Title:
Dental handpiece
United States Patent D305935


Inventors:
Straihammer, Reinhard (Heppenheim, DE)
Schuss, Werner (Munich, DE)
Application Number:
07/106432
Publication Date:
02/06/1990
Filing Date:
10/06/1987
Assignee:
Siemens Aktiengesellschaft (Berlin and Munich, DE)
Primary Class:
Field of Search:
D24/10, D24/12, D24/15-16, 433/102, 433/114, 433/116, 433/118, 433/125, 433/131, 433/133, 433/82
View Patent Images:
US Patent References:
4661060Dental handpieceApril, 1987Strohmaier433/82
4619614Rotational coupling device for a dental handpiece having a built-in batteryOctober, 1986Baba et al.433/131
D276936Personal dental care applianceDecember, 1984FattalehD24/10
D264876Dental handpieceJune, 1982SeidD24/12
D255929Improved dental handpieceJuly, 1980Austin, Jr.D24/10
4080737Coupling device for dental handpiecesMarch, 1978FleerD24/10
3014278Dental handpieceDecember, 1961Aymar et al.D24/12



Foreign References:
GB797533July, 1958433/82
Other References:
"Dental Instruments", 1981, p. 41--Handpiece.
Primary Examiner:
VINSON, BRIAN N
Attorney, Agent or Firm:
HILL, VAN SANTEN, STEADMAN & SIMPSON (70TH FLR. SEARS TOWER, CHICAGO, IL, 60606, US)
Claims:
1. The ornamental design for a dental handpiece.

Description:

FIG. 1 is a bottom plan view of a dental handpiece showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a front end elevational view thereof, the rear being plain and unornamented;