Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate
2005-12-13
2008-11-04
Epps, Georgia Y. (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
C250S231140, C356S617000, C033S0010DD
Reexamination Certificate
active
07446305
ABSTRACT:
An angle-measuring instrument including a cap defining an opening and a base body that is covered by the cap. A printed circuit board positioned on the base body and on which an electrical coupling element is fixed in place. A spacer that aids in positioning the cap in such a way relative to the printed circuit board so that the opening is aligned with respect to the electrical coupling element.
REFERENCES:
patent: 5708496 (1998-01-01), Barnett et al.
patent: 6291914 (2001-09-01), Mukaiyama
patent: 6617571 (2003-09-01), Thaler et al.
patent: 6919558 (2005-07-01), Feneis et al.
Brinks Hofer Gilson & Lione
Dr. Johannes Heidenhain GmbH
Epps Georgia Y.
Legasse Jr. Francis M
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