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Class Information
Number: 198/560
Name: Conveyors: power-driven > Conveyor system having a gravity conveyor section > Power-driven conveyor section feeding to gravity section (i.e., gravity discharge material holder, or gravity flow path) feeding in turn to another power-driven section
Description: Apparatus wherein the system comprises three or more conveyor sections, the first three sections of which are, in sequence, power-driven, gravity and power-driven.


Sub-classes under this class:

Class Number Class Name Patents
198/561 Gravity conveyor section fed by one run of power-driven section, and feeding in turn to another run of the same section 18


Patents under this class:
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Patent Number Title Of Patent Date Issued
7287637 Conveyor system for minimizing product damage during collection Oct. 30, 2007
7264107 Food object transfer system and method Sep. 4, 2007
7228956 Bulk material precision transfer chute apparatus Jun. 12, 2007
7134543 Containment apparatus for multi-pass ovens Nov. 14, 2006
7114611 Methods and apparatus for improved self-checkout system Oct. 3, 2006
6832681 Tobacco leaf elevator Dec. 21, 2004
6591974 Auger flow control spout with overflow Jul. 15, 2003
6276511 Apparatus for the alignment and depositing of elongate particles such as wood chips, wood fibers or the like on a continuously moved support Aug. 21, 2001
6269938 Over/under line feed system Aug. 7, 2001
6244424 System for transporting piece goods Jun. 12, 2001
6206175 Conveyor cleaning and air-borne residue control system Mar. 27, 2001
6135171 Passive enclosure dust control system Oct. 24, 2000
6021887 Battery plate feeding and handling apparatus Feb. 8, 2000
5913403 Drive station for a scraper-chain conveyor usable in an underground mine working Jun. 22, 1999
5755318 Device for the continuous delivery of materials with low flowability May. 26, 1998
5749283 Oven with slide-out transfer guides May. 12, 1998
5553968 Method and apparatus for conveying and desegregating aggregate Sep. 10, 1996
5551912 Coin conveying apparatus Sep. 3, 1996
5392696 Tortilla transfer guide and method for transferring tortillas Feb. 28, 1995
5318165 Method and device for transferring products in equally-spaced manner to a wrapping line Jun. 7, 1994
5281273 Apparatus for marking recyclable books Jan. 25, 1994
5263591 Refuse recycling system Nov. 23, 1993
5236142 Feed yarn package conveyor system in doubler Aug. 17, 1993
5234094 Flexible feeder conveyor system Aug. 10, 1993
4962846 Unloader Oct. 16, 1990
4889241 Discharge chute with variable slope bottom for fragile article sorting system Dec. 26, 1989
4843795 Alignment apparatus for impact alignment of weighed batches of elongated objects Jul. 4, 1989
4838750 Storage bunker Jun. 13, 1989
4753336 Packaging machine Jun. 28, 1988
4751996 Storage device for cigarettes or the like Jun. 21, 1988
4652199 Dust canopy Mar. 24, 1987
4646910 Generalized high speed belt to belt transfer chute Mar. 3, 1987
4631125 Midstream coal handling apparatus Dec. 23, 1986
4620627 Apparatus for collecting material which becomes dislodged from the underside of a continuous belt conveyor Nov. 4, 1986
4586753 Transfer station from a longwall chain conveyor to a drift chain conveyor May. 6, 1986
4505311 Machine for dosing, filling and packaging of a doughy or pasty food substance Mar. 19, 1985
4434527 Sausage skin storage and feeder apparatus for a sausage stuffing machine Mar. 6, 1984
4236630 Extensible telescopic coal bunker for subsurface mining Dec. 2, 1980
4224561 Method and apparatus for regulating the speed of a conveyor Sep. 23, 1980
4220238 Apparatus for arraying randomly distributed objects Sep. 2, 1980
4146123 Stick aligning and conveying method and apparatus Mar. 27, 1979
4116327 Transfer mechanism employing bodily extensible sling structure Sep. 26, 1978
4099607 Aperture mask conveyor and inspection system Jul. 11, 1978
4096940 Conveying apparatus Jun. 27, 1978
4089405 Lead making machine having improved feeding means May. 16, 1978
4062106 Method for singling out and serially feeding electrical leads Dec. 13, 1977
4060164 Method and apparatus for loading blow molding machines Nov. 29, 1977
4039795 Apparatus for transporting materials for treatment of said materials in a microwave unit Aug. 2, 1977
4031999 Apparatus for and method of accumulating and thereafter releasing, en masse, a pre-determined number of individual, elongated, cylindrical articles Jun. 28, 1977
4030300 Power generating system Jun. 21, 1977

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