Matches 301 - 350 out of 584 < 1 2 3 4 5 6 7 8 9 10 11 12 >
Match Document Document Title
5162008 Method and apparatus for stretching interchangeable tension masks in color cathode ray tubes  
An apparatus and method for differentially stretching a flat tension mask to register apertures in the mask with an undedicated screen on a CRT faceplate. Stretching is accomplished biaxially on...
5161460 Screen printing apparatus for multiple simultaneous printing with accurate registration  
A multiple screen printing apparatus is disclosed which can be manufactured to loose manufacturing tolerances but yet can print "all screens-down" with accurate and repeatable registration. The...
5152219 Screen process printing apparatus using a screen reinforced by strips  
A printing apparatus including: a screen having a printing plate portion and reinforcing strips formed on both sides of the printing plate portion; a stretching device for stretching the screen by...
5148745 Screen printing apparatus assembly  
A silk screen frame is removably attached directly to the screen frame carrier of a silk screen printing apparatus, such as the reciprocating screen frame support carriage of a silk screen press,...
5149577 Dual purpose stencil-forming sheet containing a red pigment  
A dual purpose stencil-forming sheet is provided comprising an ink-pervious fibrous tissue base having an ink-impervious impregnant therethrough, which impregnant is relatively non-bleeding and...
5136797 Frame having shiftable bars with flexible ends for securing fabric using adhesive  
A screen printing frame assembly which includes adjustable tensioning bars adjacent the frame peripheral edge. Screen mesh fabric is mounted to the tensioning bars by adhesive and the bars are...
5127176 Tensional frame with rollers and elongated end plug surfaces  
A screen tensioning and printing frame having a plurality of rollers coupled at their ends to corner members. Each roller is also coupled to one edge portion of a screen material. The screen is...
5113611 Expandable screen tensioning frame with expansion devices  
A tensioning apparatus for stretching screen fabric or other membrane comprising an expandable tensioning frame to operatively support the screen fabric or other membrane cooperatively formed by a...
5111743 Screen process printing plate for printing with high precision  
A screen process printing plate includes a screen holding plate provided with an opening and having flexibility and restoring capability. A screen is fixed to the screen holding plate and covers at...
5107760 Multiple screen screen-printing apparatus  
A multiple screen screen-printing apparatus (10) is disclosed which is specifically design to print numbers on sports jerseys and the like. The apparatus has a rectangular frame (15) in which a...
5105551 Buffered inking template  
A template buffer element with cutouts which are larger than the interior cutouts of a template, attached to the template so that ink deposited on the drawing surface is separated from the working...
5099757 Spring rate control in a screen printing device  
A screen printing machine including a head and at least one screen frame holding arm pivotally mounted on the head for movement about an axis toward and away from a platen between lowered printing...
5100324 Pre-school stencil kit  
A stencil kit including a case, a drawing panel releasably mountable to said case in the manner of a cover, and multiple stencils selectively mounted to drawing surfaces formed on opposite faces of...
5097761 Screen printing frame structure  
A frame structure for supporting a stretched printing screen of the kind used in the so-called silkscreen printing process. The frame structure is intended for use in screen printing relatively...
5096524 Method for automatically stretching a silk screen fabric on a silk screen printing frame  
An automatic silk stretching apparatus for stretching silk on a silk screen printing frame is provided. At first silk is stretched to four sides by first stage stretching by cramp table and second...
5094160 Accurate registration of printing screens to a platen  
Printing screens for the screen printing of garments (e.g. T-shirts and caps) are accurately registered with respect to a printing platen of a printing machine for four color printing, or the like....
5076162 Expandable mesh frame  
An expandable mesh frame is disclosed for stretching and holding a mesh fabric. The frame consists of four frame rails held together by four corner pieces. The corner pieces fit within the ends of...
5063842 Screen tensioning and framing device and method therefor  
A screen tensioning and framing device comprising two opposing pairs of bars, the opposing bars being generally parallel to each other, means for attaching an edge portion of the screen to each of...
5061565 Film for heat-sensitive mimeograph stencil  
A film for heat-sensitive mimeograph stencil and a heat-sensitive mimeograph stencil comprising a porous support and the film laminated thereon are disclosed. Since the film of the present...
5060567 Rotary stencil printer with printing drum of net cylindrical body radially outwardly expandable in full circumference  
In a rotary stencil printer having a printing drum made of two annular members connected by a transverse bar member and a net member of woven, non-woven or knitted fibers of a rectangular shape in...
5058499 Imparting an image on a substrate  
A method to impart an image or a substrate comprising (a) placing a heat sensitive thermoplastic resin film supported on an ink pervious porous screen on a surface of a self-adhesive frame, ...
5054391 Thermal stencil sheet assembly with stencil sheet temporarily detachable from frame  
A thermal stencil sheet assembly of the type having an annular frame made of a cardboard and a thermal stencil sheet attached to one face of the frame as fixed thereto along an entire peripheral...
5050498 Stencil manufacturing and printing process and apparatus  
A stencil manufacturing and printing process reduces printed image distortion by matching screen deflection in the photostencil preparation phase with stencil deflection in the printing phase. The...
5046414 Screen printing machine  
An improved printing machine includes a screen stencil supported over a surface of a material to be printed and having first and second ends, a squeegee which applies a force on the screen stencil...
