×

Vehicle tire management system including wheel with self-contained tire inflation/deflation apparatus

  • US 5,452,753 A
  • Filed: 04/22/1993
  • Issued: 09/26/1995
  • Est. Priority Date: 04/22/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A tire management system for a vehicle including a wheel on which an air-inflatable tire is mounted with an internal tire pressure, comprising:

  • an air reservoir provided on the wheel independent of the tire and maintained at a reservoir pressure greater than the tire pressure; and

    a bidirectional pump on the wheel for selectively pumping air from the tire into the higher pressure reservoir for deflating the tire, and for pumping air from the reservoir into the lower pressure tire for inflating the tire.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×