Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 6874780 | Device for controlling the means delivering sheets to a machine A device for controlling delivery of sheets from a stack includes a lift for a stack of sheets. A sheet inserter removes sheets from the top of the stack to move them. A detector detects the front top level of the stack and measures the extent of variations in the l... | 04/05/2005 |
| 6860708 | Automatic down-stacking technology A stacked articles accumulating apparatus functions by down-stacking. The apparatus includes a surface supported on an air cylinder member with a solenoid valve controlled by a photo eye sensor to release air from the cylinder member to maintain the top article of a... | 03/01/2005 |
| 6786479 | Banknote store with a rotatable structure having banknote-storing regions A banknote store comprises a rotatable structure such as a drum which has a number of banknote storage regions arranged around its periphery. Each stores a stack of banknotes, the stacks growing inwardly as banknotes are added. The drum can be rotated to bring each ... | 09/07/2004 |
| 6695571 | Vertical magazine method for integrated circuit device dispensing, receiving, storing, testing or binning A method for dispensing, receiving, storing, testing or binning packaged integrated circuit devices using at least one vertically oriented, removable, tubular magazine disposed above a controllably driven, rod-like indexing element extending from a drive ... | 02/24/2004 |
| 6695305 | Method of controlling or regulating the vertical position of piled or stacked sheets A method of controlling or regulating the vertical position of piled or stacked sheets, which includes determining at the leading edge and at the trailing edge, respectively, of the sheet resting on the top of the sheet pile, the vertical position of the ... | 02/24/2004 |
| 6318954 | Device for stacking sheets, in particular sheet-fed paper or cardboard sheets delivered onto pallets Devices for stacking sheet-fed paper or cardboard sheets (1) on pallets (4) are known to have a vertically stationary conveyor (2) at a height above the maximum stack level above the floor and a storage platform (5) which can be raised and lowered upon wh... | 11/20/2001 |
| 6099452 | Forms stacker A stacker and cart are provided for vertically stacking forms fed from a printer, folder, or other mechanism, by a conveyor, which do not require tilting of the cart to allow offloading of the forms. The stacker has a housing with side walls parallel to a... | 08/08/2000 |
| 5803704 | Apparatus and method for accumulating and transferring one or more stacks of articles Flat mail pieces of intermixed sizes and thicknesses are received and distributed to separately arranged storage compartments. Each such compartment contains special features and functions which ensure smooth entry of incoming mail, maintain the facing an... | 09/08/1998 |
| 5647720 | Hand cart for transporting stacked articles A hand cart for carrying sheets and other stacked objects has a motorized self-leveling platform, so the things being carried are kept at a constant elevation convenient to a worker, whether things are being added or removed from the platform. For carryin... | 07/15/1997 |
| 5645393 | IC stocker, IC unloading and positioning apparatus, and IC feed system ICs with leadframes can be efficiently transferred, stocked and positioned without the need for preparing jigs for each kind of IC. A cassette 4 accommodating a stack of ICs is inserted into a cassette space 35 and held in the center thereof. A moving table 9 ... | 07/08/1997 |
| 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 |
| 5605322 | Device for further processing after copying A transport path is branched into a main pass and a bypass. A deflector is provided at a branch point, for switching the path either to the bypass or to the main pass. Sheet detection switches are respectively provided along the bypass and the main pass, ... | 02/25/1997 |
| 5597152 | Paper accumulator unit A paper accumulator unit comprising a table which can be lifted and lowered, being kept in a horizontal condition and on which paper which has been discharged from above is continuously stacked and stored, a stepping motor for lifting and lowering the tab... | 01/28/1997 |
| 5556252 | Stack lifting apparatus and method A method and apparatus for feeding sheets from a top of a sheet stack supported on a stack lifting table to a sheet processing machine. The stack lifting table supporting the sheet stack is raised by a motor until the top of the sheet stack has reached a ... | 09/17/1996 |
| 5520504 | Assembly of a sheet-processing machine and a sheet-pile transport system The combination of a sheet-processing machine and a transport system for sheet piles includes a device for passing sheets through the sheet-processing machine in a given direction of travel; a pile support assigned to the machine; a device for carrying th... | 05/28/1996 |
| 5480278 | Automatic stacker apparatus and method Apparatus for frozen patties wherein one wide and slow conveyor feeds a plurality of narrow and fast conveyors to spread out the patties prior to stacking. Each fast conveyor conveys a stream of patties to a stacking module, each module includes a vertica... | 01/02/1996 |
| 5476361 | Device for piling bundles of sheets A plurality of sheet-bundle piling lanes are disposed in perpendicular relation with respect to a common sheet-bundle feed lane for gradually feeding sheet-bundles. At a communicating portion between the sheet-bundle feed lane and each sheet-bundle piling... | 12/19/1995 |
| 5465951 | Fabric piece handling system A fabric piece handling apparatus for picking up and placing fabric pieces. The fabric piece handling apparatus includes a pickup assembly having a pair of opposed jaws, a "trapeze" unfolder assembly adjacent to the pickup assembly, and a vacuum assisted ... | 11/14/1995 |
| 5397214 | Apparatus for handling thin, flexible sheets of material An apparatus for mechanically removing a thin sheet of material, such as food dough, from a stack of such sheets and depositing the sheet on a moving conveyor in a desired orientation so that a food filling may be automatically placed on the sheet of mate... | 03/14/1995 |
| 5232331 | Automatic article feeding system A method for stocking a plurality of containers in a stocking device and feeding one container at a time to a robot includes the steps of separately supporting each container in a vertically moveable frame and moving the frame to align a selected containe... | 08/03/1993 |
