Fire escape – ladder – or scaffold – Wall- or floor-attached
Patent
1995-07-14
1998-06-30
Ramirez, Ramon O.
Fire escape, ladder, or scaffold
Wall- or floor-attached
248235, E04G 300
Patent
active
057719918
ABSTRACT:
A support device for holding building materials and the like which includes: a body; clamping means having a lever mechanism and skid-resistant means attached to one end of the body; a brace having slip resistance means and extending diagonally from an end of the body opposite that to which the clamping means are attached; the clamping means being arranged to be secured onto a building support member and the brace arranged to be secured to the support member at a position spaced apart from where the clamping means are secured, thereby, forming a triangular support device with the body, brace, and building support member. A lever mechanism is arranged to both open a movable part of the clamping means and close such movable part causing the clamping means to securely grip the building support member. The movable part of the clamping means is arced to securely fit building support members of varying thicknesses. The lever mechanism includes an adjustable pivot bar arranged to open and close the clamping means to securely grip the building support member such as a stud or a rafter.
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patent: 3776498 (1973-12-01), Peters et al.
patent: 4452336 (1984-06-01), Sickler
patent: 5156235 (1992-10-01), Preston
King Anita M.
Ramirez Ramon O.
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