US 9,807,927 B2
Overlapping sickle section for a knife assembly
Karl William Klotzbach, Muskego, WI (US)
Assigned to CNH Industrial America LLC, New Holland, PA (US)
Filed by CNH America LLC, New Holland, PA (US)
Filed on Dec. 4, 2013, as Appl. No. 14/96,142.
Prior Publication US 2015/0150190 A1, Jun. 4, 2015
Int. Cl. A01D 34/13 (2006.01); A01D 34/14 (2006.01)
CPC A01D 34/14 (2013.01) 17 Claims
OG exemplary drawing
 
1. A sickle section for use in a knife assembly having a plurality of sickle sections disposed in adjacent relationship, the sickle section comprising:
a first portion lying in a first plane, said first portion including:
a crop cutting region; and
a knife back attachment region distal from the crop cutting region;
a second portion lying in a second plane spaced from said first plane and connected to the first portion about a first lateral side of the knife back attachment region; and
an elongated notch at a juncture of the first portion and the second portion and proximate the connection of the second portion to the first portion, and
wherein the knife back attachment region comprises an upwardly extending transition region connected to the second portion at the first lateral side of the knife back attachment region, and a recessed area about a second lateral side of the knife back attachment region opposite the first lateral side, the recessed area sized so as to be configured to receive an upwardly extending transition region of a knife back attachment region of a first adjacently positioned and identically shaped sickle section, and
whereby the second portion is configured for overlapping a second adjacently positioned and identically shaped sickle section.