Patent ID: 9565975
Date: 2017-02-14
CPC Classifications: A47K

Claim:
1. A chair comprising: a first curved shell having a shape defined as starting from a base rising upward to a first crest, extending downward therefrom to a trough, rising upward therefrom to a second crest, and extending downward to a first shell bottom; a second curved shell disposed upon and affixed to said first curved shell, said second curved shell having a shape defined as starting from said base rising upward to said first crest, extending downward therefrom to said trough, rising upward therefrom to said second crest, and extending downward to a second shell bottom adjacent said first shell bottom, wherein said second curved shell includes a hollow extending from said second shell bottom towards said second crest; a cushioned pad affixed to said second curved shell; and, a height adjustment assembly including an assembly foot below said second shell bottom and extending into said hollow for adjusting the height of said second crest with respect to said first crest, further comprising: