Apparatus for forming a baffle

Details Apparatus for forming a baffle Apparatus for forming a baffle

1985-12-20

1987-06-02

Larson, Lowell A.

Metal deforming

By use of tool acting during relative rotation between tool...

With cutting of work or product

72186, B21D 2828

Patent

active

046692908

ABSTRACT:
A machine for creating louvers in piping or tubing which is supported from within and rotated about its longitudinal axis by a driving force. The louvers are created by a toothed die wheel and a cooperating anvil member which spirally perforates the wall of the tube or pipe.

REFERENCES:
patent: 2185337 (1940-01-01), Green
patent: 2999525 (1961-09-01), Mercer
patent: 3156285 (1964-11-01), Layne
patent: 4306437 (1981-12-01), Javorik et al.

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