Support extension for stage apparatus

Illumination – Quick disconnect-type light unit – Particular engagement

Reexamination Certificate

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Details

C248S222110

Reexamination Certificate

active

07021814

ABSTRACT:
There is disclosed a support extension for mounting stage equipment. The support extension may be attached to a rail. The support extension may include a body and a bolt. The bolt fits into a channel in the rail. The support extension may be quickly easily attached to and removed from the rail by rotating or otherwise engaging the support extension.

REFERENCES:
patent: 419611 (1890-01-01), McGrath
patent: 2099116 (1937-11-01), Kalmbach
patent: 2859710 (1958-11-01), Elsner
patent: 4106680 (1978-08-01), Bott
patent: 4212445 (1980-07-01), Hagen
patent: 4244501 (1981-01-01), Ingram
patent: 4417373 (1983-11-01), Keglewitsch
patent: 4602756 (1986-07-01), Chatfield
patent: 4677794 (1987-07-01), Parron et al.
patent: RE33596 (1991-05-01), Ennis
patent: 5154385 (1992-10-01), Lindberg et al.
patent: 5199836 (1993-04-01), Gogarty
patent: 5794901 (1998-08-01), Sigel
patent: 5950974 (1999-09-01), Hoffmann
patent: 6222107 (2001-04-01), Lo
patent: 6425509 (2002-07-01), Dean et al.
patent: 6543974 (2003-04-01), Floe
patent: 6712568 (2004-03-01), Snyder et al.
patent: 6719156 (2004-04-01), Ellbogen et al.
RobotUnits, Aluminum Extrusion PIL 5010, 5020 and 8080, www.robotunits.com, Aug. 12, 2004, 3 pages.
80/20 Inc., pp. 34, 39, 46 and 50 from on-line product catalog, 4 pages.
80/20 Inc., 1534 and 3034-Lite fractional extrusion, field bulletins, Apr. 15, 2002, 2 pages.
Harry C. Box, Set Lighting Technician's Handbook (1997), Chapter 4, 20 pages.
Manfrotto, Description of various Avenger products, www.manfrotto.com, Aug. 12, 2004, 6 pages.

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