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7617856 |
Apparatus for the manufacture of corrugated board
An apparatus for the manufacture of corrugated board has a housing, in which the following are accommodated: a corrugating roller unit for the production of a corrugated web out of a material web,...
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7597773 |
Producing method of laminated filter
The present invention relates to a producing method of a laminated filter that carries out a corrugating operation and an adhering operation of filter media in the same step. A corrugation forming...
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7317501 |
Optical film, light reflective film, liquid crystal display panel, method and apparatus for producing an optical film, method of producing a die roller, and method and apparatus for laminating an optical film
An object of the invention is to provide a light reflective film which can prevent moire fringes from occurring. A rough face in which a plurality of rows of pyramidal convex portions that are...
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7052564 |
Component feeder having a high density cover tape reservoir
A method and apparatus for the handling and containment of a cover tape peeled from a pocket tape in a component feeder are disclosed. A single folding pulley comprising inclined sides and an...
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6932756 |
Corrugated cardboard manufacturing machine
A corrugated cardboard manufacturing machine ( 10 ) wherein at least one continuous supporting belt ( 11 ) for supporting/conveying a sheet of cardboard is moved along a predetermined path by...
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6827784 |
Corrugating method and means
A system for adding a desired additive to a corrugating adhesive.
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6710566 |
Method and apparatus for servo glue gap control
A servo control system for adjusting adhesive film thickness on a glue machine glue roll, wherein the glue machine includes a glue roll, a metering roll, and a glue gap defined between the glue...
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6692602 |
Machine for producing a corrugated cardboard sheet and process for calibrating the glue gap of such a machine
A machine for producing corrugated cardboard incorporates a corrugating roll and a glue roll extending parallel to the former in such a way that a glue gap is formed between the two. To adjust the...
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6623416 |
Single facer with resilient small diameter corrugating roll
A single facer for corrugated paperboard of the type using a very large diameter fluted bonding roll and a much smaller diameter fluted corrugating roll which engages the bonding roll to provide a...
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6601282 |
Method and apparatus for positioning and locking a glue roll for a single facer in operative position
A glue machine for a corrugator single facer utilizes a system of simultaneously operated linear actuators to move the glue machine from an idle position adjacent the single facer to a locked...
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6548147 |
Apparatus and process for producing a corrugated web and an absorbent article comprising a corrugated web
Apparatus for continuously producing a web ( 1 ) which is corrugated from a thin sheet material which is elastic at least in a transverse direction of the web. The apparatus includes a guide bed (...
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6481483 |
Apparatus and process for making elastic composite sheet
An apparatus for making an elastic composite sheet including a pair of rolls adapted to bond respective surfaces of a non-stretchable sheet and a stretchable sheet and fed together into a nip of...
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6479414 |
Textile machine felt
A textile machine felt, which can be used, for example, as a compacting felt on machines for rendering textiles shrinkproof, consists of a ground textile ( 1 ) and a felt layer ( 2 ) which is...
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6470944 |
Woven endless and needlepunched corrugator single facer belt
An unlaminated belt for a single-facer section of a corrugated board production line has a single base structure in the form of an endless loop lacking a seam. The base structure is made up of...
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6276420 |
Coated corrugator belt
A corrugator belt for a corrugator machine includes a base having two sides. One of the two sides is the face side of the corrugator belt when the belt is in the form of an endless loop on a...
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6238198 |
Roll-out apparatus for corrugating roller
A corrugating roller unit is moved smoothly between a first reference plane and a second reference plane at different heights by a roll-out apparatus having a set of moving support device. A first...
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6171682 |
Absorbent article comprising a corrugated web
Apparatus for continuously producing a web (1) which is corrugated from a thin sheet material which is elastic at least in a transverse direction of the web. The apparatus includes a guide bed (2)...
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6153037 |
Method and apparatus for producing multi-ply corrugated paperboard
Method and apparatus for producing a multi-ply corrugated paperboard (105) by repeatedly laminating multi-ply corrugated mediums (102, 103) with different pitches and widths between top and bottom...
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6136417 |
Corrugator and corrugated fiberboard sheet manufacturing method
The present invention relates to a corrugator and corrugated fiberboard sheet manufacturing method which are capable of accurately adjusting the quantity of moisture included in a sheet to...
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6126771 |
Corrugated cardboard manufacturing process
The invention relates to a process for manufacturing corrugated board in which the corrugated board is produced by gluing at least three individual constituent webs (3, 5, 7) respectively on two...
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6089296 |
Pre-conditioning of a medium web during the fabrication of corrugated paperboard
An apparatus for preconditioning a medium web on a corragator before fluting the medium web during the manufacturing process of corrugated paperboard uses steam flows and pressures to press the...
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6074507 |
Corrugating roll with improved flute profile
Corrugating rolls for forming corrugated paperboard medium are given a flute valley profile having a narrow channel along the valley base between arcuate segments of the valley base that parallel...
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6068701 |
Method and apparatus for producing corrugated cardboard
A method and apparatus for applying adhesive to the flutes of corrugated board to bond a face thereto. An applicator roll is provided with a uniform thin coating of adhesive by a flexible bar urged...
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6032713 |
Corrugated board manufacturing system
A first tension adjustor for adjusting the tension of a liner and a pitch measuring device for measuring the corrugation pitch of a first core board of a single-faced corrugated board are used. A...
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6027591 |
Single face splicer and method of using the same
A single face splicer for creating a splice between a running web from a first source of single face material and a ready web from a second source of single face material to provide an...
