In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7591367 | Container unscrambler system having adjustable track A container feeding system is shown having an unscrambler having an unscrambler bowl providing a track or channel that is adjustable such that it can accommodate bottles of varying sizes. The system comprises an adjustable chute that is also adjustable and having a ... | 09/22/2009 |
| 7353935 | Conveyor discharge device A device for spreading aggregate material from a discharge conveyor onto a work surface includes a tremie attached relative to the discharge conveyor and a flexible hose connected to the tremie. A crank connected between the tremie and the discharge conveyor permits... | 04/08/2008 |
| 7287637 | Conveyor system for minimizing product damage during collection A conveyor system is provided to limit the vertical fall experienced by a product transported along the conveyor and falling into a collection bin. A sensor in a fixed position relative to the product conveying plane of the conveyor measures product collection heigh... | 10/30/2007 |
| 7270229 | Container unscrambler system having adjustable track and method A container feeding system is shown having an unscrambler having an unscrambler bowl providing a track or channel that is adjustable such that it can accommodate bottles of varying sizes. The system comprises an adjustable chute that is also adjustable and having a ... | 09/18/2007 |
| 7258225 | Method and apparatus for diverting material An apparatus for diverting material in a controlled manner comprising a diverter plate attached to a mounting assembly. The diverter plate is shaped for receiving falling material and facilitating the flow of the material onto a conveyance means or into storage. The... | 08/21/2007 |
| 7225913 | Device for discharge rod-like product having one end that is larger sized A device for discharging rod-like products each having one end that is large sized. The device includes a hopper having an opening in its bottom surface, a drive mechanism for oscillating the hopper, and a bottom cover for closing the opening of the hopper. An upper... | 06/05/2007 |
| 7219794 | Adjustable guide chute and method for processing containers A container feeding system is shown having an unscrambler having an unscrambler bowl providing a track or channel that is adjustable such that it can accommodate bottles of varying sizes. The system also comprises an adjustable chute that is also adjustable and havi... | 05/22/2007 |
| 7156263 | System and method for metering fibrous material A system and method are used to meter fibrous material into a concrete mixture. The system includes an endless conveyor belt rotatably supported on first and second rollers. Pick up members on the belt project into the direction of travel for collecting fibrous mate... | 01/02/2007 |
| 7040489 | Object orienting and sorting apparatus An object sorting and orienting apparatus is for sorting, orienting and discharging a plurality of objects, such as, container closures dispensed from a hopper. An endless conveyor transports the closures from a loading area, through an intermediate area, to a disch... | 05/09/2006 |
| 6974021 | Adjustable grain spout assembly An adjustable assembly for discharging grain from a grain handling implement having a control rod with a swivel link that is mounted to the body of the grain implement and is operatively connected to a discharge spout to rotate the spout in relation to a discharge e... | 12/13/2005 |
| 6698578 | Granular material conveyor Disclosed is an improved conveyor. The invention provides an apparatus for conveying material having an elongated tube with an input end and a discharge end, an intake hopper having a front end secured to the input end of the tube and an endless belt for ... | 03/02/2004 |
| 6691861 | Auger discharge chute with dribble door A discharge chute for the unloading auger of a combine is provided with a discharge opening which provides maximum discharge flow rate and maximum clearance for moving and positioning of the auger. The discharge chute has an upper surface extending downwa... | 02/17/2004 |
| 6591973 | Sideboard assembly for waste processing machine A sideboard assembly for an infeed system of a waste processing machine includes a sideboard for attachment to a sidewall of the infeed system of the waste processing machine. The sideboard assembly also includes a plurality of fasteners for removably att... | 07/15/2003 |
| 6561342 | Granular material conveyor Disclosed is an improved conveyor. The invention provides an apparatus for conveying material having an elongated tube with an input end and a discharge end, an intake hopper having a front end secured to the input end of the tube and an endless belt for ... | 05/13/2003 |
| 6468019 | Apparatus for use with waste compactor/baler machines An apparatus that is made integral with, attached to or attachable to machines for compacting and baling materials, particularly waste materials. The apparatus generally has a hopper compartment and a conveying assembly attached to a frame. The hopper com... | 10/22/2002 |
| 6416261 | Rotary plate feeder A rotary plate feeder valve for use in pressurized pneumatic conveying systems. The valve comprises a rotary plate that is fed from a central inlet and has one or more discharge outlets. Material transfer is controlled by rotary plate speed, depth of depo... | 07/09/2002 |
