By Conveyor Contacting Scraper Patents (Class 198/497)
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Patent number: 12246927Abstract: Replacement cleaning blades offering flexibility to be installed onto a variety of differently configured conveyor belt cleaning systems. The replacement cleaning blades are suitable for mounting frames having varied through-hole patterns as well as mounting frames that are devoid of any attachment through-holes.Type: GrantFiled: October 23, 2024Date of Patent: March 11, 2025Inventor: David K. Liland
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Patent number: 12227368Abstract: A scraper system for a conveyor system having a conveyor belt and a method for attaching a scraper module to a scraper system. The scraper system includes a system carrier and scraper modules for contacting the conveyor belt. The scraper modules are attached to a module carrier that extends on the system carrier parallel to the system carrier. The module carrier is releasably attached to the system carrier by a clamping assembly for applying a clamping force in the transverse direction to the system carrier. The clamping assembly has a clamping rod that runs parallel to the system carrier and applies the clamping force by wedge action.Type: GrantFiled: April 14, 2021Date of Patent: February 18, 2025Inventor: Cornelia Kill-Frech
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Patent number: 12157636Abstract: A cleanable conveyor frame and a method for making a cleanable frame having a simplified frame design. Infeed and outfeed assemblies are movable between operating and cleaning positions. An outfeed assembly includes a drive for a conveyor belt and a scraper assembly. The scraper assembly comprises a scraper blade mounted to a mounting bar extending between two connecting plates and a leaf spring extending rearward from the mounting bar for biasing the scraper blade into contact with the conveyor belt.Type: GrantFiled: November 9, 2023Date of Patent: December 3, 2024Assignee: Laitram, L.L.C.Inventors: Michael Hendrik DeGroot, Jeff Batchelder, Gerko Hulshof, David A. Kokx, James R. Honeycutt, Jr.
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Patent number: 12129128Abstract: Proposed is a cleaner device for a belt conveyor. A plurality of scrapers adjacent to each other horizontally is provided, and remains in close contact with a surface of a belt of the belt conveyor by an elastic force of a plurality of pressing units. The adjacent scrapers include inclined parts that are in close contact with each other at opposite ends so that the ends can be maintained in close contact with each other, an injection part and a passage for supplying a lubricating liquid between the inclined parts that are in close contact with each other so that the lubricating liquid can move independently and smoothly according to the curve of the surface of the belt, and a storage part for storing the supplied lubricating fluid so that the lubricating fluid can be continuously supplied between the inclined parts in close contact with each other.Type: GrantFiled: January 28, 2022Date of Patent: October 29, 2024Assignee: HANIL MACHINERY CO., LTD.Inventors: Hee Gon Kim, Cheol Young An
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Patent number: 12077390Abstract: A conveyor belt cleaning assembly includes a first rail member, a second rail member, and a locking mechanism for removably securing the first rail member to the second rail member. The first rail member includes a first base wall, a first leg extending from a first end of the first base wall, a second leg extending from an opposite second end of the first base wall, a first bottom retaining wall, and a first side retaining wall defining a first inner taper portion extending inwardly toward the second leg. The second rail member includes a second base wall, an inner wall, an opposite outer wall, a second bottom retaining wall, and a second side retaining wall defining a second inner taper portion extending inwardly toward the inner wall. The second inner taper portion is a mirror image of the first inner taper portion.Type: GrantFiled: July 19, 2022Date of Patent: September 3, 2024Assignee: Martin Engineering CompanyInventors: Pedro Mendes, Marco Antonio Mônica, William Malta Valladão
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Patent number: 12037202Abstract: A scraper blade mounting assembly for a conveyor belt cleaner including; at least one scraper blade; a support cartridge arranged to removingly fix the at least one conveyor belt cleaner scraper blade; wherein a top surface of the support cartridge includes an engaging element for receiving the at least one conveyor belt cleaner scraper blade; and wherein the engaging element is arranged to restrain sliding movement of the at least one along the length of the support cartridge.Type: GrantFiled: August 20, 2021Date of Patent: July 16, 2024Assignee: ESS Engineering Services & Supplies Pty LimitedInventors: Michael James Hutton, Kenneth Andrew Minch
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Patent number: 11827454Abstract: A cleanable conveyor frame and a method for making a cleanable frame having a simplified frame design. Infeed and outfeed assemblies are movable between operating and cleaning positions. An outfeed assembly includes a drive for a conveyor belt and a position limiter-scraper assembly. The position limiter-scraper assembly comprises a roller extending between two connecting plates mounted to outfeed mounting plates, a scraper assembly having a scraper blade mounted to a mounting bar extending between the two connecting plates and a leaf spring extending rearward from the mounting bar for biasing the scraper blade into contact with the conveyor belt.Type: GrantFiled: October 28, 2021Date of Patent: November 28, 2023Assignee: Laitram, L.L.C.Inventors: Michael Hendrik DeGroot, Jeff Batchelder, Gerko Hulshof, David A. Kokx, James R. Honeycutt, Jr.
