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"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 |
| 7281710 | Conveyor system and method of setting operation thereof A conveyor system has a monitor for entering information about sheets, an input/output control console for setting operating conditions of a first conveyor and a second conveyor based on the information about the sheets, and a power control console for operating the... | 10/16/2007 |
| 6481706 | Magnetic sheet fanner A magnetic sheet fanner consisting of an elongated horseshoe magnet or bar magnet having an upper end and a lower end, the poles of such elongated magnet extending from the upper end to the lower end; a support frame having an interior space and having a ... | 11/19/2002 |
| 6293538 | Magnetic sheet fanner A magnetic fanner for providing a gap between stacked, magnetically permeable sheets has a housing formed of non-magnetically permeable material defining a sealed chamber within which a piston is reciprocable between a first position in which magnets carr... | 09/25/2001 |
| 6257571 | Edge tamping mechanism A tamping mechanism for tamping the edge of sheets in a stack including a tamping assembly having a tamping blade. The tamping blade is positioned adjacent an edge of a stack of sheets and is moved toward and away from the edge. Magnets are provided to mo... | 07/10/2001 |
| 6146086 | Magnetic fanning accumulator An apparatus for accumulating and separating laminations including a lamination storage area; a magnetic fanner arrangement for accumulating and magnetically separating the laminations; a transport mechanism; and a mechanical agitation mechanism. The tran... | 11/14/2000 |
| 5439207 | Conveyor system for metallic plates and strips A conveyor system for plates of metallic, magnetic or non-magnetic material is disclosed, consisting of a linear motor stator and a first nozzle plate which is arranged on the active side of the linear motor and a second nozzle plate arranged surface-para... | 08/08/1995 |
| 5389190 | Apparatus and method for applying a twist-tie to a packaging container An apparatus for applying a twist-tie to a multiple serving, recloseable, flexible packaging container including a payout mechanism for holding a supply of twist-tie material. An extracting and cutting mechanism is configured to extract a continuous lengt... | 02/14/1995 |
| 5167751 | Apparatus for end correction of an automotive tire cord strip An apparatus for end correction of an automotive tire strip member comprises a conveyor belt for conveyance of a tire strip member consisting of rubberized steel cords to a tire building drum, which conveyor belt is narrower than the strip member, a suppo... | 12/01/1992 |
| 5018939 | Apparatus for separating iron sheets An apparatus for separating piled iron sheets one by one has a plurality of magnets arranged vertically with the same magnetic poles thereof facing each other. Magnetic fluxes generated from the magnets react with each other at a position between the magn... | 05/28/1991 |
| 4968081 | Non-contact actuator A non-contact actuator assembly for a newspaper gripper includes a magnet disposed on a gripper release arm. The release arm passes beneath an electromagnet disposed adjacent the workpath of the gripper. The position of the gripper is sensed and a suitabl... | 11/06/1990 |
| 4949950 | Electrostatic sheet transport A system and method of transporting a sheet along a sheet path with electrostatic forces by applying corona charges to the sheet in pulses from high voltage corona generating electrodes in plural arrays extending along at least one side of the sheet path ... | 08/21/1990 |
| 4946341 | Apparatus for dispensing parts Apparatus for dispensing an individual part from a stack of a plurality of identical parts includes a magazine for receiving the stack of parts and an elevator movable in the magazine by an electrical motor for raising the stack for positioning an uppermo... | 08/07/1990 |
| 4856769 | Apparatus for conveying sheets A conveyor surface composed of a single belt, a plurality of belts or of other structures such as a plurality of panels or other moving surface, or a fixed surface over which sheets of non-conductive material as paper or textiles can be caused to travel o... | 08/15/1989 |
| 4727991 | Scroll strip conveyor system A scroll strip conveyor system comprises a conveyor belt for carrying a series of relatively flat scroll strips thereon in a flat, edge-to-edge spaced apart condition. An inspection station is located along the conveyor for inspecting the scroll strips to... | 03/01/1988 |
| 4662620 | Folded products transport apparatus To provide for transfer of folded products, such as folded printed sheets received from a printing machine, between storage bins and a conveyor transport system, transport sheets which, at least in part, are magnetizable, are retained in the storage bins;... | 05/05/1987 |
| 4643795 | Method and device for application of objects onto a surface This invention relates to a method and device for applying an object (11), e.g. an antibiotic patch onto a receiving adhesive surface (19), e.g. an agar surface. The objects (11) are piled in a storage container (10), which is upwardly open, and the recei... | 02/17/1987 |
| 4639128 | Automatic platen document stop for electrophotographic copying apparatus having an automatic feed arrangement A copying device having an automatic document feed has a bar which extends across a substantial portion of the document path out of alignment with the image scanning portion of the platen. This bar is of a magnetically receptive material so that it is res... | 01/27/1987 |
| 4597490 | Device for lifting, transferring and depositing objects A lifting surface, a deposit surface and a transfer assembly is equipped with electromagnets and counter-magnets, which when they are activated permit the grasping of one or more thicknesses of a material supplied upon the surface. The assembly transfers ... | 07/01/1986 |
| 4595191 | Paper feed device having retractable separating pawls A paper feed device includes a paper cassette with separating pawls which can be detachably mounted on the paper feed section of an apparatus body. The separating pawls are retractable out of a sheet-separating position in response to detachment of the ca... | 06/17/1986 |
| 4591139 | Device for picking up planar work pieces An apparatus for picking up, transporting and exactly depositing planar work pieces, particularly cloth parts, comprises lifting devices which can be moved over work piece deposition points. The lifting devices comprise a pressure plate having a plurality... | 05/27/1986 |
