Liquid strainers

Claim 1

A FLOATING STRAINER ASSEMBLY ADAPTED TO FLOAT IN UPRIGHT CONDITION WITHOUT TILTING, COMPRISING AT LEAST ONE HOLLOW BODY HAVING AN UPPER BUOYANCY PORTION AND A LOWER STRAINER PORTION SYMMETRICALLY DISPOSED WITH RESPECT TO EACH OTHER, THE WALL OF SAID STRAINER PORTION HAVING HOLES FOR THE ENTRY OF LIQUID, SPACED OUTLETS IN AND AXIALLY ALIGNED TRANSVERSELY OF SAID STRAINER PORTION IN A PLANE CONTAINING THE CENTERS OF BUOYANCY AND GRAVITY OF SAID BODY, A PAIR OF TUBULAR ELBOW PORTIONS, MEANS SWIVELLY CONNECTING ONE END OF EACH ELBOW PORTION TO SAID STRAINER PORTION IN COMMUNICATION THROUGH SAID OUTLETS RESPECTIVELY WITH SAID STRAINER PORTION, SAID CONNECTING MEANS PERMITTING REMOVAL OF SAID ELBOW PORTIONS TO PROVIDE READY ACCESS TO THE INTERIOR OF SAID STRAINER PORTION FOR CLEANING, AND SUCTION PIPE MEANS IN COMMUNICATION WITH THE OTHER ENDS RESPECTIVELY OF SAID ELBOW PORTIONS AND ARRANGED SYMMETRICALLY RELATIVE TO A VERTICAL PLANE PERPENDICULARLY BISECTING THE AXIS OF SAID STRAINER OUTLETS TO MAINTAIN SAID AXIS IN HORIZONTAL POSITION DURING FLOATATION OF THE BODY WHILE RESISTING ANY TENDENCY TO TILT SAID BODY OUT OF UPRIGHT POSITION AS SAID BODY SWIVELS RELATIVE TO SAID ELBOWS DURING THE RISE AND FALL MOVEMENT THEREOF, SAID SUCTION PIPE MEANS INCLUDING AT LEAST ONE FLEXIBLE HOSE ADAPTED TO BE CONNECTED IN AIR-SEALED RELATION WITH A FIXED SOURCE OF SUCTION AND ENABLING FREE RISE AND FALL MOVEMENT OF SAID BODY.