Metal working – Finger-ring forming or sizing
Patent
1995-08-02
1997-01-07
Echols, P. W.
Metal working
Finger-ring forming or sizing
29896412, 294011, 228213, 63 15, B23P 1300
Patent
active
055904505
ABSTRACT:
Method and apparatus for the sizing of annular objects by cutting through an arcuate portion of the object to be sized; separating and straightening the cut ends of the object; placing sizing stock coated with solder into temporary adherence with a holder and then placing the stock, while held in the holder, between the cut ends; followed by heating the holder and the stock to release the sizing stock from the holder and cause solder paste to adhere the stock to the annular object between its cut ends.
REFERENCES:
patent: 2121201 (1938-06-01), Joyce
patent: 3017754 (1962-01-01), Manne et al.
patent: 3127757 (1964-04-01), Weiss
patent: 4785647 (1988-11-01), Coleman
Echols P. W.
Kersey George E.
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