"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7069853 | Ergonomically improved multiple surface stamp A hand printing stamp having multiple printing surfaces disposed angularly to each other at the bottom portion of a body further including an upper portion adapted to ergonomically fit into the palm of the user when his/her thumb and fingers of the grasping hand are... | 07/04/2006 |
| 6994025 | Self-inking hand stamp A self-inking hand stamp (1) with upper impact inking, comprising a stamp housing (2) in which a stamp aggregate (3) is arranged that is capable of moving from an inking position on an ink pad (4) into a stamping position, with an actuati... | 02/07/2006 |
| 6976801 | Method and system for transporting mailpieces in a printing station The present invention describes a double belt transport system for moving a mailpiece into a printing area of a digital printer. The transport system includes an upper belt and a lower belt. The upper belt has a straight section to form a nip with the lower belt to ... | 12/20/2005 |
| 6398435 | Marking press device for producing raised symbols with or without coloring A marking press device having a pair of type arms that face each other to interpose a workpiece to be marked therebetween, a type fixed on each of said type arms for making a mark thereof, a circular type assembling member around which a plurality of said... | 06/04/2002 |
| 6378422 | Rotary marking device A rotary marking device for use in a multi-spindle screw machine to mark a rotating work piece. The marking device has a rotating marking wheel with marking indicia on a portion of its circumfrence. When the marking device is in marking position adjacent ... | 04/30/2002 |
| 6295923 | Device with eccentric stamping wheel for stamping moving parts The invention relates to a device for stamping distinguishing marks on parts moving in the feed direction of a roll line, comprising at least one mark-holder for holding a mark, the mark-holder being placed on the circumference of a stamping wheel. The in... | 10/02/2001 |
| 5775217 | Check writing machine having an inked ribbon The check writer for imprinting checks is comprised of a frame having a printing line, a plurality of type segment members supported by the frame, with each segment member having a set of offset printing characters thereon on the segment member facing and... | 07/07/1998 |
| 5493967 | Value selection and printing apparatus including a security device A value selection and printing apparatus includes a printing device having a printing wheel which is rotatable into a plurality of positions to present a corresponding plurality of value printing elements into a printing position; a value selecting device... | 02/27/1996 |
| 5460086 | Zip code to postnet conversion printing device A bar code conversion device for automatically converting the decimal digits of a selected postal ZIP Code into the corresponding POSTNET bar code has a first set of digit wheels with faces for the decimal digits, a second set of bar code wheels with face... | 10/24/1995 |
| 5372065 | Value selection mechanism including means for weakening a drive gear to permit distortion thereof Value selection and printing apparatus comprising, structure for printing a value, the printing structure including a rotatable device and a drive shaft therefor, structure for selecting the value, the value selecting structure including a rack gear slida... | 12/13/1994 |
| 5158015 | Compact print wheel printer with life extended character selection capability A print wheel printer of the type having a print wheel spring extension releasably engaged in a primary indent formed in the circumferential surface of the print wheel shaft is provided with relative angular surface relationships for the spring indent or ... | 10/27/1992 |
| 5113759 | Latch mechanism for small-size printer A latch mechanism for a small-size printer capable of performing a printing operation with a desired type on a rotatable type drum being held at a print position by impacting a hammer towards the type drum across a recording paper loaded therebetween. The... | 05/19/1992 |
| 5104248 | Print wheel shift mechanism for use with a miniature printer In a miniature printer including a carriage for motion along a path in linear reciprocating directions having at least one cam surface, a frame including a projection adjacent to the path and a print wheel having at least two levels of print type, a mecha... | 04/14/1992 |
| 5048414 | Automatic stamper Described herein is an automatic stamper for imprinting desired letters or characters on documents, which is of the type including a printing block having a plural number of stamp units mounted around the circumference of a drum, a support frame rotatably... | 09/17/1991 |
| 4981378 | Apparatus for printing a strip The invention relates to an apparatus for printing stamps, which are cut from a strip (2) drawn from a roll (1). The apparatus has an adjustable printer and a common drive for the non-jerky advance of the strip and for operating a cutting mechanism. An ec... | 01/01/1991 |
| 4902148 | Typewriter with a print wheel and hammer driven by one motor A typewriter or similar machine with a print wheel disposed on a shaft drivable by a motor, the characters of which are printed by means of a hammer. In accordance with the invention, use of a separate print magnet is to be omitted. This is made possible ... | 02/20/1990 |
| 4828410 | Serial print wheel impact printer Disclosed is an improved serial impact printer which both prints and serrates a document. The printer includes a print wheel which is rotated to position a selected character in front of an anvil. The print wheel includes a wheel-like circular member havi... | 05/09/1989 |
| 4760785 | Printer with rotating hammers A printer provided with a plurality of printing type wheels, which have printing types at their periphery and can be selectively stopped at the printing position and a hammer disposed so as to be opposite to said printing type wheels, which can push recor... | 08/02/1988 |
| 4699052 | Electronically controlled printing device A printing device for printing characters and codes on surfaces. In one form, the device is contained within a hand-held housing of rectangular parallelepiped configuration having an opening in one of the major surfaces thereof through which opening print... | 10/13/1987 |
| 4686898 | Credit card embossing system An embossing system is disclosed for embossing cards with characters of at least two pitches. A number of embossers equal to the number of lines of characters to be embossed on the card are positioned in line. Each embosser is dedicated to the embossing o... | 08/18/1987 |
