Patent ID: 6154896
Filing Date: 2000-12-05
Classification: A61G,Y10S

Abstract:
A power-assisted toilet seat lift assembly, comprising:a toilet seat;a support assembly adapted to support said toilet seat over a conventional toilet in a position suitable for use by a user, said support assembly having a lower frame and an upper frame connected together by a lift mechanism;said lower frame having a first portion adapted to rest on a floor adjacent to the toilet and a second portion that extends upwardly from a front end of said first portion;said upper frame having a top side on which said toilet seat is secured, and a bottom side on which said lift mechanism is secured; andsaid lift mechanism comprising a driving member and a first linkage assembly connected between said lower frame and said upper frame, said first linkage assembly comprising a first link pivotally connected between an upper end of the second portion of said lower frame and a front end of said upper frame, a second link having a first end pivotally connected to a lower front end of the lower frame, a third link having a first end pivotally connected to said upper frame at a location spaced rearward from said front end of said upper frame, said second and third links each having second ends that are pivotally connected together, and a fourth link having a first end pivotally connected to said second link at a location spaced from said second end of said second link, said fourth link having a second end pivotally connected to said upper frame at a location spaced from said first end of said third link, said driving member being operable in conjunction with said first linkage assembly to move said upper frame relative to said lower frame, whereby said toilet seat can be moved from a lowered position to a raised position in which the toilet seat is lifted upwardly, displaced forwardly, and tilted with a rear end of the toilet seat higher than a front end of the toilet seat to accommodate a physically impaired person.