×

Jacket construction having increased flame resistance

  • US 7,256,351 B2
  • Filed: 01/28/2005
  • Issued: 08/14/2007
  • Est. Priority Date: 01/28/2005
  • Status: Expired due to Fees
First Claim
Patent Images

1. A communications cable, comprising:

  • a core having at least one insulated electrical conductor disposed therein;

    a jacket, disposed circumferentially around said core, comprising;

    an inner surface facing said core; and

    a plurality of ribs projecting radially inward from said inner surface and running longitudinally along the cable, wherein channels separate the ribs from one another; and

    a ripcord, disposed in one of the channels at the inner surface, for splitting the jacket,wherein said plurality of ribs comprises four ribs having a first size and shape and four ribs having a second size and shape,wherein the four ribs having the first size and shape project radially inward from said inner surface a substantially greater distance than the four ribs having the second size and shape.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×