Optics: measuring and testing – Sample – specimen – or standard holder or support
Patent
1996-06-25
1998-03-10
Font, Frank G.
Optics: measuring and testing
Sample, specimen, or standard holder or support
356446, 209587, G01N 2101
Patent
active
057267502
ABSTRACT:
A non-destructive taste characteristics measuring apparatus comprising trays and a measuring section provided in the course of a transport path and at which light is made incident on a vegetable or fruit to measure its taste characteristics, wherein the trays are each provided with at least two tray-side light passages one opening ends of which are so made as to come in contact with the vegetable or fruit and the other ends of which stand open outward at the bottom of the tray, and the measuring section has at least two measurement-side light passages one opening ends of which are positionally adjustable to the opening ends of the tray-side light passages at its part facing the bottom of said tray, and is provided with i) a means for making light incident on the vegetable or fruit through one of the measurement-side light passages and one of the tray-side light passages and ii) a detector which the light emergent from the vegetable or fruit enters through the other tray-side light passage and the other measurement-side light passage. The apparatus enables continuous measurement of taste characteristics such as sugar content and ripeness of vegetables and fruits at a high speed and a high precision without complicating the structure.
REFERENCES:
patent: 4279346 (1981-07-01), McClure et al.
patent: 4830503 (1989-05-01), Hoda et al.
patent: 5089701 (1992-02-01), Dull et al.
patent: 5324945 (1994-06-01), Iwamoto et al.
Sumio Kawano et al., Journal of The Japanese Society For Horticultural Science, No. 2, vol. 62, pp. 465-470, 1993.
Ide Takeo
Iida Junji
Ito Masahiro
Kishimoto Toshiki
Maeda Kazuo
Font Frank G.
Smith Zandra V.
Sumitomo Metal & Mining Co., Ltd.
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