Chairs and seats – Bottom – back and leg – Front leg integral with rear leg
Reexamination Certificate
1997-12-05
2001-01-16
Cuomo, Peter M. (Department: 3636)
Chairs and seats
Bottom, back and leg
Front leg integral with rear leg
C297S239000, C297S440220
Reexamination Certificate
active
06174029
ABSTRACT:
FIELD OF THE INVENTION
The present invention relates to chairs and more particularly to a chair having a leg reinforcement bar which supports the seat of the chair while reinforcing the legs of the chair and still permitting a number of chairs to be snugly nested in a stacking relationship.
DESCRIPTION OF THE PRIOR ART
Chairs with legs in the form of an inverted U shape and in which the seat of the chair is supported by upper transversely extending portions of the U-shaped legs have been heretofore provided. In addition to the simplicity in construction of such chairs the main advantage is that they can be stacked one on top the other and they nest together to minimize the necessary storage room.
Generally the inclusion of a bar extending between the legs to support the seat at the rear of the chair interferes with the stacking of the chairs and thus substantially diminishes one of the important advantages of such chairs.
U.S. Pat. No. 2,981,319 to Close discloses a chair having a leg reinforcement bar which extends between the substantially U-shaped legs at the rear of the chair. The leg reinforcement bar is bent upwardly near its middle to provide essentially a point to point contact with the bottom of the seat.
SUMMARY OF THE INVENTION
The present invention provides a construction similar to the construction shown in the Close patent except that in the present invention the leg reinforcement bar has an upwardly formed portion which extends a substantial distance along the bottom of the seat to provide substantially the entire support for the rear of the seat. As will become apparent as the description of the preferred embodiment of this disclosure proceeds, the leg reinforcement bar of the present invention provides reinforcement for the legs of the chair while not interfering with stacking of the chairs and permitting the seat of the chair to be grasped to remove a chair from the stack.
REFERENCES:
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Cuomo Peter M.
Gifford, Krass, Groh Sprinkle, Anderson & Citkowski, P.C.
Michigan Tube Swagers & Fabricators, Inc.
White Rodney B.
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