Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1989-05-24
1991-03-12
Eley, Timothy V.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29132, B21B 3108
Patent
active
049983334
ABSTRACT:
A roll (1) for the press of a paper machine or the like, comprising a substantially rigid cylindrical shell body (2); a resilient layer (3) made of a resilient material such as rubber and positioned on the shell body; and a surface layer (4) positioned on the resilient layer. The resilient layer (3) is formed by fastening profiles (9) made of soft and resilient rubber to the surface of the shell body (2) in such a manner that substantially equally wide conduits (10) are defined between the profiles (9). The surface layer (4), in turn, is fastened to the profiles (9) on to the surface facing away from the shell body (2). In order to cool the resilient layer (3) of the roll (1), water is introduced into the conduits (10) between the profiles (9) through one connection conduit (8).
REFERENCES:
patent: 3082683 (1963-03-01), Justus
patent: 3447600 (1969-06-01), Greene
patent: 3449548 (1969-06-01), Adamek et al.
patent: 4484982 (1984-11-01), Majaniemi
patent: 4559106 (1985-12-01), Skytta et al.
patent: 4639990 (1987-02-01), Schiel et al.
Chin Frances
Eley Timothy V.
OY Tampella AB
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