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. 09, 2000
Filed:
May. 28, 1998
Ronnie L Satzler, Princeville, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A grain threshing mechanism including a power source having a preselected rotational speed, a concave assembly and a device operably connecting the concave assembly in driven communication with the power source for rotation thereby, a rotor assembly positioned for independent rotation within the concave assembly, and a drive system connecting the rotor assembly in driven communication with the power source for rotation thereby, the drive system including the transmission and a planetary gear set, the transmission being operable for selecting at least one predetermined rotational speed range for the rotor assembly and the planetary gear set being operable for varying the rotational speed of the rotor assembly within the at least one predetermined rotational speed range.