Matches 1 - 7 out of 7
Match Document Document Title
7380375 Alarm system for a loading dock  
A safety system for a truck doorway such as a loading dock with an elevated platform provides an alarm that warns of a falling hazard that may exist due to the dock door being open while a truck is...
7337822 Retractable safety barrier  
A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support...
7237591 Retractable safety barrier  
A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support...
7207370 Retractable safety barrier  
A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support...
7017643 Guard assembly and handrail for use with overhead doors  
A guard assembly is used near a doorway with an overhead door on a platform having at least one post mounted adjacent the doorway. The assembly preferably comprises a barrier adapted to extend...
6915832 Protection device for an overhead door  
An impact protection device for an overhead comprising an elongated beam shaped to at least partially span the door. The beam includes box members at the ends there of which releasably interfit...
6779581 Secondary physical/visual barrier  
A physical barrier system for barring entry for a vehicle having a clearance height through a door opening having a roll-up door has a physical barrier positionable in a first position visible to a...
Matches 1 - 7 out of 7