"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 6293543 | Universal sheet receiver for stackers Sheet receiving apparatus is disclosed for receiving paper sheets from a supply of printed sheets, aligning the sheets edgewise, dropping the sheets to a receiver tray through horizontally openable preliminary sheet supporting plates, the sets of sheets b... | 09/25/2001 |
| 6260838 | Stapling stacker A stapling stacker has a sheet infeed, a pivoted shelf on which the trailing ends of sheets are assembled with the leading ends supported by previously stacked sets, the sets are side edge aligned, stapled into sets and offset with respect to previously s... | 07/17/2001 |
| 6250627 | Selective sheet delivery apparatus A printed sheet transporting apparatus has a sheet inlet adjustable to selected heights and including an optional inverter for incoming sheets, a sheet feed path leading to selected positions in which a deflector may be adjustably positioned for deflectin... | 06/26/2001 |
| 6230599 | Paper sheet punch for sheet post processing machines A punch is disclosed in which cams at the opposite ends of a rotary shaft move a spring returned mechanism so as to apply a force to a number of punches which are aligned across a pressure plate and movable towards a die plate for punching sheets of paper... | 05/15/2001 |
| 6201946 | Multiple printer system with a route setting device for printed sheets A main printer that prints the cut papers fed from the paper feeding part and a support printer that prints and ejects the fed cut papers. The transporting part of the support printer has a cut paper transporting mechanism and a transporting control devic... | 03/13/2001 |
| 6179286 | Sheet receiving and stacking apparatus and method A sheet receiving and stacking apparatus has an infeed tray to which sheets are sequentially fed with their printed side facing upwardly starting in order, sheet one to the last sheet of a set or job, and continuing through the last sheet of the set or jo... | 01/30/2001 |
| 5993316 | Selective coin and game slot machine A coin operated type gaming machine combines accepting multiple denomination coins of a selected currency, multiple kinds of games with different types of supplemental side bets, paying out of winnings in the same currency, configurable LCD input means fo... | 11/30/1999 |
| 5947467 | Selectively adjustable decurler A decurler has an arched plate and a rotatable paper sheet feed roll defining an adjustable gap through which paper sheets driven by the roll exiting a copier or printer apparatus which causes the paper sheet to be curled transversely of the feeding direc... | 09/07/1999 |
| 5938194 | Mailbox with spring biased gates A sorter mailbox has a sheet transport for moving sheets through a feed path to a set or sets of vertically spaced receiver trays having sheet deflecting gates which are actuated so as to sowing toward or into an open sheet deflecting position so as to co... | 08/17/1999 |
| 5860644 | Sheet feeding and stacking base for electronic printers A base cabinet for an electronic printer has facilities for feeding sheets of paper from the base to a printer resting on the base and selectively for a) returning printed sheets to the base for stacking; b) inverting printed sheets exiting the printer an... | 01/19/1999 |
| 5845901 | Parallel moving tray sorter A moving bin sorter of the type in which the trays are individually and collectively moved vertically relative to a sheet inlet location and opened to provide an enlarged sheet entry space for receiving the sheets, has cams and counterbalancing springs to... | 12/08/1998 |
| 5713566 | Alignment means and fixed stapler A moving bin sorter of the type in which the trays are individually and collectively moved vertically relative to a sheet inlet location and opened to provide an enlarged sheet entry space for receiving the sheets, has trays displaced in a manner which co... | 02/03/1998 |
| 5649695 | Continuous sheet stacker and finisher A continuous sheet stacker and finisher apparatus and method are disclosed in which sets of sheets delivered from a sheet printer or copier are collected at an assembly station, moved to a stapling position and finished prior to deposit on a stack of prev... | 07/22/1997 |
| 5618035 | Offset stacker A self-contained offset stacker tray assembly is operable in conjunction with the sheet output of a host printer or copier to receive sheets from the host machine and deposit the sheets in offset sets. The assembly includes a supporting base for a frame s... | 04/08/1997 |
| 5603494 | Sheet mailbox having a rotatable sheet distributor A sheet receiving sorting device or mailbox has a sheet infeed including a short, pivoted distributor to direct sheets from the infeed, selectively or in sequence, to the input ends of an array of sheet guides extending at angles radiating from the center... | 02/18/1997 |
| 5593153 | Tray configuration for sheet receiving apparatus A moving tray sorter has a set of trays configured to extend upwardly from a horizontal plane at the point of sheet entry and each tray has progressively from the sheet inlet end a back stop against which the trailing edges of sheet are aligned, a horizon... | 01/14/1997 |
| 5575469 | Sheet receiver with infeed speed varied by measured length of sheet A sheet receiver has multiple trays for receiving printed sheets from a host copier or printer to collate or receive the printed sets or jobs made up of sequential sheets fed to the trays by an infeed roll driven at variable speeds depending upon the meas... | 11/19/1996 |
| 5531437 | Telescoping registration member for sheet receivers An in-bin stapling sorter of the type in which the trays are individually and collectively moved vertically relative to a sheet inlet location and opened to provide an enlarged sheet entire space for receiving the sheets, has a jogger which moves the shee... | 07/02/1996 |
| 5518232 | Sheet deflector with air gap infeed A sheet receiver has sheet feeding belts and coacting feed rollers for transporting sheets of paper through the feed path to selected vertically spaced trays, and sheet deflecting gates are associated with the feed rollers to deflect sheets from the feed ... | 05/21/1996 |
| 5354042 | In-bin stapling sorter with variable power stapler Sheet printing and collating apparatus includes a sheet sorter which has a stapler for stapling sets of sheets in the sorter bins. The stapler is actuated by an electric motor to which the applied power is varied depending upon the number of sheets of pap... | 10/11/1994 |
