Illumination – Light source and modifier – Louvered or grid type modifier
Reexamination Certificate
2006-08-01
2006-08-01
O'Shea, Sandra (Department: 2875)
Illumination
Light source and modifier
Louvered or grid type modifier
C362S277000, C362S354000, C362S018000, C359S234000, C359S236000, C353S097000
Reexamination Certificate
active
07083303
ABSTRACT:
An operating theater lamp has at least one lamp body with a discharge lamp, which illuminates a site of an operation via optical means. The illuminance of the operating theater lamp can be changed in the region of the site of the operation by a mechanically adjustable diaphragm means. The adjustable diaphram means has adjustable lamellae that extend along a longitudinal axis of at least one discharge lamp. The adjustable lamellae pivot about a longitudinal axis. The adjustable diaghragm means include openings that restrict a maximum dimming effect of the adjustable diaghrahm means.
REFERENCES:
patent: 188700 (1877-03-01), von Otter
patent: 1602289 (1926-10-01), Tanner
patent: 3456101 (1969-07-01), Rentschler et al.
patent: 3548186 (1970-12-01), Brock
patent: 4418378 (1983-11-01), Johnson
patent: 4556935 (1985-12-01), Lemme
patent: 4602321 (1986-07-01), Bornhorst
patent: 4800473 (1989-01-01), Tremblay
patent: 4951178 (1990-08-01), Shirai et al.
patent: 4991070 (1991-02-01), Stob
patent: 5053934 (1991-10-01), Krebs
patent: 5073847 (1991-12-01), Bornhorst
patent: 5178452 (1993-01-01), Scholz
patent: 5428517 (1995-06-01), Behringer
patent: 5488546 (1996-01-01), Sato et al.
patent: 5528475 (1996-06-01), Takahashi et al.
patent: 5733036 (1998-03-01), Montgomery
patent: 6309091 (2001-10-01), Weissman
patent: 6435704 (2002-08-01), Montet et al.
patent: 6478459 (2002-11-01), Ui
patent: G 80 17 909.5 (1981-03-01), None
patent: 34 32 745 (1986-06-01), None
patent: 299 23 014 (2001-07-01), None
patent: 0 001 403 (1979-04-01), None
patent: 0 468 287 (1992-01-01), None
patent: 66 975 (1957-11-01), None
patent: EP 1 113 221 (2000-11-01), None
patent: 2 240 167 (1991-07-01), None
Copy of the German Patent and Trademark Office's Search Report for German patent application No. 101 51 978.8, includes German-English translation, and Certificate of Accuracy.
Translation of European Search Report dated Apr. 21, 2004 relating to European Patent Application No. 02 016 759.9.
European Search Report dated Apr. 21, 2004 relating to European Patent Application No. 01 016 759.9.
Berchtold Holding GmbH
Negron Ismael
O'Shea Sandra
Sierra Patent Group Ltd.
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