Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Side-by-side terminus shafts; e.g. – truss
Patent
1979-07-18
1981-10-06
Friedman, Carl D.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Side-by-side terminus shafts; e.g., truss
52730, E04C 302
Patent
active
042927820
ABSTRACT:
A structural element having two opposed and parallel U-shaped members opening toward one another with a web of elongated corrugated form extending between the first and second U-shaped members. The web has a first set of coplanar flats fixed to opposed coplanar first sides of the two U-shaped members and a second set of coplanar flats fixed to opposed coplanar second sides of the two U-shaped members. The first coplanar flats alternate with and are joined to the second coplanar flats by secondary flats which have stepped relief cutouts and are spaced apart from the U-shaped members.
REFERENCES:
patent: 1649577 (1927-11-01), Coryell
patent: 2125691 (1938-08-01), Ragsdale et al.
patent: 3362056 (1968-01-01), Preller et al.
patent: 3381439 (1968-05-01), Thulin, Jr.
patent: 3444664 (1969-05-01), Fink, Jr. et al.
patent: 3626653 (1971-12-01), Amirikian
Dana Corporation
Friedman Carl D.
LandOfFree
Sheet metal structural beam does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Sheet metal structural beam, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sheet metal structural beam will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1200859