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7399173 |
Apparatus for flexing a web
An apparatus and method for flexing a web is disclosed. The web passes over two co-rotating members, such as rollers or belts, which are separated by a small adjustable gap. The web travels around...
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6716317 |
Tension decurler for web material
A running web is decurled by controlling web tension as well as the angle of wrap on a decurler roll and a cooperating pivot roll, all without affecting web tension in the downstream web converting...
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6673005 |
Device for guiding signatures, particularly in the region of a wedge-shaped outlet of a cutting cylinder device in a folder of a rotary printing machine
A device for guiding signatures in a folder of a rotary printing machine includes at least one guide belt disposed near a transporting path of the signatures, and extending transversely to a...
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6666809 |
Paper decurler for uneven curl profile
A method and apparatus are disclosed for reducing or eliminating the precurl in a web of paper. The apparatus includes a decurler which may operate in conjunction with a lead in roll and a bowed...
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6663551 |
Buckle chute folding machine with a deflector control mechanism
A buckle chute having a deflector disposed in front thereof to allow a sheet of document to enter the buckle chute channel or to deflect the sheet away from the channel. The deflector is pivotally...
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6620088 |
Splitter module for folding system on printing machines
Apparatus for splitting a stream of products coming from a folding group making any desired fold and feeding it to either of two further folding groups making a respective further fold includes a...
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6302678 |
Setting device for bending layer material more particularly paper
For levelling webs of paper (3) gaps (20) are provided, each defined by a deflection roll (17) and a stationary bending face (16). For changing the wrap angle at the bending face (16) and also for...
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6007471 |
Flattening device in a paper processing machine
A curl-suppressing device for a paper web in a paper processing machine has a stationary deflecting bar (1) that extends transversely to the direction of travel (A) of the paper, a deflecting...
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5997460 |
Inline delivery vehicle for a web offset printing press
In combination, an inline delivery vehicle for substantially improving performance of a first stage printing press delivery table, for substantially eliminating paper jamming, and for substantially...
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5871434 |
Device for stiffening flat workpieces of paper or the like
A device for stiffening workpieces of paper includes elements that provide the workpieces with an undulated profile. The elements may be in the form of freely rotatable disks or belts that revolve...
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5711752 |
Ribbon curling and shredding method
A device for curling polypropylene ribbon comprises means (12) for delivering a supply of curlable ribbon, curling means (17) for the ribbon, and drive means (31-33) for drawing the ribbon across...
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5634875 |
Folding machine
A folding machine includes a vacuum conveyor and a plurality of flip folders spaced along the length of the conveyor. A length of sheet material is fed downstream along the conveyor to position the...
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5350246 |
High speed continuous-forms printer
Tractor drives of a high speed printer move a length of continuous-form paper longitudinally up from a box of fanfold stacked paper, through a print mechanism and downward for refolding onto a...
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5207629 |
Apparatus for attaching insert panels to carton blanks
An apparatus for simultaneously inverting a carton blank and folding end flaps thereon includes a system of endless belts, nip rollers, and inversion guides. A blank passes between a first nip...
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5123895 |
Passive, intelligent, sheet decurling system
An apparatus in which sheet material is decurled. The apparatus includes a baffle type decurler in which a sheet moving therethrough chooses one of three paths and baffles, depending on the...
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5078260 |
Device for transferring flat articles that differ in thickness to a packing machine
A device for transferring continuously arriving articles, especially folded-bottom boxes lying with their ends that face each other along the direction of travel differing in thickness, to a...
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4842574 |
Buckle chute folder having sheet squaring feature
A table top buckle chute fold machine is disclosed in which improved and more reliable squaring of the paper to the folding rolls is accomplished by lightly driving an inserted sheet of paper with...
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4684359 |
Movable clamp orienter for draw tape
A thermoplastic draw tape having thick and wide end portions with a relatively thin and narrow central portion between them is produced by movable clamps which stretch the tape between stationary...
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4676046 |
Assembly for guiding wrap material from the rear of a baler to a bale-forming chamber inlet
A bale wrapping mechanism for wrapping a large round bale with a wrap material such as plastic sheet material or net, is mounted to the rear of a bale discharge gate. Drive rolls are located...
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4654180 |
Intermittently stretching thermoplastic with nip rolls
A draw tape for thermoplastic bags is made by feeding tape to a first pair of nip rolls rotating at a relatively slow speed and a second pair rotating at a fast speed. The tape is stretched to form...
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4650451 |
Intermittently translating draw tape stretched between nip rolls
A thermoplastic tape having thick and wide end portions with a relatively thin and narrow stretched central portion between them is produced by a first pair of nip rolls running at a slow speed,...
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4610650 |
Plastic bag handle forming apparatus
There is disclosed a bag making machine for producing bags from an elongate strip of plastic web material. The disclosure relates to various improvements in the bag making machine such as the...
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4568322 |
Plastic bag machine having a separating apparatus
There is disclosed a bag making machine for producing wave top bags from an elongate strip of plastic web material. The disclosure relates to various improvements in the bag making machine such as...
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4484905 |
Zig-zag folding machines
First and second parallel folding rollers (6 and 7) respectively co-operate with third and fourth folding rollers (4 and 5) of folder means to form first and second folding devices (4, 6 and 5, 7)....
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4410315 |
Low velocity trim removal means and method
A means and method for handling trim strip slit from the margin of a travelling web, comprising rotary means by which biasing forces is applied to the strip away from the slitter into the chute....
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4300891 |
Apparatus for decurling a continuous web
A method and apparatus for decurling a web of material such as paper wherein the web is caused to pass over elongated members positioned in the plane of the web and at an acute angle to the...
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4109040 |
Cushioning dunnage product produced from cushioning dunnage mechanism
A cushioning dunnage product produceable from a mechanism which is of relatively compact nature utilizing a roll of sheet-like stock material, such as paper. As the stock is pulled off the roll,...
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3996842 |
Apparatus for reducing and equalizing localized stresses in running paper webs or the like
A filter cigarette making machine wherein the web which is to yield adhesive-coated uniting bands is flexed by a curling device before it reaches the paster. The curling device is rigid with or is...
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3971696 |
Paper web decurling apparatus
Paper web decurling apparatus comprising a freely rotatable relatively large diameter support roll and a freely rotatable small diameter decurling roller disposed parallel to the support roll for...
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3962957 |
Curling device for webs of paper or the like
A curling bar for webs of imitation cork or stiff paper which are used for the making of adhesive-coated uniting bands in filter cigarette making machines has a sharp edge which extends...
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3799038 |
CURL CORRECTOR APPARATUS FOR OPERATING ON A CONTINUOUS WEB
A curl corrector apparatus has corrector rods around which a continuous web is trained, as it is being unwound, to remove residual curl. These rods are adjustable and are moved to the most...
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3779138 |
CURL CORRECTOR APPARATUS FOR OPERATING ON A CONTINUOUS WEB
Curl corrector apparatus for operating on a continuous travelling web of paper, cardboard or like material, is arranged between two pairs of web guide rollers. Two similar curl corrector rods are...
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3747481 |
APPARATUS AND METHOD FOR HANDLING LARGE SIZE CORRUGATED PAPERBOARD PANELS
The corrugated paperboard panels can be interiorly equipped with one or more flat elongated metal straps for use as containers or temporary doors for grain-carrying freight cars. As the panels...
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3443491 |
MANUFACTURE OF BOXES OR CARTONS
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3297315 |
Sheet stack folding machine
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