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
Semiconductor device including multi-chip
Method for identifying bacteria in a sample
Computer-implemented method of constructing a stock index using index rotation
System or method to assist and automate an information security classification and marking process for government and non-government organizations for information of an electronic document
Printed circuit board including electromagnetic bandgap structure
Apparatus for touch screen avionic device
Catalysts and process for producing aldehydes
  Randomly Featured Patents
Playing one or more videos at one or more mobile phones while one or more phone calls associated with the one or more mobile phones are on hold
System and method for secure transmission of RTP packets
Connector for underwater cables
Rear support adjustment device, particularly for ski boots
Toilet seat lifting device
System for positioning a rectangular cone for a CRT
Electrode structure of liquid crystal display device and method of manufacturing the liquid crystal display device
Method for automatic non-cooperative frequency specific assessment of hearing impairment and fitting of hearing aids
Wet mate connector
Method for communicating with a portable data medium