Tube expander apparatus

Details Tube expander apparatus Tube expander apparatus

1975-04-25

1976-01-13

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Rod or tubular preform

425403, 249180, 249184, B29C 1700, B29D 2300

Patent

active

039320936

ABSTRACT:
A tube expander apparatus having an axially displaceable central shaft, a plurality of convex expander shoes in succession circumferentially around the shaft, and pivoted linkage arms between the shaft and the expander shoes and including:

REFERENCES:
patent: 1747679 (1930-02-01), Perry
patent: 1947625 (1934-02-01), Smith
patent: 3049752 (1962-08-01), Jorda et al.
patent: 3077646 (1963-02-01), Tigerschiold
patent: 3142868 (1964-08-01), Blount

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