Patent · US Active

Safety enclosure devices for use with dropped ceiling grids

US9169639B1 · kind B1 · utility

5Cited by
39References
11Claims
0Family size

Inventor

Key dates

Filing dateSep 15, 2014
Grant dateOct 27, 2015
Priority date
Expiry dateSep 15, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02G3/04
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An electrically insulative frame configured for attachment to a dropped ceiling grid, having a plurality of cells formed by cell members, including an open cell having a cell opening. The frame insulates the cell opening when attached therein. A worker, having a head and torso, may extend his/her head and torso through the frame while being electrically insulated from the cell.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.