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Patent number: 11724889Abstract: A nip guard (10) for use with a conveyor system which includes a pulley (84) and a flexible conveyor belt (88) which is engaged with and which passes over the pulley (84), the conveyor belt (88) including an outer load-carrying surface (82) and an inner surface (86), wherein the nip guard (10) includes supporting structure (64, 66, 60) and, mounted to the supporting structure (60, 64, 66), at least one belt scraping element (46) configured to be in scraping contact with the inner surface (86) of the belt (88).Type: GrantFiled: April 15, 2020Date of Patent: August 15, 2023Assignee: Brelko Patents (Pty) LtdInventors: Jacques Marais, Paul Christian
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Patent number: 11685119Abstract: A retractable purging mechanism is preferably comprised of a bracket that is connectable to a 3D printer. An actuatable shaft is secured to the bracket and the shaft engages a rocker arm, which in turn engages a collecting tray and moves the collecting tray from a first position to a second position. The collecting tray is adapted to receive a material that is discarded when, for example, a different print colour is used in 3D printing. A sweeper is also provided, the sweeper connected to the collecting tray to remove the material from the collecting tray.Type: GrantFiled: March 30, 2020Date of Patent: June 27, 2023Inventor: Christopher John Gibson
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Patent number: 11587409Abstract: A self-service terminal has a bin for storing media items. A mechanism is coupled to the bin that has a pathway for selectively conveying a media item from the bin to a dispenser. A heater device is mounted in the pathway for sanitizing the media item as it is conveyed to the dispenser. The heater device has a heating element set to a predetermined temperature and a roller driven by a motor set to move the media item past the heating element at a predetermined rate of speed. By selecting the predetermined temperature to 116° C. and the predetermined rate of speed to 181 mm/sec, 99.9999% of the viral load of a known type pathogen, i.e., SARS-CoV-2, is eliminated from the media item by the sanitization process.Type: GrantFiled: January 13, 2021Date of Patent: February 21, 2023Assignee: NCR CorporationInventor: Sik Piu Kwan
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Patent number: 11572604Abstract: To provide a roller scraper capable of having a long service life. A roller scraper that removes attached substances on a surface of a roller, the roller scraper including a scraper main body that is supported on a floor portion and a scraping claw that is disposed in such a manner as to project in a width direction of the scraper main body. The scraping claw is placed against the roller in such a manner as to be in contact with the surface of the roller, and an opening is formed in the scraper main body.Type: GrantFiled: July 25, 2018Date of Patent: February 7, 2023Assignee: JFE Steel CorporationInventors: Teruhiko Tobe, Takashi Doi
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Patent number: 11440738Abstract: A contact protection structure can be positioned on a belt body to prevent a pinching gap, where the belt body presents a conveyor belt deflected by a roller, and where a roller holder supporting the roller and attachable to the belt body also supports the contact protection structure.Type: GrantFiled: February 9, 2021Date of Patent: September 13, 2022Assignee: Wipotec GmbHInventors: Kay-Eric Schmidt, Markus Jochen Walter
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Patent number: 11345552Abstract: A secondary belt cleaner system for cleaning the surface of the return side of an endless conveyor belt. The system includes a plurality of blade devices that are rotatably biased against the return side surface using a respective torsion spring therein. Each blade device includes a head portion formed by a blade support and a replaceable blade tip that is releasably secured to the blade support. The head portion is connected to one end of a blade arm and the other end of the blade arm is coupled to a rotatable shaft inside a housing that is fixedly secured to a support shaft having mounting brackets at each end for mounting the system transversely to the conveyor belt frame. Adjacent blade devices have different blade arm lengths in order to have the blade coverage overlap with no gaps in between.Type: GrantFiled: October 30, 2020Date of Patent: May 31, 2022Assignee: ASGCO Manufacturing, Inc.Inventor: Andrew Collier
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Patent number: 11022928Abstract: A cleaning device includes a sheet conveyance roller, and a cleaning unit that cleans a surface of the sheet conveyance roller. The cleaning unit includes a cleaning member that can come in contact with the surface of the sheet conveyance roller, and a pressing roller that presses the cleaning member against the surface of the sheet conveyance roller. The pressing roller includes a low Young's modulus area formed at least on a part of the pressing roller in a radial direction, the low Young's modulus area having a Young's modulus lower than a Young's modulus of the sheet conveyance roller. When the surface of the sheet conveyance roller is cleaned, the pressing roller is pressed against the sheet conveyance roller so as to elastically deform in the radial direction in a state where the cleaning member is sandwiched between the pressing roller and the sheet conveyance roller.Type: GrantFiled: May 28, 2020Date of Patent: June 1, 2021Inventors: Kenichi Satake, Hiroatsu Tamai, Takeshi Watanabe, Hiroki Sakane, Yusuke Tamekuni, Masato Usui, Yuzuru Yuasa, Yasuhiro Michishita, Naoto Miyakoshi, Shunsuke Yamasaki, Shinobu Ohata
