Patent ID: 7210540
Filing Date: 2007-05-01
Classification: A01B,Y10T

Abstract:
1. An agricultural tillage implement comprising a tine, an adaptor piece mounted and secured onto the tine, a tool received on the adaptor piece and a securing arrangement comprising a retaining pin to retain the tool onto the adaptor piece, the tool comprising a socket and the adaptor piece being tapered to be received in the socket, wherein the socket has an upper surface facing upwardly with respect to a top surface of the adaptor piece, the adaptor piece comprising a pair of concave transverse arcuate slots extending from the top surface of the adaptor piece to adjacent opposed sides of the adaptor piece for receiving the retaining pin, the socket of the tool comprising an aperture on said upper surface and notches aligned with the aperture in opposed sides of the socket, the notches in use substantially aligning with the arcuate slots in the adaptor piece, when the adaptor piece is received in the socket, and a portion of the retaining pin in use engaging the aperture and the notches to prevent disengagement of the socket from the adaptor piece.