Device for cooling a web of material coming out of a drier

Details Device for cooling a web of material coming out of a drier Device for cooling a web of material coming out of a drier

1990-04-25

1991-08-13

Bennet, Henry A.

Drying and gas or vapor contact with solids

Apparatus

For diverse operations on treated material

34155, 34156, 34 92, F26B 1900

Patent

active

050384953

ABSTRACT:
A cooling device for cooling a web of material coming out of a drier, in particular a paper web of an offset printing machine coming out of a drier, which cooling device comprises a substantially closed housing with an inlet and an outlet slit for the web of material, said housing being provided at the outlet slit side with a feed aperture for feeding in outside air and at the inlet slit side with a discharge aperture for discharging air from the housing, the air being fed through the housing in counterflow to the direction of movement of the web of material, wherein the housing in the direction of movement of the web of material is provided with two or more cooling units placed in series which bring the infed air successively into contact with the web of material.

REFERENCES:
patent: 2571815 (1951-10-01), Benoit et al.
patent: 3293775 (1966-12-01), Kitrosser
patent: 3324570 (1967-06-01), Flaith et al.
patent: 3496648 (1970-02-01), Hering, Jr.
patent: 4112587 (1978-09-01), Sundman
patent: 4406388 (1983-09-01), Takashi et al.
patent: 4622761 (1986-11-01), Barth
patent: 4652278 (1987-03-01), Oliker
O. D. Johnson and C. Holovka, Jr., "Web Cooling Apparatus", Oct. 1960.

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