公开(公告)号：US09303812B2

公开(公告)日：2016-04-05

申请号：US14579997

申请日：2014-12-22

Applicant: Cooper Technologies Company

Inventor： Russell Green ,  Terence Clarke ,  Grzegorz Wronski ,  Huang Rongxiu

IPC: B42F13/00 ,  F16M13/02 ,  F21V21/04 ,  F21V21/22 ,  F21S8/02

CPC classification number: F21V21/22 ,  F16M13/022 ,  F21S8/02 ,  F21S8/026 ,  F21V21/04 ,  F21V21/048

Abstract: A hanger bar assembly includes a first hanger bar member that includes a first rail segment. The first hanger bar member also includes a first channel segment that includes a first channel. The first hanger bar member also includes a first transitional middle segment extending between the first rail segment and the first channel segment. The hanger bar assembly further includes a second hanger bar member that includes a second rail segment. The second rail segment is positioned in the first channel of the first channel segment. The second hanger bar member further includes a second channel segment that includes a second channel. The first rail segment is positioned in the second channel. The second hanger bar member also includes a second transitional middle segment extending between the second rail segment and the second channel segment.