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:
Jan. 06, 1981
Filed:
Jun. 08, 1979
Applicant:
Inventors:
Henry P Hanneken, Pittsburgh, PA (US);
William H Marriott, Jr, Altoona, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B / ; F27D / ;
U.S. Cl.
CPC ...
29129 ; 29115 ; 64 3 / ; 64 3 / ; 432236 ; 432246 ;
Abstract
A ceramic roll for transporting glass sheets for thermal treatment is drivingly connected to a drive shaft through a metal end cap circumferentially grooved to receive a hard rubber O-ring that provides frictional engagement between the metal end cap and an end of the ceramic roll. The metal end cap is constructed and arranged to facilitate its mounting on and removal from the end of the ceramic roll.
Hanneken, Henry. (1981). Ceramic conveyor rolls with metal end caps frictionally fixed thereto (U.S. Patent No. 4242782). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4242782
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile