Control unit for dental instruments

Description

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

FIG. 2 is a left-side elevation view of the control unit for dental instruments of FIG. 1;

FIG. 3 is a right-side elevation view of the control unit for dental instruments of FIG. 1;

FIG. 4 is a top plan view of the control unit for dental instruments of FIG. 1;

FIG. 5 is a bottom plan view of the control unit for dental instruments of FIG. 1;

FIG. 6 is a front elevation view of the control unit for dental instruments of FIG. 1;

FIG. 7 is a rear elevation view of the control unit for dental instruments of FIG. 1;

FIG. 8 is a perspective view of an alternative embodiment of a control unit for dental instruments;

FIG. 9 is a left-side elevation view of the control unit for dental instruments of FIG. 8;

FIG. 10 is a right-side elevation view of the control unit for dental instruments of FIG. 8;

FIG. 11 is a top plan view of the control unit for dental instruments of FIG. 8;

FIG. 12 is a bottom plan view of the control unit for dental instruments of FIG. 8;

FIG. 13 is a front elevation view of the control unit for dental instruments of FIG. 8; and,

FIG. 14 is a rear elevation view of the control unit for dental instruments of FIG. 8.

The broken line drawing of a support for the control unit in FIGS. 2, 3, 9 and 10 is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a control unit for dental instruments, as shown and described.

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Inventors:	Austin, Jr.; George K. (Newberg, OR), Nordstrom; Carl G. (Lake Oswego, OR), Zadnik; Bruno (Aloha, OR), Curtis; David L. (Tigard, OR)
Assignee:	A-Dec, Inc. (Newberg, OR)
Appl. No.:	D/005,493
Filed:	February 2, 1993

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Current U.S. Class:	D24/177
Field of Search:	;433/52-54,27-28,25,103-105,49,72,125,77,79 ;D24/176-179

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References Cited [Referenced By]

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U.S. Patent Documents

D217249	April 1970	Krantz
D218165	July 1970	Schleicher et al.
D231676	May 1974	House, II
D288122	February 1987	McGaha et al.
D293371	December 1987	Nordstrom et al.
D328791	August 1992	Nordstrom et al.
3229368	January 1966	Tocchini
3455620	July 1969	Coburn
3650033	March 1972	Behne et al.
3718974	March 1973	Buchtel et al.
3762051	October 1973	Valeska
3771226	November 1973	Lieb et al.
3918161	November 1975	Morgan et al.
4206546	June 1980	Runnells et al.
4676750	June 1987	Mason
4706847	November 1987	Sankey et al.
4770632	September 1988	Ryder et al.
4878709	November 1989	Okamoto
4883316	November 1989	Austin, Jr. et al.
5107899	April 1992	Murphy
5161970	November 1992	Baskas

Other References

Takara Belmont 50-page Japanese language dental equipment catalog, cover and pp. 23-24, circa Jan. 1991. . Anthos "Teseo", six-page brochure circa Jan. 1992. . A-Dec 117-page equipment catalog, cover and p. 32, Jan. 1991. . Signo "Grand", 19-page Japanese language brochure, cover, p. 6, circa Jan. 1991. . KaVo "Estetica.RTM. 1042 Die Faszination des Fortschritts", German language 13-page brochure, p. 7, circa Jan. 1991. . KaVo "Estetica.RTM. 1042 Ein Wichtiger Schritt in die Zukunft", German language 13-page brochure, pp. 2-3, circa Jan. 1991. . A-Dec 121-page catalog, cover and pp. 34, 36, 38 and 40, circa Sep. 1991. . A-Dec "J-Dec" two-page Japanese language brochure circa Jan. 1991. . Pelton and Crane one-page brochure circa Jan. 1991. . ETI four-page brochure circa Jan. 1991. . Planmeca Oy one-page "PM 2002 EC" brochure, circa Jan. 1991. . A-Dec "Continental System" two-page brochure circa Jan. 1991. . Osada "FX Series" 31-page Japanese language brochure, cover and pp. 15-17, circa Jan. 1991. . A-Dec two-page compilation of holder devices: 1969, 1974, 1976, 1980, 1987, 1991, circa Jan. 1991. . Takara Belmont 36-page Japanese language brochure, cover and pp. 16-18, circa Jan. 1991. . Den-Tal-E2 "E2000"two-page brochure circa Jan. 1991. . Siemens 27-page catalog, cover and pp 6-7, Feb. 1991. . KaVo "Systematica.RTM. 1060" four-page French language brochure, circa Jan. 1991. . J. Morita Corporation "Surpass" 21-page Japanese language brochure, cover and pp. 9, 11-12, and 16, circa Jan. 1991. . Belmont "SP-Six" ten-page brochure, p. 6, Aug. 1985. . Elan 2000 III 20-page Japanese language catalog, cover and pp. 5-6, circa Jan. 1991..

Primary Examiner: Burke; Wallace R.
Assistant Examiner: Tung; M. H.
Attorney, Agent or Firm: Klarquist Sparkman Campbell Leigh & Whinston