Abstract: A tire mold opener having an opening lever pivotally mounted on an upper mold half with one end of the lever positioned for engagement with a lower mold half and the other end of the lever connected to a hoist for rotating the opening lever and pushing the lower mold half away from the upper mold half to separate the mold halves and lift the upper mold half away from the lower mold half upon lifting movement of the hoist to separate the tire from the upper mold half and the lower mold half.
Abstract: A tire mold heat transfer system in which heat pipes are enclosed in tubular passages in the tire mold to transfer heat to heated positions adjacent the tread and sidewall forming sections of the mold.
Type:
Grant
Filed:
July 10, 2000
Date of Patent:
July 2, 2002
Assignee:
The Goodyear Tire & Rubber Company
Inventors:
Larry Eugene Steidl, James Anthony Bukowski, George Michael Stoila
Abstract: A multiple insert tire mold (10) has inserts (26) with radially extending ribs (28) for sliding engagement in a slot (22) in the outer ring back (12) of the mold and abutting surfaces (48) for venting exhaust gases from the mold (10).
Type:
Grant
Filed:
April 3, 2001
Date of Patent:
May 7, 2002
Assignee:
The Goodyear Tire & Rubber Company
Inventors:
Joseph William Metz, Lloyd Glenn Whiteman, Samuel Eubanks Reckley, William John Dormer