Method and apparatus for non-destructive detection of pits...

Measuring and testing – Specimen stress or strain – or testing by stress or strain... – By loading of specimen

Reexamination Certificate

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C073S078000

Reexamination Certificate

active

07024942

ABSTRACT:
An apparatus and method for the non-destructive detection of pits and pit fragments found in dried fruit has been developed. It utilizes a force transducer and a signal processor to determine whether or not pit or pit fragments are present in a fruit specimen, and is able to automatically separate specimens testing positive from the product stream.

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patent: 6553814 (2003-04-01), de Greef
Haff, R.P. and Schatzki, T.F., “New Method for Batch Testing of Red Tart Cherries for the Presence of Pits,” Journal of Food Processing and Preservation (1994) 18:23-30.
Timm, E.J. et al., “Potential Methods for Detecting Pits in Tart Cherries,” Applied Engineering in Agriculture (1991) 7(1):103-109.

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