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.

Date of Patent:
Oct. 22, 2024

Filed:

Feb. 02, 2022
Applicant:

Bridgestone Bandag, Llc, Nashville, TN (US);

Inventors:

Troy A. Kost, Muscatine, IA (US);

Jim L. Jones, Muscatine, IA (US);

Robert G. Otting, Muscatine, IA (US);

Logan M. Koepke, Muscatine, IA (US);

Assignee:

Bridgestone Bandag, LLC, Nashville, TN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D 30/68 (2006.01); B26D 1/00 (2006.01);
U.S. Cl.
CPC ...
B29D 30/68 (2013.01); B26D 1/0006 (2013.01); B26D 2001/0053 (2013.01); B26D 2001/006 (2013.01);
Abstract

A sipe forming assembly is provided. The sipe forming assembly includes a plunge cutting assembly, a leading roller assembly positioned upstream of the plunge cutting assembly, and a trailing roller assembly positioned downstream of the plunge cutting assembly. The plunge cutting assembly includes a blade and a linear actuator configured to actuate the blade to cut a sipe in a tire tread. The leading roller assembly includes a first leading roller and a second leading roller positionable relative to the first leading roller. The second leading roller and the first leading roller are configured to cooperate to clamp the tire tread between the first leading roller and the second leading roller. The trailing roller assembly includes a first trailing roller and a second trailing roller configured to cooperate to clamp the tire tread between the first trailing roller and the second trailing roller.


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