Abstract: A tray (100) including a first compartment portion (20) having a bottom panel (22), a first side panel (24) connected to the bottom panel, a second side panel (26) connected to the bottom panel, a front panel (28) connected to the bottom panel and a rear panel (30) connected to the bottom panel, and a second compartment portion (40) having a bottom panel (42), a first side panel (44) connected to the bottom panel and connected to the second side panel of the first compartment portion along an adjoining fold line (35), a second side panel (46) connected to the bottom panel, a front panel (48) connected to the bottom panel and a rear panel (50) connected to the bottom panel, wherein the front and rear panels of the second compartment portion each have a tab (48a, 50a) for securement to the front and rear panels of the first compartment portion.

Abstract: A packaging for a bioprocessing bag includes a housing having an open interior space, and a support base attached to an external side of the housing, the support base having a recess for receiving an impeller base plate of a bioprocessing bag.

Abstract: A tray is provided for retaining a plurality of food items that includes a bottom wall portion and a sidewall portion together defining a plurality of compartments separated from each other by dividers and each configured to retain a stack of the food items. Each of the dividers is interconnected to the sidewall portion by a pair of scalloped ledges. The sidewall portion of the tray includes two side panels each including stiffening ribs extending only along a portion thereof, but not extending along an entire length thereof. The tray is configured such that, in response to a compressing force applied to the tray in a direction substantially perpendicular to the first and second side panels, the sidewall portion of the tray deflects in a direction away from the food items.

Abstract: A package includes a base, a lid, and a locking mechanism. The locking mechanism includes an arm and a flexible member. The arm extends from the lid and has a first engaging structure. The member includes a flexible rib connected to a base floor, and a second engaging structure and a contact structure on a rib outer surface. The member flexes in response to a first force applied in a first direction to the contact structure and relaxes in response to absence of the first force. The member engages the first and second engaging structures based on the member being relaxed while the lid is closed. The member disengages the first and second engaging structures based on the member being flexed while the lid is closed. The lid may be opened based on applying a second force to the lid in a second direction while the member is flexed.

Abstract: A food jar provides an individual the ability to transport food or drink. The food jar includes a container and a lid. The container has a closed bottom end, an open upper end, and a sidewall defining a receiving space for holding food or drink. The lid is removably connected to the container. The lid includes a stopper having a valve. The stopper is positioned in the open upper end of the container. The valve is configured in the stopper for removing air from the receiving space of the container through an outlet passage through the stopper and then through a channel between the threading of the lid and the container.

Abstract: The medication container includes a receptacle that has an inner space for holding medications. The cap assembly is coupled with the receptacle for retaining the medications in the inner space. The cap assembly includes at least one passage that can be selectively opened and closed and includes at least one medication sensor that is configured to detect any medications travelling through the passage and out of the receptacle in a contactless manner. A microprocessor is in electrical communication with the at least one medication sensor and with a memory. The microprocessor is configured to record data to the memory in response to the at least one medication sensor detecting a medication travelling through the passage. A wireless module is in electrical communication with the microprocessor for uploading the data to an external device.

Abstract: The present disclosure relates to a gas barrier layered body including: a substrate layer containing a polyolefin-based resin; a first polyvinyl alcohol-based resin layer; a Si or Al-containing thin film layer; and a second polyvinyl alcohol-based resin layer, in the stated order, in which a logarithmic decrement at 100° C. of the first polyvinyl alcohol-based resin layer as measured by a rigid-body pendulum type physical property testing instrument is 0.20 or less and a logarithmic decrement at 125° C. is 0.30 or less, and an indentation hardness of the second polyvinyl alcohol-based resin layer as determined by a nanoindenter is 0.5 to 1.0 GPa.

Abstract: Cargo assemblages including a pallet, a load of packages arranged in one or more layers, and a support layer, in which the support layer is sized and positioned within the cargo assemblage to support and/or stabilize the cargo, thereby providing improved pallet efficiency, improved shipping efficiency, and/or improved stability.

Abstract: A carrier for holding a plurality of containers includes a front portion having a front attachment panel for at least partially receiving a respective container of the plurality of containers, a back portion having a back attachment panel for at least partially receiving a respective container of the plurality of containers, and a central portion extending from the front portion to the back portion, the central portion having a central panel overlapping a respective portion of each of the front attachment panel and the back attachment panel.

Abstract: A carrier for holding a plurality of containers includes an attachment panel having a plurality of container retention openings for at least partially receiving respective containers of the plurality of containers, and container retention features including the plurality of container retention openings and at least one container retention tab in at least partial face-to-face contact with the attachment panel and for being positioned between adjacent containers of the plurality of containers to urge the plurality of containers into engagement with the attachment panel.

