Mechanical tube expander with hairpin bend support

Details Mechanical tube expander with hairpin bend support Mechanical tube expander with hairpin bend support

1990-07-06

1991-04-02

Echols, P. W.

Metal working

Means to assemble or disassemble

Heat exchanger

29726, 269 45, 269266, 269900, B23P 1526

Patent

active

050036912

ABSTRACT:
A hairpin tube receiver includes a plurality of inependently rotatable receiver posts which have cavities in their upper ends for receiving the bends of hairpin tubes. The receiver posts can be independently rotated to selectable positions in order that the hairpin tube receiver can support the bends of hairpin tubes which are arranged in a variety of different configurations.

REFERENCES:
patent: 4088312 (1978-05-01), Frosch et al.
patent: 4291218 (1981-09-01), Myhre
patent: 4641819 (1987-02-01), Polard
patent: 4780955 (1988-11-01), Stroup
patent: 4834358 (1989-05-01), Okolischon et aL.
patent: 4835828 (1989-06-01), York et al.
patent: 4839950 (1989-06-01), Stroup
patent: 4858296 (1989-08-01), Cray

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