Class 198/756 - Having helical path

Subclass of Class 198 - Conveyors: power-driven
Definition: Apparatus wherein the conveyor member includes a surface
No. of patents: 35
Last issue date: 07/05/2011

Number	Title	Issue Date
7971704	Micropipette sorting and packaging system A micropipette sorting and packaging system includes a base, a XY platform, a carrying platform, a vibration tray, an automatic discharge mechanism and a control unit. With the installation of the automatic discharge mechanism, a conventional sorting and packaging d...	07/05/2011
7347316	Spiral conveyor belt drive system An improved spiral conveyor self-stacking drive system designed to increase the life of a multiple link conveyor belt by reducing the stresses exerted on the belt when disposed in a spiral configuration. The drive system includes a conical guide ring upon which the ...	03/25/2008
7331445	Methods and systems to facilitate spiral conveyance According to a first aspect of the invention there is provided a conveyor system that includes a rotatably-mounted drum and a conveyor belt that is movable along a path that includes a helical portion around the drum. During movement of the conveyor belt, a surface ...	02/19/2008
7325671	Bowl for vibratory feeder A bowl for a vibratory feeder includes a wall portion having a generally circular cross section and a helical track having an inner diameter and an outer diameter. The wall portion comprises a plurality of slots and the track comprises a plurality of tabs which exte...	02/05/2008
7299913	Drive unit for a vibrating spiral conveyor Drive unit for a vibrating spiral conveyor, consisting of a base part, with which an opposed-action part and a fastening part, the motion of which is coupled with that of a pot, are connected flexibly, the former over several first leaf spring elements and the latte...	11/27/2007
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
7228957	Slip conveyor assembly A slip conveyor assembly (10) having a plurality of slip conveyors (11 to 16). Each slip conveyor (11 to 16) has a tray (18) providing a conveyor surface (20) along which product is delivered. The trays (18) ar...	06/12/2007
7143891	Vibrating spiral conveyor A vibrating spiral conveyor includes a vibrating system with a useful mass and a counter mass which can be brought into a mutually oppositely oscillating rotational vibrating movement about a central axis of rotation over at least one driving device. The useful mass...	12/05/2006
6994207	Driving unit for transducer A vibrating transducer is coupled to one end of an elongated vibrating plate and a receiving transducer is coupled to the other end of the vibrating plate. Langevin transducers are used for the vibrating and receiving transducers. Each transducer includes a pair of ...	02/07/2006
6948611	Vibratory conveying apparatus adapted to be driven by accumulatively phased rotating eccentric weights A circular vibratory conveying apparatus for conveying material. The apparatus includes a bed on which material is conveyed, a counterbalance supported on a plurality of isolation springs, a plurality of inclined drive springs extending between the bed and the count...	09/27/2005
6827201	Vibratory feeder for transporting objects in a curved path A bidirectional vibratory feeder for transporting objects in a curved path has a trough assembly including an elongated, generally horizontal bed defining the curved path, and a center of gravity. Resilient isolators are connected to the trough assembly and adapted ...	12/07/2004
6465932	Method and apparatus for controlling piezoelectric vibratory parts feeder An apparatus for controlling a piezoelectric vibratory parts feeder comprises a piezoelectric vibrating unit provided with a piezoelectric vibrating element that vibrates at a predetermined frequency, a bowl adapted to discharge parts accommodated therein...	10/15/2002
6257392	Vibratory bowl and associated parts orienting tooling with pivotal top confinement A vibratory bowl defines a number of predetermined attachment locations in one side thereof adjacent to a parts discharge port defined by the bowl. One or more support plates are detachably mounted to the bowl side in a vertical position via the number of...	07/10/2001
6213291	Vibrating conveyor with distribution channel switching system A vibrating conveyor having a circular or helical conveying conduit driven with a vibrating motion by way of an electromagnet having alternating voltage. The conveying conduit emerges, at its end, into an overflow chute constructed in the form of a channe...	04/10/2001
5931286	Driving unit for vibration conveyors A driving unit includes an electromagnet (33), a vibration plate (11) arranged on one side of the electromagnet (33), and a complementary vibration plate (32) arranged at the opposite side of the electromagnet (33). The parts (1, 2) of the vibration conve...	08/03/1999
5803233	Vibratory finishing equipment The vibratory finishing equipment of the present invention employs a plurality of cylindrical tube members, spatially positioned relative to one another and interconnected by a tubular member having a series of three 60° turns, such that flow proceeds ef...	09/08/1998
5804733	Elliptical vibratory apparatus An elliptical vibratory apparatus includes first and second controllers; first and second power amplifiers for amplifying outputs of the first and second controllers; first and second vibratory exciters receiving outputs of the first and second power ampl...	09/08/1998
