Method of closing a capillary tube

Details Method of closing a capillary tube Method of closing a capillary tube

1978-04-24

1980-05-27

Husar, Francis S.

Package making

Methods

Gas filling and/or evacuating and closing

53477, 219 71, 219137R, 228116, 228173F, 228 60, 72367, 72416, B65B 3106

Patent

active

042043786

ABSTRACT:
A method of closing an end portion of a metallic capillary tube. In this method, the tube is crimped to form at least a temporary seal adjacent the end portion thereof, and the tube is then fused at the end portion thereof at least adjacent the at least temporary seal so as to perfect the closure of the end portion.

REFERENCES:
patent: 1916474 (1933-07-01), French et al.
patent: 2469975 (1949-05-01), McCloy
patent: 2568911 (1951-09-01), Cox et al.
patent: 2707584 (1955-05-01), Hoover et al.
patent: 3141225 (1964-07-01), Watson
patent: 3374126 (1968-03-01), Lingenfelter
patent: 4001461 (1977-01-01), Bykhovsky

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