Chair structure

Details Chair structure Chair structure

2005-08-30

2005-08-30

Barfield, Anthony D. (Department: 3636)

Chairs and seats

Having detachably interfitting parts or components; i.e.,...

Interfitted bottom and bottom frame

C297S452590

Reexamination Certificate

active

06935698

ABSTRACT:
An improvement of a chair structure is disclosed. The chair comprising a back, a sitting pad, a supporting mechanism and a bottom cover characterized in that the supporting mechanism is provided with a securing element which allows mounting of a horizontal supporting tube; the bottom of the sitting pad is provided with a base plate having screw holes and securing hole for the bottom cover; such that screw nuts pass through the securing hole and the horizontal supporting tube to the screw hole of the base plate and the sitting pads mounted onto the supporting mechanism; the base cover is provided with a securing stud and a screw limiting stud and the securing stud is engaged to the securing hole and the base cover is secured to the bottom of the sitting pad and the horizontal supporting tube is enclosed and the limiting stud urges the screw nut so that the screw nut is prevented from dislocation to ensure the support force of the chair is stable.

REFERENCES:
patent: 3823980 (1974-07-01), Harnick
patent: 3851920 (1974-12-01), Harris et al.
patent: 6010194 (2000-01-01), Cykon
patent: 6149240 (2000-11-01), Pietrzak
patent: 6270162 (2001-08-01), Jeny
patent: 6279998 (2001-08-01), Chu et al.

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