5040456 Screen printing frame  
A screen printing frame comprises four extruded plastic frame members made of a material which is recyclable and resistant to attack by the inks and solvents used in a sreen printing process. Each...
5022320 Adjustable parallel motion linkage system for screen printer  
Apparatus for off-contact screen printing in which the distance between the screen and the article to be printing upon is quickly and easily adjusted by a saingle manipulation of a lever....
5018441 Portable screen printer  
A portable screen printing apparatus useful for printing designs, lettering, and numerals on garments and other articles containing novel screen holder assemblies which allow variable positioning...
5018442 Printing screen stretch frame  
An improved printing screen stretch frame of the kind having rollers which grip the screen edges and are rotatable to stretch the screen edgewise. The rollers have a unique sealed tubular...
5003870 Antistretch screen printing arrangement  
A screen printing arrangement is disclosed including a mesh or screen attached to a frame, the screen having a pattern area defined therein. Strips of thin rectangularly shaped material are glued...
5000688 Magnetic stencil letters  
These magnetic stencil letters enable a small child to learn to write his name, etc. quickly. Primarily, the letters are packaged as a set, and are magnetic, so as to adhere to a steel panel on top...
5000089 Picture forming method, picture thereof and picture forming material  
A picture forming method in which a picture forming material having fluidity at least under a predetermined condition is forced to pass through a memographic plate having an original image in...
4993166 Adjustable pin guide for use in screen printing  
This invention relates to an aligning structure for aligning pin-receiving holes on a screen frame used in screen printing relative to upright pins mounted on a pin bar. The aligning structure,...
4989510 Screen printing machine  
A screen printing machine is disclosed which has a screen frame mounted on a swivel mount shaft. The swivel shaft for the screen frame extends through the center plane of the screen frame which...
4986005 Pleat pattern layout assembly and method  
An upholstery pleat layout device having a pounce template with a plurality of parallel rows of apertures and a pounce applicator assembly. The pounce template preferably further includes indexing...
4981075 Sheet stretching holding frame  
A sheet stretching apparatus is provided. The sheet stretching apparatus includes a first planar frame having a first circumferential portion having a given first radial width, a given first axial...
4981076 Centralizing device for preparing a silk screen for a silk screen printing machine  
This system consists of two fundamental devices based on a holder frame in which the screen to be insulated is embedded and remains fixed to the first frame by means of applying a third frame...
4978414 Apparatus for stretching silk including means to move cramp members independently of each other  
An automatic silk stretching apparatus for stretching silk on a silk screen printing frame is provided. At first silk is stretched to four sides by first stage stretching by cramp table and second...
4972773 Registration system for silk screen equipment  
A registration system to enable accurate registration of a silk screen in relation to a printing surface which enables adjustment of the silk screen in a simple and efficient manner. The...
4953460 Method and apparatus for screen printing  
An improved stencil (10), for screen printing a material (22) onto a substrate (20), comprises a sheet (12) provided with a plurality of trapezoidal openings (14) arranged in alternating fashion...
4930413 Apparatus and method for three-dimensional screen printing  
Apparatus and methods for the three-dimensional screen printing of images onto pallet-supported articles allow more than one layer of ink to be printed upon an article to form a three-dimensional...
4907506 Method and apparatus for controlling spring rate and leverage in a screen printing device  
An adjustment device for a screen printing machine wherein the tension on pivotally mounted screen holding arms may be adjusted to accommodate screens of various sizes and weights. The adjustment...
4905592 Screen-printing machine  
The machine is used, for example, in the production of printed circuits. The frame (5) supporting the screen cloth (3) is moved in a plane which always remains approximately parallel to the plane...
4902371 Mask shock absorbing system and method of using the same  
An apparatus and a method is disclosed for providing a controlled separation of a structure that has been screened from the screening mask. A dampener pad floats with the mask as the screened...
4878127 Laser engraving machine for preparing rotary screen printing screens  
A laser engraving machine for engraving rotary printing screens includes a shaft (1) having one end connected to a rotary drive (3)for rotating the shaft (1), two end ring assemblies (7, 8) at...
4872261 Method of and apparatus for surface mounting electronic components onto a printed wiring board  
A means for applying solder paste to surface contact pads on a printed wiring board with a stepped solder stencil is disclosed. The stepped stencil has sections of different thickness. Each stencil...
4860467 Stretching frame with adhesive fastening of a fabric workpiece  
A method of tensioning screening material on a tension frame for use in a silk screen process including the steps of (1) squaring the material, (2) attaching the material to rotatable frame members...
4843961 Stencil printing with vacuum support frame  
A stencil manufacturing and printing process reduces printed image distortion by matching screen deflection in the photostencil preparation phase with stencil deflection in the printing phase. The...
4838159 Lifting device for templates  
Described is a lifting device for cylindrical templates in printing machines, with an inking tube extending through each cylindrical template, the lifting device travelling along a rail running...
4791006 High accuracy variable thickness laydown method for electronic components  
A method for forming conductive paths of varying thickness on miniature electronic components such as I.C. and capacitors is disclosed. In accordance with the method there is provided a planar...
4729306 Screen seal system  
A master frame assembly for use in a screen printing press carries an upper seal means to seal directly to a screen printing frame to provide an enclosed sealed chamber within the screen frame to...
Matches 301 - 350 out of 584 < 1 2 3 4 5 6 7 8 9 10 11 12 >