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:
Sep. 02, 2014
Filed:
May. 22, 2012
Glen Bennett Cook, Elmira, NY (US);
Michael Thomas Gallagher, Corning, NY (US);
Paul Oakley Johnson, Corning, NY (US);
Lewis Kirk Klingensmith, Corning, NY (US);
Ralph Alfred Langensiepen, Corning, NY (US);
John Forrest Wight, Jr., Corning, NY (US);
Glen Bennett Cook, Elmira, NY (US);
Michael Thomas Gallagher, Corning, NY (US);
Paul Oakley Johnson, Corning, NY (US);
Lewis Kirk Klingensmith, Corning, NY (US);
Ralph Alfred Langensiepen, Corning, NY (US);
John Forrest Wight, Jr., Corning, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
Pulling rolls for used in forming glass ribbons with reduced defects and cracking are disclosed. In one embodiment, the pulling roll may include a shaft member and a roll assembly. The roll assembly may be positioned on the shaft member for rotation with the shaft member. The roll assembly may include an axially compressed stack of ring elements formed from an inorganic material such as mica paper. The mica paper may include layers of overlapping mica platelets oriented substantially in parallel with one another. A contact surface of the roll assembly may have a Shore D hardness greater than or equal to about 10 and less than or equal to about 60.