US 12,304,439 B2
Jack assembly
Kawa-She Quoen Okerlund, Wittenberg, WI (US); and Frank Drake, Wausau, WI (US)
Assigned to HORIZON GLOBAL AMERICAS INC., Plymouth, MI (US)
Filed by HORIZON GLOBAL AMERICAS INC., Plymouth, MI (US)
Filed on Sep. 19, 2022, as Appl. No. 17/947,591.
Application 17/947,591 is a continuation of application No. 16/901,086, filed on Jun. 15, 2020, granted, now 11,447,106.
Application 16/901,086 is a continuation of application No. 15/898,750, filed on Feb. 19, 2018, granted, now 10,682,992, issued on Jun. 16, 2020.
Application 15/898,750 is a continuation of application No. 13/920,755, filed on Jun. 18, 2013, granted, now 9,896,067, issued on Feb. 20, 2018.
Prior Publication US 2023/0256944 A1, Aug. 17, 2023
Int. Cl. B60S 9/18 (2006.01); B60D 1/66 (2006.01); B66F 3/16 (2006.01)
CPC B60S 9/18 (2013.01) [B60D 1/665 (2013.01); B66F 3/16 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A jack assembly comprising:
a first tube;
a second tube positioned within said first tube and movable with respect to said first tube;
a caster assembly connected to said second tube, said caster assembly comprising:
a pin;
a vertical load supporting member having a first surface with at least one engagement member thereon, said engagement member engaged with a top of said pin thereby providing vertical loading to said pin and allowing relative rotation between said pin and said vertical load supporting member, wherein the vertical load supporting member includes a cage member;
a bushing positioned between said cage member and said pin;
aligned openings in said second tube, cage member, and bushing; and
a fastener engaged with said openings, wherein said opening in said bushing generally prevents said fastener from disengaging from said bushing.