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US 2026/0027795 A1Published application
Miter sipe machine having angle control, blade sharpening, and tread support
AssigneeBridgestone Bandag, LLC
InventorsTroy A. Kost, Jim L. Jones
Life of this patent
Estimating the term…
Abstract
A sipe forming system includes a cutting base, the cutting base including a blade and a mechanical power source configured to rotate the blade about a blade axis, and a positioning assembly configured to guide a tire tread through the sipe forming system from a feeding entrance to a feeding exit along a feeding direction, the positioning assembly pivotally coupled to the cutting base to allow adjustment of an angle of the feeding direction relative to the blade.
Claims20
A sipe forming system comprising:
- a cutting base comprising:
- a blade;
- and
- a mechanical power source configured to rotate the blade about a blade axis;
- and
- a positioning assembly configured to guide a tire tread through the sipe forming system from a feeding entrance to a feeding exit along a feeding direction, the positioning assembly pivotally coupled to the cutting base to allow adjustment of an angle of the feeding direction relative to the blade.
3 more elements
A method of forming a sipe in a tire tread, the method comprising:
- adjusting an angle of a positioning assembly relative to a cutting blade configured to rotate about a blade axis;
- feeding the tire tread through the positioning assembly along a feeding direction from a feeding entrance to a feeding exit;
- and
- rotating the cutting blade about the blade axis as the tire tread is fed through the positioning assembly to cut sipes in the tire tread.
1 more element
Dependencies are inferred from the claim text.