Universal carriage

Claim 1

A CONVERTIBLE CARRIAGE ADAPTED FOR BEING SELECTIVELY CHANGED FROM A SLED FORM TO A WHEELED FORM COMPRISING A SUBSTANTIALLY RECTANGULAR TUBULAR ROUND FRAME; A PAIR OF SUITABLE SPACED-APART PARALLEL DISPOSED SKIS SECURED SUITABLY TO THE UNDERSIDE OF THE FRAME; A SLEEVE DISPOSED ROTATABLY UPON THE FRONT PORTION OF SAID ROUND FRAME, SAID SLEEVE HAVING AN INTEGRAL NORMALLY HORIZONTAL FORWARD LEDGE HAVING A VERTICAL APERTURE THEREIN AND HAVING AN INTEGRAL DEPENDING RAIL MEANS ADJACENT TO SAID LEDGE; A ROCKER ARM HAVING A FOOT PEDAL HINGEDLY DISPOSED ON SAID RAIL MEANS; A PAIR OF COLLARS FIXEDLY DISPOSED ON SAID FRAME ADJACENT EACH END OF SAID SLEEVE, ONE OF SAID COLLARS BEING A LOCKING COLLAR HAVING A DEPENDING LOCKING LUG ADAPTED TO ENGAGE SAID FOOT PEDAL; SPRING MEANS DISPOSED AT ONE END ON SAID ROCKER ARM AND ENGAGING SAID SLEEVE FOR URGING THE OTHER END OF SAID ROCKER ARM INTO ENGAGEMENT WITH SAID LOCKING COLLAR DEPENDING LUG; A SHANK PROTRUDINGLY DISPOSED THROUGH SAID VERTICAL APERTURE OF SAID LEDGE; HANDLE MEANS HINGEDLY SECURED TO SAID PROTRUDING PORTION OF SAID SHANK; FRONT WHEEL MEANS HAVING A SMALL SWIVEL WHEEL SECURED TO THE BASE OF SAID SHANK; A PAIR OF LARGE REAR WHEEL MEANS EACH HAVING A SWINGABLE PLATE RESPECTIVELY SECURED HINGEDLY TO EACH SIDE OF SAID FRAME ADJACENT THE REAR PORTION, AND LINK MEANS SECURING SAID REAR WHEEL MEANS AND SAID FRONT WHEEL MEANS WHEREBY SELECTIVE ROTATION OF SAID SLEEVE AND SAID HANDLE AS A UNIT SWINGS THE FRONT AND THE REAR WHEELS SIMULTANEOUSLY TO ENGAGE AND DISENGAGE THE GROUND.