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6446551 |
Method, apparatus, and plate for stencil printing having reversibly expanding and shrinking apertures
A regenerable stencil printing plate is provided, which can be repeatedly used in master making and printing. The stencil printing plate comprises a film made of a polymeric material that shrinks...
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6447895 |
Thermal stencil sheet for use with a printing system
A thermal stencil sheet for use in a laser stencil printing system comprising a stencil sheet comprising a base layer, a radiation absorbing layer, and a thermal film overlying the radiation...
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6443059 |
Solder screen printing process
A solder screen printing process comprises: providing a wafer having a plurality of chips thereon, and a passivation layer covering the chips while exposing a plurality of bonding pads of the...
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6411863 |
Auxiliary control system for use with programmable logic controller in a press machine
An auxiliary control system is operatively associated with a press machine controller including a programmable logic controller having a main processor. The auxiliary control system includes a...
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6401607 |
Stencil printing system, stencil printing method, and computer-readable recording medium storing stencil printing program
The disclosed stencil printing machine automatically judges the process to be executed by referring to the operation waiting state of the controller and its own operation waiting state. According...
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6382097 |
Stencil printing machine and a wrinkle preventing method on a stencil sheet of the stencil printing machine
An ink supplying roller ( 17 ) is disposed in a rotary cylindrical drum ( 16 ), and is moved so that the ink supplying roller ( 17 ) can be brought into contact with an inner peripheral surface of...
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6378433 |
Method for mounting printing plates on sleeves and for mounting the resultant sleeves on flexographic printing machine cylinders
A method for mounting printing plates to a printing cylinder including the steps of first securing the plates to a flexible transparent polymer film sleeve and then securing the sleeve to the...
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6371017 |
Printing method and printing apparatus
The temperature of a portion that belongs to a stencil and is located in the vicinity of a portion retaining a printing paste is increased to reduce the viscosity of printing paste that adheres to...
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6367378 |
Reel feed screen printing method and printing machine
This invention relates to a real feed screen printing method and printing machine for performing screen printing while feeding a roll film by a specific stroke, in which the drying oven side of the...
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6363847 |
Method of applying adhesive material to parts mounted circuit board
The invention greatly improves an efficiency of a whole of aparts mounting process. In a method of applying an adhesive material to a parts mounted circuit board, a recess portion surrounding a...
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6349640 |
Seal type composite stencil and plychrome picture forming method
A stencil capable of accurately transferring a picture with a plurality of colors by a person without skill. This stencil includes a plurality of die seal papers from which parts of a picture are...
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6348233 |
Method of forming conductive line features for enhanced reliability of multi-layer ceramic substrates
A method for minimizing formation of cracks at junctions between conductive vias and conductive lines in line-to-via connections on a substrate. The method comprises providing a transition zone...
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6348519 |
Emulsion ink and printing method using emulsion ink
Emulsion ink, by which clear images are produced, having excellent drying and fixing properties and preservation stability and does not bleed, strike through or leak. The emulsion ink contains an...
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6336402 |
Screen printing method and apparatus having an air blower
A screen printing apparatus is designed so that cream solder 17 disposed on a mask plate 12 can be preserved at a certain appropriate temperature by the limited use of blown air. An air nozzle...
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6335055 |
Squeegee for screen printing, screen printing method, and screen printing apparatus
Pattern holes are completely filled with paste. As a result, occurrence of defects is prevented, and an excellent printing performance is obtained, high speed screen printing is possible, and the...
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6318255 |
Method of attaching coated silk screen fabric to a frame and the reusable silk screen
A method of locking a precut silkscreen fabric to splines which are then inserted into retensionable roller frames, wherein the fabric is scored where it contacts the spline, permitting the...
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6289812 |
Printing process for applying a composition using a stencil or digital duplicator
A printing process including applying a composition to a substrate using a digital or stencil duplicator, the composition including a dispersion of particles of a thermoplastic or thermosetting...
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6289803 |
Method and apparatus for screen printing
A screen printing apparatus and method for forming printed wiring on a substrate, such as a wafer. The apparatus includes a reservoir disposed beneath a screen having a plurality of openings...
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6286423 |
Method and apparatus for preparing a screen printing screen using an image carrier
An apparatus for preparing a screen printing screen is provided. It includes an exposing frame which houses a curing agent such as a light source. A reimagable image carrier is placed in...
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6286424 |
Plastic mask unit for paste printing and method of fabricating such plastic mask unit
A plastic mask unit for paste printing, which is capable of performing paste printing with superior quality for a relatively large number of times over a long life span, and also a method of...
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6272984 |
Squeegee for screen printing and screen printing method
A squeegee for use in screen printing, including a flexible portion, and one separation or two separations extending from a contact edge of the flexible portion for contact with a screen, toward a...
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6257137 |
Screen printing process
A method of operating a screen printing machine of the type where a number of garments supported on pallets sequentially move past a series of printing stations. In order to allow a sufficient...
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6257136 |
Registration control for quality silk screen printing
Workpiece rotators are constructed for decoration registration control in spaced apart decoration stations for bottles rotatably supported by carriers of an endless chain conveyor. A screen drive...
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6253674 |
Vacuum printing apparatus and process method
A vacuum printing apparatus and process method whereby the application of a decorative imprint in either a single or multi-color rendition to the felt cover playing surface of a pool or billiard...
