Patent ID: 6837183
Filing Date: 2005-01-04
Classification: A01K,Y02A

Abstract:
1. A device, hereinafter denoted a bivalve harvester ( 2 ), for harvesting and tending, including thinning, farmed bivalves ( 6 ) that attach to and grow on a net ( 10 ) in water ( 4 ), said harvester ( 2 ) also being intended for cleaning unwanted matter from the net ( 10 ) in water ( 4 ), said net ( 10 ) being arranged to a floating device, including a floating tube ( 14 ), for suspending the net ( 10 ) substantially vertically and extending it horizontally in the water ( 4 ), said harvester ( 2 ) also being arranged to at least one floating device ( 14 , 78 , 80 ) and at least one propulsion device for moving the harvester ( 2 ) horizontally in the water ( 4 ), wherein said bivalve harvester ( 2 ) consists of a frame provided with at least one non-propulsion roller constituting at least one harvesting roller ( 90 , 92 ) or, alternatively, at least one tending or cleaning roller ( 94 , 96 ), the at least one roller ( 90 , 92 , 94 , 96 ) being rotatable about its longitudinal axis, and wherein said at least one roller ( 90 , 92 , 94 , 96 ), in its position of use, extends substantially vertically and parallel with the net ( 10 ), and wherein an outer surface of said at least one roller ( 90 , 92 , 94 , 96 ) is provided with at least one scraping, milling or brushing device, said attached matter being removed from the net ( 10 ) when said at least one roller ( 90 , 92 , 94 , 96 ) is pressed and rotated against the net ( 10 ).