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US 5,188,342 AGranted
Portable safety rail system
AssigneeSinco, Inc.
InventorsKevin D. Ouellette, John Rexroad
Life of this patent
Estimating the term…
Abstract
A safety rail system of roof edge protection employing support base units which include shoes for an upright post and a cantilever counterweight connector. The base units also include a toeboard saddle. The system components incorporate a number of releasably threaded lock pins and inspection ports to facilitate assembly.
Claims15
A base support for a safety rail system for roof edge protection or the like comprising:
- base plate means;
- first shoe means mounted to said base plate means, said first shoe means defining a first receiving socket having a central axis generally parallel to said plate means;
- first locking means for compressively locking a member received in said first socket with said first shoe means;
- second shoe means mounted to said base plate means and oriented in a generally upright disposition at an oblique angle relative to said first shoe means axis, said second shoe means defining a second receiving socket;
- second locking means for compressively locking a member received in said second socket with said second shoe means;
- saddle means comprising a pair of generally parallel transversely spaced plates for receiving a toeboard;
- and third locking means for compressively locking a toeboard to said saddle means.
4 more elements
A rail frame for a safety rail system for roof edge protection or the like comprising:
- a pair of generally parallel support posts;
- a pair of generally parallel rails connecting said posts and extending generally orthogonally thereto, said rails each forming a pair of opposed receiving sockets, each said rail further defining at least one inspection port opening into each said socket;
- locking means comprising a pin threaded to said rail proximate each end thereof, each said pin being variably projectable into a corresponding socket;
- and
- an open-ended tube mounted to one of said rails in generally parallel relation thereto.
2 more elements
Dependencies are inferred from the claim text.