Hanger bar assembly
US5934631A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1996 |
| Grant date | Aug 10, 1999 |
| Priority date | — |
| Expiry date | Aug 19, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S248/906
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A hanger bar assembly supports an outlet box between spaced apart support elements. The assembly includes a longitudinally expandable elongate support bar having a first elongate open ended channel member, and a second open ended channel member. The first channel member being slidably and telescopically received in the second channel member. A fastening element slidably supported within the first channel member. The channel members having adjacent facing surfaces, one of the surfaces having a gripping element for engaging the other surface. A mounting apparatus for attaching the outlet box to the fastening element. Upon securing the outlet box to the fastening element, the facing surfaces are urged together and the gripping element engages the other facing surface thereby restricting movement between said members. Additionally, an attachment member coupled to each opposed end of the support bar is provided. The attachment apparatus is securable to the spaced apart support elements for securing the hanger bar assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.