Bilge pump

Claim 1

A BILGE PUMP OF THE CHARACTER DESCRIBED COMPRISING A BASE PLATE FOR FIXING THE PUMP WITHIN A BILGE OR SUMP MOLDED FRAME MEMBER THAT IS FLANGED AT ITS LOWER END FOR FIXED CONNECTION TO THE BASE PLATE, THE FRAME BEING PROVIDED WITH A PERPENDICULAR CYLINDRICAL CHAMBER AND A GENERALLY RECTANGULAR FLOAT CHAMBER, A MOTOR FIXED AT THE UPPER END OF THE CYLINDRICAL CHAMBER AND WITH THE MOTOR BEING PROVIDED WITH A DOWNWARDLY EXTENDING SHAFT, A CYLINDRICAL CUP OPEN AT ITS TOP AND WITH THE CUP HAVING A CLOSED BOTTOM THAT IS CYLINDRICALLY RECESSED TO RECEIVE THE SHAFT OF THE MOTOR, THE SHAFT BEING FIXED TO THE EXTENSION, A CENTRIFUGAL PUMP MOUNTED IN THE LOWER END OF THE CYLINDRICAL CHAMBER AND WITH THE PUMP HAVING A CASING THAT IS DETACHABLY CONNECTED TO OPPOSITE SIDES OF THE CHAMBER, THE PUMP CASING BEING CLOSED AT ITS LOWER SIDE, COUPLING MEANS BETWEEN THE EXTENSION OF THE MOTOR AND WHEREBY THE CUP AND THE PUMP ARE ROTATABLE FROM THE SHAFT OF THE MOTOR, THE PUMP CASING UPON ITS TOP BEING PROVIDED WITH A WATER INLET OPENING THAT SURROUNDS THE EXTENSION, OUTLET MEANS FOR THE PUMP, A FLOAT DISPOSED WITHIN THE FLOAT CHAMBER AND SLIDABLE UPON A VERTICALLY DISPOSED ROD, THE ROD SLIDABLE WITHIN A BOSS MOLDED INTEGRAL WITH THE BASE PLATE AND SLIDABLE THROUGH A BOSS THAT IS INTEGRAL WITH A TOP OF THE FLOAT CHAMBER, THE ROD HAVING UPPER AND LOWER STOP COLLARS WHEREBY THE ROD IS SHIFTED UPWARDLY AND DOWNWARDLY BY THE FLOAT, THE ROD AT ITS UPPER END ENGAGING A SWITCH FOR ENERGIZING THE MOTOR FROM A SOURCE OF ELECTRICAL ENERGY WHEN THE FLOAT IS SHIFTED UPWARDLY BY THE RISE OF WATER ENTERING THE FLOAT CHAMBER, AN OUTER MOLDED SHELL THAT OVERLIES THE FRAME IN SLIGHTLY SPACED RELATION THERETO, THE SHELL ALSO BEING FLANGED AT ITS BOTTOM TO OVERLIE THE FLANGE OF THE FRAME WHEREBY THE FRAME AND THE SHELL ARE JOINTLY FIXED TO THE BASE PLATE, OPENINGS FORMED IN A FRAME WALL AND OPENINGS FORMED IN THE SHELL WHEREBY WATER MAY ENTER FLOAT CHAMBER AND TO FLOW THROUGH AND INTO THE PUMP AND SCREENS FIXED TO THE SHELL TO PREVENT THE ENTRY OF FOREIGN MATTER INTO THE CHAMBERS.