5496456	Vibrating conveyor device dipping into a liquid with damping of vibration transmission Known large vibrating conveyors are not readily suitable as such for conveying bulk materials or small articles into or out of a liquid bath, because the liquid transmits the vibrations to other structural parts, for example a vessel for the liquid, as a ...	03/05/1996
5494151	Vibratory parts-feeder apparatus A vibratory parts-feeder apparatus includes a vibratory parts-feeder, a surrounding device for surrounding the vibratory parts-feeder, a sound-wave generator arranged below the vibratory parts-feeder, a noise detector arranged near the vibratory parts-fee...	02/27/1996
5472079	Method and apparatus for controlling the drive of self-excited vibrating parts feeder A drive control method for a self-excited vibrating parts feeder which includes a parts feeder unit and a drive power supply for supplying an electric power of a desired frequency to an electromagnetic vibration generating unit to exert vibrations to the ...	12/05/1995
5351807	Drive mechanism for a linear motion conveyor A drive mechanism is provided for interconnection between a motor having a substantially constant rotational output and a linear motion conveyor. The linear motion conveyor includes a tray which may be movable in a first reciprocating direction at a slow ...	10/04/1994
5335779	Vibratory feeder A vibratory bowl feeder with a track extending generally helically upwardly on the inside of the bowl and then generally helically downwardly on the outside of the bowl and a return pan on the exterior of the bowl for returning parts to the bottom of the ...	08/09/1994
5207312	Method of and apparatus for cramming electronic components into storage means A method of cramming electronic components into a plate-like casing, comprises preparing the casing having a spiral passageway, an opening as a continuation of the passageway to communicate with the exterior of the casing and vents; preparing components; ...	05/04/1993
5024320	Vibratory spiral elevator A spiral elevator is described for conveying product from one level to another level up a spiral track. The elevator is powered by a two-mass system having an exciter resiliently supported on the vertical tube. The exciter has a pair of parallel shafts wi...	06/18/1991
4858749	Mass flow spiral with absorber drive A vibratory material conveying apparatus has a tower with a spiral flight to be vibrated for conveying material vertically, a platform through which the tower extends, structure for resiliently supporting the platform above a support surface for the appar...	08/22/1989
4775284	Vertical mass flow conveyor A vertical mass flow conveyor includes a vertical tube which has an inner surface fixed to the outer surface of a spiral ramp. The spiral ramp extends radially inward of the tube only a portion of the radius of the tube to leave the center section of the ...	10/04/1988
4570831	Dispersing feeder A dispersing feeder for dispersively feeding articles, supplied by a supply device, to a plurality of weighing machines where the articles are weighed. The feeder includes a turntable or conical projection for receiving and temporarily retaining the artic...	02/18/1986
4267919	Vibrating spiral conveyor drive A spiral vibrating elevator having a plurality of rotating shafts each having eccentric weights on the ends thereof wherein said eccentric weights create vertical force components which are in phase when the horizontal components are in phase. The vertica...	05/19/1981
4262797	Reciprocating storage unit A reciprocating storage unit particularly adapted for moving and storing of component parts used, for example, in mechanical-related apparatus includes a circular body providing a downward low-friction spiral guide path between an upper entrance point and...	04/21/1981
4245737	Apparatus for transferring materials submerged in a liquid above the free surface of said liquid A vertical helical conveyor for conveying radioactive materials submerged in water to a discharge point above the surface of the water. The conveyor is partially immersed in the water and consists of a helical fin fixed between an inner vertical shaft and...	01/20/1981
4086998	Article grader An article grader essentially comprising a feed belt for the articles, a device for simultaneously weighing a number of articles fed by the feed belt, a conveyor for conveying the weighed articles to a plurality of accumulation belts, each designed for re...	05/02/1978
4035151	Powder-and-gas vibrating reactor Powdery material flows downwardly along a vibratory spiral conveyor chute, while gas flows counter to the powder, preferably in excess. Mixing ramp arrangements are provided in the chute. These involve inclined ramp surfaces dividing the powder stream int...	07/12/1977
4021902	Coiled vibratory feeder A coiled vibrating feeder is provided for individually feeding a plurality of workpieces. An elongated enclosed tubular passageway is formed, preferably by coiling an elongate tube into a bundle having a plurality of generally concentric coil turns and in...	05/10/1977
4022638	Continuous recovery of base metal from insulated wire scrap A procedure and apparatus are shown for on a continuous, commercially practical basis recovering a non-ferrous base metal, such as copper or aluminum in the form of clean, bright metal pieces or bits and for enabling recovery of different non-ferrous coat...	05/10/1977
3943668	Vibratory mill structure A vibratory mill having a long, thin milling chamber which spirals upward in a conical arrangement from a center location within a housing to a point at the periphery of the housing. The configuration of the chamber improves the efficiency of the mill and...	03/16/1976

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Class 198/756 - Having helical path