Abstract: An improved nylon-free recyclable multilayer package and a method for manufacturing the same is provided that addresses the shortcomings of currently available recyclable materials for flexible packaging and containers. One object of embodiments of the present invention will be to provide a flexible plastic package suitable for curbside recycling, for example, a package that may be in compliance with recyclability as defined by the Association of Plastic Recyclers (APR). One such embodiment comprises a package manufactured from a material that is substantially free of nylon. Another or a second embodiment comprises a package manufactured from a material using a certain optimized ratio of compatibilizers in order to achieve suitable packaging performance and standards for recyclability. The flexible recyclable multilayer packaging material comprises a first laminate film and a second laminate film.

Abstract: A container includes: a skeleton shell defining a container body of the container, the skeleton shell being formed from a recycled and/or biodegradable pulp material; and, a bag or liner removably disposed within the skeleton shell. Wherein the skeleton shell includes at least one separation feature that facilitates separation of the skeleton shell from the bag or liner.

Abstract: Provided is a cushioning material for being put into a packing box configured for encasement of electronic equipment. The cushioning material absorbs external stress applied to the electronic equipment encased in the packing box. The cushioning material includes: a holder including a first plate having a first opening and configured to face the electronic equipment, and a second plate having a second opening and configured to face an inner wall surface of the packing box; and a first cushioning block held by the holder between the first plate and the second plate.

Abstract: A laminate has a substrate layer, an intermediate layer, and a fluorine-based resin layer in that order, in which the substrate layer contains any one or more kinds of a polyolefin-based resin, a polyester-based resin or a vinyl-based resin, the intermediate layer contains a polyethylene resin and a modified polyethylene resin, and the intermediate layer has a thickness of 5 ?m or more and 50 ?m or less.

Abstract: A computer server includes processor and memory hardware. The processor hardware executes instructions including parsing a hypertext transfer protocol (HTTP) request from a first user agent to identify a first data object matching a set of characteristics and generating a new data element based on the HTTP request. The instructions include, in response to the first data object being present: extracting a first set of serialized data elements and serializing them with the new data element to generate a second data object. The instructions include, in response to the first data object being absent and a user associated with the first user agent being identifiable: determining a second set of serialized data elements based on an identity of the user, and serializing them with the new data element to generate the second data object. The instructions include transmitting an HTTP response including the second data object.

Abstract: A canister for an automated pharmacy packaging machine includes: a base; a rotary member positioned in the base; a sleeve mounted to the base having a cavity; a diverter mounted to the sleeve and extending into the cavity, the diverter having a leading edge; and a cover mounted to the sleeve. The diverter is oriented at an oblique angle relative to a longitudinal axis of the sleeve.

Abstract: A garbage basket storage mechanism comprises of a pair of linear slide bars that attaches to a cabinet base. A pair of linear upper slide guide mounts that mount on the pair of linear slide bars. A second base that attaches to the pair of linear upper slide guide mounts. A swivel mount that attaches to the base of the cabinet. An triangle force transmitting connector (hereinafter “TFTC”) that has a left, a middle, and a right attachment point, the left attachment point attaches to the swivel mount. A first linear bar attaches to the middle attachment point of the TFTC. A pivot attachment that attaches to a cabinet door, the first linear bar attaches to the pivot. A second linear bar that attaches to the right attachment point of the TFTC. And, a second swivel mount attaches to the second base, The second linear bar attaches to the second swivel mount.

Abstract: A waste bin cover system for protecting a waste bin from interference from freezing water includes a waste bin with a lid for opening and closing an aperture at a top end of the bin. A cover is deployable over the lid and a rim of the waste bin when the lid is closed to protect the waste bin from interference from freezing water. The cover has a pair of flaps in front which are removably couplable to each other to secure the cover to the waste bin.

Abstract: A refuse collection vehicle includes a body having a storage compartment and a packer system. The storage compartment includes a floor. The packer system includes an ejector, two or more helical band actuators, and a driver. The helical band actuators each include a drive cylinder base, a helical band drive cylinder, and a drive cylinder receptacle coupled between the helical band drive cylinder and the ejector. The driver is commonly coupled to the helical band actuators and operable to extend and retract the helical band drive cylinders. The helical band actuators are operable to advance the ejector such that refuse is compacted in the storage compartment or ejected from the storage compartment.

Abstract: Disclosed herein is an apparatus for facilitating refilling of medication into a programmable medication dispenser, in accordance with some embodiments. Further, the apparatus may include an apparatus body, a bottomless tray, a cover, a refilling actuator, and a power source. Further, the bottomless tray is configured to be movably disposed within a body interior space of the apparatus body. Further, compartments of the bottomless tray comprise a medication. Further, the cover is removably attached to a side of the bottomless tray for securing the medication in the compartments. Further, the refilling actuator is configured for displacing the bottomless tray from a storage position to a dispensing position within the body interior space. Further, the bottomless tray is dispensable through a body opening of the apparatus body in the dispensing position. Further, the power source is configured for powering the refilling actuator.