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Patent number: 11001451Abstract: A conveyer assembly, and a method of maintenance thereof, the assembly comprising a conveyer belt supported in rotation by a frame, and guard rails on each longitudinal side of the belt, wherein lever arms connected to pivoting fingers resting between the upper run of the belt and the frame connect the guard rail to the frame; and wherein upon deployment of the lever arms, the fingers pivot into contact with the upper run of the belt, thereby pushing the upper run of the belt up away from the frame, while the guard rails are lifted up from the frame; and upon release of the lever arms, the fingers pivot back between the upper run of the belt and the frame, thereby releasing the upper run of the belt while the guard rails are lowered to the frame.Type: GrantFiled: October 22, 2019Date of Patent: May 11, 2021Inventor: Rémi Gagné
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Patent number: 10994936Abstract: A conveyor comprises an endless belt and a belt return device. The endless belt comprises an upper run and a lower run and is configured to convey conveying material in a conveying direction. An intermediate space is defined between the upper run and the lower run. The belt return device facilitates transitioning of the endless belt between the lower run and the upper run. The endless belt defines at least one passage opening which allows the exit of at least a portion of an intermediate space material which is formed by a portion of the conveying material which has reached the intermediate space. At least a portion of the endless belt comprises a conveyor track and a passage track. The passage track defines the at least one passage opening. The conveyor track and the passage track are arranged side by side in the conveying direction.Type: GrantFiled: December 18, 2019Date of Patent: May 4, 2021Assignees: Mayfran Limburg B.V., Mayfran International Inc., Tsubakimoto Mayfran Inc.Inventors: Mark Andrew Mandzukic, Ryuichi Hori, Nebojsa Petrovic, Rene Martin Sieben, John Joseph Zolcak
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Patent number: 10836586Abstract: Conveyor belt cleaners are described. In some embodiments, the cleaner is installable and removable from the conveyor along a length thereof. In some embodiments, the cleaner is supported on one or more flexible supports. In some embodiments, the cleaner is removably attachable on the conveyor without modifying the conveyor. In some embodiments, the cleaner is removably mountable to one or more rails of the conveyor. In some embodiments, a side roller is supported on a drop bracket used to support a generally horizontal roller such as a return roller.Type: GrantFiled: July 19, 2019Date of Patent: November 17, 2020Assignee: Superior Industries, Inc.Inventors: Paul D. Schmidgall, Jamie Solvie
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Patent number: 10793373Abstract: A self-cleaning ring conveyor includes a first roller having a first rotational axis and a second roller having a second rotational axis that is parallel with the first rotational axis. The conveyor also includes a first ring extending around a combination of the first roller and the second roller and a second ring extending around the combination of the first roller and the second roller. The first ring and the second ring are parallel to each other. The conveyor also includes a first scraper having a first scraping slot and a second scraping slot. The first ring extends through the first scraping slot and the second ring extends through the second scraping slot.Type: GrantFiled: February 7, 2019Date of Patent: October 6, 2020Assignee: NIKE, Inc.Inventors: HyunTae Ahn, Hyun Min Baek, Do Hyun Choi, Sang Hee Lee
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Patent number: 10457494Abstract: A heated scraper bar assembly for a conveyor belt system having a reservoir configured to retain a liquid. A heating element is configured to heat the liquid in the reservoir. A scraping system is affixed to the reservoir and in thermal communication with the liquid. The scraping system increases in temperature through the thermal communication with the heated liquid to prohibit frozen process materials from sticking to the scraping system. The scraper bar assembly is useful for removing frozen debris from an active conveyor belt system.Type: GrantFiled: February 28, 2018Date of Patent: October 29, 2019Inventor: Lenard Warren Gentry