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6253675 |
Solder paste stenciling apparatus and method of use for rework
A solder paste stencil printing apparatus and method for applying a controlled pattern and volume of solder paste onto a single area array component site on a populated printed circuit board (PCB)....
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6250219 |
System for applying embossed patterns on textured ceilings
For applying embossed patterns on rough-textured surfaces, particularly ceilings, a simple process utilizes readily available inexpensive materials. Portions of a thin plastic sheeting are cut away...
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6244183 |
Multiple printing process pin registration method and apparatus
A method for mounting a substrate having a first image printed thereon on a digital printer to be used to print a second image in a desired alignment with the first image, wherein the first image...
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6238741 |
Single mask screening process
A process of forming a multi-layer feature on a ceramic or organic article in which first and second layers of paste are sequentially screened through a screening mask wherein the screening mask...
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6207220 |
Dual track stencil/screen printer
A dual track stencil system includes a first set of rails and a second set of rails, each of the rails being independently controlled for allowing for independent movement of circuit boards through...
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6199479 |
Method and apparatus for stencil printing
By preventing a deformation of printing drum of a rotary stencil printing apparatus caused at the time of printing, uniform printed images can be printed even under conditions such as low...
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6196127 |
Screen process printing method and screen printing machine
A screen process printing method of performing solid printing on a printing substrate with a printing ink, using (a) a squeegee, (b) a screen pattern plate through which the printing ink is brushed...
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6189448 |
Dual image stencil apparatus having stencil including sections with curled edges
A stencil for a printer used to print a substance onto a substrate using a blade that passes over the stencil during printing. In embodiments of the invention, the stencil includes a first section...
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6187372 |
Method for producing large area thick film resistors with uniform thickness
A method for creating large area, thick film resistors with improved predictability and uniformity. "Tent poles" are employed during the printing of the large area resistors to prop up the screen...
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6176179 |
Screen printer and a screen printing method
The present invention aims to achieve a screen printer which will not result in uneven printing which may occur depending on the printed positions. The moving position of squeegee is detected by...
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6170394 |
Method of preparing and using a plastic mask for paste printing
A method of preparing a plastic mask for paste printing with a plastic sheet being provided with an area containing a predetermined pattern including one or more through-holes is carried out by the...
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6148723 |
Weather resistant signage and a process for fabrication thereof
A process of fabricating weather resistant signage by screen printing indicia on a UV-treated impregnated polyester protective film using a Cellosolve acetate-based ink. The resulting sign is...
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6145434 |
Stencil printing method and device
Provided are a stencil printing method and an apparatus therefor, in which a master having a low stiffness such as a single film may be transferred, in which a complicated mechanism for fitting and...
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6139904 |
Method of making a printed board
A method of making a printed board is provided. The printed board has a base provided with a plurality of through via conductors having through holes extending completely between upper and lower...
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6138562 |
Vibrational energy waves for assist in the print release process for screen printing
Solder Paste, adhesives and other materials are screen printed onto Printed Circuit Boards (PCB's) during the assembly process for electronic circuit assemblies. Pressure forces may be applied to...
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6135024 |
Screen printing method and printing apparatus
Regarding filling of a paste, a temperature gradient at a paste-pressing face is managed by a heater incorporated in a filling head. Alternatively, a nonvolatile component is applied to a printing...
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6135025 |
Process and device for cleaning an application device
A process and apparatus is disclosed for cleaning a fluid substance from an application device with substance supply channels, and, if required, for cleaning a screen that surrounds the application...
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6131511 |
Screen printing method and screen printing apparatus
Coordinate positions of openings and lands on a screen and a first circuit board are recognized by a recognition camera and a display device. A correction amount for movement of the stage is...
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6129014 |
Apparatus and method for screen printing of paste
An apparatus for printing paste onto a surface of a printed circuit board through a screen having openings therein. The apparatus comprises a holder for holding the screen (5) horizontally in...
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6125749 |
Apparatus and method for applying liquids to screenprinting screens
The apparatus comprises a washing chamber and a washing brush on the end of a hose leading to a reservoir for liquid to be applied. The hose is connected to an outlet pipe of the reservoir having a...
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6123024 |
Stencil incorporating electronic tag
A stencil and stencil identification system in which the stencil carries a tagging device capable of storing data corresponding to characteristics of the stencil and the pattern of apertures formed...
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6123023 |
Stencil printing method and apparatus
The disclosed stencil printing method can produce prints having high glossiness by inhibiting the uneven transfer of ink caused by operation of separation of stencil. A stencil printing apparatus...
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6105494 |
Extendable gripping means for unloading an article from a screen printing machine
A new apparatus and methods for automatically unloading or removing an article from a printing machine, and preferably transferring the same to a suitable drying surface is disclosed. The disclosed...
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6105495 |
Screen printing apparatus and screen printing method
In a screen printing apparatus and method for using a squeegee to press printing paste on a screen while moving the squeegee in the horizontal direction in order to apply the paste to a circuit...
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6101938 |
Silkscreen registration system for rotary screen printing machines
A system for accurately registering multiple silkscreens relative to a printing surface after they have been clamped into a silkscreen holder of a printing head of a rotary screen printing machine,...
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6098546 |
Method and device for security printing
For security printing of documents, in particular banknotes, by printing a sheet or web using intaglio technology, an ink image is applied to transfer rollers (6) using rotary screen printing...
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