Device for forming thin-walled material into a sleeve-shaped...

Details Device for forming thin-walled material into a sleeve-shaped... Device for forming thin-walled material into a sleeve-shaped...

2007-07-31

2007-07-31

Suhol, Dmitry (Department: 3725)

Metal deforming

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

To form longitudinally-seamed tube

C072S389800, C072S387000

Reexamination Certificate

active

10489227

ABSTRACT:
Apparatus (1) for forming thin-walled material from an essentially flat piece of material (2) into a sleeve-like body (20), with two forming dies (3, 4), at least one of which is configured to be able to move into position against the other one and at least one of the forming dies (3, 4) is pivoted, while the clearance between the two forming dies (3, 4) when they are open is so large that the flat piece of material (2) can be placed between the two forming dies.

REFERENCES:
patent: 737989 (1903-09-01), Wolfe
patent: 3899913 (1975-08-01), Schlosser et al.
patent: 5365766 (1994-11-01), Takahashi et al.
patent: 870540 (1953-03-01), None
patent: 73 24 077 (1973-09-01), None
patent: 197 43 436 (1999-04-01), None
patent: 1209505 (1960-03-01), None
patent: 2350575 (2000-12-01), None

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