Wheel axle and drive or universal shaft for vehicles with a central tyre pressure supply
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United States of America Patent
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Jun 5, 2012
Grant Date -
Mar 18, 2010
app pub date -
Feb 2, 2008
filing date -
Feb 6, 2007
priority date (Note) -
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Abstract
A wheel axle system for vehicles with a central tire pressure supply through a bore in the wheel axle. The invention includes a first wheel component removably coupled to a second wheel component, and a seal therebetween. The first wheel component includes a first mechanical valve, a coaxial circumferential groove, and an axial bore defined in the first component. The circumferential groove is located at a wheel side end of the axial bore. The second wheel component has a second mechanical valve, and a coaxial circumferential groove facing the circumferential groove of the first wheel component. The second mechanical valve co-acts with the first mechanical valve. The seal is interchangeable placed in the circumferential groove of the first and second wheel components, and acts as a coupling member between the first and second wheel components which revolve in relation to one another.
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