Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Reexamination Certificate
2005-06-28
2005-06-28
Porta, David (Department: 2878)
Radiant energy
Invisible radiant energy responsive electric signalling
Infrared responsive
C250S343000, C250S339060
Reexamination Certificate
active
06911653
ABSTRACT:
An object being inspected that contains a liquid product is irradiated with light from a first side face thereof and with light given with a tilt from either side of a second side face opposite to the first side face with respect to the object being inspected, transmitted light and reflected light from the object being inspected are received by imaging means provided at the second side face, and an image signal from the imaging means is processed, whereby a foreign matter got entered the liquid product is detected based on the image processing. Consequently, it is possible to provide inspecting method and apparatus for a foreign matter for use in a production line for manufacturing liquid products, such as drinks and liquid drugs, which can detect, at a high speed in a reliable manner, whether a foreign matter has entered a liquid inside a container, such as a bottle or a PET bottle, and a foreign matter got entered a colored bottle or PET bottle or a colored liquid as well.
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Ladas & Parry LLP
Polyzos Faye
Porta David
Scan Technology Co., Ltd.
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