| 5151009 | Materials stacking equipment A material handling system employs a sheet separator capable of handling sheets of varied thickness and flexibility and a positioner which repetitively positions sheets relative to a pressing unit in a fixed location. A sheet stacker receives and stacks t... | 09/29/1992 |
| 5143510 | Lead frame separating device A lead frame separating device which picks up lead frames stored in a lead frame magazine has downwardly urged detection probes which come in contact with the uppermost lead frame raised by a lead frame lift and a detection sensor which detects movement o... | 09/01/1992 |
| 5135352 | Device for edgewise stacking flat single objects from a belt conveyor system or the like into a container or a fixed or mobile stacking system A device for edgewise stacking flat single objects such as letters from a belt conveyor system or the like into a container or a fixed or mobile stacking system utilizes a moving container mounted on its side in front of an output module of a sorting syst... | 08/04/1992 |
| 5087169 | Palletizing robot A palletizing robot for displacing stackable objects, particularly for printed products arranged in stacks, including a gripping device arranged at an arm driven to rotate about a vertical axis, a horizontally oriented transverse member including a track ... | 02/11/1992 |
| 5069019 | Apparatus and method of conveying and boxing frozen patties An apparatus and method for conveying, classifying, and packing goods is disclosed. The goods move on a plurality of lanes to containers for packing. The goods move on conveyors to classifiers where goods outside a predetermined specification are discarde... | 12/03/1991 |
| 5042793 | Sheet sorter image forming apparatus having same A control method for a sheet sorter including a plurality of sorting bins, a sheet discharger for discharging sheets to the sort bins and a driver for moving the sort bins to present the sort bins to the discharger includes moving the sorting bins at a fi... | 08/27/1991 |
| 5000435 | Adjustable interconnected delivery and discharge conveyor with feed control A conveying system comprising two conveyors interconnected for adjustment relative to each other and an arrangement of rollers some of which convey and during a set period others serve as drag against the stock items carried thereon to obtain single item ... | 03/19/1991 |
| 4883161 | Apparatus for the form-stabilizing storage of packs A (drying) turret (27) is used for the form-stablizing storage of cuboid packs with folding tabs connected by means of glue spots, and a plurality of pivotably mounted storage pockets (29), each intended for receiving a multiplicity of packs (20), is arra... | 11/28/1989 |
| 4861016 | Delivery safety apparatus for sheet-fed printing press In a delivery safety apparatus for a sheet-fed printing press, regardless of the operation mode of the delivery table lifting unit, a delivery table is automatically moved downward on the basis of a detection result from a pile height detecting means for ... | 08/29/1989 |
| 4805890 | Sheet stacking machine A machine for handling flat sheets employs a pair of conveyors in series to receive the sheets from a processing machine and to deliver them to a downwardly moving platform to form a stack thereon and to deliver the stack so formed. Both conveyors operate... | 02/21/1989 |
| 4765790 | Apparatus for accumulating stacks of paper sheets and the like Apparatus for converting a continuous stream of partially overlapping sheets of paper or the like into a succession of stacks has a table which is movable between a first position adjacent the discharge end of a conveyor for the stream of sheets and a sec... | 08/23/1988 |
| 4708565 | Device for stacking rectangular bales of stalky material A device for stacking rectangular bales of stalky material connected directly at the compression duct of a baling press consists of a horizontal platform supported to be displaceable in vertical guides and capable of being lowered from an uppermost positi... | 11/24/1987 |
| 4664575 | Workpiece transferring apparatus for a robot Workpieces to be machined are stacked on all but one of a series of uniformly spaced vertical guide bars on a turntable movable along a transfer path. An elevator mechanism moves into engagement with the turntable and lifts a carrier with a stack of workp... | 05/12/1987 |
| 4582463 | Fluid pressure operated stack elevating device A fluid pressure operated stacking device with a frusto-conically shaped inflatable bladder accommodated with clearance within a housing into which a stack container with stack embracing sidewall panels is insertable with the stack container panels arrang... | 04/15/1986 |
| 4564189 | Articulating sheet material conveyor A method and apparatus are disclosed for transporting sheet materials from a source location to a stacking workstation. A lower conveyor is positioned between the source location and the stacking work station. An upper conveyor having a first conveyor sec... | 01/14/1986 |
| 4558859 | Stack top control method and apparatus A stack top control method and apparatus includes sensing the vertical position of a top of signatures being stacked on a stacking platform at two spaced apart locations. Two belt assemblies tangentially contact at least a portion of opposed sides of the ... | 12/17/1985 |
| 4557656 | Top feeding and ejecting materials handling apparatus A materials handling device, such as a palletizer and/or depalletizer, which may be adapted to operate in either mode, has a mechanism, for feeding pallets to be loaded and ejecting pallets which have been unloaded, at the top of the device. The pallets a... | 12/10/1985 |
| 4536119 | Palletizing apparatus with layer level detecting means An improved palletizing apparatus sequentially loads a plurality of layers of bundles of newspapers onto a pallet. The apparatus includes a layer position and sheet hold down assembly which (1) indicates the level of the uppermost layer of bundles in a st... | 08/20/1985 |
| 4494655 | Sorter with automatic removal mechanism When the number of pieces of postal matter stacked at a stacking section in a sorter with an automatic push-out apparatus of the invention reaches a number which allows a push-out operation before or after a full-stack operation, the postal matter is tran... | 01/22/1985 |
| 4482059 | Sorter with automatic push-out mechanism The invention provides a sorter with an automatic push-out apparatus. The postal matter is transferred to an empty tray after the corresponding stacking section is full of postal matter. When the number of pieces of postal matter to be stacked at the stac... | 11/13/1984 |
