US2009113846A1PendingUtilityA1
Sheet metal section for dry construction
Assignee: RICHTER SYSTEM GMBH & CO KGPriority: May 30, 2006Filed: Nov 26, 2008Published: May 7, 2009
Est. expiryMay 30, 2026(expired)· nominal 20-yr term from priority
Inventors:Alfons Jean Knauf
E04C 3/07E04C 2003/0473E04B 2/789
59
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Claims
Abstract
The invention relates to a sheet metal section for dry construction, including two limb portions and a base portion that connects said limb portions. According to the invention, at least one of the limb portions is equipped with a bent supporting edge that extends in the longitudinal direction of the section, the bent supporting edge being provided with a reinforcement strip. The section is characterised in that the reinforcement strip extends over the entire width of the bent supporting edge.
Claims
exact text as granted — not AI-modified1 - 16 . (canceled)
17 . A sheet metal section for dry construction, comprising:
two leg sections; a base section connecting the leg sections, a supporting edge that is bent and extends in a longitudinal direction of the leg section being provided on at least one of the leg sections; and a reinforcing strip provided on the bent supporting edge, the reinforcing strip extending over an entire width of the bent supporting edge.
18 . The section as recited in claim 17 , wherein the reinforcing strip and/or the bent supporting edge have/has plastic material deformations for fastening the reinforcing strip to the bent supporting edge.
19 . The section as recited in claim 18 , wherein a plurality of local plastic material deformations is provided.
20 . The section as recited in claim 18 , wherein the plastic material deformations have an elongated shape and extend in particular in the longitudinal direction of the reinforcing strip.
21 . The section as recited in claim 18 , wherein the plastic material deformations are created through joining-by-forming of the supporting edge and the reinforcing strip.
22 . The section as recited in claim 21 , wherein the plastic material deformations are created by clinching.
23 . The section as recited in claim 17 , wherein the reinforcing strip is connected to the supporting edge by adhesive bonding.
24 . The section as recited in claim 17 , wherein the reinforcing strip is a bent-back part of the leg section.
25 . The section as recited in claim 17 , wherein the reinforcing strip is a separate element.
26 . The section as recited in claim 25 , wherein the separate element is a sheet metal strip.
27 . The section as recited in claim 17 , wherein the reinforcing strip extends along the supporting edge.
28 . The section as recited in claim 27 , wherein the reinforcing strip extends over an entire length of the supporting edge.
29 . The section as recited in claim 17 , wherein the reinforcing strip is situated on a side of the supporting edge facing the base section.
30 . The section as recited in claim 17 , wherein the supporting edge has a curvature in the transverse direction of the supporting edge.
31 . The section as recited in claim 30 , wherein the curvature is designed in such a way that the supporting edge is convex on the side facing away from the base section and/or is concave on the side facing the base section.
32 . The section as recited in claim 28 , wherein the reinforcing strip has a first area for contacting the supporting edge and has a second area for contacting the leg section.
33 . The section as recited in claim 32 , wherein the first and second areas are joined together by a bending line.
34 . The section as recited in claim 33 , wherein the first area extends parallel to the supporting edge and the second area extends parallel to the leg section.
35 . The section as recited in claim 17 , wherein the section is designed as a C section.Join the waitlist — get patent alerts
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