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:
Feb. 25, 2014
Filed:
Dec. 30, 2011
James Anthany Carter, Ii, Lexington, KY (US);
Gary Neal Hackney, Georgetown, KY (US);
James Richard Leemhuis, Lexington, KY (US);
Rodney Evan Sproul, Lexington, KY (US);
James Anthany Carter, II, Lexington, KY (US);
Gary Neal Hackney, Georgetown, KY (US);
James Richard Leemhuis, Lexington, KY (US);
Rodney Evan Sproul, Lexington, KY (US);
Lexmark International, Inc., Lexington, KY (US);
Abstract
A toner delivery system for a shake-free toner cartridge comprises a toner paddle assembly having a plurality of scrapers. A main scraper scrapes toner adhering to interior surfaces and directs toner from a first region of the toner reservoir into the opening in a first portion of the front of the housing. A secondary scraper positioned adjacent with the main scraper scrapes and directs toner from a second region of the toner reservoir into the first region. A side scraper scrapes toner adhering to interior surfaces of respective side walls of the housing.