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US 4,819,283 AGranted
Invalid transfer arrangement
AssigneeNova Technologies, Inc.
InventorsPaul DiMatteo, Charles F. Chubb, Robert Segnini
Life of this patent
Estimating the term…
Abstract
An arrangement of a wheelchair with a movable seat and leg rest and a bed equipped with transfer apparatus provided with rollers, a movable sheet and lift arms, for transporting an invalid comfortably across the bed to a sitting position in the wheelchair. The invalid can also be transferred to a standing position at the end of the bed.
Claims46
An invalid transfer arrangement comprising:
- a wheelchair removably positioned at the end of a bed;
- said wheelchair having wheels, a frame, a back rest, a leg rest, and a seat;
- said leg rest being movably connected to said frame;
- said leg rest being movable between a seating position sloping down from said seat and a substantially level transfer position over said seat;
- said bed having a mattress adjacent to and at substantially the height of the leg rest transfer position;
- a transport sheet extending across said mattress;
- roller means for moving said transport sheet and transporting a reclining person across the mattress and partly onto said leg rest when said leg rest is in said transfer position;
- drive means for moving said leg rest form said transfer position to said seating position and thereby moving said reclining person partly onto the seat;
- lift means for raising said reclining person to a sitting position on the seat;
- said back rest being insertable on said frame behind the person.
7 more elements
An invalid transfer arrangement comprising:
- a wheel chair removably positioned at the end of a bed;
- said wheelchair having wheels, a frame, and removable back rest;
- a seat, and a leg rest movably attached to said frame;
- said leg rest being movable between a seating position sloping down from said seat and substantially level transfer position over said seat;
- said seat having connections to said frame and said leg rest such that said seat is substantially horizontal when the leg rest is in said seating position and in said transfer position;
- said seat being tilted from the horizontal when the leg rest is in other positions;
- said bed having a mattress adjacent to and at substantially the height of the leg rest transfer position;
- a transport sheet extending across the mattress;
- roller means for moving the transport sheet and transporting a reclining person across the mattress and onto said leg rest when said leg rest is in said transfer position;
- drive means for moving said leg rest between said transfer position and seating position and thereby moving the person partly onto the seat;
- lift means for raising the person to a sitting position on the wheelchair;
- said back rest being insertable on the frame behind the person.
9 more elements
An invalid transfer arrangement comprising a wheelchair removably positioned at the end of a bed;
- said wheelchair having wheels, a frame, a removable back rest, and a seat;
- a movable leg rest attached through pivots and links to said frame;
- said leg rest being movable between a seating position sloping down from said seat and a substantially level transfer position over said seat;
- said bed having a mattress extending in vicinity of and at substantially the height of the leg rest transfer position;
- a transport sheet extending across said mattress;
- roller means for moving the transport sheet and transporting a reclining person across said mattress and partially onto the leg rest when said leg rest is in said transfer position;
- drive means for moving the leg rest from said transfer position to said seating position and transporting the reclining person partially onto the seat;
- with means for raising the reclining person to a sitting position on the seat;
- and a back rest removably insertable on said frame behind the person.
6 more elements
An invalid transfer arrangement comprising a wheelchair removably positioned at the end of a ed;
- said wheelchair having wheels, a frame and a removable back rest;
- a seat pivotable attached on opposite sides to the frame;
- a leg rest attached through links and pivots to the frame and to the seat such that said leg rest is movable between a seating position sloping down from said eat and substantially level transfer position over said seat;
- said seat being substantially horizontal when the leg rest is in said seating position and in said transfer position and said seat is tilted from the horizontal when the leg rest is in other positions;
- said bed having a mattress in vicinity of and substantially the height of the leg rest transfer position;
- a transport sheet extending across said mattress;
- roller means for moving the transport sheet and transporting a reclining person across said mattress and partially onto the leg rest when said leg rest is in said transfer position;
- drive means for moving the leg rest from said transfer position to said seating position and transporting the reclining person partially onto the seat;
- lift means for raising the reclining person to a sitting position on the seat;
- said back rest being insertable on said frame behind the person.
