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Patent Searching and Data


Title:
METHOD FOR SORTING SHAPE OF PEARL-LIKE ARTICLE
Document Type and Number:
Japanese Patent JPH0824794
Kind Code:
A
Abstract:

PURPOSE: To provide a method for sorting shapes of pearl-like articles capable of automatically sorting pearls which are truly spherical, mearly spherical and not spherical from groups of the fresh water pearls.

CONSTITUTION: A rotary disk 22 consisting of glass is rotated clockwise around a shaft 23. The groups of the fresh pearls to be sorted are placed on the left side of a partition plate 24. Rounds 1 maintain their positions or roll downward. Semi-rounds and drops are placed on the disk 22 and are transported until these semi-rounds and drops are brought to the right side of the partition plate 24. The defective fresh water pearls are scraped out by opening a gate plate 11a after operating a rotating handle 13 for a certain period of time. The nondefective pearls are rolled and discharged outside by opening a left gate plate 11b.


Inventors:
INOUE TAKUMI
SEKINE TOSHIRO
Application Number:
JP18389394A
Publication Date:
January 30, 1996
Filing Date:
July 13, 1994
Export Citation:
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Assignee:
SHINKO ELECTRIC CO LTD
International Classes:
B07B13/11; (IPC1-7): B07B13/11
Attorney, Agent or Firm:
Yasuo Iisaka