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Patent number: 10384879Abstract: A belt conveyor having a pair of side frames between which a belt is moved for conveying items includes a pair of idler rollers about which the belt is disposed for conveying items there between, a tension roller that is biased into engagement with the belt, and a driven roller operative to drive the belt about the idler and tension rollers. The tension and driven rollers are mounted between the side frames and are disposed lower than the idler rollers, with the tension roller mounted by a tensioner mount configured to impart a biasing force to the tension roller against the belt.Type: GrantFiled: May 3, 2018Date of Patent: August 20, 2019Assignee: Dematic Corp.Inventors: Harry T. German, William P. Bray, Randall J. Carlson, Benjamin J. Hekman, William R. Stickland
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Patent number: 10233029Abstract: A conveyor belt scraper (44) which has a molded base (10), a scraper element (46) which is molded to the base (10), and resiliently compressible inserts (80, 82) between relatively movable opposed surfaces of the base (10) and the scraper element (46).Type: GrantFiled: June 14, 2016Date of Patent: March 19, 2019Assignee: BRELKO PATENTS (PTY) LTD.Inventor: Paul Christian
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Patent number: 9919530Abstract: A printing apparatus includes a transport belt, a print head, a static eliminating section, and a wiping section. The transport belt electrostatically adsorbs a medium on an outer surface thereof and transports the medium in a transport direction.Type: GrantFiled: November 17, 2016Date of Patent: March 20, 2018Assignee: Seiko Epson CorporationInventors: Nobuyuki Mizushima, Satoshi Chiba, Yoshikazu Koike
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Patent number: 9862545Abstract: We disclose a roller guard with discharge for friction-driven sweep conveyors. This disclosure limits the introduction of particulate matter into the interface between a driven roller and an inner surface of a continuous conveyor belt. The roller guard assembly is mounted between an upper belt portion and a lower belt portion near the drive roller and has a retaining wall member oriented at an angle that is neither parallel with nor at a right angle to the longitudinal axis of the belt and at such an angle that particulates carried on the inner surface of the lower belt portion are directed toward the discharge aperture in the first sidewall.Type: GrantFiled: August 30, 2016Date of Patent: January 9, 2018Assignee: Illinois Grain & Seed, Inc.Inventors: Todd W. Kaeb, Andrew L. Stock, Nathan L. Kaeb
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Patent number: 9776802Abstract: A drive device for a belt conveyor device includes a drive pulley, a first pulley, a second pulley, a support frame, and a drive motor. The drive pulley has a drive shaft direction length less than a plurality of previously set belt widths of the endless belt and has the driving shaft direction length being set to a same length regardless of the plurality of previously set belt widths of the endless belt. Axial lengths of the first pulley and the second pulley are set to the same length as the axial lengths of the head pulley and the tail pulley. The support frame is rotatably attached to the first pulley and the second pulley. The drive motor hung from a lower surface of the support frame in order for the drive pulley to be positioned at an approximately center portion in a width direction of the endless belt.Type: GrantFiled: July 14, 2014Date of Patent: October 3, 2017Assignee: SANKI ENGINEERING CO., LTD.Inventor: Yoshiteru Yamaji
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Patent number: 9617128Abstract: The pulley device comprises first and second pulleys each provided with a set of sheaves. The two pulleys are designed to be respectively fixed to a fixed point and to a person to be rescued. A rope is fixed to one of the two pulleys and arranged in such a way that the first pulley moves towards the second pulley when a pull is exerted on the rope. An enclosure connects the first pulley to the second pulley and surrounds the path of the rope between the two pulleys. One end of the rope extends outwards from the enclosure to enable a pull to be exerted on the end of the rope.Type: GrantFiled: December 29, 2014Date of Patent: April 11, 2017Assignee: ZEDELInventors: Alain Maurice, Pierre-Olivier Chabod, Alexandre Bronnaz
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Patent number: 9580251Abstract: In accordance with one aspect, a cleaner for a conveyor belt is provided having a scraper blade for engaging a conveyor belt traveling in a downstream direction and a rigid fulcrum member extending laterally transverse to the downstream direction. The cleaner includes a blade mount member having an upper arm portion connected to the scraper blade, an intermediate portion spaced upstream from the rigid fulcrum member, and a lower arm portion extending from the intermediate portion, under the rigid fulcrum member, and downstream beyond the fulcrum member. The cleaner has a resilient support for the blade mount member configured to allow the blade mount member to resiliently rock about the rigid fulcrum member as the scraper blade is impacted during conveyor belt operations.Type: GrantFiled: July 2, 2015Date of Patent: February 28, 2017Assignee: Flexible Steel Lacing CompanyInventors: Marcus Lee Krosschell, Brett E. DeVries
