Invention Grant
- Patent Title: Self locking sheet metal duct with a sealant
- Patent Title (中): 自锁钣金管道与密封剂
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Application No.: US12040576Application Date: 2008-02-29
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Publication No.: US07708034B2Publication Date: 2010-05-04
- Inventor: Douglas G. Gudenburr , Vincent L. Bloom
- Applicant: Douglas G. Gudenburr , Vincent L. Bloom
- Applicant Address: US PA East Monongahela
- Assignee: Ductmate Industries, Inc.
- Current Assignee: Ductmate Industries, Inc.
- Current Assignee Address: US PA East Monongahela
- Agency: Beck & Thomas, P.C.
- Main IPC: F16L9/00
- IPC: F16L9/00
Abstract:
A circular sheet metal duct having a sealant applied across the longitudinal seam. The sealant will improve the efficiency and will reduce or eliminate air leakage from the longitudinal seam. The sealant is applied during the manufacturing processes so that an installer does not have to seal the duct work. The method of manufacturing the sealant is provided.
Public/Granted literature
- US20080142107A1 Self Locking Sheet Metal Duct with a Sealant Public/Granted day:2008-06-19
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