Class / Patent application number | Description | Number of patent applications / Date published |
198778000 | Spiral | 23 |
20080302638 | Supporting Installation - A supporting installation for supporting a number of turns extending helically one above the other in a belt pile and included in an at least partly self-supporting conveyor belt ( | 12-11-2008 |
20090038916 | Helical Conveyor without Overdrive - The invention relates to a conveyor assembly, such as a stacker, comprising: a vertically arranged drum having a substantially smooth peripheral surface; a conveyor belt, at least one full turn wound along the peripheral surface of the drum, said belt comprising support elements to support portions of the belt on top of each other; wherein the bottom part of the drum widens outwardly and the remaining part of the drum is cylindrical. | 02-12-2009 |
20090236203 | Conveyor Plate with Integrated Roller - A conveyor support plate includes an upper transport surface configured to receive objects arranged for travel on a conveyor system and a lower surface arranged opposite the upper transport surface. A pair of transversely extending walls and a pair of side walls connect the upper transport surface and the lower surface. A plurality of cavities are formed in the lower surface between the pair of transversely extending walls and the pair of side walls that terminate below the upper transport surface. The cavities are configured to receive a roller that extends through the lower surface to support the support plate during travel on the convey system. | 09-24-2009 |
20100038212 | CONVEYOR MEANS FOR ARTICLES - A conveyor means ( | 02-18-2010 |
20100089724 | CONVEYOR - A conveyor for conveying piece goods or the like through a helical path around a central axis in a vertical direction includes a frame which supports an endless conveyor belt that is movable along the helical path in a conveying direction. The conveyor belt includes carrier plates which are movably connected to each other. The frame includes at least a guide and at least a number of carrier plates comprise at least a guide roller rotatable about an axis of rotation. The guide roller has at least a first guide roller surface which is in contact with the guide in a first contact location, and a second guide roller surface which is in contact with the guide in a second contact location. The first and second contact locations are spaced from each other and the normal to the first guide roller surface in the first contact location deviates from the normal to the second guide roller surface in the second contact location. The invention provides a conveyor with a high driving efficiency as a consequence of low resistance between the carrier plate and the guide. | 04-15-2010 |
20110017576 | Modular belt conveyor, in particular a curving or helical conveyor - A modular belt conveyor ( | 01-27-2011 |
20110024267 | Spiral conveyor - Spiral conveyor for containers, including at least one transport path spirally enclosing a machine axis, the transport path is defined by, relative to the machine axis, outer container guide and/or slide elements and by, relative to the machine axis, inner guide and/or slide elements, and extends between a container input and a container output, and including at least one carrier, which extends over the entire length of the spiral formed by the transport path and reaches through the transport path or its spiral in the area between the outer container guide and/or slide elements and the inner container guide and/or slide elements and is held on at least two carrier elements which can be rotationally driven on the machine axis. | 02-03-2011 |
20110056806 | Spiral Conveyor System and Methods - A double-helix spiral conveyor, a method for conveying articles up and down a spiral conveyor, and a method for constructing a drive drum for a spiral conveyor. The double-helix spiral conveyor conveys articles on the conveyor up the inner side of a spiral drum by engaging the outer edge of the belt and down the outer side of the drum by engaging the inner edge of the belt. A slew drive at the bottom of the drum drives the conveyor. | 03-10-2011 |
20120006654 | POSITIVE-DRIVE SPIRAL CONVEYOR - A spiral conveyor for positively driving a conveyor belt along a helical path. The spiral conveyor includes a rotating cylindrical tower with parallel drive members extending from the bottom to the top of the tower on its periphery. Each drive member includes an outwardly protruding ridge that varies in height from the bottom to the top of the tower. The variations in height facilitate the belt's entry onto and exit from the tower and robust, positive driving engagement with the inside edge of the belt along the majority of its path along the tower. | 01-12-2012 |
20120031739 | Restrictor Clip - Conveyor belts are made from modular links having offset forward and rearward projecting eye parts to intercalate eye parts from one belt link between eye parts with oval lateral apertures. Connecting rods inserted through aligned apertures hingedly connect adjacent links. Clips restrict lateral turning of the belt links. Clips have general U-shapes with two legs, a bridge portion end, and opposite free ends. Projecting members at the free ends have lengths parallel to the legs and smaller than the lengths of the apertures in the belt links in which the clip is to be installed, and have heights equivalent to or smaller than the heights of the aperture in the belt link in which the clip is to be installed. The lateral distance between the two legs of the U, is larger than the lateral extent of an eye part in the belt link in which the clip is installed. | 02-09-2012 |
20120125739 | CONVEYOR - A conveyor is provided which is particularly suited for use in a helical conveyor path where limited footprint space available. The conveyor includes belt ( | 05-24-2012 |
20130153369 | SPIRAL CONVEYOR - A spiral conveyor has a conveying device that is moved along a helically running spiral region. The conveying device is supported along the spiral region on the radially loaded side of the conveying device. The support is realized by multiple individual deflecting devices that lie along the radially loaded side of the conveying device. Each said deflecting device has a central body including a roller body that surrounds the central body, the roller body including a plurality of rollers. The rollers are rolled on a roller track of the central body in an annular segment of a helically running supporting region of the spiral conveyor. | 06-20-2013 |
20130213773 | POSITIVE-DRIVE SPIRAL CONVEYOR AND BELT - A spiral conveyor for positively driving a conveyor belt ( | 08-22-2013 |
