Arch shutter

Details Arch shutter Arch shutter

2008-10-31

2011-12-27

Redman, Jerry (Department: 3634)

Movable or removable closures

Closures interconnected for concurrent movement

Louver-type closures

C049S092100, C049S403000

Reexamination Certificate

active

08082693

ABSTRACT:
An arch shutter having a frame with an arch frame portion, and often with a linear lower frame portion, and louvres extending from side to side of the arch portion, parallel to the linear lower frame portion, and having a frame section of predetermined width, and bevel portions formed at each end of each louvre, the bevel portions removing a portion at each end of each louvre for providing clearance for rotation of each louvre without interfering with arch frame portion, and pivot pins inserted through drillings in the frame from the exterior.

REFERENCES:
patent: 16632 (1857-02-01), Livingston
patent: RE4773 (1872-02-01), Young
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patent: 3290823 (1966-12-01), Matsuichi
patent: 3302692 (1967-02-01), Grau
patent: 4292763 (1981-10-01), Barnes et al.
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patent: 6758256 (2004-07-01), Garcia
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patent: 2002/0026749 (2002-03-01), Lee
patent: 2005/0204631 (2005-09-01), Cabrera
patent: 2005/0284023 (2005-12-01), O'Hair
patent: 2006/0101717 (2006-05-01), Marocco
patent: 2006/0248801 (2006-11-01), Marocco
patent: 2008/0092444 (2008-04-01), Yang
patent: 2009/0293400 (2009-12-01), Fraser
patent: 2011/0083370 (2011-04-01), Stone

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