Emergency lighting device for firefighters
First Claim
1. A portable emergency lighting device for firefighters for marking a door or window exit to a building structure so that the firefighter entering the building structure can find the door or window exit as a means of escape, comprising a housing having a front portion and a back wall, with a plurality of penetrations in said front portion;
- a plurality of laser diodes within said housing and positioned to emit visible light through respective ones of said penetrations;
an audible sounder;
an electrical power supply within said housing for powering said laser diodes and said sounder; and
means on the back wall of said housing permitting a firefighter to mount, without use of additional tools, said device onto a vertical wall surface near said door or window.
0 Assignments
0 Petitions
Accused Products
Abstract
A safety device for firefighters to mark a viable exit for a building includes an audible sounder and a number of laser diodes in a housing with lenses that create panes or sheets of light. The housing of the device can have prongs that allow the device to pierce drywall to mount it near a door or window, as well as an adhesive or cement for mounting on other vertical surfaces. The housing is also has a tapered wedge shape and can wedge a door in an open position. There can be e.g. four laser diodes oriented at various angles.
18 Citations
10 Claims
-
1. A portable emergency lighting device for firefighters for marking a door or window exit to a building structure so that the firefighter entering the building structure can find the door or window exit as a means of escape, comprising
a housing having a front portion and a back wall, with a plurality of penetrations in said front portion; -
a plurality of laser diodes within said housing and positioned to emit visible light through respective ones of said penetrations;
an audible sounder;
an electrical power supply within said housing for powering said laser diodes and said sounder; and
means on the back wall of said housing permitting a firefighter to mount, without use of additional tools, said device onto a vertical wall surface near said door or window. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
Specification