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5904793 |
Method and equipment for rapid manufacture of loop material
A method for forming a sheet of loop material in which a sheet of fibers is passed between a first cylindrical forming member having sockets and a second cylindrical forming member having mating...
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5897824 |
Surface heating for a corrugated medium web
In a single facer, the premoistened medium web is dried on both surfaces to a shallow depth immediately prior to passage through the corrugating nip. The dried shallow surface layers substantially...
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5846376 |
Adhesive consumption monitoring system
A paper corrugator machine has a closed loop for delivering warm adhesive from a source to a pan from which the adhesive is applied onto the crests of the corrugated paper flutes. To insure a...
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5755902 |
Method and apparatus for producing a composite web having transverse stretch
This invention relates to apparatus and methods for fabricating a composite web having transverse stretch. In one embodiment a forming plow forms at least one groove in a first web of material. An...
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5643397 |
Equipment for forming a sheet of loop material
A sheet of loop material adapted to be cut into pieces to form loop portions for fasteners of the type comprising releasably engageable hook and loop portions, or to be incorporated into items such...
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5587206 |
Method and apparatus for coating corrugated sheet material
An applicator for coating sheet material has a relatively thick compressible, saturable layer for engaging the sheet which is effective to apply an optically clear coating when saturated with a...
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5578160 |
Heat transfer control system for a double backer
A system for controlling the rate of heat transfer between the heating surfaces and a corrugated web in a double backer includes an air flow system operable to selectively apply a vacuum to the...
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5568877 |
Method of manufacture for container for hot food
A method of manufacturing a container for the temporary storage of foods is disclosed. The container includes a corrugated medium having a single backer paper thus creating an exposed corrugated...
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H001558 |
Method for manufacturing and an absorbent article having elastically extensible portions
A method for forming a disposable absorbent article having portions which are elastically extensible in at least the cross-machine direction. The method generally comprises the steps of providing a...
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5508083 |
Machine direction fluted combined corrugated containerboard
Provided is an improved corrugated containerboard that includes a corrugated medium sandwiched between and secured to a top liner and a bottom liner. The corrugated medium, top liner, and bottom...
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5185052 |
High speed pleating apparatus
Disclosed is an apparatus for longitudinally pleating a moving lamina. The apparatus features a curved axis roll having a stationary axis circumscribed by a rotating sleeve with a plurality of...
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5094708 |
Registration system for a continuous web
A self-correcting web registration system achieves web shortening by pleating the web with a grooved crease roller. The web passes through a nip between the crease roller and an opposing drive...
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4948445 |
Method and apparatus for making a corrugated fiberboard honeycomb structure
An improved method and apparatus for forming cellular core structures from corrugated fibreboard utilizing flat sheets of single wall corrugated board of rectangular configuration. The sheets are...
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4935082 |
Forming corrugated board structures
A method and apparatus for manufacturing a corrugated product in which the corrugated mediums are bonded at their flute tips with no intervening liner. A corrugated belt or belts is provided to...
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4913911 |
Embossing machine for textile materials
An embossing machine wherein two driven embossing rolls are provided with ripheral knobs and depressions. The knobs of one roll extend with clearance into the depressions of the other roll and vice...
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4897146 |
Apparatus and method for fabricating structural panels having corrugated core structures and panel formed therewith
An apparatus and method for continuously fabricating lightweight structural panels and the structural panel fabricated thereby are provided, the apparatus being capable of heating a core sheet to a...
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4894113 |
Apparatus for manufacturing a corrugated member
A corrugated member comprising a top web (2) and a carrier web (3) is manufactured by stepwise forward feed movement of the carrier web, with simultaneous deformation of the top web and joining of...
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4846660 |
Apparatus for producing double wall pipe
Pipe made from thermoplastic polymeric material and comprising a transversely corrugated outer wall and a smooth inner wall of constant diameter fusion welded to the inner crests of the...
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H000556 |
Method of manufacture and machine for manufacturing subterranean wall drain
A continuous method of manufacturing a drainage system and apparatus therefore comprises a continuous assembly line which forms a plastic core material followed by continuously forming an envelope...
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4787954 |
Vacuum tube holder for corrugating machines
Apparatus for forming and fabricating single-faced paperboard, the lower corrugating roll is provided with numerous circumferential grooves which are partially evacuated beneath a traveling...
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4740256 |
Method of making a weather strip
A method for making weather strips in which a polyurethane film is positioned along an anvil having longitudinal parallel spaced anvil surfaces and recesses therebetween with elongate channel-like...
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4643706 |
One-sided corrugated cardboard machine
A one-sided corrugated cardboard machine comprising a machine stand with two fluted rollers in meshing engagement with each other and an auxiliary roller rotatably supported therein, the axes of...
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4629526 |
Method of and means for replacing corrugating rolls in a single facer
Disclosed herein is a method and means for replacing upper and lower corrugated rolls in a single facer having a cassette frame for rotatably supporting the upper and lower rolls and a main frame...
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4618394 |
One-sided corrugated cardboard machine with suction device
A one-sided corrugated cardboard machine having an upper and a lower fluted roller, a pressure roller associated with the lower fluted roller, a suction box essentially extending the width of the...
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4581095 |
One-sided corrugated cardboard machine
One-sided corrugated cardboard machine comprising a first fluted roller and a second fluted roller in meshing engagement with each other and between which a web of cardboard is introduced to be...
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