Dental control unit

- A-Dec, Inc.
Description

FIG. 1 is a top perspective view of a dental control unit showing our new design;

FIG. 2 is a bottom perspective view;

FIG. 3 is a right-side elevational view;

FIG. 4 is a left-side elevational view;

FIG. 5 is a front elevational view;

FIG. 6 is a back elevational view;

FIG. 7 is a top plan view; and,

FIG. 8 is a bottom plan view.

The broken lines shown in FIGS. 2, 4, 5, 6, 7 and 8 are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D218165 July 1970 Schleicher
D243188 January 25, 1977 Meyer
D328791 August 18, 1992 Nordstrom
D361620 August 22, 1995 Phleps et al.
5273427 December 28, 1993 Austin, Jr.
5295825 March 22, 1994 Betush
Other references
  • Belmont: "Pro II" Chair Specification (8 pages), Jan. 1986. Sirona: Instrument Specifications. Porta-Cart, Tri-Pac, Porta-Dec Specifications (A-Dec Equipment Catalog 1991). Decade Handpiece Controls (3 pages) Sep. 1987 from A-Dec Equipment Catalog. Marus Dental Products Catalog (3 pages) Nov. 1980. Robin Dental Company Products Catalog (3 pages) Nov. 1980. Pelton & Crane "Ranger" Specification (2 pages) Feb. 1978.
Patent History
Patent number: D378416
Type: Grant
Filed: Sep 27, 1995
Date of Patent: Mar 11, 1997
Assignee: A-Dec, Inc. (Newberg, OR)
Inventors: Pierre M. LaPlante (Newberg, OR), Carl G. Nordstrom (Lake Oswego, OR), George K. Austin, Jr. (Newberg, OR)
Primary Examiner: Kay H. Chin
Law Firm: Klarquist Sparkman Campbell Leigh & Whinston, LLP
Application Number: 0/44,744
Classifications