Patent · US Active

Sheet separation/conveyance device and image forming apparatus incorporating same

US8857809B2 · kind B2 · utility

2Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 3, 2013
Grant dateOct 14, 2014
Priority date
Expiry dateSep 3, 2033

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2515/70
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet separation/conveyance device that is included in an image forming apparatus includes an attraction/separation unit including an endless belt on which a region of attraction and a region of no attraction that divides the region of attraction are aligned in a sheet conveying direction, the endless belt configured to hold an uppermost sheet placed on top of a sheet stack contained in an image forming apparatus by using electrostatic attraction, a charger configured to charge a surface of the endless belt, the charger including an electrode configured to contact the surface of the endless belt due to a supply of a voltage and a detector configured to detect a charged condition on the surface of the endless belt based on a detection result obtained when the electrode contacts the endless belt, and a sheet conveying unit configured to convey the uppermost sheet held by the electrostatic attraction.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.