Gumming device

Details Gumming device Gumming device

1996-09-06

1998-07-07

Simmons, David A.

Coating apparatus

Solid applicator contacting work

Heater or cooler for applicator or for film-transfer feed...

156498, 156578, 165 89, 492 46, B05C 100, B05C 108

Patent

active

057762481

ABSTRACT:
A gumming device includes a frame and a gumming roller fitted in a rotary manner to the frame. The device includes a circuit circulating a cooling fluid, the circuit including a first and second portion, the first portion extending through the roller and having two opposite ends, at least one of which is connected to the second portion. The device also includes a seal connecting the two portions of the circuit in a rotary and fluidtight manner, the gumming roller being removably connected to the second portion and including a normally-closed valve controlling the opposite ends of the first portion. The frame includes a shoulder cooperating with and maintaining the valve in an open position when the gumming roller is fitted to the frame.

REFERENCES:
patent: 3406748 (1968-10-01), Jarreby
patent: 4235002 (1980-11-01), Pav et al.
patent: 4964202 (1990-10-01), Pav et al.
patent: 5078204 (1992-01-01), Loffredo et al.
patent: 5209283 (1993-05-01), Miltzow et al.
patent: 5279535 (1994-01-01), Hawes et al.
patent: 5285844 (1994-02-01), Schneid
patent: 5292298 (1994-03-01), Scannell
Patent Abstracts of Japan, vol. 7, No. 131 (C-169), Jun. 8, 1983, JP-A-58 045768, Mar. 17, 1983.
Patent Abstracts of Japan, vol. 16, No. 213 (C-0942), May 20, 1992, JP-A-04 040254, Feb. 10, 1992.

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