Resources Contact Us Home
Information recording media

Image Number 4 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
Exposure apparatus, exposure method, and device manufacturing method
Systems and methods for flow mirroring with network-scoped connection-oriented sink
Biphotonic photosensitizers, nanoparticles containing the same and their use as drugs
Measurement system service for a vehicle instrument panel
Glycosyltransferase promoter
Antenna device and wireless communication apparatus
Antenna tuning on an impedance trajectory
  Randomly Featured Patents
Support device for the cylindrical handle of a paint roller
Process and machine to mechanically pick up, store and place hollow cone markers used as lane guides
Hitch pin securing device
Process to produce oxazolidinones
Microphone unit and mobile phone provided with the same
Performing white balance correction on integrated divided areas of which average color is substantially white
Method, apparatus and program product for managing memory in a virtual computing system
Method for treating ground water contamination
Image processing device and image processing method