Supercalender edge nip relieving

Details Supercalender edge nip relieving Supercalender edge nip relieving

1983-10-19

1985-02-26

Feldman, Peter

Presses

Methods

100 47, 100162R, 100168, B30B 304

Patent

active

045011974

ABSTRACT:
A calender and method of operating the same, where the calender has a vertical stack of a plurality of rotary rolls, each of the rolls having bearing structure at each opposite end provided with a thrust shoulder cooperative with a stop shoulder on a respective suspension spindle at each end of the rolls. There are guideways for the bearing structures, and there is an arrangement for vertically shifting the rolls between a lowered mode for spaced apart independent suspension by stop shoulders and a raised nipping mode relation with one another. The weight of the bearing structures of the rolls in the raised nipping mode relation is relieved as by cooperating pawl and rack structure.

REFERENCES:
patent: 2985100 (1961-05-01), Hornbostel
patent: 3180251 (1965-04-01), Tidbury
patent: 3364848 (1968-01-01), Muller
patent: 3369483 (1968-02-01), Muller
patent: 3554118 (1971-01-01), Laine
patent: 3584570 (1971-06-01), Sass
patent: 4290351 (1981-09-01), Pav et al.
patent: 4311091 (1982-01-01), Pav et al.
patent: 4375188 (1983-03-01), Leiviska

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