| 4555105 | Method and apparatus utilizing magnetically coupled rollers to feed sheets Sheets 12 are fed one at a time from a stack 11 by a freely mounted roller 13 magnetically coupled to a rotating drive roller 14. As the stack is depleted, an elevator 27 is operated to maintain the top sheet in contact with the roller 13.... | 11/26/1985 |
| 4518161 | Sheet sorting apparatus In a sheet sorting apparatus of this invention, two main belts for conveying sheets run one upon another through a predetermined section, and are then separated from each other so that a triangular space is defined between them. The shape of the space is ... | 05/21/1985 |
| 4405123 | Automatic paper sheet feeding device for copying machine An automatic paper sheet feeding device for a copying machine has a cassette with a base plate made of magnetic material which is secured by a magnet to a bottom plate of the cassette against a biasing force of a spring. The device has a cam member which ... | 09/20/1983 |
| 4387508 | Apparatus for magnetically assembling fragile parts Two spaced stacks of magnetically soft E-cores, (17 and 18) are supported in spaced relation by pairs of magnets (38 and 39) on opposite sides of each stack. A pair of shuttles (41 and 47) move alternately toward and away from each other and under the sta... | 06/14/1983 |
| 4382674 | Electrostatic copying apparatus An electrostatic copying apparatus including detecting means for detecting the longitudinal size of the copying paper unit and a control means for operating the charging corona-discharge device only for a time period corresponding to the detected longitud... | 05/10/1983 |
| 4319742 | Sheet supply detector and indicator A device for detecting and indicating a depletion of the supply of sheets in a sheet feeder of the type having a lifting arm used to lift the sheets toward a feeding member. The device utilizes the increased movement of the lifting arm due to the depletin... | 03/16/1982 |
| 4277061 | Apparatus for classifying photographic prints or the like Apparatus for classifying photographic prints which are severed from the leader of a downwardly moving web of exposed and developed photographic paper has side walls which define a downwardly extending channel whose upper end constitutes an inlet for desc... | 07/07/1981 |
| 4260148 | Photographic print stacking device A photographic print stacking device is positioned proximate the discharge end of the conveyor system which conveys photographic prints from a photographic print cutter. The print stacking device includes upper and lower print receiving elements, which ar... | 04/07/1981 |
| 4237677 | Switching apparatus for the lowering and pivoting rails of a carton filling machine Switch apparatus for the positioning drive of a lowering and pivoting rail for the guiding of blanks into transport containers in a carton filling machine. With the pivoting rail and the aid of a belt running along the pivoting rail, previously imbricated... | 12/09/1980 |
| 4180257 | Magnetic sheet conveyor Apparatus for handling magnetizable sheet material, and especially heavy metal plates, which apparatus comprises an overhead conveyor characterized by a supporting frame structure on which a plurality of magnetic roll or roller assemblies are mounted whic... | 12/25/1979 |
| 4145041 | Automatic document handling apparatus A document handling apparatus in which sheets are automatically moved in sequence into a registered position on a work surface and then moved out of that position to make way for the next sheet is disclosed. The apparatus includes a document driving belt ... | 03/20/1979 |
| 4138102 | Automatic document processing device The present invention provides a document handling system having a processing device for transmitting information to and from a document and a document feed unit for driving the document along a feed path to the processing device. The system includes a pa... | 02/06/1979 |
| 4113380 | Feeding and electrostatic holding originals in a copying machine An original to be copied is fed onto the copy table of the copying machine. The receipt of the original to be copied triggers the establishment of an electrostatic holding field which holds the original flat on the copy table during the exposure operation... | 09/12/1978 |
| 4110068 | Hot roller fuser having manually operable jam clearance mechanism An electrophotographic copier having a hot roll fuser assembly. This assembly is slidably supported by a pair of rails. When the fuser assembly is locked into its fusing position, within the copier, it is relatively inaccessible for purposes of inspection... | 08/29/1978 |
| 4046842 | Casting of polymeric film AC electrostatic-pinning for the casting and quenching of polymeric film, especially polyethylene terephthalate film.... | 09/06/1977 |
| 4014605 | Transfer system with tailored illumination In an electrostatographic copying system wherein a toner image is transferred from an original image support surface to a copy surface by an electrically biased transfer member generating a transfer field, the transfer field is tailored by providing a pho... | 03/29/1977 |
| 3991995 | Electrostatic document handling apparatus High speed electrostatic document handling apparatus wherein an electrostatic charge is deposited on an item-document such as a check and wherein the charge is caused to interact with an electrical field through which the item is obliged to move effective... | 11/16/1976 |
| 3990696 | Feeding station The invention relates to a sheet feeding station for a magazine in which a plurality of individual sheets are located one against another, with a pneumatic pick-up roller rotatably mounted adjacent to the magazine and at that end of the magazine from whic... | 11/09/1976 |
| 3980297 | Method and apparatus for feeding sheets to a treating machine in overlapped relation Method and apparatus are disclosed for feeding a continuous series of sheets step-wise to a treating machine wherein the rearward and forward edges of successive sheets are overlapped to provide a continuous supply to the treating machine. Each sheet is f... | 09/14/1976 |
| 3966187 | Device for loading and unloading a sheet on a rotating drum The invention comes within the field of facsimile devices and concerns the winding and unwinding of a document on a rotating drum. According to the invention, the fixing of only one edge of the document on the drum is provided for and the unloading of the... | 06/29/1976 |
