Calender

Presses – Concurrent pressing and conveying – Roll type

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C100S159000, C100S161000, C100S331000

Reexamination Certificate

active

07017479

ABSTRACT:
A soft calender has a body structure (10) and at least two roller sets (11; 12). There is at least one calendering nip (N1, N2, N3, N4) formed in between two rollers (13, 14; 14, 15; 16, 17; 17, 18). Of the rollers forming the nip, at least one is a roller with a soft surface (13, 15; 16, 18) and the other is a heating roller (14, 17). The calender body structure (10) is formed with a stepped shape in such a way that the roller sets (11, 12) can be located in an upper and a lower place of location (21) on the same side of the body.

REFERENCES:
patent: 3270664 (1966-09-01), Veneman et al.
patent: 4211165 (1980-07-01), Schill
patent: 4332191 (1982-06-01), Kankaanpaa
patent: 4375188 (1983-03-01), Leiviskä
patent: 4606264 (1986-08-01), Agronin et al.
patent: 5024150 (1991-06-01), Brendel et al.
patent: 5609098 (1997-03-01), Abe et al.
patent: 5911174 (1999-06-01), Cramer et al.
patent: 6578473 (2003-06-01), Strebel
patent: 6688218 (2004-02-01), Svenka et al.
patent: 0 027 270 (1980-10-01), None
patent: 74066 (1987-08-01), None
patent: 992214 (1999-10-01), None
patent: WO 01/27389 (2001-04-01), None
patent: WO 03/016621 (2003-02-01), None
International Preliminary Examination Report issued in PCT/F102/00656.
International Search Report issued in PCT/F102/00656.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Calender does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Calender, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Calender will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3591173

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.