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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7325987 | Printing method using quill-jet A system for depositing a material is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer small amounts of material from a source of material to a substrate surface. One application for the system is a printin... | 02/05/2008 |
| 7317553 | Settings of sub-scan feed error and sub-scan feed amount suitable for printing medium A printing device comprises a feed mechanism configured to advance the printing medium intermittently. The feed mechanism is adjusted so that an average feed error δave is in the vicinity of zero with respect to a most slippery printing medium among plural types of... | 01/08/2008 |
| 7172351 | Method for manufacturing an armature An armature manufacturing method of forming an armature including an arm holding a printing wire, and magnetic circuit forming members attached to the arm places the magnetic circuit forming members on the arm with a resistive layer of a resistive material having hi... | 02/06/2007 |
| 7037011 | Ribbon cartridge having updatable data communication component A tape ribbon cartridge and method are provided for regulating printer operation of a printer operative to transmit a download signal. The cartridge includes a housing, an ink ribbon, and a data communication component. The ink ribbon is disposed within the housing.... | 05/02/2006 |
| 7009730 | Image forming apparatus If an edge of a sheet metal of a image forming apparatus damages an electric cable, the image signal is distorted and no correct image is formed since the damage causes feeding failure and signal deterioration. This is remarkable in the conventional digital electrop... | 03/07/2006 |
| 6953294 | Positioning apparatus installed inside a printer According to the claimed invention, a positioning apparatus is disclosed. The positioning apparatus comprises a motor and a Scotch yoke for controlling the position of a first printer part. The motor is for providing a rotational motion to the Scotch yoke. In respon... | 10/11/2005 |
| 6904842 | Coded ribbon cartridge, decoder, and ribbon ink capacity indicator with LCD display A method and apparatus are provided for adaptively controlling printer functions of a dot matrix printer in response to sensing the type of printer ink cartridge being used. An identifying resistive value is applied to surface of the cartridge and installed within t... | 06/14/2005 |
| 6779935 | Printer hammerbank with a magnetic shunt An impact line printer comprising a print ribbon wound on a pair of spools for traversal in two directions across a plurality of print hammers having tips for impacting the print ribbon to print on a media. A permanent magnet having two pole pieces having pole piece... | 08/24/2004 |
| 6759012 | Pin holder for a microarraying apparatus A pin holder for a microarraying apparatus comprising at least one group of bodies of circular cross-section packed together to form a network of pathways in gaps between the bodies; and an array of pins slidably arranged in the pathways. The pins are held in parall... | 07/06/2004 |
| 6742867 | Printing device A printing device includes a plurality of print heads, each of which has a printing zone. An extension of this printing zone in a direction of printing defines a line height and an extention of this printing zone perpendicular to the direction of printing defines a ... | 06/01/2004 |
| 6695495 | Constant density printer system An ink density closed loop control system for an ink ribbon of an impact printer having a reservoir roller formed of an ink absorbent material with at least one or more channels within the reservoir roller fluidly connected to a pump and ink supply. A tra... | 02/24/2004 |
| 6682233 | Supporting structure of an armature of a wire dot printer head In a wire dot printer head of the present invention, an armature is formed by coupling a magnetic circuit formation member having a supported piece with one end inserted into a cavity formed on a surface of a yoke to an arm coupled to a wire. The supporte... | 01/27/2004 |
| 6616357 | Dot line printer A dot line printer having printing heads of uniform characteristics, and reducing the steps number of adjustment for uniform printing quality. A dot line printer having a printing head assembly includes a plurality of spring-charged type printing heads wh... | 09/09/2003 |
| 6561707 | Needle printing head A needle printing head comprising a support (11) able to axially guide a plurality of printing needles (15), each of which has one end attached to a mobile armature (16) of a corresponding actuation electromagnet (17) having a ferromagnetic core (18) prov... | 05/13/2003 |
| 6239517 | Linear shuttle motor assembly and a controller therefor A linear shuttle motor assembly used for reciprocally moving a printer head includes a rotor and a stator having the same mass. A loud, i.e., the printer head, is connected to the stator and a counter balance to the rotor. The rotor and the stator are dri... | 05/29/2001 |
| 6213013 | Skipping printer driving method A skipping (draft) printer driving method is proposed for a line dot printer whose head bank (which executes shuttle action in a direction perpendicular to the paper feed direction) is provided with printing pins which are arranged in the shape of saw bla... | 04/10/2001 |
| 6000330 | Line printer with reduced magnetic permeance An impact printer and method of printing having a plurality of hammers in side-by-side relationship with pairs of pole pieces in associated relationship with each hammer with a hammer contact end and a distal end removed from the hammer contact. A pair of... | 12/14/1999 |
| 5893668 | Method for optimizing font marking Method for optimizing the print path of an articulated marking head during the application of a data string of segmented characters. The controlling program which implements the optimized marking head sequence provides for skipping unused line segments wi... | 04/13/1999 |
| 5888653 | Heat-sensitive mimeograph stencil A heat-sensitive mimeograph stencil having a uniform shape of openings, which have an excellent balance of retention and permeation of printing ink is disclosed. The heat-sensitive mimeograph stencil includes a polyester film and a porous support made of ... | 03/30/1999 |
| 5832820 | Integrally driven and balanced line printer A dot matrix printer having a plurality of hammers on a hammerbank with a counterbalance for the hammerbank in adjacent parallel relationship to the hammerbank. The hammerbank and counterbalance are driven by a first crank arm connected to the hammerbank ... | 11/10/1998 |
