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:
Nov. 17, 1998
Filed:
Jun. 30, 1997
Ravi B Sahay, San Diego, CA (US);
Henry L Alioth, Las Vegas, NV (US);
Ravi & Associates, San Diego, CA (US);
Abstract
A removable, sealable, magnet-less cartridge for use in a reproduction apparatus of the type having a control device to control the apparatus, a photoreceptor to receive toner through a photoreceptor path and to transfer the toner onto imaged portions of the photoreceptor, and a developer transporter of the magnetic type to carry toner in a magnetic brush to the imaged portions of the photoreceptor and to return unspent toner therefrom. The magnet-less cartridge device has a housing adjacent to the developer transporter; a developer mix hopper and a mixer within the housing for holding and mixing toner and a carrier therefor in the form of a developer mix; a scraper at an open end of the housing in communicating adjacency of the developer transporter; and a sealing device including a first movable sealing member, a second movable sealing member, each of which are adjacent to the open end of the housing and in operational communication with the control means to seal the cartridge in a plurality of sealing modes.