F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 23/14 (2006.01)
Patent
CA 2528180
An integral transverse flange for a duct having: a first upturned portion extending substantially perpendicularly from a duct wall of the duct, a second portion bent rearwardly from the first upturned portion, a third return portion turned toward the duct wall and rounded back toward the first upturned portion from the second portion; a fourth L-shaped portion extending from the third return portion, the L-shaped portion having a first arm arranged adjacent to and in close relation with the second portion and a second arm arranged adjacent to and in close relation with the first upturned portion; and a bead formed in the first upturned portion, wherein the bead protrudes outwardly from the first upturned portion to an extent substantially equal to a thickness of the second arm.
Borwig Michael C.
Toben John J.
Met-Coil Systems Llc
Norton Rose Canada S.e.n.c.r.l.,s.r.l./llp
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