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Patent number: 9469484Abstract: An improved belt scraper assembly for belt conveyors includes one or more blade assemblies and one or more hinge assemblies mounted on either side of a supporting flexible member for facilitating twin blade cleaning. The one or blade assemblies are operatively connected to the hinge assembly, which is adapted to ensure limited rotational motion of said blade assembly.Type: GrantFiled: February 1, 2016Date of Patent: October 18, 2016Assignee: TEGA Industries LimitedInventors: Kaushal Kishor, Saroj K. Roy, Imam S. Yaver, Arunlal Panigrahi
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Patent number: 9415946Abstract: A reversible belt scraper has two opposed replaceable scraper blades and a central shaft. Each replaceable scraper blade has a scraping surface and a base opposite to the scraping surface. The body of the scraper blades from the scraping surface to the base is comprised of elastomeric material. The scraper blades have at least one bracket in their bases. In at least one embodiment, the scraper blades have a plurality of brackets in their bases. The brackets in the bases of the scraper blades attach to the central shaft. End mounts at the end of the central shaft provide a means to mount the reversible belt scraper. In at least one embodiment, the brackets in the replaceable scraper blades are formed in a manner to accommodate the other scraper blade and allow both scraper blades to be mounted in a single row of apertures in the central shaft.Type: GrantFiled: February 20, 2014Date of Patent: August 16, 2016Assignee: Richwood Industries Inc.Inventors: Christopher Scott Smith, Glenn Edward Farrow
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Patent number: 9291392Abstract: A drying device for bulk material, comprises a conveyor on which a first majority of perforated plates with location surfaces for the bulk material is guided along a rail comprising an upper rail section, a lower rail section and a first deflection rail section at an end, in which the perforated plates are deflected from the upper into the lower rail section, and a second deflection rail section at an opposite end in which the perforated plates are deflected from the lower into the upper rail section. A scraper device comprises one or more scraping elements arranged so that the location surface of a perforated plate moving along the first or second deflection rail section comes into contact with the scraping elements, and is cleaned by means of a relative movement between the scraping elements and the perforated plate.Type: GrantFiled: November 8, 2013Date of Patent: March 22, 2016Assignee: BIG DUTCHMAN INTERNATIONAL GMBHInventor: Ludger Themann
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Patent number: 9253945Abstract: A feeder assembly for an agricultural harvester, including a first shaft, a second shaft opposite the first shaft, a chain extending around the first shaft and the second shaft, wherein the chain is configured to convey agricultural through the agricultural harvester, and a self-adjusting object deflector assembly positioned between the first shaft and the second shaft, wherein the self-adjusting object deflector assembly comprises a deflector biased against the chain and configured to block the agricultural material from interfering with a connection between the chain and the first shaft.Type: GrantFiled: September 14, 2012Date of Patent: February 9, 2016Assignee: CNH Industrial America LLCInventors: Herbert M. Farley, Nathan E. Isaac
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Patent number: 9242805Abstract: In one aspect, a scraper blade for a conveyor belt is disclosed that provides improved strength and durability of a connection between a resilient blade body and an insert molded in situ with the blade body. The blade body has an upper portion with a scraping tip and a lower portion with a pair of laterally spaced depending leg portions. The insert has a pair of laterally spaced side wall portions with variable wall thicknesses and laterally outwardly facing sides that extend along laterally inwardly facing sides of the blade body leg portions. Each insert side wall portion and the blade body lower portion include a plurality of recesses having an undercut configuration and a plurality of projections extending laterally and filling the corresponding recesses in which the projections are received to keep the blade body and the insert connected together under loading during conveyor belt operations.Type: GrantFiled: March 28, 2014Date of Patent: January 26, 2016Assignee: Flexible Steel Lacing CompanyInventor: Brett E. DeVries
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Patent number: 9085419Abstract: A removable cartridge cleaner assembly is provided that has an insertion device for ease in installing an elongate cartridge assembly carrying belt cleaner assemblies onto an elongate support extending across a conveyor belt in an operative position thereon. In one form, an elongate lever handle pivotally connected to the elongate cartridge assembly can be used to generate a leveraged insertion force, preferably by an operator that does not need to reach into the operating envelope of the conveyor system, e.g. beyond tensioning mechanisms or under the belt. The handle and the cartridge assembly can have an over-center locking mechanism therebetween for providing the operator tactile feedback as to when pivoting of the lever handle has caused the cartridge assembly to be shifted to its operative position on the support.Type: GrantFiled: June 9, 2014Date of Patent: July 21, 2015Assignee: Flexible Steel Lacing CompanyInventors: Daniel J. Kuiper, Brett E. DeVries, Gregory Lee Westphall, Richard W. Gilman
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Patent number: 9016462Abstract: A V-plow belt cleaner has a cleaning element providing first and second opposing cleaning edges which can be flipped over so that the second cleaning edge is adjacent the conveyor belt; and reconnecting the V-plow belt cleaner to its mount. The flip-able V-plow belt cleaner may comprise: left and right arms defining an apex and providing a mounting interface for cleaning media; a front arm holder attached proximate the apex; a rear support bar attached proximate rearward ends of the arms for maintaining a spacing; one or more rear arm holders attached to the rear support bar; and two or more power arms for connecting to a V-plow mount, each power arm being pivotably connected to a front or rear arm holder and being mountable to positions both above and below the V-plow cleaner.Type: GrantFiled: May 7, 2013Date of Patent: April 28, 2015Assignee: ASGCO Manufacturing, Inc.Inventors: James Edward Fries, Aaron T. Gibbs
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Patent number: 8985311Abstract: A flight conveyor for conveying material includes a frame, drive and idler wheel(s) rotatably mounted on the frame, segments for supporting the material, shafts for pivotally interconnecting the segments to an endless row which has an upper row and a lower row running, during operation, over the drive and idler wheel(s) and a number of conveyor flights for bringing the material along in the conveying direction. A scraper is arranged at the drive wheel for successively scraping off adhered material from segments and flights such that the conveyor can be used for conveying products tending to adhere to the surfaces of the segments and the flights since the adhered products are automatically removed by the scraper.Type: GrantFiled: September 10, 2012Date of Patent: March 24, 2015Inventor: Palle Stockholm Johansson
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Patent number: 8978876Abstract: An arrangement for stripping material from the lower run of the conveyor belt includes scrapers divided into groups, arranged over the width of the conveyor belt and lying resiliently elastically against the underside of the lower run. The scrapers are arranged obliquely to the direction of travel of the lower run. The scrapers of a first group are oriented angled relative to the scrapers of an adjacent second group. The arrangement provides for each scraper to be supported at least indirectly on the supporting frame of the belt conveyor via at least two wound leg springs. Each respective leg spring is connected by its upper end to a front or rear end portion of the scraper, and is connected rotatably by its lower end to a transverse strut of a supporting frame.Type: GrantFiled: November 19, 2010Date of Patent: March 17, 2015Inventor: Wilfried Dünnwald
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Patent number: 8978875Abstract: A cleaning device configured to clean an outer surface of a conveyor belt on a conveyor belt system is disclosed. The cleaning device can include a fluid dispensing device configured to dispense cleaning fluid to the outer surface of the conveyor belt. A wiping device is provided to remove excess cleaning fluid. A protective cover is provided that substantially covers at least the fluid dispensing device. Fastener mounts are provided to allow attachment of the cleaning device on top of the conveyer system.Type: GrantFiled: March 22, 2013Date of Patent: March 17, 2015Inventor: Paul Barboni
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Patent number: 8973739Abstract: A snap-fit scraper blade is provided for being snap-fit onto a mounting pole. The scraper blade has a blade body including an upper scraping portion and a lower mounting portion. The lower mounting portion has depending legs with inner surfaces that are configured for snap-fitting the scraper blade body onto a square mounting pole.Type: GrantFiled: December 23, 2011Date of Patent: March 10, 2015Assignee: Flexible Steel Lacing CompanyInventor: Andrew J. Zieger
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Patent number: 8939280Abstract: Conveying systems and method for detecting the presence and amount of biological contaminants or additives on a conveyor belt. The conveyor system includes a conveyor belt having embedded biosensors. Transmitters co-located in the belt with the biosensors transmit biosensor signals to a remote controller. The remote controller allows remote monitoring of the contamination level on the conveyor belt.Type: GrantFiled: September 21, 2011Date of Patent: January 27, 2015Assignee: Laitram, L.L.C.Inventors: David W. Bogle, Manoj Thomas
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Patent number: 8875870Abstract: A replaceable conveyor scraping blade has a blade body extending lengthwise along a longitudinal axis. The blade body is produced from a material having a flexible, elastic quality. The blade body comprises a base portion, and intermediate portion, and a terminal end. The base portion is attachable to a tensioning device for biasing the blade body against a conveyor belt. The intermediate portion is generally arcuate and comprises a leading surface and a trailing surface. The leading surface extends upwardly relative to the base portion. The trailing surface is opposite the leading surface. It also extends upwardly relative to the base portion and has a scalloped surface when viewed in cross-section extending lengthwise along the longitudinal axis. The terminal end has a scraping surface separating an uppermost portion of the trailing surface from an uppermost portion of the leading surface.Type: GrantFiled: March 31, 2011Date of Patent: November 4, 2014Assignee: Benetech, Inc.Inventor: Andrew John Waters
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Patent number: 8869971Abstract: A product removal method that includes providing a blade adjacent a conveyor belt along a path of the conveyor belt and operating the conveyor belt. A product removal system that has a rod oriented generally parallel to a conveyor drum is disclosed. A frame is rotatably carried by the rod and has a first portion extending adjacent a conveyor belt curved path and a second portion extending adjacent a return plane of the conveyor belt. A blade is adjacent the first portion. A product removal system for an oven is disclosed that has scraper assemblies rotationally biased about an axis of rotation.Type: GrantFiled: March 27, 2012Date of Patent: October 28, 2014Inventor: Souhel Khanania
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Patent number: 8869970Abstract: A conveyor belt scraper includes a non-linear scraping edge for directing product towards the center of the scraper. The non-linear scraping edge comprises two obliquely extending portions that intersect at an obtuse angle to define a nadir of a channel. The non-linear scraping edge is formed at the top end of a curved inner surface that abuts a conveyor belt wrapped around a reversing element. Channeling surfaces are formed between the non-linear scraping edge and an outer surface of the scraper. The scraping edge and channeling surfaces direct product away from the conveyor belt and over the outer surface of the scraper.Type: GrantFiled: November 5, 2012Date of Patent: October 28, 2014Assignee: Laitram, L.L.C.Inventor: Clint T. Favre
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Publication number: 20140284178Abstract: A liquid discharging apparatus includes a transporting endless belt, a discharging head and a cleaning mechanism. The transporting endless belt has an adhesive support surface, and configured and arranged to intermittently transport a medium by supporting the medium on the adhesive support surface. The discharging head is configured and arranged to discharge a liquid onto the medium supported by the transporting endless belt. The cleaning mechanism has a cleaning roller configured and arranged to clean the transporting endless belt by coming into contact with the transporting endless belt. When a total length of the transporting endless belt is L1, an intermittent transport distance of the transporting endless belt is L2, and a contact length of the cleaning roller with the transporting endless belt in a transport direction is L3, L3 is longer than L2, and L1 is a non-integer multiple of L2.Type: ApplicationFiled: March 20, 2014Publication date: September 25, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Seigo MOMOSE, Hiroyuki KOBAYASHI
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Publication number: 20140284177Abstract: An ink jet printer includes a cleaning blade that cleans the surface of a transport belt that attracts a sheet of recording paper by electrostatic adsorption and transports the attracted recording paper, and a pressing roller. The width of the cleaning blade is smaller than the width of the pressing roller that is located downstream of the cleaning blade, and thus, ink, paper dust, and the like that have escapes from both ends of the cleaning blade to the outside and have not been wiped off are caught by the pressing roller.Type: ApplicationFiled: March 6, 2014Publication date: September 25, 2014Applicant: Seiko Epson CorporationInventor: Satoshi Chiba
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Publication number: 20140262688Abstract: A device including a supporting structure, at least one scraping member upwardly and downwardly delimited by upstream and downstream sides, and an elastic material that is overmolded on the scraping member and connecting the scraping member to the supporting structure, the upstream side of the scraping member being covered with the overmolded elastic material.Type: ApplicationFiled: June 22, 2012Publication date: September 18, 2014Inventor: René Brunone
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Publication number: 20140238822Abstract: A reversible belt scraper has two opposed replaceable scraper blades and a central shaft. Each replaceable scraper blade has a scraping surface and a base opposite to the scraping surface. The body of the scraper blades from the scraping surface to the base is comprised of elastomeric material. The scraper blades have at least one bracket in their bases. In at least one embodiment, the scraper blades have a plurality of brackets in their bases. The brackets in the bases of the scraper blades attach to the central shaft. End mounts at the end of the central shaft provide a means to mount the reversible belt scraper. In at least one embodiment, the brackets in the replaceable scraper blades are formed in a manner to accommodate the other scraper blade and allow both scraper blades to be mounted in a single row of apertures in the central shaft.Type: ApplicationFiled: February 20, 2014Publication date: August 28, 2014Applicant: Richwood Industries, Inc.Inventors: Christopher Scott Smith, Glenn Edward Farrow
