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Class 198/594 - By means to vary the effective length of the system


Subclass of Class 198 - Conveyors: power-driven
Definition: Apparatus including means for changing the length of the
No. of patents: 153
Last issue date: 10/04/2011


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NumberTitleIssue Date
8028820Device for storing objects
A device for storing articles with two conveyor tracks that can be driven in opposite directions and a transfer mechanism that can be moved along the conveyor tracks for transferring the articles between the two conveyor tracks // with this device at least one funct...
10/04/2011
7823718Dynamic conveyance device
A conveyance device is configured to carry a product. The conveyance device includes a first path configured to carry the product in a first direction, a second path configured to carry the product in a second direction, and a transfer assembly positioned adjacent t...
11/02/2010
7438176Stretchable transfer conveyer method of stretching transfer conveyer and stretchable guide device for movable article
In a transfer conveyer wherein a pair of guide rails respectively provided with guide surfaces for guiding both side surfaces of a transferred article in a transfer direction are extended in the transfer direction and wherein flexible endless belts are provided for ...
10/21/2008
7413072Apparatus for diverting a stream of articles
An apparatus for diverting a stream of articles, the apparatus including a first conveyor belt conveying a stream of articles along a conveying surface, a second conveyor belt disposed parallel to the first conveyor belt and having a conveying surface, and a carrier...
08/19/2008
7413070Positioning system
The invention relates to a device for forming any desired portions and sizes of products, comprising an aligning belt (1) that conveys the products (2) while transferring them, at a transfer edge (4), to a portioning belt (3), on which th...
08/19/2008
7395913Conveyor with belt to roller synchronization mechanism
A conveying device comprising a conveyor belt, a conveyor belt speed sensor, at least one extending roller selectively extendable from the device, an extending roller speed sensor, a hydraulic motor operatively engaged with the conveyor belt, a proportional valve op...
07/08/2008
7341141Method and unit for grouping products
Groups containing a given number of products are produced using a transfer assembly, wherein a first, pocket-type output, conveyor of a production machine, and a second, pocket-type input, conveyor of a group-forming machine move continuously in a first and, respect...
03/11/2008
7249671Roller-belt conveyor for accumulating and moving articles laterally across the conveyor
A conveyor using a roller belt with rollers arranged to rotate on oblique axes to urge articles toward a side guide. The conveyor includes an oblique-roller belt supported on a carryway for running in a direction of belt travel. Rollers extend above an outer conveyi...
07/31/2007
7222723Apparatus for diverting a stream of articles
Apparatus is disclosed for diverting a stream of articles, the apparatus including a framework, a first conveyor supported in the framework and conveying stream of articles along a first conveying surface, and a second conveyor supported in the framework parallel to...
05/29/2007
7222722Apparatus and method for conveying objects transversely
Apparatus and method for conveying objects generally transversely to a direction of initial delivery. The apparatus uses two conveying arrangements which can move independently of one another. Each of the two conveying arrangements have a transport region and a retu...
05/29/2007
7191896Spiral accumulator apparatus
A spiral accumulator apparatus is disclosed for controlling the flow of articles. The apparatus includes an infeed conveyor driven in a first direction to convey articles therealong in the first direction along a first path that is at least partially curved, and an ...
03/20/2007
7156224Circulating mechanism, and method of operating such a circulating mechanism
A circulating mechanism includes a moving member, e.g. a chain or a belt, which travels along a circulating path and is looped about at least one deflecting member for reversing a travel direction of the moving member. Disposed in a section of the circulating path i...
01/02/2007
7150352Curved belt conveyor
A curved belt conveyor includes at least two zones, each of which may be defined by a motorized roller and at least one idler roller which are positioned along and between opposite sidewalls of the conveyor, and a continuous belt reeved around the rollers. The conve...
12/19/2006
7121973Methods and apparatus for minimizing backlash in a planetary gear mechanism
A planetary gear system includes a planetary gear assembly having a first planetary gear, a second planetary gear rotatable relative to the first planetary gear, and a torquing mechanism. The torquing mechanism generates a torsional spring force of the planetary gea...
10/17/2006
7108125Extendable belt conveyor
An extendable conveyor includes a support structure, a mechanically extendable section which is extendable along the longitudinal axis between a fully retracted position and a fully extended position, a conveyor belt reeved among the mechanically extendable section ...
09/19/2006
7073657Conveying arrangement for processing printed products
A conveying arrangement for processing printed products, comprising a conveying section, a plurality of deposit trays on which the printed products are transported along the conveying section, the conveying section having an intake area where the printed products ar...
07/11/2006
7055676Conveyor with movable gripper and related conveyor link
A conveyor suitable for conveying objects along a transport direction, and a related link are disclosed. The link may include a link body having a length extending across the direction of transport and a width extending along the direction of transport, each link bo...
06/06/2006
7036658Gripper conveyor with clear conveying path and related conveyor link
Various conveyor designs suitable for conveying objects along a transport direction and various related link designs are disclosed. The conveyor may include a plurality of the connected links. Each link may have a length extending across the direction of transport a...
05/02/2006
7032742Differential drive spiral accumulator apparatus
Various designs of a spiral accumulator apparatus are disclosed for controlling the flow of articles. The accumulator may have an infeed conveyor driven in a first direction to convey articles therealong in the first direction along a first path that is at least par...
