Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Paper feeding device










Image Number 14 for United States Patent #6540219.

A paper feed apparatus having a pickup mechanism to pick up a plurality of paper sheets stacked on a chute one by one from the bottom and carrying the paper sheets to a predetermined standby position, comprises a gate 2 disposed facing a pickup roller 1 almost vertically with respect to the direction of paper feed to form a predetermined clearance, a paper-sheet separating pad 3 disposed in sliding contact with the pickup roller 1 to pick up the paper placed on the standby position one by one, and a pickup arm 4 that can be driven to be moved upward when setting paper sheets and downward when feeding paper sheets to push from above the paper sheets stacked on a chute 13 near a paper-sheet feed port. The pickup arm 4,when brought into free state as the planetary gear 5 disengages from the drive power transmission system, pushes paper sheets with a pushing force that increases with increases in the number of paper sheets stacked on the chute 13.








 
 
  Recently Added Patents
Trash receptacle flexible tow strap
Use of polyetheresters for rotomolding
Structural material with embedded sensors
Combination therapy for pancreatic cancer using an antigenic peptide and chemotherapeutic agent
Controlled porous osmotic pump tablets of high permeable drugs and the preparation process thereof
System and method for resolving conflicts in multiple simultaneous communications in a wireless system
Solid-state imaging apparatus, driving method, and camera
  Randomly Featured Patents
Method and apparatus for winding a yarn
Embossed plastic sheet and method of manufacture
Exercise device
Oxidative cleavage of unsaturated oils and products obtained therefrom
Construction vehicle provided with work equipment
Compositions and methods for treating cancer by modulating HER-2 and EGF receptors
Catalytic cracking catalysts
Lawnmower safety
Annular gap extruder
Vertical heat treatment apparatus with vented heat insulation cover means