Donald L Hogan

US Patent:

55989152, Feb 4, 1997

Filed:

Apr 4, 1995

Appl. No.:

8/411674

Inventors:

Jonny Malmberg - Redmond WA
Jon A. Hocker - Kirkland WA
John R. Strong - Kirkland WA
Donald L. Hogan - Bellevue WA

Assignee:

Frigoscandia Equipment AG - Helsingborg

International Classification:

B65G 4500

US Classification:

198495

Abstract:

A conveyor belt washer having a plurality of nozzles (12) for ejecting water jets towards an upper side of a foraminous conveyor belt (5). A tank (2) is positioned under the foraminous conveyor belt for receiving water ejected from the nozzles, the tank having a foraminous top side (17) for separating particles accompanying the water, an outlet opening (16) in a lower part (9) thereof and a ventilating opening in an upper part (8) thereof. The conveyor belt washer further having a pump (24) with an inlet and an outlet (29), and pipings (27, 28) connecting the outlet opening of the tank to the inlet of the pump, and the outlet of the pump to the plurality of nozzles, such that the water is recirculated and air entrained by the water through the foraminous top side of the tank escapes through the ventilating opening thereof.