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:
Aug. 31, 2021
Filed:
Aug. 14, 2014
Vmi Holland B.v., Epe, NL;
René Dijkstra, Epe, NL;
Henk-Jan Grolleman, Eerbeek, NL;
VMI HOLLAND B.V., Epe, NL;
Abstract
The invention relates to a method and a building drum () for manufacturing a package of a belt layer () and a tread layer () into a substantially cylindrical tire component, wherein the drum is rotatable about a drum centre line () and comprises a rigid support surface () for the tire component situated at the outward facing circumferential surface of the drum, wherein the drum comprises two support members () which are arranged spaced apart in a substantial longitudinal direction of said drum, wherein the support members () each comprises a tread support surface () which faces away from the drum centre line and which tread support surfaces are radially movable between a retracted position wherein the tread support surface is arranged at or near the rigid support surface, and a raised position wherein the tread support surface is arranged in a radially outward position with respect to the rigid support surface.