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:
May. 26, 1981
Filed:
Dec. 18, 1978
Robert S Vanderzee, Akron, OH (US);
The Steelastic Company, Akron, OH (US);
Abstract
A second stage building drum assembly (10) mounted on a rotatable drive shaft (15) for the application of belts and the like to a carcass includes a drum (12) rotatably carried by the drive shaft (15) for mounting a carcass (143) and first and second belt guide ply rings (13 and 14) reciprocably movable with respect to the drum. Further provided are means (30) for reciprocably moving one side (32) of the drum (12) with respect to the other (33) and, means (22, 23 and 96) for moving the first and second belt guide ply rings into engagement with the drum (12) for the application of at least one belt (154) to a carcass (143) mounted thereon. A method is also provided for the operation of the assembly and includes the steps of mounting a carcass (143) on the rotatable building drum (12), moving one side (32) of the drum (12) toward the other side (33), inflating the carcass (143), actuating bead centering clamps (91 and 135), and moving the first and second belt guide ply rings (13 and 14) into engagement with the drum (12) for the application of a belt (154) to the carcass (143) carried thereon.