| 4644477 | Printing apparatus A printing apparatus having a first memory which stores as one unit 8-bit data comprising first data of 6 bits and second data of 2 bits, the first data comprising position data which correspond respectively to printing types formed on the circumference o... | 02/17/1987 |
| 4611536 | Apparatus for producing a reset pulse for a printer An apparatus for producing a reset pulse for performing the printing operation of an impact printer. A cam is secured to a shaft of a type drum. The cam has a rising portion, lowering portion, and escape portion. A cam follower is mounted on a lever to en... | 09/16/1986 |
| 4541334 | MICR Printer A high speed desk top MICR printer for financial transaction documents and the like. The print wheel is stepped at a selectively variable rate determined by the number of required angular steps between consecutive printed characters. The step rate is sele... | 09/17/1985 |
| 4534665 | Serial printer A multicolor serial printer has a color switching means interposed between an end of a carriage and type wheels having a group of first-color printing types and a group of second-color printing types. The color switching means has first-color and second c... | 08/13/1985 |
| 4509872 | Character selecting and inked ribbon feeding mechanism for a serial printer A serial printer of the type employing a petal like print thimble is improved by employing a first motor for character selection in a circumferential direction of the thimble, and a second motor for selection of the vertical position of the print thimble,... | 04/09/1985 |
| 4485735 | Automatized printing machine and printing unit for such a machine This invention relates to a printing machine provided with a printing head comprising a plurality of coaxial rotating printing wheels, wherein the control wheel is fast in translation with a carriage mobile parallel to the axis of said printing wheels and... | 12/04/1984 |
| 4419930 | Hand labelling apparatus The present invention relates to a hand labelling apparatus with the aid of which pressure-sensitive labels adhering to a carrier tape can be imprinted, dispensed and applied to articles. For this purpose the apparatus comprises in the front region of its... | 12/13/1983 |
| 4409892 | Hand labelling apparatus A hand labeller having a plurality of rotatable print wheels with selectable print types disposed on the periphery of each print wheel and a selector spindle for positioning selected print types at a printing zone of the print wheels. The selector spindle... | 10/18/1983 |
| 4386562 | Bar code printer A printing system for printing coded bar elements on a record member include a rotatable drum member having slidably mounted print elements disposed about its periphery. An actuator member positioned adjacent the drum member engages one of the print eleme... | 06/07/1983 |
| 4361086 | Serial printer for objects movable in a predetermined direction The printer is included in an apparatus for depositing valuables in envelopes, which are conveyed to a depositor at a constant speed. The printer includes a type wheel inked by a removable inking roller and selectively rotatable by a stepping motor, each ... | 11/30/1982 |
| 4357115 | Printing system for multiple character languages and elements thereof The invention disclosed is a printing system particularly useful for printing languages having large number of characters such as Chinese. The printing system in one aspect comprises a packet of coaxially disposed printing elements, each having a generall... | 11/02/1982 |
| 4244289 | Apparatus for marking strip material This invention relates to apparatus for marking strip material such as cinematographic film, the apparatus comprising means for feeding the film from a film supply station to a film take-up station via a printing station, means for feeding a tape carrying... | 01/13/1981 |
| 4203675 | Pressure printer A document or other record media along with an associated inked ribbon and a type character are pressed together at the same time from two sides by means of two pressing members pivoted on a common shaft. The pressing members are connected with a toggle l... | 05/20/1980 |
| 4127064 | Large type rotary printer A large type printer which continuously drives annular printing wheels having circumferentially spaced printing facets on their peripheries. The driving mechanism is a friction drive which may be overriden. Thus, the apparatus includes means for monitorin... | 11/28/1978 |
| 4122769 | Control arrangement for a belt printer A control arrangement for a belt printer having characters arranged in successive series on an endless belt and passed continuously in front of a print support and hammers adapted to be actuated by a control device. A recording store is connected to a cal... | 10/31/1978 |
| 4082944 | Band timing generator This invention relates to a method and apparatus for reading periodic timing marks from a moving printing band and for generating synchronous timing marks during the passage of a missing timing mark on the printing band. Two timing mark sensors are positi... | 04/04/1978 |
| 4058798 | Longitudinally extended printing method for computers Longitudinally extended printing of all types of computer output for reading in the direction in which the paper was caused to flow during printing is provided for instead of the conventional printing for reading across such direction. Existing hardware i... | 11/15/1977 |
| 4028669 | Printer control system A printer control system is disclosed for receiving data in the form of binary bits over a transmission line from a central processing unit, said data divided into characters to be printed, the control system comprises a rotary drum printer and a control ... | 06/07/1977 |
| 4009654 | Automatic modification of the print control in a printing device An arrangement for detecting a change in the number of printing characters associated with a set of such characters employed in a printer and for automatically modifying the print control algorithm employed in the printing process in accordance with said ... | 03/01/1977 |
| 3977319 | Drum column printer An impact printer including a type bearing drum mounted for rotation about the axis of the drum and including a plurality of hammers mounted with the impact faces thereof opposed to the drum and aligned in a direction extending parallel to the drum axis. ... | 08/31/1976 |