A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
A63B 21/055 (2006.01) A63B 21/00 (2006.01) A63B 23/02 (2006.01) A63B 26/00 (2006.01)
Patent
CA 2683675
A resistance chair with wheels assists users with performing correct abdominal crunches by guiding the user's effort. The resistance chair includes a seat connected to a hinged back with back support that extends to support the user's back and assist in the crunch recovery following the crunch extension.
L'invention concerne une chaise à résistance équipée de roues, qui aide les utilisateurs à effectuer correctement des abdominaux par enroulement vertébral par guidage de l'effort de l'utilisateur. Cette chaise à résistance comprend un siège couplé à un dossier articulé pourvu d'un support dorsal disposé de manière à supporter le dos de l'utilisateur et assister le mouvement de retour succédant au mouvement d'extension.
Fitness Iq Llc
Sim & Mcburney
LandOfFree
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