Duct connecting system

Details Duct connecting system Duct connecting system

F - Mech Eng,Light,Heat,Weapons

16

L

285/62

F16L 23/00 (2006.01) F16L 25/00 (2006.01)

Patent

CA 1274560

- 1 - DUCT CONNECTING SYSTEM Abstract Of The Disclosure A system for connecting the ends of sheet metal ducts wherein each duct end is provided with a frame. Corner connectors defining perpendicularly extending arm are associated with each frame, and bolts or other fas- teners are utilized for connecting the connectors and frames. The respective frames comprise integral roll- formed sections at the duct ends. The sections include a first portion extending perpendicularly outwardly from the duct wall and a second portion bent rearwardly from the outer end of the first portion. When the frame is formed in this fashion, it is adapted to receive the side edges of respective arms of corner connectors whereby the ducts may be efficiently assembled by locating corner connectors in place and thereafter applying the fasteners used for maintaining the assembly.

459736

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