Balancing arm for a medical lamp

Description

FIG. 1 is a front elevational view of a balancing arm for a medical lamp showing our new design, the rear elevational view being a mirror image;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a perspective view thereof; and,

FIG. 7 is a side elevational view of the balancing arm with a lamp and support arm shown in broken lines for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
D187950 May 1960 Lauterbach
4107769 August 15, 1978 Saluja
4288844 September 8, 1981 Fisher et al.
Patent History
Patent number: D337173
Type: Grant
Filed: Mar 25, 1991
Date of Patent: Jul 6, 1993
Assignee: Yamada Iryo Shomei Kabushiki Kaisha (Tokyo)
Inventors: Reijiro Yamada (Tokyo), Nobuo Suzuki (Tokyo)
Primary Examiner: Susan J. Lucas
Law Firm: Wenderoth, Lind & Ponack
Application Number: 7/673,752