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:
Mar. 13, 2007
Filed:
Mar. 18, 2003
Calvin C. Chase, Jr., Dunstable, MA (US);
Calvin C. Chase, Jr., Dunstable, MA (US);
GL&V Management Hungary Kft., Budapest, HU;
Abstract
A refiner including a material-admitting inlet and an outlet; and spaced apart first and second refining discs mounted in the chamber. The refiner further includes a rotary third ref refining disc disposed between the first and second discs. A first path for the movement of material from the inlet is defined between the first and third refining disks. A second path for the movement of material to the outlet is defined between the second and third refining disks. The refiner further includes a shaft extending through a central opening provided in the first disc, and a hub rigid with the shaft and having a center, the hub being received in the third refining disc central opening. The hub has at least one port in the hub from the first path to the second path and between the third refining disc central opening and the center of the hub.