Fire panel with door providing ease of service
US4692838A · kind A · utility
18Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 1986 |
| Grant date | Sep 8, 1987 |
| Priority date | — |
| Expiry date | Jul 7, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02B1/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fire panel includes a housing with a rectangular opening and rectangular door covering said opening. The door is attached to the panel with a attaching elements which comprises a pair of tracks spanning the opening, each track having a t-shaped channel, and a pair of truss-headed screws attached to the door. The heads of the screws slide in the channels in the tracks permitting the door to be slid from one side of the opening to the other without detaching the door from the housing. The door permits ease of service while meeting Underwriter's Laboratories safety requirements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.