Tubular reducer fitting for electrical nonmetallic tubing
US7896404B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2004 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Feb 23, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/0987
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A tubular reducer fitting for transitioning from an existing electrical nonmetallic tubing socket of one size to an electrical nonmetallic tubing socket of a smaller size. The male end portion has a cylindrical outer surface with a pair of axially-spaced projections extending outwardly therefrom and is receivable in an existing electrical nonmetallic tubing socket. The female end portion has an electrical nonmetallic tubing socket therein. The male end portion is configured for locking reception in a first trade size electrical nonmetallic tubing socket and the opposite female connector end portion has a smaller trade size electrical nonmetallic tubing socket herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.