Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Atsushi Ogawa1
Date of Patent
August 5, 2008
1Patent Application Number
110453951
Date Filed
January 31, 2005
1Patent Primary Examiner
Patent abstract
A contact-state obtaining apparatus for obtaining a contact state in which a tire of a wheel of a vehicle contacts a road surface, the apparatus including a deformation detecting device which is supported by the wheel and which detects a deformation of the tire that is caused by a force exerted to the tire in a direction parallel to the road surface; and a contact-state obtaining portion which obtains, as the contact state, (a) a slipping state of the tire relative to the road surface and/or (b) the force exerted to the tire in the direction parallel to the road surface, based on the deformation of the tire detected by the deformation detecting device.
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