Retractable swimming pool cleaner

Claim 1

IN A SWIMMING POOL CLEANER HAVING A FLOAT-SUPPORTED MOVABLE CONDUIT AND A FLEXIBLE HOSE SUBMERGIBLE IN THE POOL WATER AND HAVING ITS UPPER END COUPLED TO SAID CONDUIT FOR RECEIVING WATER THEREFROM, WATER DISCHARGING FROM ITS OTHER END SERVING TO DISLODGE DIRT FROM THE POOL WALLS AND BOTTOM AS THE HOSE MOVES IN SINUOUS RANDOM FASHION IN THE WATER, SAID CONDUIT BEING CONNECTED AT ITS ONE END TO A SOURCE OF PRESSURIZED WATER AT THE EDGE OF THE POOL AND INCLUDING AT ITS OTHER END A LEADER ASSEMBLY ADAPTED TO SUBSTANTIALLY CONTINUOUSLY MOVABLY CONTACT THE SIDE WALL DEFINING THE POOL PERIPHERY AND PROVIDED WITH A PROPULSION PORT COMMUNICATING WITH THE CONDUIT INTERIOR WHEREBY REACTIVE FORCE OF WATER FLOWING OUTWARDLY THROUGH THE PORT SERVES TO PROPEL THE LEADER ASSEMBLY ALONG THE POOL SIDE WALL, THE PROVISION OF: MEANS RESILIENTLY BIASING THE CONDUIT INTO INOPERATIVE RETRACTED POSITION ADJACENT THE POOL SIDE WALL ADJOINING THE WATER SOURCE; AND MEANS ACTUATED BY THE PRESSURE OF WATER IN THE CONDUIT FOR OVERCOMING THE FORCE OF THE RESILIENTLY BIASING MEANS.