Width adjustable angle bar assembly for a printing press

Details Width adjustable angle bar assembly for a printing press Width adjustable angle bar assembly for a printing press

1994-05-18

1995-11-07

Stodola, Daniel P.

Advancing material of indeterminate length

By orbitally traveling material-engaging surface

Including details of roll or mount

226194, 226197, B65H 2332

Patent

active

054641438

ABSTRACT:
An adjustable angle bar assembly (10) for a printing press (12) having a support (14), a hollow angle bar (18) pivotally mounted adjacent a longitudinal central portion (34) of the angle bar (18) to the support (14), with the angle bar (18) having a cavity (20) for the passage of air, and a plurality of openings 30 extending through the angle bar (18) and communicating with the cavity (20) for passage of air through the angle bar (18) from the cavity (20) to a web (32) passing over the angle bar (18), a device for passing the air into the central portion (34) of the angle bar (18) for distribution of the air by the angle bar (18) against the web (32) irrespective of the orientation of the angle bar with respect to the support (14), and a device (40, 42 and 56) for modifying the effective length of the exposed openings ( 30) in the angle bar (18) communicating with the cavity (20).

REFERENCES:
patent: 2989265 (1961-06-01), Selsted
patent: 3125268 (1964-03-01), Bartholomay
patent: 3599851 (1971-08-01), Medlund et al.
patent: 3679116 (1972-07-01), Hamlin et al.
patent: 4453465 (1984-06-01), Heller et al.
patent: 4925077 (1990-05-01), Daane et al.
patent: 5016801 (1991-05-01), Gilat et al.
patent: 5100117 (1992-03-01), Majek et al.
patent: 5316199 (1994-05-01), Hansen et al.

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