Canasta for forming tubes of different diameters

Details Canasta for forming tubes of different diameters Canasta for forming tubes of different diameters

2007-06-05

2007-06-05

Suhol, Dmitry (Department: 3725)

Metal deforming

By tool-couple pressing together adjacent surface portions...

To form helically-seamed tube

C156S428000

Reexamination Certificate

active

10761570

ABSTRACT:
In one embodiment, the subject invention includes a frame10comprising a front plate, a rear plate, a generally circular passage which extends through the frame, and rollers arranged, circumferentially positioned about the passage. The rollers are suspended within the passage by an adjustable arm which is mounted to the frame on one end, and is rotatably coupled to a roller on an opposite end. The adjustable arm includes a threaded rod that is rotatably mounted to a plate by a mounting plate and extension18which engages the rod and which travels longitudinally along the rod.

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