×

Closing device for original cover

  • US 6,158,085 A
  • Filed: 05/12/1998
  • Issued: 12/12/2000
  • Est. Priority Date: 05/15/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A closing device for an original cover, comprising a spring case having a bottom portion and opposite side portions and made of a synthetic resin provided for either an attaching member attached to a machine body or a supporting member for holding an original cover rotatably connected to the attaching member via a hinge pin, for controlling a rotation moment of the original cover attached to said supporting member by using a compression force of compression coil springs housed in the spring case, wherein a reinforcing frame member made of a metal for reinforcing said spring case comprises a base plate portion for covering the bottom portion of said spring case and having opposite ends, side plate portions bent from both opposite ends of said base plate portion to a direction away from a plane of the base plate portion for covering the opposite side portions of said spring case, and attaching holes opened at said side plate portions for connecting to said hinge pin, so that said reinforcing frame member is fastened to said spring case by inserting said hinge pin to said attaching holes.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×