| 5806421 | Method and apparatus for securely printing a machine detectable postal indicia image A method for printing a postal indicia on a mailpiece includes moving a printing mechanism and the mailpiece relative to each other during a plurality of passes; and printing with the printing mechanism at least a corresponding portion of the postal indic... | 09/15/1998 |
| 5666880 | Integrally driven and balanced line printer A dot matrix printer having a plurality of hammers on a hammerbank with a counterbalance for the hammerbank in adjacent parallel relationship to the hammerbank. The hammerbank and counterbalance are driven by a first crank arm connected to the hammerbank ... | 09/16/1997 |
| 5586496 | Dot line printer with adjusted dot positions for canceling sheet feed error In a dot line printer that prints, for example, eight lines of dots with each single scan of a hammer bank, wherein the pins of hammers for printing the first dot line and the eighth dot line or for printing the second dot line and the seventh dot line ar... | 12/24/1996 |
| 5560723 | Shuttle driving mechanism of printer apparatus A shuttle mechanism of a printer apparatus wherein a balance shuttle unit is arranged on the opposite side of the print head in a print shuttle unit, for instance, on the under side of said print shuttle unit, so that the center of the gravity of the prin... | 10/01/1996 |
| 5492061 | Thermal printing method A thermal printing method is performed by sublimating an ink film using the heat of a thermal print head with a printing paper being supplied to a rotating drum for transferring. Printing paper is sensed by a sensor for sensing the leading edge thereof, a... | 02/20/1996 |
| 5483268 | Method for driving ink jet print head A method for driving an ink jet print head is here disclosed which is characterized by comprising the steps of carrying out printing, while a print head (1) is moved one dot at a time by 4 dots of each nozzle (2) in the print head (1) in one print scannin... | 01/09/1996 |
| 5372437 | Print head of wire-dot printer and production method thereof A print head of a wire-dot printer and a production method thereof, in which superhard chips are attached to contact surfaces of an armature and a core by brazing. The superhard chips can be readily secured to the contact surfaces of the armature and the ... | 12/13/1994 |
| 5365839 | Shuttle printer A shuttle printer having a print shuttle unit capable of reciprocating with a print head mounted thereon, and a balance shuttle unit capable of reciprocating to generate counterforce to momentum of the print shuttle unit. The shuttle printer includes a de... | 11/22/1994 |
| 5361693 | Tungsten carbide welded printer tips A process and apparatus for welding a tungsten carbide printing tip of a dot matrix printer to a hammerspring by holding the hammerspring in a fixture with a first electrode in adjacent relationship thereto and a second electrode in adjacent relationship ... | 11/08/1994 |
| 5344242 | Printer hammerbank with low reluctance magnetics The specification describes a low reluctance magnetic circuit for a dot matrix line printer for retaining hammersprings by the magnetic circuit having pairs of pole pieces formed of magnetically conductive sheets having a space for receipt of a permanent ... | 09/06/1994 |
| 5338121 | Shuttle apparatus for printer A shuttle apparatus for a printer having a print shuttle unit driven to reciprocate. The print shuttle unit includes a print shuttle provided with a print head and movable along a guide device. A row of permanent magnets are attached to the print shuttle,... | 08/16/1994 |
| 5335999 | Printer hammerspring The specification sets forth a hammerspring for a dot matrix printer having a plurality of such hammersprings spaced along a hammerbank with permanent magnetics to draw said hammersprings into a retracted and uniformly stressed mode through a spring porti... | 08/09/1994 |
| 5291824 | Dot line printer having ordinary low dot and high dot density printing modes A dot line printer provided with an ordinary dot density printing mode, a low dot density or draft printing mode and a high dot density printing mode. A hammer bank provided with a plurality of printing hammers is reciprocally movable in a shuttling direc... | 03/08/1994 |
| 5263782 | Print hammer arrangement in dot line printer minimizing number of hammers simultaneously fired A dot line printer has a plurality of print hammers accommodated in a hammer bank, which make dot impressions on a sheet of print paper as the hammer bank reciprocally moves in a print line direction perpendicular to the direction in which the sheet of pr... | 11/23/1993 |
| 5251555 | Method and apparatus for simultaneously forming a plurality of characters on the surface of an object The marking device has a housing supporting a marking head for movement longitudinally and laterally preselected amounts controlled by a pair of stepper motors. The marking head has a plurality of marking pins that are air actuated and controlled by appro... | 10/12/1993 |
| 5241904 | Dot like printer employing overlapped current applying sequence to coils of different groups A dot line printer for carrying out printing on a print paper while shuttling a hammer bank back and forth in a direction to traverse the print paper. To lower the peak level of the current flowed in an electromagnetic coil provided in association with a ... | 09/07/1993 |
| 5228386 | Print hammer assembly for dot line printer In a print hammer assembly for a dot line printer, print pins are attached to the tip ends of print hammers alternately displaced toward left and right by a predetermined distance from a vertical center of the print hammer, wherein comb portions of a fron... | 07/20/1993 |
| 5219235 | Dot line printer having improved yoke assembly A printing hammer assembly is provided having a plurality of hammer springs arrayed side by side at a predetermined pitch in a shuttling direction of a hammer bank. A front yoke is provided in front of the hammer springs, and a plurality of rectangular gr... | 06/15/1993 |
| 5195832 | Electrical stamp device with ink temperature compensation for stencil paper perforation A stamp device is capable of selecting a current supply time for use by a thermal head in accordance with an ink temperature detected by a temperature sensor so as to control the size of perforations to be formed on a heat sensitive stencil paper by the t... | 03/23/1993 |
| 5193920 | Dot line printer with paper feed time controlling capability A dot line printer with a paper feed time controlling capability includes a hammer bank accommodating a plurality of print hammers, a shuttle mechanism for shuttling the hammer bank back and forth along a print line, and a sheet feeding mechanism for feed... | 03/16/1993 |
