US 12,240,281 B2
Aligning hitch pin assembly
Daniel Anthony Perotti, St. Charles, MO (US); and Craig Michael Obermark, Union, MO (US)
Assigned to ETRAILER CORPORATION, Wentzville, MO (US)
Filed by etrailer Corporation, Wentzville, MO (US)
Filed on Sep. 22, 2021, as Appl. No. 17/481,452.
Application 17/481,452 is a continuation in part of application No. 16/862,092, filed on Apr. 29, 2020, granted, now 11,712,934.
Prior Publication US 2022/0001709 A1, Jan. 6, 2022
Int. Cl. B60D 1/52 (2006.01); B60D 1/02 (2006.01); B60D 1/24 (2006.01)
CPC B60D 1/52 (2013.01) [B60D 1/025 (2013.01); B60D 1/241 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A hitch pin assembly for use with a receiver tube, the receiver tube having an interior cavity and a receiver tube opening to the interior cavity of the receiver tube, the interior cavity being sized and shaped to telescopically receive a shank of an accessory device, the receiver tube having a first aperture and the shank having a second aperture, the first and second apertures being configured to align when the receiver tube telescopically receives the shank, the hitch pin assembly comprising:
a bushing, the bushing having a body that is cylindrical and has a center axis, the body is insertable from the interior cavity of the receiver tube through the first aperture to extend the body to an exterior of the receiver tube;
a housing, the housing being attachable to the body of the bushing when the bushing is inserted through the first aperture of the receiver tube to secure the housing and the bushing to the receiver tube, the housing having a cylindrical configuration with a center axis that is coaxial with the center axis of the body of the bushing when the housing and the bushing are secured to the receiver tube, the housing and the bushing being rotatable on the receiver tube when the housing and the bushing are secured to the receiver tube; and
a plunger in the housing, the plunger having a tip positioned in the interior cavity of the receiver tube when the housing and the bushing are secured to the receiver tube, the plunger being movable in reciprocating, axial movements in the housing and in the bushing.