Patent ID: 6934974
Filing Date: 2005-08-30
Classification: A47K

Abstract:
1. A toilet seat lifter, comprised of a housing, an adapter bracket, a small lever arm, a large lever arm, a small gear, a large gear, a counterweight, and a seat lift adjustment means, the housing connected fixedly to the adapter bracket, the housing and adapter bracket capable of being attached to a standard toilet behind the placement of the toilet seat, the small gear and large gear connected by gear engagement, the small lever arm connected fixedly to the center of rotation of the small gear, the large lever arm connected fixedly to the center of rotation of the large gear, the small and large lever arms bent in such a manner that the motion of the large lever arm rotates the large gear and the motion of the small gear moves the small lever arm, the small lever arm connected removably to the underside of a standard toilet seat by means of an attachment clip, the end of the small lever arm inserted through the attachment clip capable of sliding the length of the attachment clip while the seat is lifted, said sliding motion minimizing the angular distance turned by the small gear, the large lever arm possessing a counterweight that is adjustable by sliding the counterweight along the length of the large lever arm, the large lever arm possessing a pedal at the end of the large lever arm away from the large gear, the pedal possessing a multiplicity of insertion holes that are capable of receiving the end of the large lever arm, the distance the pedal stops above the ground when the pedal is depressed adjustable by means of selecting an appropriate hole in which to insert the large lever arm, the pedal held on the end of the large lever arm by means of friction, the large lever arm extending from the housing behind the standard toilet seat towards the floor without contacting the floor, the toilet seat lifter operated by attaching the housing with the adapter bracket behind the toilet seat such that one end of the small lever arm is connected removably to the underside of the standard toilet seat, the large lever arm extending alongside the toilet stool towards the floor, the counterweight adjusted along the length of the large lever arm to a position that balances the weight of the toilet seat and regulates the speed of the seat descent to the down position, the seat lifted by pressing the pedal at the end of the large lever arm with the foot until the toilet seat is all the way up, the seat lowered by lifting the pedal with the foot until the toilet seat starts towards the down position.