Dispenser for powdered soap and the like

Claim 1

IN A DEVICE FOR DISPENSING POWDERED MATERIAL A HOUSING COMPRISING UPPER AND LOWER MATERIAL CHAMBERS, SAID LOWER CHAMBER HAVING A DISCHARGE OPENING, AND AN INTERNAL LEDGE CIRCUMFERENTIALLY DISPOSED ON SAID HOUSING ABOVE SAID DISCHARGE OPENING, A REMOVABLE PLATE HAVING AN OPENING THEREIN AND DISPOSED ON SAID LEDGE; A PLUNGER VALVE MOUNTED FOR VERTICAL MOVEMENT IN SAID DISCHARGE OPENING AND THE OPENING IN SAID REMOVABLE PLATE; MEANS DISPOSED ABOVE THE OPENING IN SAID REMOVABLE PLATE FOR SLIDEABLY SUPPORTING SAID PLUNGER VALVE; SAID PLUNGER VALVE PROVIDED WITH UPPER AND LOWER STEM PORTIONS AND A VALVE BODY DISPOSED BETWEEN SAID STEM PORTIONS AND BEING LARGER IN CROSS SECTION THAN SAID STEMS, SAID VALVE BODY HAVING A PLURALITY OF DOWNWARDLY DIVERGENT NOTCHES, SAID NOTCHES SO PLACED THAT WHEN THE PLUNGER VALVE IS IN ITS LOWER POSITION THEY ARE BELOW THE OPENING IN SAID REMOVABLE PLATE AND THE SHOULDERS OF SAID NOTCHES EFFECTIVELY CLOSE THE OPENING IN SAID REMOVABLE PLATE, AND THE BODY PORTION BELOW SAID NOTCHES IS EFFECTIVELY CLOSING SAID DISCHARGE OPENING AND WHEN SAID PLUNGER VALVE IS IN ITS UPPER POSITION SAID NOTCHES ARE ABOVE THE OPENING IN SAID REMOVABLE PLATE AND THE BODY PORTION BELOW SAID NOTCHES IS EFFECTIVELY CLOSING THE OPENING IN SAID REMOVABLE PLATE; PRESSURE MEANS DISPOSED BETWEEN THE SUPPORT MEANS AND THE UPPER SURFACE OF SAID VALVE BODY EFFECTIVE TO MAINTAIN THE PLUNGER VALVE IN ITS LOWERMOST POSITION; AND BUSHING MEANS ADAPTED TO FIT INTO THE UPPER SECTION OF SAID HOUSING AND EFFECTIVELY HOLD SAID SUPPORT MEANS AND SAID REMOVABLE PLATE IN PLACE.