Protection device for roof openings

Fences – Rail – Braced

Reexamination Certificate

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Details

C256S065090, C256S065140, C256S066000

Reexamination Certificate

active

10784139

ABSTRACT:
A fall protection device for an opening in a roof includes at least one rail section having a vertical member. The vertical member is preferably in the form of a metal tube having an open lower end. A bearing foot has a connecting portion and a bearing portion and is secured to the lower end of the vertical member by the connecting portion so that the bearing portion supports the vertical member above the roof. The connecting portion of the bearing foot preferably extends into the open lower end of the tube and resiliently engages an interior surface of the tube to secure the bearing foot thereto. A hardness of the bearing portion is greater than a hardness of the connecting portion. The connecting portion and the bearing portion are preferably plastic and co-molded so that the bearing foot is of unitary construction.

REFERENCES:
patent: 4600179 (1986-07-01), Willetts
patent: 5312089 (1994-05-01), Venegas, Jr.
patent: D354817 (1995-01-01), Kovacs
patent: 5502934 (1996-04-01), Coyne
patent: 5667199 (1997-09-01), Hamm
patent: 5820497 (1998-10-01), Pena
patent: 6272800 (2001-08-01), Phinney et al.
patent: 6298745 (2001-10-01), Rixon
patent: 6520461 (2003-02-01), Graham
patent: 6643982 (2003-11-01), Lapp et al.
patent: 6679481 (2004-01-01), McNalley et al.
patent: 6688046 (2004-02-01), Perkins
patent: 6860472 (2005-03-01), Striebel et al.
patent: 2004/0104382 (2004-06-01), Collins et al.

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