| 5964566 | Portable drive-over hopper The invention relates to a portable drive-over grain hopper for use in moving grain. The hopper has an endless chain linkage with laterally extending paddle assemblies spaced therealong. A grain transfer bed extends from a low profile location in position... | 10/12/1999 |
| 5626455 | Ethylene oxide catalyst loading device A single tube catalyst loading device is provided which consists of a transport belt system, electric motor, and catalyst loading hopper. Using this equipment, it is possible to control the drop rate of catalyst pellets without incurring mechanical damage... | 05/06/1997 |
| 5404993 | Collapsible auger conveyor hopper bottom A collapsible hopper is used with a conveyor, for example a grain auger. The hopper is fastened onto the bottom end of the auger to surround the inlet. It has a flaccid side wall that is normally supported in a raised condition by a top, rigid hoop connec... | 04/11/1995 |
| 5392829 | Apparatus and method for loading of logs An apparatus and method for aligning objects, particularly logs, into a loading region are provided. The apparatus comprises a stationary first side wall and a second side wall having a section that is movable with respect to the first wall. A lower floor... | 02/28/1995 |
| 5253746 | Auger assembly for a bulk seed transport bin A bulk seed transport bin includes an enclosed storage container mounted on a frame. An auger extends upwardly out of a roof portion of the container and has an upper dispensing port. The auger includes a lower end extending through the interior of the co... | 10/19/1993 |
| 5152391 | Hopper feed elevator There is provided an improved hopper feed elevator utilizing an endless conveyor passing through a bin containing parts to be elevated. A curved tunnel is juxtaposed to an opening at the bottom of the bin. The endless conveyor passes through the curved tu... | 10/06/1992 |
| 5143734 | Adjustable converging extruder hopper Flowable molten plastic material is fed downwardly into an adjustable converging hopper mounted on a horizontal extruder barrel. This hopper is positioned around an opening feeding down into the barrel for guiding and deflecting a descending "rope" of pla... | 09/01/1992 |
| 4989716 | Adjustable angle auger A portable angle auger apparatus for conveying bulk material comprising a conveyor auger and duct pivotable with respect to a supply auger and duct, a pivot hinge attached to beveled ends of the ducts and a movable flexible covering for the pivot juncture... | 02/05/1991 |
| 4948321 | Automated storage system A horizontal storage silo or bin for particulate matter such as, for example, peanuts and cereal, includes a moving apron or floor and a dam for gently receiving product, controlling product deposit into the silo and supporting the rear face of the produc... | 08/14/1990 |
| 4915056 | Automatic dough ball feeding machine A V-shaped hopper is comprised of a pair of opposing linkages each formed of a lower angularly disposed rectangular plate hinged to an upper angularly disposed rectangular plate to form a hinged corner joint. Each linkage is mounted on a vertical sidewall... | 04/10/1990 |
| 4828448 | Non-consolidating discharge feeder Previously belts, drag chains or screw feeders have been used to discharge a bulk material, such as wood pulp and the like, from a storage bin or hopper at the required rate. A problem with such feeders is obtaining uniform withdrawal of material from the... | 05/09/1989 |
| 4766991 | Device for feeding rod-like articles, particularly filter plugs for filter-tipped cigarettes A feeding device for withdrawing from a feeding hopper (1) rod-like articles, particularly filter plugs in the manufacture of filter-tipped cigarettes, and for singling these articles. The device comprises a rotary fluted drum (2) forming at least part of... | 08/30/1988 |
| 4744455 | Dispenser and component feeder A dispenser and component feeder for integration with automated assembly equipment is adapted for the high speed placement of self-orienting components of varying sizes and includes, a linear vibratory chute for transferring the self-orienting components ... | 05/17/1988 |
| 4694948 | Travelling hopper belt car A travelling hopper belt car has a feed chute and a throw-off conveyor belt that can pivot in a vertical plane around a horizontal axis in the area of the feed chute. The side walls of the feed chute are designed in two parts with the upper side section i... | 09/22/1987 |
| 4651868 | Vibratory conveyor A conveyor arrangement for assembly parts comprises a rectilinear vibratory conveyor track comprising two conveyor track parts constituting guide members for the assembly parts, a device for feeding the assembly parts to the conveyor track, a base plate s... | 03/24/1987 |
| 4300456 | Auger-fed sawdust burner with revolving hopper A furnace for burning particulate fuels, such as sawdust and the like, and which includes a rotating auger mounted in a rotating cylindrical hopper for feeding the sawdust to a sawdust burner. The hopper is rotatably mounted in a position adjacent a sawdu... | 11/17/1981 |