Matches 1 - 43 out of 43
Match Document Document Title
5996195 Cross machine tensioning system and method  
An apparatus for tensioning, stretching or pulling a traveling web of material (e.g., single or multiple layers) lateral to the longitudinal or machine direction of the traveling web is disclosed....
5826314 Device for transversely stretching web  
A device for transversely stretching a web includes a pair of pulleys arranged in the substantially same plane and rotating in the opposite directions to each other and a pair of belts running...
5809624 Film stretching structure  
A film stretching structure holds a non-self-supporting film, sheet or the like taut so that the film, sheet or the like may not crease or slacken. The film stretching structure comprises a frame...
5590445 Tape extension device for semiconductor producing apparatus and semiconductor producing apparatus with tape extension device  
In a tape extension device for a semiconductor producing apparatus having a vertical tension device for tensing a tape, which is withdrawn from a tape roller, in a down-web direction above a...
5517737 Apparatus for continuously stretching or continuously releasing stretching forces from a web using two pairs of opposing non-planar belts  
In accordance with the present invention there is provided an apparatus for conveying a web. The apparatus is able to continuously stretch the web or continuously release the stretching forces from...
5355564 Apparatus for stretching a web of material  
A process for longitudinally stretching a polymeric film having thickened longitudinal edges while the film is constrained in the lateral dimension by a plurality of successive pairs of grippers,...
5046272 Fluid-operated stabilizing apparatus and method  
A fluid-operated stabilizing apparatus receives an article having loose, wrinkled overlapping surfaces and by use of fluid flow control devices directs flows of fluid to the overlapping surfaces to...
4433460 Apparatus for spreading and guiding a web of textile fabric  
Apparatus for spreading and guiding a web of textile fabric or the like being longitudinally fed, comprising a pair of web spreading and guiding devices disposed at opposite sides of the web, each...
4388750 Wrinkle remover for a web of running material  
Method and apparatus to remove wrinkles in a running web of material by the use of rotating members on the selvedges of the fabric in conjunction with vacuum pressure to urge the selvedges outward...
4349500 Method for stretching a fibrous or film-like material  
A method is disclosed for transversely stretching a fibrous or film-like material. The material is subjected to a monoaxial transverse stretch which progresses divergently along an arcuate track....
4331624 Method and apparatus for biaxially stretching a tubular film  
Longitudinal and transverse stretching of a tubular film is effected by gripping opposite selvages of the tubular film between a pair of substantially coplanar pulleys and a pair of endless belt...
4322026 Method and apparatus for controlling a moving web  
Method and apparatus for smoothing and laterally guiding a longitudinally moving web of material wherein the web is longitudinally moved in a generally upward vertical direction past first...
3881229 Chain mountable gripper  
The invention disclosed is directed to a gripper for gripping an advancing web between a jaw face of the gripper and a jaw face presented by a link in an endless chain including pins pivotally...
3807004 DEVICE FOR DRAWING THERMOPLASTIC SHEET MATERIAL  
Thermoplastic sheets are monoaxially and/or biaxially stretched by rotating disks between a pair of feed rollers and a pair of draw-off rollers. The circumferential surfaces of the rotating disks...
3779045 DEVICE FOR SPREADING OF THE KNITTING ON FLAT-BED KNITTING MACHINES  
A device for maintaining knitted material stretched during its movement in a knitting machine from the knitting operation to a material removal roll, the device comprising guide bars around which...
3708831 METHOD AND APPARATUS CROSS-DRAFTING FIBROUS NONWOVEN WEBS  
Apparatus and method are described for cross-drafting fibrous nonwoven webs. A web is grasped by a plurality of endless belts which diverge laterally to stretch the web in a cross-machine...
3494527 WEB STRETCHING DEVICES HAVING SILICONE RESIN SURFACES  
3471606 PRODUCING THERMOPLASTIC FILMS  
3445886 APPARATUS FOR TRANSVERSELY STRETCHING MOVING FILM  
3444585 APPARATUS FOR HYDRAULICALLY STRETCHING FLEXIBLE WEBS WHILE PASSING THROUGH A LIQUID BATH  
3440736 APPARATUS FOR THE TREATMENT OF LENGTHS OF MATERIALS  
3438139 APPARATUS FOR SETTING FABRIC  
3334391 Apparatus for stretching tubular articles  
3323703 Conveyors for webs of material  
3240412 Arrangement for continuously handling moving tensioned webs of foil with flanged edges  
3237316 Apparatus for drying continuous lengths of film or paper or the like  
3235644 Continuous lateral stretching of orientable sheet material  
3184787 Device for stretching thermoplastic films  
3172159 Container molding machine  
3171873 Production of cast films from polyvinyl chloride or vinyl chloride copolymers  
3148410 Method and apparatus for stretching film  
3132375 Method and apparatus for stretching beaded-edge films  
3114929 Apparatus for the continuous biaxial stretching of a traveling sheet  
3109218 Expander roll combination for smoothing web materials  
3078504 Method and apparatus for biaxial stretching of beaded edge film  
3063090 Apparatus for stretching beaded edge film  
3019855 Filters  
3004284 Apparatus for stretching plastic material  
2988772 Film stretching  
2957437 Seam inverting machine for overlock stitched seam  
2945283 Machine for and method of cross stretching nonwoven webs  
2866231 Method of stretching rubber hydrochloride film  
2841820 Stretching means  
Matches 1 - 43 out of 43