Beam, that is rectangular in cross-section, in particular made from a hollow section of an extruded light metal alloy, and a construction unit made up of such beams
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United States of America Patent
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-
Mar 6, 2001
Grant Date -
N/A
app pub date -
Jul 20, 1998
filing date -
Jul 18, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Beams, that are rectangular in cross-section and feature at least one undercut groove running parallel to the longitudinal axis of the extruded section in at least one outer face for the purpose of accommodating an element for connecting a further hollow section, are in the form of hollow sections of rectangular cross-section and different cross-sectional length (a) and cross-sectional breadth (b). The cross-sectional length (a) of one hollow section corresponds to the cross-sectional breadth (b) of the other, related hollow section.
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