Method and apparatus for forming flared tube ends

Details Method and apparatus for forming flared tube ends Method and apparatus for forming flared tube ends

2003-07-12

2009-10-20

Gupta, Yogendra (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

With control means responsive to independently operated timer

For timing heating or cooling means

C425S384000, C425S393000

Reexamination Certificate

active

07604472

ABSTRACT:
A method for forming a flare in the end of a flexible tube comprises heating the end of the flexible tube to a near-melted state, inserting the end of the flexible tube into a flare-forming die with a flare forming portion, and pressing a mandrel into the end of the flexible tube, thereby pressure forming a flare in the end of the flexible tube.

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Invitation to Pay Additional Fees with Annex Re Partial International Search, dated Dec. 15, 2005 by European Patent Office re International Application No. PCT/US2004/021839.
International Preliminary Report on Patentability re PCT/US2004/021839, mailed Jan. 26, 2006.

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