Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate
2006-10-03
2006-10-03
Luu, Thanh X. (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
C029S898100, C029S898020
Reexamination Certificate
active
07115894
ABSTRACT:
In order to improve a method to determine the lubricant filling degree of a fluid bearing in which the bearing gap of the fluid bearing is illuminated and the luminous reflectance is analyzed so that the filling degree can be determined in a simple and reproducible manner, it is provided that a spatial intensity profile of the reflected light is recorded.
REFERENCES:
patent: 2002/0097931 (2002-07-01), Saito
patent: 2003/0221317 (2003-12-01), Kaimi
patent: 2001-90733 (2001-04-01), None
Etling Carsten
Schmid Guido
Ko Tony
Lipsitz & McAllister LLC
Luu Thanh X.
Minebea Co. Ltd.
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