US 9,809,065 B2
Tire inflation system with pressurized gas routing through a spindle
James G. Polubinski, Fraser, MI (US); Timothy J. Boothby, Troy, MI (US); Kevin Tracy, Warren, MI (US); and Nicholas S. Lakin, Rochester Hills, MI (US)
Assigned to ArvinMeritor Technology, LLC, Troy, MI (US)
Filed by ArvinMeritor Technology, LLC, Troy, MI (US)
Filed on Sep. 1, 2016, as Appl. No. 15/254,710.
Application 15/254,710 is a division of application No. 14/048,112, filed on Oct. 8, 2013, granted, now 9,452,645.
Prior Publication US 2016/0368330 A1, Dec. 22, 2016
Int. Cl. B60C 23/00 (2006.01)
CPC B60C 23/003 (2013.01) 13 Claims
OG exemplary drawing
 
1. A tire inflation system comprising:
a spindle that rotatably supports a wheel, the spindle including:
a spindle passage through which a pressurized gas flows for inflating a tire; and
a spindle fastener hole that extends through the spindle and that intersects the spindle passage;
an adapter that is disposed in the spindle passage, wherein the adapter includes an adapter fastener hole that is aligned with the spindle fastener hole and an adapter passage that receives the pressurized gas from the spindle passage, wherein the adapter passage is not fluidly connected to the adapter fastener hole;
a fitting that is disposed proximate the adapter, wherein the fitting receives the pressurized gas from the adapter passage and is fluidly connected to the tire; and
a fastener that extends through the spindle fastener hole and the adapter fastener hole.