Resources Contact Us Home
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
Method of bonding metallic members, and metallic bonded body
Method for generating multi-antenna signals
Computing device with improved user interface for applications
Extension of physical downlink control channel coverage
High porosity ceramic honeycomb article containing rare earth oxide and method of manufacturing same
Electrical event detection device and method of detecting and classifying electrical power usage
System and method for internet based procurement of goods and services
  Randomly Featured Patents
Device for repairing a tube
Vehicle liquid window washer bottle and enclosure
Container for storage and disposal of potentially injurious implements such as used scalpel blades, hypodermic needles and the like
Digital shower system and operating method for water monitoring information thereof
L-glutamic acid producing bacterium and process for producing L-glutamic acid
Sorption of acidic gases by solid residue from sugar refining
Semiconductor memory device with changeable input/output data bit arrangement
Method for predicting alertness and bio-compatibility of work schedule of an individual
Systems and methods for forming data storage devices
Liquid absorbent material used in a pouch for a stoma