Invention Application
- Patent Title: STUDDED WINTER TIRE
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Application No.: US18657495Application Date: 2024-05-07
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Publication No.: US20240375451A1Publication Date: 2024-11-14
- Inventor: Aappo LAITILA , Mikko LIUKKULA
- Applicant: NOKIAN RENKAAT OYJ
- Applicant Address: FI NOKIA
- Assignee: NOKIAN RENKAAT OYJ
- Current Assignee: NOKIAN RENKAAT OYJ
- Current Assignee Address: FI NOKIA
- Priority: FI20235510 20230508
- Main IPC: B60C11/14
- IPC: B60C11/14 ; B60C9/02

Abstract:
The invention relates to a method for manufacturing a studded pneumatic tire, the method comprising steps of producing an annular carcass by providing a first ply material comprising first cords), wherein the first cords comprise aramid, aramid content of the first cords being at least 50 wt. % of total weight of the first cords, winding at least a layer of the first ply material onto a carcass drum, thereby forming a cylindrical carcass preform, arranging two cables to the cylindrical carcass preform, and expanding the preform, thereby forming the annular carcass, forming a preassembly of belts and a tread, arranging the preassembly of belts and a tread onto the annular carcass to form a preform, vulcanizing the preform, and installing studs. The invention further relates to a studded pneumatic tire.
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