G - Physics – 08 – B
Patent
G - Physics
08
B
340/124.4
G08B 13/18 (2006.01) G08B 13/12 (2006.01)
Patent
CA 1226641
PROTECTIVE GRATING ABSTRACT OF THE DISCLOSURE There is provided a protective grating which consists of tube-shaped grating rods disposed parallel to one another and grating rods disposed parallel to one another and at right angles to the tube-shaped grating rods. On respective opposite ends of the tube-shaped grating rods are disposed light sources and light receivers, so that light passes from the light sources through the hollow space of the tube-shaped grating rods to the light receivers. During interruption of the light beam an alarm is triggered.
446808
Klostermann Horst
Mcfadden Fincham
LandOfFree
Protective grating does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Protective grating, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Protective grating will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1259822