04/25/2006
7028830Apparatus for diverting a stream of articles
An apparatus for diverting a stream of articles includes a first conveyor driven in a first direction and at a first speed around a first axle, and a second conveyor is driven in a second direction generally opposite of the first direction and at a second speed arou...
04/18/2006
7021452Apparatus for diverting a stream of articles
Apparatus for diverting a stream of articles from one conveyor to another parallel conveyor moving in an opposite direction in a conveyor bed. A diverter element is attached to a carrier that is driven along a path parallel to the two conveyors by a differential dri...
04/04/2006
7011205Variable capacity store for objects
A variable-capacity store (1) for objects (2), wherein an endless conveyor (8) defines a conveying branch (11) for conveying a mass of elongated elements (2), and a return branch (14), the conveying branch and the return bra...
03/14/2006
6971510Curved belt conveyor
A curved belt conveyor includes at least two zones, each of which may be defined by a motorized roller and at least one idler roller which are positioned along and between opposite sidewalls of the conveyor, and a continuous belt reeved around the rollers. The conve...
12/06/2005
6971502Method of conveying extrusion molded products and device for use in the method
A conveyor system having an expansion conveyor interposed between some of a plurality of conveyors of a conveying unit to extend the conveying line when trouble is detected at a receiving unit. Upon detection of trouble the extruder revolution speed and the conveyor...
12/06/2005
6952801Book assembly process and apparatus for variable imaging system
The present invention is useful for assembling a book. The inventive method includes the steps of specifying pagination information including an indication of whether a page is to be selectively included in the book, determining whether the page is to be assembled i...
10/04/2005
6935487Adjustable length conveyor bed
An adjustable length conveyor bed includes conveyor sections that are movably positioned relative to one another and that include at least one belt support or roller at an upper portion of the respective sidewalls. A fixed roller support is mounted to one section an...
08/30/2005
6929113Telescoping stacking conveyor having a single conveyor belt and single drive mechanism for the belt
A portable radially stacking conveyor has a telescoping stinger, with the stinger and main section sharing a single conveyor belt having a single drive mechanism. ...
08/16/2005
6915897Trailer loader/unloader with pullout section
An extendable conveying system for either loading product to or unloading product from a trailer includes an extendable section which defines a conveying surface. The system further includes a pullout section that defines a support surface. The pullout section has a...
07/12/2005
6913135Method and device for forming groups of products
A method and device for forming groups of products, whereby a substantially continuous input succession of products is fed to an input of an endless conveyor, which has a conveying branch and a return branch extending between the input and an output, and which has a...
07/05/2005
6896120Passive transfer guide for conveyor track
The passive transfer guide of the present invention is positioned in a section of tangency between a first continuous loop conveyor and a second continuous loop conveyor, with a first guide lane for directing a specimen carrier from the first conveyor to the second ...
05/24/2005
6846145Process and a device for the on-line storage of sets of flat products such as, in particular, disposable liners or sanitary napkins
A process and a device for the on-line storage of sets of flat products such as, in particular, disposable liners or sanitary napkins, in which said products are transported between one or more input stations and one or more output stations. The sets are introduced ...
01/25/2005
6840368Accumulator for elongated products, such as tubes and the like
The accumulator (5) comprises at least two continuous flexible members (55) equipped with supports (57) for the products (A). The supports (57) project laterally with respect to the respective flexible member; each flexible member and at ...
01/11/2005
6823985Extendable trailer loader/unloader with user interface section
An extendable conveyor has an extendable conveyor section supported in a cantilevered manner including at least one extendable conveyor unit that is extendable between an extended position and a retracted position nested within the extendable conveyor section. The c...
11/30/2004
6782993Mobile conveyor system and method for multiple lift stacking
Mobile conveyor modules are used for transporting aggregate over a long distance, or for transferring the aggregate to other modules, and for stacking the aggregate either linearly or radially. These modules may be used in various combinations by themselves or in co...
08/31/2004
6758326Telescoping conveyor system
A support system for a conveyor comprising an overhead monorail of substantially closed form cross section pipe; carriages adapted to pass up and down the rail on wheels bearing on the rail; hanging frames suspended from the carriages having guide and support roller...
07/06/2004
6746201Bundle puller with adjustable length carriage frame
A bundle puller having an adjustable length carriage frame is disclosed. The carriage frame includes a hinged section that can be rotated between a level or lowered position and a raised position. When the hinged section is raised, the length of the carriage frame i...
06/08/2004
6729464Mine conveying system
A conveying system for receiving and conveying material from a mobile material transporter adapted for travel on a floor, the conveying system comprising a main conveyor on the floor, and a main conveyor extension on the floor and having an upper surface. The main c...
05/04/2004
6725998Apparatus for controlling the flow of articles
An apparatus for controlling the flow of articles includes a first article moving device and second article moving device spaced apart from the first device to define a space therebetween. A movable transport member is disposed across and movable along the space. Th...
04/27/2004
6698580Adjustable roller conveyor module
An adjustable roller conveyor module includes a first support structure comprising first and second laterally spaced, longitudinally extending frame members. A first roller set supported by the first support structure includes rollers rotatable about late...
03/02/2004
6698581Article guide for an apparatus for controlling the flow of articles
A movable transport member used in an article conveying system is disposed across and movable along a space between oppositely running conveyors. The transport member has a drive member that continuously rotates as either conveyor moves. An article transf...
03/02/2004
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