Invention Grant
- Patent Title: Process for manufacturing sealed round metal ductwork
- Patent Title (中): 制造密封圆钢管道工艺
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Application No.: US13177200Application Date: 2011-07-06
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Publication No.: US09074709B2Publication Date: 2015-07-07
- Inventor: Vincent L. Bloom , Douglas G. Gudenburr , Christopher A. Armstrong , Andrew J. Male
- Applicant: Vincent L. Bloom , Douglas G. Gudenburr , Christopher A. Armstrong , Andrew J. Male
- Applicant Address: US PA Charleroi
- Assignee: Ductmate Industries, Inc.
- Current Assignee: Ductmate Industries, Inc.
- Current Assignee Address: US PA Charleroi
- Agency: Beck & Thomas, P.C.
- Main IPC: B21D51/16
- IPC: B21D51/16 ; F16L9/00 ; F16L21/08 ; F24F13/02
Abstract:
This invention relates to sealing HVAC ductwork along its joints in order to reduce air leakage. The ductwork can be sealed by the combination of a gasket and mechanical locking mechanism.
Public/Granted literature
- US20110258852A1 Process for manufacturing sealed round metal ductwork Public/Granted day:2011-10-27
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