| 5351947 | Sheet sorting apparatus The vertical stack of trays in a movable tray sorter for sheets of paper exiting a copies is moved in a manner to enlarge the spacing between consecutive pairs of the trays to accept consecutive sheets of paper by moving the trays along a pair of helical ... | 10/04/1994 |
| 5350164 | Sorter operated jogger A pivoted bin sorter has a stapler for finishing sets of sheets in the bin trays and a jogger operated by a camming action of the trays as the trays are moved from a position in which sheets are deposited in the trays to a position above the sheet receivi... | 09/27/1994 |
| 5348288 | Moving tray sorter with variable tray shifting motor controller A moving bin sorter has trays which are sequentially shifted upwardly and downwardly relative to a sheet inlet location by a rotary cam driven by an electric motor which drives the cams in opposite directions. The minimum force applied by the motor and lo... | 09/20/1994 |
| 5346205 | Sorter having pivotable diverter gates with nip rollers and diverter module assembly therefor A random access mailbox has a stack of horizontally extended trays for receiving sheets of paper supplied from a printer. A modular construction provides a sheet transport system including gates to deflect sheets into a selected tray from sheet feeding ro... | 09/13/1994 |
| 5344131 | Stapling sorter with rotating sheet jogger A sorter of the moving bin type has a set of horizontally extended trays moved vertically between positions above and below a sheet entry location by cams which provide an enlarged entry space. A stapler is moved between a non-stapling position and a stap... | 09/06/1994 |
| 5328170 | Locked drawer sorter A random access sorter has a plurality of trays in a vertical stack into which are deposited sheets of printed material from an office printer, facsimile machine or other source of printed sheets. The sorter has a sheet transport and gates at the respecti... | 07/12/1994 |
| 5263707 | Combined stacker and sorter Apparatus is provided for receiving sheets of paper from a host printer and selectively transporting the sheets to a stacker tray or to a selective tray sheet sorting machine of the bin opening type. The apparatus has a sheet transport system for receivin... | 11/23/1993 |
| 5257778 | Sorter with molded tray shifting cam construction and method of making the cam A sorter has a tray moving cam construction which is an assembly of molded plastic parts including an elongated noncircular shaft and a pair of similar cam parts turned 180°, end-to-end and having a hub slidably applicable to the shaft from opposite ends... | 11/02/1993 |
| 5193801 | Variable speed drive for sorter tray shifting cams A moving bin sheet sorter has rotatable cams which engage portions of the sorter trays to move the trays at the ends adjacent to a sheet entry location between positions at which those tray ends are closely spaced above and below the sheet entry location ... | 03/16/1993 |
| 5180158 | Moving bin-set sorter A moving tray sorter has a set of trays forming sheet receiving bins to which successive sheets are to be supplied from a typical office copier or printer. The trays are mounted in a support at ends remote from the host machine to pivot on horizontal axes... | 01/19/1993 |
| 5125634 | Combined sheet collator and stapler A sheet sorter for a copy producing machine has trays which are sequentially moved past a sheet entry location by a tray shifting device. Sheets are fed into the trays to form collated sets. A gripper is moved from a retracted position into a position at ... | 06/30/1992 |
| 4977432 | Decurling and offsetting device A device is disposed in the path of paper leaving a printing unit or processor such as an office copier, facsimile or non-impact printer and has an arcuate concave guide and a feed roll which causes the paper to pass between the guide and the feed roll to... | 12/11/1990 |
| 4911424 | Sheet sorting machine A sheet sorting machine of the shifting tray type has a plurality of trays mounted for shifting movement past a sheet infeed location during sorting operation. The trays are pivoted to widely spaced relation at the entry location and are also cammed open ... | 03/27/1990 |
| 4843434 | Random access sheet receiver A random access sheet receiver is provided with a stack of trays having ends vertically shiftably mounted in a frame structure and forming bins to receive sheets from a copier, printer, or the like, wherein said ends of the trays are normally closely spac... | 06/27/1989 |
| 4842261 | Printer feeder A sheet feeder for automatic printers has a single cassette sheet feeder in which the printer rests. The printer supports an over-the-top feed apparatus which receives sheets from the cassette and transports sheets to the platen of the printer and from th... | 06/27/1989 |
| 4691914 | Sheet receiver A sheet receiver has a plurality of trays to receive paper sheets in a sequential or selected order as sheets are successively fed to the receiver from a source, such as a printer or copier, and transported to the inlet ends of the trays between opposing ... | 09/08/1987 |
| 4658901 | Method of and apparatus for removing stuck well pipe Stuck well pipe is removed from a well bore by applying an upward pull to the stuck pipe while applying an upward jarring action to the pipe by an air hammer which applies rapid blows to a linkage mechanism connected to the pipe.... | 04/21/1987 |
| 4629947 | Electric vehicle drive system An electric vehicle power system has a battery system to drive an electric drive motor. A flywheel is provided to supply energy to drive a generator for supplying electric current during peak loads on the battery-motor system and minimize current drain on... | 12/16/1986 |
| 4560374 | Method for repairing stenotic vessels A synthetic liner is inserted into a blood vessel in the region of a treated stenosis. The liner is composed of a material resistant to the deposition of the fatty matter from the blood so that the build up of a new obstruction to blood flow is inhibited.... | 12/24/1985 |
| 4500087 | Drop tray sorter In the present invention, a sheet-sorter, operating in conjunction with a photocopy machine, has a plurality of trays in general horizontal alignment with the path taken by a sheet of paper discharged from the copier. A tray pusher is arranged to move the... | 02/19/1985 |