Resources Contact Us Home
Extruded monolithic foam earplug

Image Number 2 for United States Patent #6408981.

A monolithic earplug being compressible or deformable. The earplug is fabricated from an extruded, elastomeric thermoplastic in order that it may be rapidly and efficiently produced, and then the extrudate is cut at the die face, as it emerges therefrom, into discrete pieces to form earplugs having convex end portions and a skin extending over its entire outer surface.

  Recently Added Patents
Second order correction circuit and method for bandgap voltage reference
Soybean cultivar CL1013665
Apparatus for providing location information of hand-held device and method thereof
System and method for broadcasting rich media to devices over multiple carriers
System and method for combining different tablets into a pouch
Digital X-ray detector arrangement and digital X-ray imaging method
Communication device
  Randomly Featured Patents
Device for testing game balls
Disk-type recording medium
Semiconductor device for sensor system
Method and systems for verifying a connection from a gateway to a network
Method and system for transmitting/receiving data in a communication system
Low power hard disk drive using multiple, individually controllable actuators
System and method for high speed communication of video, voice and error-free data over in-wall wiring
Rotatable electrical connector for coiled telephone cords
Expressing frequent itemset counting operations
Center-filled chewing gum