7 more elements
An invalid transfer arrangement comprising a wheelchair removably held in position at the end of a bed by a latch;
- said wheelchair having wheels and a frame with two sides;
- a removable back rest;
- a seat pivotably attached to each side of the frame;
- a leg rest attached through a hinge to the seat and pivotably connected through links to the sides of the frame such that the leg rest is movable between a seating position sloping down from the seat and a substantially level transfer position over the seat;
- said seat rotating from a normal horizontal position to an inverted horizontal position when the leg rest is moved form said seating position to said transfer position;
- said bed having a mattress in vicinity and at substantially the height of said leg rest in said transfer position;
- a transport sheet on which a person may recline extending across the mattress between rollers in vicinity of head and foot ends of the bed;
- said transport sheet being attached and partially rolled up on said rollers;
- sheet driving means on the bed for rolling said transport sheet onto one of said rollers and off another said rollers and thereby moving said transport sheet across the mattress and transporting a reclining person across the bed and partly onto the leg rest when said leg rest is in said transfer position;
- an electric motor coupled to the leg rest for moving the leg rest from said transfer position to said seating position and moving said reclining person partly onto said seat;
- lift means for elevating part of the mattress and raising said reclining person to a sitting position on the seat;
- control means for regulating operation of said transfer arrangement;
- and means for inserting the back rest behind the person.
10 more elements
An invalid transfer arrangement comprising a wheelchair removably held in position at the end of a bed by a latch;
- said wheelchair having wheels and a frame with two sides;
- a removable back rest;
- a rotatable seat attached to each side of the frame by pivots;
- a leg rest attached through a hinge to the seat to he seat and pivotably connected through links to the sides of the frame such that the leg rest is movable between a seating position sloping down from the seat and a substantially level transfer position over the seat;
- said seat rotating from a normal horizontal position to an inverted horizontal position when the leg reset is moved from said seating position to said transfer position;
- said bed having a mattress in vicinity of and at substantially the height of said leg rest in said transfer position;
- a transport sheet on which a person may recline extending across the mattress between rollers in vicinity of head and foot ends of the bed;
- said transport sheet being attached and partially rolled up on said rollers;
- sheet driving means on the bed for rolling said transport sheet onto one of said rollers and off another said rollers and thereby moving said transport sheet across the mattress sand transporting a reclining person across the bed and partly onto the leg rest when said leg rest is in said transfer position;
- lift means for lifting part of the mattress and raising the reclining person to a sitting position;
- coupling means between the seat and lift means for driving the leg rest and seat to said seating position and moving the person onto the seat when said mattress is being lifted;
- control means for regulating operation of said transfer arrangement;
- and means for inserting the back rest behind the person.
10 more elements
An invalid transfer arrangement comprising;
- a wheelchair removably positioned at the end of a bed;
- said wheelchair having a leg rest and a seat;
- said bed having a mattress adjacent to and at substantially the height of the seat;
- a transport sheet extending across the mattress;
- roller means for moving said transport sheet and transporting a reclining person across the mattress and partly onto said seat and leg rest;
- sand lift means for raising said reclining person to a sitting position on the seat.
3 more elements
An invalid transfer arrangement comprising:
- a wheelchair removably positioned at the end of a bed;
- said wheelchair having a frame, a leg rest, a back rest and a seat;
- said bed having a mattress adjacent to at substantially the height of the seat;
- a transport sheet extending across the mattress;
- roller means for moving said transport sheet and transporting a reclining person across the mattress and partly onto said seat and leg rest;
- lift means for elevating part of said mattress and raising said reclining person to a sitting position on the seat;
- said back rest being insertable on the frame behind the person.
4 more elements
Dependencies are inferred from the claim text.