US 11,788,260 B2
Implement ground engaging tip assembly having tip with tapered retention channel
Douglas Serrurier, Morton, IL (US); Eric Sinn, East Peoria, IL (US); Jason Jura, Peoria, IL (US); and Mihai Mircea Balan, Dunlap, IL (US)
Assigned to Caterpillar Inc., Peoria, IL (US)
Filed by CATERPILLAR INC., Peoria, IL (US)
Filed on Feb. 15, 2022, as Appl. No. 17/672,087.
Application 17/672,087 is a continuation of application No. 16/655,789, filed on Oct. 17, 2019, granted, now 11,306,461.
Application 16/655,789 is a continuation of application No. 15/782,889, filed on Oct. 13, 2017, granted, now 10,480,162, issued on Nov. 19, 2019.
Claims priority of provisional application 62/434,795, filed on Dec. 15, 2016.
Prior Publication US 2022/0243429 A1, Aug. 4, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. E02F 9/28 (2006.01)
CPC E02F 9/2833 (2013.01) [E02F 9/2825 (2013.01); E02F 9/2858 (2013.01); E02F 9/2883 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A ground engaging tip comprising:
a body with a rear surface and a front surface that is narrower than the rear surface;
a top outer surface;
a bottom outer surface, wherein the top outer surface and the bottom outer surface extend forward from the rear surface of the ground engaging tip and converge at the front surface of the ground engaging tip;
first and second side outer surfaces extending forward from the rear surface of the ground engaging tip to the front surface;
a nose cavity defined within the body and extending from the rear surface toward the front surface, the nose cavity comprising:
first and second side inner surfaces opposite the first and second side outer surfaces, respectively;
an aperture in each of the first and second side inner surfaces; and
a retention channel defined in each of the first and second side inner surfaces, each retention channel extending from the rear surface to the respective aperture,
wherein each retention channel comprises an untapered portion and a tapered portion, wherein a length of the tapered portion is greater than a length of the untapered portion.