Title:
乾燥性挿入層を有する光学チューブ組立体
Document Type and Number:
Japanese Patent JP2007538287
Kind Code:
A
Abstract:
An optical tube assembly having at least one optical waveguide, at least one dry insert, and a tube. The at least one optical waveguide is disposed within the tube and generally surrounds the at least one optical waveguide. In one embodiment, the dry insert has a first layer comprising a felt having at least one type of non-continuous filament. The dry insert may also include a plurality of water-swellable filaments. In another embodiment, a dry insert has a first layer, a second layer, and a plurality of water-swellable filaments. The first and second layers are attached together at least along the longitudinal edges thereof, thereby forming at least one compartment between the first and second layers and the plurality of water-swellable filaments are generally disposed in the at least one compartment. The dry insert also is advantageous in tubeless cable designs.
Inventors:
Parsons Alan Tea
Greenwood Jody L
Temple Kennis Dee Junior
Rail Jason C
Greenwood Jody L
Temple Kennis Dee Junior
Rail Jason C
Application Number:
JP2007527169A
Publication Date:
December 27, 2007
Filing Date:
July 09, 2004
Export Citation:
Assignee:
Corning Cable Systems Limited Liability Company
International Classes:
G02B6/44
Foreign References:
| WO2003001266A1 | 2003-01-03 |
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato