Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Sheet feeding apparatus and two side image forming apparatus therewith










Image Number 5 for United States Patent #5931455.

A sheet feeder for feeding a sheet from a sheet stacker. The sheet feeder includes: a main body of the sheet stacker for holding plural stacked sheets; a movable bottom plate, provided on the bottom portion of the main body and supported bivotally on an axis, for supporting the plural stacked sheets; a lifting lever for lifting the movable bottom plate; and plural pickup rollers, aligned on an axis in a direction perpendicular to a sheet feeding direction, for having a pressure contact with a sheet of the plural stacked sheets on the movable bottom plate, and for feeding the sheet from the main body in the sheet feeding direction. In the sheet feeder, a protruded portion is formed either on the movable bottom plate or on the lifting lever so that a contact portion where the movable bottom plate comes in contact with the lifting lever is of a point contact, and the contact portion is provided at the center of the closest two of the pickup rollers in the direction of their axis.








 
 
  Recently Added Patents
Clusterin antisense therapy for treatment of cancer
Digital broadcasting system and method of processing data
Indicating transfer in an IMS network
Placental tissue grafts
Treatment devices with deliver-activated inflatable members, and associated systems and methods for treating the spinal cord and other tissues
Semiconductor device
Dynamic association and disassociation of threads to device functions based on requestor identification
  Randomly Featured Patents
Ranking items by optimizing ranking cost function
Data playback system for random selections
Steerable catheter
Electronic carrier board applicable to surface mounted technology (SMT)
Method of identifying compounds suitable for treatment and/or prophylaxis of obesity
Method and system for configuring a media access control header to reduce a header overhead
Method and apparatus for powering on an electronic device with a video camera that detects motion
Common class loaders
Shoe attachable ornamental strips of material
Icon for a display screen