- 专利标题: METHOD OF MANUFACTURING ELECTRICAL CABLE, AND RESULTING PRODUCT, WITH REDUCED REQUIRED INSTALLATION PULLING FORCE
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申请号: US18046639申请日: 2022-10-14
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公开(公告)号: US20230079956A1公开(公告)日: 2023-03-16
- 发明人: Philip Sasse , Terry Chambers , Randy D. Kummer , John Armstrong , David Reece , Hai Lam
- 申请人: Southwire Company, LLC
- 申请人地址: US GA Carrollton
- 专利权人: Southwire Company, LLC
- 当前专利权人: Southwire Company, LLC
- 当前专利权人地址: US GA Carrollton
- 主分类号: H01B13/24
- IPC分类号: H01B13/24 ; B29C48/06 ; B29C48/09 ; B29C48/154 ; C08K5/20 ; H01B3/22 ; H01B3/46 ; H01B13/14 ; B29C48/95 ; C08K5/54 ; C08L77/00 ; H01B3/44 ; H01B7/00 ; H01B7/02 ; H01B7/18 ; H01B7/29 ; H02G3/04 ; H01B13/22
摘要:
Disclosed are cable types, including a type THHN cable, the cable types having a reduced surface coefficient of friction, and the method of manufacture thereof, in which the central conductor core and insulating layer are surrounded by a material containing nylon or thermosetting resin. A silicone based pulling lubricant for said cable, or alternatively, erucamide or stearyl erucamide for small cable gauge wire, is incorporated, by alternate methods, with the resin material from which the outer sheath is extruded, and is effective to reduce the required pulling force between the formed cable and a conduit during installation.
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