
Primary Examiner: Wan Laymon
Application Number: 29/704,002