Resources Contact Us Home
Information recording media

Image Number 2 for United States Patent #5167996.

Improvement in an information recording medium comprising two transparent resin substrates combined with each other, at least one of which has a recording layer provided on the inner surface thereof, two hubs mounted over the center hole of said disc substrates on both sides thereof, each hub having a insertion portion to be inserted into said center hole and a flange portion to cover a portion of said disc substrate in the vicinity of said center hole, wherein a notch is provided on the peripheral surface of each hub, adhesive layers are formed at least in the notch, between the inner peripheral surface of the center hole and the outer peripheral surface of the insertion portion of said hubs and between the hubs and a specific photo-curable composition may be used for the adhesive layer.

  Recently Added Patents
Scattering spectroscopy employing hotspot-aligned nanopores
Circuits for prevention of reverse leakage in charge pumps
Smart television system having methods or means for accessing paid or subscribed digital content from the internet
Method of creating exercise routes for a user and related personal navigation device
Buckle (tube)
Three-dimensional filter
Customizing a range of acceptable tape dimensional stability write conditions
  Randomly Featured Patents
Bi-directional flapper/sealing mechanism and technique
Ring oscillator design for MOSFET device reliability investigations and its use for in-line monitoring
Frame of window/door shutter (I)
Dilation of sub-flow operators in a data flow
Glass sheet separating device
Solid-state imaging apparatus and driving method therefor
Flow control in computer networks
Separately excited inverter circuit and liquid crystal display television
Conductive wire comprising a polysiloxane/polyimide copolymer blend
Polyamide-coated particles and process for their preparation