20140021019 | Drive Assembly, Carriage and Conveyor and Method - Disclosed is a drive assembly for providing a drive for a device, such as a vehicle or an advancing device such as a conveyor. The drive assembly includes a frame; a motor fixed relative to the frame for driving the drive assembly; at least two drive members providing a transmission interface between the drive assembly and a ground surface or a conveyor for driving; and at least one movement control assembly per drive member. The movement control assembly is coupled to the motor and at least one drive member, and provides movement control of the respective drive member relative to the frame. | 01-23-2014 |
20140021020 | SELF-STACKING SPIRAL MODULAR PLASTIC CONVEYOR BELT - A modular spiral belt constructed of a series of hingedly interconnected belt modules arranged in a helical stack. The modular spiral belt includes outer side plates that include openings for airflow and inner side plates that are solid to block airflow. The openings may include valves for selectively opening and closing the openings. A locking mechanism may lock two tiers together. A hold down may apply pressure to prevent destacking of the belt, or a guide may be disposed with the helical stack for preventing destacking. | 01-23-2014 |
20140174890 | MULTI-TRACK HELICAL CONVEYOR - A conveyor for conveying products comprises at least a drivable helically-shaped inner track conveyor member and a drivable helically-shaped outer track conveyor member. The outer track conveyor member surrounds the inner track conveyor member. The pitches of the inner track conveyor member and the outer track conveyor member are different. | 06-26-2014 |
20140299450 | COLUMN DRIVE FOR SPIRAL CONVEYORS - A center column drive for a spiral conveyor is used to rotate a drive tower to move a conveyor belt in a helical pattern. The drive tower is driven by the center column drive to cause rotation about a vertical axis. The center column drive includes a base having a platform and a plurality of support legs that support the platform. The center column drive also includes a slew ring that is secured to the platform at one end and to a center column of the drive tower and a second end. Rotation of an electric gear motor causes rotation of a portion of the slew ring, which, in turn, rotates the drive tower. | 10-09-2014 |
20150047952 | POSITIVE-DRIVE SPIRAL CONVEYOR - A spiral conveyor for positively driving a hinged, modular conveyor belt along a helical path. The spiral conveyor includes a rotating cylindrical tower with parallel drive members extending from the bottom to the top of the tower on its periphery. Each drive member includes an outwardly protruding ridge extending from the bottom to the top of the tower for engaging the inside edges of the belt. In one version, the ridges at the entrance end of the spiral are movable to provide a gradually decreasing spacing between consecutive ridges as the belt enters the spiral. In another version, alignment elements at the entrance end align belt-edge structure with the tip ends of associated ridges to help engagement. In another version, the ridges at a discharge end of the tower are retractable between an extended position driving the belt and a retracted position. | 02-19-2015 |
20150083552 | CONVEYOR - A conveyor comprises a frame, an endless conveyor belt supported by the frame in a conveying direction along a helical path, a non-helical path and a transfer path. The helical path has an upright center line. The belt includes a plurality of plates movably coupled to each other. The frame comprises at least at the helical path a radial guide, wherein the radial guide supports a plate at a radial guide contact location thereof in radial direction with respect to the center line of the helical path, a bearing guide for upwardly supporting the plates, wherein the bearing guide supports a plate at a bearing guide contact location thereof, and an auxiliary guide for compensating a torque on a plate at the bearing guide contact location about an axis directed in the conveying direction. The auxiliary guide contacts a plate at an auxiliary guide contact location thereof. | 03-26-2015 |
20150090560 | POSITIVE-DRIVE SPIRAL CONVEYOR WITH OVERLAPPING CAGE-BAR CAPS - Overlapping cage-bar caps in a spiral belt conveyor. The cage bars of a spiral-conveyor cage are covered along the majority of their length by a main cage-bar cap fastened to the cage bar at the exit of the belt from the spiral. At the belt's entrance to the spiral, an entrance cage-bar cap overlaps a portion of the main cage-bar cap and the cage bar. The overlap is great enough to prevent a gap from forming along the length of the cage bar between the main cage-bar cap and the entrance cage-bar cap. | 04-02-2015 |
20150353285 | CONVEYOR DEVICE FOR CONVEYING FOOD - A conveyor device for food includes bar members coupled with coupling members to form a conveyor belt. A guide rail supports the belt, and a sprocket meshes with tooth-shaped portions formed on the coupling members. Each coupling members includes a metallic insert member. A wear resistant resin member incorporating the metallic insert member has a bent shape with an interior space(s), both end portions coupled to a first bar member, and a pair of slotted holes in which a second bar member which is adjacent to the first bar member is loosely fitted. Wear resistant resin members form tooth-shaped portions and slide surfaces which slide on the guide rail. Meshing portion of the sprocket which meshes with the tooth-shaped portions is formed of wear resistant resin. Contact pressure and friction in a slide portion between the belt and the slide portion is prevented from increasing in low temperature environments. | 12-10-2015 |
20150375941 | ACCUMULATING PORTAL CONVEYOR - An accumulating portal conveyor comprises a conveyor belt, a frame for supporting and guiding the belt, which frame includes a first helical path and a second helical path spaced from the first helical path, a bridging path and a return path. Under operating conditions the belt successively follows the first helical path upwardly, the bridging path, the second helical path downwardly and the return path, and such that in transverse direction of an upright plane through central centerlines of the first and second helical paths. The bridging path includes a static part having a fixed position with respect to the helical paths and a dynamic portion displaceable in transverse direction of the upright plane to change the path length of the belt. At least a portion of the return path is displaceable for compensating the change of the path length of the belt at the bridging path. | 12-31-2015 |
20160194154 | CONVEYOR DEVICE FOR CONVEYING FOOD | 07-07-2016 |