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:
Aug. 28, 2018
Filed:
Dec. 27, 2016
Lighthouse Instruments, Llc., Charlottesville, VA (US);
Michael A. Timmins, Charlottesville, VA (US);
Warren Griffith, Charlottesville, VA (US);
Roy Hughes, Palmyra, VA (US);
LIGHTHOUSE INSTRUMENTS, LLC., Charlottesville, VA (US);
Abstract
A split shaft screw system includes a screw configured to convey an article along a movement path. The screw includes a plurality of threads, each thread having a crest, a root and a pair of sidewalls, wherein the root and pair of sidewalls are configured to capture the article. Provided are a first screw segment connected to a first drive shaft configured to be driven by a first motor, and a second screw segment immediately adjacent to the first screw segment and connected to a second drive shaft concentric to the first drive shaft, the second drive shaft configured to be driven by a second motor independently of the driving of the first screw segment.