Combined seat and backrest unit for an office chair

- Knoll International, Inc.
Description

FIG. 1 is a side elevational view of a combined seat and backrest unit for an office chair embodying the design;

FIG. 2 is a front elevational view of the combined seat and backrest unit for an office chair of FIG. 1;

FIG. 3 is a rear elevational view of the combined seat and backrest unit for an office chair of FIG. 1;

FIG. 4 is a side elevational view of a modified form of a combined seat and backrest unit for an office chair embodying the design;

FIG. 5 is a front elevational view of the combined seat and backrest unit for an office chair of FIG. 4;

FIG. 6 is a rear elevational view of the combined seat and backrest unit for an office chair of FIG. 4.

The side of the combined seat and backrest unit for an office chair that is not shown is a mirror image of the side that is shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D192799 May 1962 Eames
D218816 September 1970 Leaver
D249406 September 19, 1978 Ambasz
D250374 November 28, 1978 Prizlow et al.
Patent History
Patent number: D279332
Type: Grant
Filed: Jun 11, 1979
Date of Patent: Jun 25, 1985
Assignee: Knoll International, Inc. (New York, NY)
Inventor: Niels Diffrient (New York, NY)
Primary Examiner: Bruce W. Dunkins
Attorney: Robert Scobey
Application Number: 6/47,122
Classifications
Current U.S. Class: D/6379; D/6364