Title: Agricultural implement for raking or spreading crop lying on the ground having an improved frame

Abstract: The invention relates to an agricultural implement for raking or spreading crop lying on the ground comprising a frame attached to the three-point lift of a tractor and at least one pair of rake wheels suspended to said frame and driven by the power take-off shaft of the tractor; the improvement concerns the frame comprising a longitudinal beam coupled with the tractor and extending in the direction of movement and a transverse beam pivoted to the former, the pivot having a vertical hinge pin as well as a hinge pin extending in the length direction, and an adjustable coupling member being arranged between the longitudinal and transverse beams for the adjustment of the angle formed by the beams.

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Inventors: van der Plas, Nicolaas
Broijl, Berend

Application Number: 605802
Filing Date: 1975-08-19
Publication_date: 1977-04-05
Assignee:
Primary Class(es): 56/370 56/DIG14
Other Classes:
US Patent Ref:

2147183	Feb, 1939	Zimbalist	254/192.
2923118	Feb, 1960	VAN DER Lely et al.	56/370.
3059403	Oct, 1962	Bamford et al.	56/192.
3559389	Feb, 1971	VAN DER Lely et al.	56/370.
3841073	Oct, 1974	VAN DER Lely	56/370.
3890769	Jun, 1975	VAN DER Lely	56/370.

Other Refs: 2,032,0432,160,771

Jan, 1971	DT
Jun, 1972	DT

Primary Examiner: Eskovitz, J. N.
Assistant Examiner:
Attorney: Snyder, Brown & Ramik