Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate
2011-03-08
2011-03-08
Epps, Georgia Y (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
Reexamination Certificate
active
07902492
ABSTRACT:
A casing is capable of being transported by a transportation apparatus in an automated warehouse and being placed in a cell of the automated warehouse. A plurality of strings are suspended in the casing, and displacement of the strings caused by the air flow in the casing is measured to determine the state of the air flow based on the measured displacement.
REFERENCES:
patent: 05-099945 (1993-04-01), None
patent: 08-114526 (1996-05-01), None
patent: 2007-297196 (2007-11-01), None
Epps Georgia Y
Keating & Bennett LLP
Murata Machinery Ltd.
Williams Don
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