Patent ID: 9107510
Filing Date: 2015-08-18
Classification: A47C,A61G

Abstract:
1. A medical bed apparatus for seamlessly changing bed sheets and relieving pressure underneath an occupying patient, comprising: (a) a master bed frame having a first end and a second end, wherein said first end is secured to a headboard, and said second end is secured to a footboard; (b) a primary mattress over said master bed frame, such that said primary mattress is positioned between said headboard and said footboard; (c) at least one carriage assembly in engagement contact with said primary mattress and wherein said at least one carriage assembly is positioned between said headboard and said footboard; (d) at least one means to move said at least one carriage assembly over said primary mattress from a first position to a second position; and (e) at least one tension pulley assembly in engagement with at least one first belt under said primary mattress and at least one second belt over said primary mattress, wherein the at least one tension pulley assembly is configured to exert a downward tension on the at least one second belt so as to form a pocket in the mattress within which the at least one carriage assembly resides when in the first position.