US 11,690,455 B2
Synchronous-tilt reclining chair
Shaun Smith, Harleysville, PA (US); John Chierici, Philadelphia, PA (US); and Jeff Theesfeld, Schwenksville, PA (US)
Assigned to Dinkar Chellaram, Bangalore (IN)
Filed by Dinkar Chellaram, Bangalore (IN)
Filed on Sep. 18, 2021, as Appl. No. 17/478,897.
Claims priority of provisional application 63/080,364, filed on Sep. 18, 2020.
Prior Publication US 2022/0087425 A1, Mar. 24, 2022
Int. Cl. A47C 1/031 (2006.01); A47C 1/032 (2006.01)
CPC A47C 1/03261 (2013.01) [A47C 1/03272 (2013.01); A47C 1/031 (2013.01); A47C 1/032 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A chair, comprising:
a seat base;
a backrest interconnected to said seat base via a hinge connection and movable relative to said seat base about a backrest pivot axis between a normal non-reclined position and a reclined position;
a seat supported on said seat base and having a rear portion adjacent said backrest and a front portion defining a front edge of said seat;
said rear portion of said seat being interconnected to said backrest via a hinge connection such that as said backrest is pivoted to the reclined position, said rear portion pivots relative to said backrest about a seat rear pivot axis and is elevated;
said front portion of said seat being interconnected to said seat base via a hinge connection such that said seat is movable about a seat front pivot axis and such that as said backrest is pivoted to the reclined position and said rear portion of said seat is elevated, said seat pivots about said seat front pivot axis causing said front edge of said front portion of said seat to be lowered; and
at least one tensioning spring, a plunger for engaging said at least one tensioning spring, and a front support bar that interconnects to said plunger and defines said seat front axis pivot axis.