Device for producing a packaging material

Roll or roller – Concentric layered annulus – Specific composition

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C492S048000, C029S895230

Reexamination Certificate

active

07070551

ABSTRACT:
Impression roller (10) for a laminating machine for producing a packaging material which comprises a carcass layer (40) consisting of paper or carton, which carcass layer exhibits through holes (42), and which carcass layer exhibits, on one of its sides, a barrier layer (44), a plastic lining (46, 47) which is arranged outside the barrier layer, and a film of laminant thermoplast (43) which is arranged between the carcass layer (40) and the barrier layer (44), with the said impression roller exhibiting a jacket surface which is faced with an inner facing layer (12) consisting of an elastic material, exhibiting a first hardness and a first thickness. According to the invention, an outer facing layer (13) consisting of an elastic material, exhibiting a second hardness and a second thickness, with the said first hardness being greater than the said second hardness and with the said first thickness being greater than the said second thickness, is arranged on the outside of the said inner facing layer (12). The invention also relates to a method for producing packaging material and to the packaging material which has been produced using this method.

REFERENCES:
patent: 3046637 (1962-07-01), Kusters et al.
patent: 3401439 (1968-09-01), Staats et al.
patent: 4037299 (1977-07-01), Smith
patent: 4317265 (1982-03-01), Chase et al.
patent: 5240198 (1993-08-01), Dörfel
patent: 5257967 (1993-11-01), Gysin
patent: 5958570 (1999-09-01), Schwambach et al.
patent: 5983799 (1999-11-01), Lane et al.
patent: 6276271 (2001-08-01), Busshoff
patent: RE38468 (2004-03-01), Lane et al.
patent: 2237949 (1973-03-01), None
patent: 3338487 (1985-05-01), None
patent: 0630741 (1994-12-01), None
patent: 0808710 (1997-11-01), None
patent: 0 679 595 (2000-08-01), None
patent: 57-118898(A) (1982-07-01), None

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

Device for producing a packaging material does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-3588608

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