The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 18, 2005
Filed:
Jul. 29, 2002
Jose Merino Lopez, Riom, FR;
Jean-francois Parmentier, Clermont-Ferrand, FR;
Jose Merino Lopez, Riom, FR;
Jean-Francois Parmentier, Clermont-Ferrand, FR;
Michelin Recherche et Technique S.A., Granges-Paccot, CH;
Abstract
A tire comprising a tread having a tread pattern having a preferred running direction R. The tread pattern is formed by a plurality of blocks arranged in at least three rows of generally circumferential orientation, the axially outermost rows defining the edges of the tread enclosing at least one intermediate row of blocks. Each block has a block length L and a contact face delimiting, with the continuations of the lateral faces of the block, a complementary volume V with a virtual cylinder C, C' enveloping the block. The center of gravity G of the volume V is situated at a distance Dfrom the mid-plane M, M′ of the block dividing the block into two substantially equal volumes. The tire is characterized in that: