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| Number | Title | Issue Date |
| 7325670 | Conveyor pan The present invention relates to a conveyor pan (110) for underground face or gate conveyors, with a pair of side parts (101) comprising cast parts which include cast vertical arms (113) extending over the height of the bottom run (106) a... | 02/05/2008 |
| 7237669 | Clip for assemblage by clamps Resilient clamps assemble modular sections of a serpentine conveyor belt at peripheral positions of mated interface walls and retain the walls in sealing, face-to-face contact while the belt moves through a laterally bending pathway. The clamps provide opposed latch... | 07/03/2007 |
| 7213699 | Rotary disc conveyor system The rotary disc conveyor system is formed of a series of units or pans linked together to form a continuous conveyor run. Each of the pans preferably includes a pair of rotary discs thereon, with all of the discs of the system rotating simultaneously and unidirectio... | 05/08/2007 |
| 7159707 | Pusher for scraper chain conveyors, especially for underground mining A pusher for scraper chain conveyors comprising an upper and lower member, the two members being connectable by bolted connections. Each member of the pusher featuring one part of one or more chain beds through which a flat jointing plane runs, as well as one part o... | 01/09/2007 |
| 7070040 | Toggle and toggle connection assembly Toggles are disclosed for toggle connections of conveyor pans of a chain scraper conveyor or conveyor troughs of a mining machine guide. In providing a toggle and a toggle connection, with which high axial forces can be transmitted while, at the same time, maintaini... | 07/04/2006 |
| 7048112 | Food grade conveyor A yoke for a food grade conveyor is formed of UHMW plastic molded as a single unit having left and right upright portions connected by vertically separated upper and lower cross portions. Each cross portion has a stanchion to provide a support face or ledge for conn... | 05/23/2006 |
| 7032743 | Conveyor pan The invention relates to a conveyor pan (150) for underground face and gate conveyors, with a bottom run (102) and a top run (103) for the guidance of a scraper of a scraper chain, with a frame work construction (101) which has side walls... | 04/25/2006 |
| 6966429 | Conveyor pan The conveyor pan according to the present invention has a framework construction (1) having the bottom run (2) and an interchangeably constructed exchangeable tray (4) forming the top run (3), which can be lifted out, vertically supported... | 11/22/2005 |
| 6896121 | Conveyor pan The present invention relates to a conveyor pan (50) for underground face and gate conveyors, with a bottom pan (2) and a top pan (3) for the guidance of scrapers of a scrapper chain, the conveyor pan (50) having a welded frame constructi... | 05/24/2005 |
| 6872025 | Toggle retainer for toggle connections A toggle retainer (10) for toggle connections of conveyor pans (5) for chain scraper conveyors, guide troughs of mining machines and similar, with a locking plate (30) engaging across the locking extension (23, 24) on the toggle head (... | 03/29/2005 |
| 6843364 | Toggle bar link for conveyor and guideway pans and toggle bars, toggle bar sockets, safety elements, pans and assembly tools for toggle bar links In a toggle bar link (100) for conveyor pans of conveyors or guideway pans of extraction machine guideways, with toggle bar sockets (1) arranged at the sides of the pans in whose socket cut-outs (3) a toggle bar can be inserted and retained by s... | 01/18/2005 |
| 6799675 | Toggle retainer for toggle connections A toggle retainer for toggle connections of conveyor pans for chain scraper conveyers guide pans of mining machines conveyors etc with a securing plate (10) which engages across one of the locking extensions (8, 9) of a toggle and secures it in the acc... | 10/05/2004 |
| 6142291 | Self-cleaning inclined section for drag conveyor A drag conveyor for particulate material is provided with an upwardly-curved bend section for conveying the material with paddles mounted on a continuous chain from a first level to a second, higher level. The paddles are provided with angled portions on ... | 11/07/2000 |
| 6035997 | Conveyor pan coupling assembly An improved coupler assembly for pans in a longwall mining conveyor system for handling coal or the like is provided. The assembly includes a dog-bone coupler having notched ends. A first end of the coupler is received and secured in place by a stop in a ... | 03/14/2000 |
| 5850907 | Guide track for roller chain drives A guide track for use with a chain drive having roller chains is provided with a plurality of components assembled in end-to-end relation. The transition joints between the individual components are characterized by the component arranged upstream in the ... | 12/22/1998 |
| 5601341 | Drive gear and guide arrangement for a mining machine, in particular a disk shearer A drive gear and guide arrangement for a mining machine such as a disk shearer which operates above a chain scraper conveyor. The guide arrangement includes a guide rail arranged on a trough section of the chain scraper conveyor and extends along side of ... | 02/11/1997 |
| 5272289 | Scraper chain conveyor A sigma-section profile to constitute one sidewall of a line pan to form a scraper chain conveyor, has the sidewall formed integrally as a casting, with an associated furnishing.... | 12/21/1993 |
| 5267640 | Transfer station assembly for scraper-chain conveyors A transfer station between a scraper-chain face conveyor and a scraper-chain roadway conveyor in a mine working has a frame for guiding the scraper-chain assemblies of the conveyor so that material discharges from the face conveyor to the roadway conveyor... | 12/07/1993 |
| 5131724 | Conveyor pan with keyed deck A pan assembly for a conveyor line of an armored face conveyor includes an elongated deck plate defining the feed path of the conveyor system and a pair of parallel side members. Spaced keys extend outwardly from the deck plate to fit in corresponding slo... | 07/21/1992 |
| 5014845 | Conveyor with rigidly locked sections A trough for a livestock feed conveyor, the conveyor having conveying devices such as paddles residing in the trough and a drive unit for moving the conveying devices within the trough so as to convey the feed. In a preferred embodiment, the trough is con... | 05/14/1991 |
| 4787501 | Connections for scraper-chain conveyors To firmly connect an upper trough-like component of a scraper-chain conveyor to a lower component use is made of arch-like locking pieces which fit on a side plate of the lower component which overlaps the side wall of the upper component. The upper regio... | 11/29/1988 |
| 4560059 | Conveyor trough construction A mechanism for connecting two trough sections of a conveyor trough comprises connecting bolts which have heads on both sides and bridge the joints between the sections and are inserted in receivers which are provided in the section walls and are accessib... | 12/24/1985 |
| 4541525 | Conveyor trough, particularly for scraper chain conveyors A conveyor trough particularly for scraper chain conveyors comprises a plurality of transversely extending interconnected plates with adjacent plates having abutting edges with alternately arranged projecting tongues and recesses which define a hinge conn... | 09/17/1985 |
| 4479575 | Retaining device Connection means for connecting two components such as conveyor channel sections or guide sections includes an elongate connector. The connector is insertible into laterally-open recesses formed in coupling elements attached to the two components. The lat... | 10/30/1984 |
| 4444304 | Scraper chain conveyor channel section A channel section for a scraper-chain conveyor is constituted by a pair of sigma-shaped side walls, and a floor plate welded to the central flanges of the side walls. The sigma-shape of the side walls define V-shaped grooves in the side walls, each of the... | 04/24/1984 |
| 4420075 | Connecting member for chutes of chain-and-flight conveyors The invention provides a reliable connection between chutes of a heavy-duty chain-and-flight conveyor with considerable side loading. The connecting member is a shaped link, the shouldered end portions of which are coupled with the walls of the chutes to be co... | 12/13/1983 |
| 4364470 | Scraper-chain conveyor A scraper-chain conveyor, for use in inclined mine workings, comprises a plurality of channel sections joined together end-to-end, and a scraper assembly. Each channel section has a pair of side walls interconnected by a floor plate. The scraper assembly ... | 12/21/1982 |
| 4359154 | Scraper-chain conveyors for mineral mining A scraper-chain conveyor comprises a series of pans joined end-to-end and a scraper-chain assembly circulated along the pans in upper and lower runs. Each of the pans is sub-divided into upper and lower sections of especially reinforced construction. The ... | 11/16/1982 |
| 4307802 | Connection means for a scraper-chain conveyor A scraper-chain conveyor comprises a plurality of channel sections joined together end-to-end. Each channel section has a pair of side walls joined together by a floorplate. The floorplates separate upper and lower runs for a scraper-chain assembly which ... | 12/29/1981 |
| 4301913 | Chain scraper conveyor chute A conveyor chute for chain scraper conveyors which are adapted to overlie a floor of a mining seam, comprises, at least one chute section which has laterally spaced apart upright sidewalls located on a filling and forehead side of the conveyor. The bottom... | 11/24/1981 |
| 4295561 | Conveyor with scrapers This invention provides a conveyor with scrapers for transporting and disposing of machining refuse, the conveyor consisting of a required number of chutes each of which is constructed to be portable and handy.... | 10/20/1981 |
| 4282968 | Scraper-chain conveyor channel section A channel section for a scraper-chain conveyor has a lower trough-shaped part and an upper trough-shaped part detachably fixed thereto. The lower part is made of heavy-duty metal plate and supports a plough guide section. The upper part is made of light, ... | 08/11/1981 |
| 4250989 | Curved section and guide assembly A curved section and guide assembly is provided for a scraper-chain conveyor. The assembly comprises a curved conveyor section and a guide for guiding the scraper assembly of the conveyor round the curve. The curved conveyor section has a curved inner wal... | 02/17/1981 |
| 4157751 | Scraper-chain conveyors Connection means for connecting two adjacent channel sections of a scraper-chain conveyor comprises two coupling elements fastened to the outer sides of the adjacent ends of the channel sections, and a coupling member for connecting the two coupling eleme... | 06/12/1979 |
| 4093065 | Machine frame assemblies for scraper-chain conveyors A drive station or machine frame assembly for a scraper-chain conveyor has a convertible frame with side walls between which a drive drum for the associated scraper-chain assembly is mounted. The frame has first and second plates arranged one above the ot... | 06/06/1978 |
| 4051948 | Dual conveyor system The invention is an improved conveyor apparatus for unloading bulk material from bulk material transportation systems, such as railcars. The conveyor apparatus is provided with a housing that is waterproof to the atmosphere and tight internally against du... | 10/04/1977 |
| 3992060 | Conveying apparatus Conveying apparatus which may be embodied as a jib for a cutter-loader machine in tunnelling or mining applications. The apparatus employs a scraper-chain assembly which in known manner is entrained around rotatable members and is circulated within guide ... | 11/16/1976 |
| 3944061 | Trough conveyor construction, particularly for scraper chain conveyors A conveyor trough construction, particularly for scraper chain conveyors, comprises a conveyor having longitudinal side walls formed with a plurality of abutting sections, each having a longitudinally extending bore therethrough which aligns with the next... | 03/16/1976 |
