Chairs and seats – Supplemental seat – Fore or aft board straddling clamps
Patent
1998-10-15
1999-08-10
Nelson, Jr., Milton
Chairs and seats
Supplemental seat
Fore or aft board straddling clamps
2973781, 29741129, 2971841, A47C 108
Patent
active
059347511
ABSTRACT:
A chair attachment for mounting on a bench, in particular a bench seat of a picnic table for providing a comfortable seat for a user. The chair attachment includes a seat and a backrest pivotally coupled thereto. A generally rectangular U-shaped mounting bracket is coupled to the bottom face of the seat for helping hold the seat in a fixed position when rested on a bench of a picnic table.
REFERENCES:
patent: 645878 (1900-03-01), Tennyson
patent: 2605815 (1952-08-01), Zoranovich
patent: 2836223 (1958-05-01), Kent
patent: 2841207 (1958-07-01), Sweeney
patent: 5720522 (1998-02-01), Habeck
Johnson David H.
Johnson Jo Ann M.
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