Apparatus for transferring invalids

Claim 1

A WHEELED CHAIR COMPRISING A CHAIR FRAME MOUNTED ON WHEELS, SAID CHAIR FRAME INCLUDING SEAT SUPPORTING MEANS AND A HANDLE ARRANGEMENT FOR MANUALLY PROPELLING THE CHAIR, A REMOVABLE SEAT COMPRISING A FRAME WHICH AFFORDS A HORIZONTAL SEAT PORTION AND A BACK REST PORTION, WHICH FRAME CAN BE PLACED ON SAID SEAT SUPPORTING MEANS SO AS TO BE SUPPORTED THEREBY, HOLDING MEANS AT EACH SIDE OF THE FRAME OF SAID REMOVABLE SEAT AND A RETAINING BAR FOR ENGAGEMENT WITH SAID HOLDING MEANS, WHICH BAR IS ADAPTED TO EXTEND ACROSS THE FRONT OF THE REMOVABLE SEAT TO RETAIN AN INVALID DISPOSED ON SAID REMOVABLE SEAT IN POSITION, THE HANDLE ARRANGEMENT INCLUDING A PAIR OF HORIZONTALLY SPACED APART HAND GRIPS AND A PAIR OF UPRIGHT MEMBERS WHICH ARE INTERCONNECTED BY BRACING MEANS EXTENDING BETWEEN THE LOWER ENDS OF SAID UPRIGHT MEMBERS, SAID BRACING MEANS BEING DISPOSED BELOW THE LEVEL OF SAID SUPPORTING MEANS TO DEFINE, TOGETHER WITH SAID UPRIGHT MEMBERS, AN OPENING THROUGH WHICH LIFTING MEANS CAN BE INSERTED FOR ENGAGEMENT WITH THE UNDERSIDE OF SAID REMOVABLE SEAT TO ENABLE THE REMOVABLE SEAT AND AN INVALID DISPOSED THEREON TO BE RAISED FROM SAID FRAME.