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Publication number: 20140238823Abstract: A flight conveyor for conveying material includes a frame, drive and idler wheel(s) rotatably mounted on the frame, segments for supporting the material, shafts for pivotally interconnecting the segments to an endless row which has an upper row and a lower row running, during operation, over the drive and idler wheel(s) and a number of conveyor flights for bringing the material along in the conveying direction. A scraper is arranged at the drive wheel for successively scraping off adhered material from segments and flights such that the conveyor can be used for conveying products tending to adhere to the surfaces of the segments and the flights since the adhered products are automatically removed by the scraper.Type: ApplicationFiled: September 10, 2012Publication date: August 28, 2014Inventor: Palle Stockholm Johansson
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Publication number: 20140174888Abstract: A belt unit includes: a belt member; a belt supporting unit including a plurality of supporting rollers for supporting the belt member, and a pair of side units for supporting end portions of each of the plurality of supporting rollers; and a cleaning unit, including a cleaning blade for cleaning the belt member, detachably mountable to the belt supporting unit. The cleaning unit includes a connecting portion connectable to one of the side units so that the belt supporting unit from which the cleaning unit is demounted is placed in a standing state such that the one of the side units is directed downward and the other side unit is directed upward.Type: ApplicationFiled: December 23, 2013Publication date: June 26, 2014Applicant: CANON KABUSHIKI KAISHAInventor: Kohei Koshida
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Patent number: 8757360Abstract: A removable cartridge cleaner assembly is provided that has an insertion device for ease in installing an elongate cartridge assembly carrying belt cleaner assemblies onto an elongate support extending across a conveyor belt in an operative position thereon. In one form, an elongate lever handle pivotally connected to the elongate cartridge assembly can be used to generate a leveraged insertion force, preferably by an operator that does not need to reach into the operating envelope of the conveyor system, e.g. beyond tensioning mechanisms or under the belt. The handle and the cartridge assembly can have an over center locking mechanism therebetween for providing the operator tactile feedback as to when pivoting of the lever handle has caused the cartridge assembly to be shifted to its operative position on the support.Type: GrantFiled: February 25, 2011Date of Patent: June 24, 2014Assignee: Flexible Steel Lacing CompanyInventors: Daniel J. Kuiper, Brett E. DeVries, Gregory Lee Westphall, Richard W. Gilman
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Device for cleaning fluid substances from a conveyor belt including paint, varnish and like products
Patent number: 8727101Abstract: A device for cleaning a conveyor belt soiled with fluid substances, and in particular for machines used for spraying paint or other products, is disclosed. The conveyor belt has an upper section and a lower return section comprising a (a) reverse roller in contact with the return section of the belt to collect the fluid substances on the belt; (b) doctor blade for scraping the fluid substances collected from the reverse roller; (c) at least one secondary belt conveyor mounted on a pair of supporting rollers and disposed beneath the doctor blade for collecting the fluid substances from the doctor blade and for conveying the fluid substances toward one end of said secondary belt conveyor; and (d) means at the end of the secondary belt conveyor for scraping the fluid substances from the secondary belt conveyor and for conveying the substances to a final collection and/or recycling means.Type: GrantFiled: June 19, 2012Date of Patent: May 20, 2014Assignee: Cefla Societa' CooperativaInventors: Stefano Chiarini, Cristian Pungetti -
Publication number: 20140124333Abstract: A conveyor belt scraper includes a non-linear scraping edge for directing product towards the center of the scraper. The non-linear scraping edge comprises two obliquely extending portions that intersect at an obtuse angle to define a nadir of a channel. The non-linear scraping edge is formed at the top end of a curved inner surface that abuts a conveyor belt wrapped around a reversing element. Channeling surfaces are formed between the non-linear scraping edge and an outer surface of the scraper. The scraping edge and channeling surfaces direct product away from the conveyor belt and over the outer surface of the scraper.Type: ApplicationFiled: November 5, 2012Publication date: May 8, 2014Applicant: LAITRAM, L.L.C.Inventor: Clint T. Favre