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:
Oct. 05, 1999
Filed:
Jan. 08, 1998
Bobbie W Hauck, Sabetha, KS (US);
Wenger Manufacturing, Inc., Sabetha, KS (US);
Abstract
A twin screw extruder (10) including an elongated barrel (12), a pair of elongated rotatable screws (14) and (16) positioned within the barrel (12) for moving material therethrough, and a high-speed bearing support assembly (18) for supporting the screws (14, 16) against misalignment and wear. The bearing support assembly (18) includes a pair of rotors (42, 44) each operably coupled with corresponding extruder screws (14, 16) for rotation therewith and a stator member (46) coupled with the extruder barrel (12) for receiving the rotors (42, 44). The stator (46) includes a plurality of injection ports (62) for directing an edible lubricant such as liquid fat into the bearing assembly (18) during operation of extruder (10).