Abstract: A container handling vehicle picks up storage containers from a three-dimensional grid of an underlying storage system. The container handling vehicle includes a vehicle module part (P1); and a container lifting part. The vehicle module part (P1) includes a first set of wheels for moving the container handling vehicle in a first direction (X) and a second set of wheels for moving the container handling vehicle in a second direction (Y). The second direction is perpendicular to the first direction. The container lifting part extends sideways as a cantilever from the vehicle module part (P1) and includes a hoist frame (P2) with an opening (OSP) defining an access perimeter; a hoist mechanism carried by the hoist frame (P2); a plurality of lifting bands connected to the hoist mechanism and guided by the hoist frame (P2); and a lifting frame for releasable connection to a storage container, the lifting frame being suspended in a horizontal orientation from the hoist frame (P2) by the plurality of lifting bands.

Abstract: Methods and apparatus for selecting and combining items in an outbound container through the use of autonomous vehicles, each of which includes means for automatically loading and unloading a payload, to perform both transfer and transport functions in moving containers of items within a workspace via a network of roadways. Under computer control, said autonomous vehicles transfer and transport case containers of item units between incoming receiving stations, intermediate storage locations, and outgoing order-assembly stations where entire containers or individual item units are combined in the outbound container.

Abstract: A method and associated apparatus are provided for retrieving an object from a multi-depth object storage. The method includes retrieving, via a shuttle, at least a first object from a first depth of a storage location and a second object from a second depth of the storage location. The first depth is less than the second depth, such that the first object positioned at the first depth interferes with retrieval of the second object positioned at the second depth. The method also includes manipulating the first object and the second object, such that the first object is positioned to be disposed into the storage location while the second object remains disposed on the shuttle. The method further includes disposing the first object into the storage location while the second object remains on the shuttle. A corresponding apparatus is also provided.

Abstract: The invention relates to a mobile storage system having a mobile container with an automated storage and retrieval system arranged inside. The automated storage and retrieval system has a storage grid structure having vertical members defining multiple columns, such as storage columns for storing storage bins on top of each other in vertical stacks. The vertical members are interconnected at their upper ends by a first rail system arranged to guide at least one bin handling vehicle thereon. The bin handling vehicle is configured to raise storage bins from, and lower storage bins into, the storage columns, and to transport the storage bins above the storage columns. The invention also relates to a method for providing such a system. The invention also relates to a mobile storage system having a plurality of mobile containers connected together and a method for providing such a system.

Abstract: An automated order fulfillment system is disclosed having different temperature zones and robots and containers capable of and/or configured to work in these different temperature zones.

Abstract: A system and method of order fulfilment is described. The system includes a storage and retrieval system, a transfer system and at least one pick station. The transfer system includes conveyance means disposed between the storage and retrieval system and the pick station such that items delivered to the transfer system from the storage and retrieval system may be conveyed to the pick stations independently of the normal operation of the pick station.

Abstract: Systems and methods are provided for conveyor operation and maintenance that employ one or both of a “smart shoe” technology where one or more conveyor shoes incorporate features, such as an RFID tag, and a “missing pin detection” technology where one or more pin components of conveyor shoes incorporate features, such as an RFID tag, allowing selective wireless tracking and identification capability. A conveyor system comprises a shoe management system allowing interactions directly with one or more RFID readers, which can detect, store and/or monitor information associated with “smart shoe” and/or “missing pin detection” RFID tags, where interface between this application and the reader can be implemented via a socket interface. An open platform communications (OPC) wrapper can be created around the interface so that a Human Machine Interface (HMI) could interact directly with shoe management system.

Abstract: Disclosed herein is a circulation conveyor transport wheel that includes a framework at which the circulation conveyor transport wheel can be rotatably mounted and a multiplicity of coupling devices which are arranged at an outer circumference of the framework, wherein each coupling device has at least one form-fit contour for form-fitting coupling to a substrate carrier. The substrate carrier includes multiple members which are connected to one another by a rotary connection, two carriages which are arranged on mutually opposite sides of the substrate carrier to guide the substrate carrier along a transport path, and multiple coupling devices (as counterparts to the coupling device on the transport wheel), each of which comprises at least one form-fit contour arranged between the two carriages, wherein two form-fit contours are offset with respect to one another along the transport path of the substrate carrier.

Abstract: A conveyor system includes a rail that supports multiple carts that move along a track of the conveyor system. A plurality of sensors is operably connected to the rail and configured to measure vibrations of the rail as the carts move along the track. One or more sensors are operably connected to the cart and configured to take measurements of the cart as the cart moves along the track. A central controller collects data from sensors, and a processor analyzes the data to determine whether the data is within a predetermined range that corresponds to normal operation of the conveyor system. A method of operating the conveyor system includes moving the multiple carts along the rail and collecting data from the sensors. The data is analyzed to determine if it is within a predetermined range.

Abstract: A film forming system includes a conveyance carrier configured to hold a substrate and a mask and move inside a conveyance path, the substrate including a film formation area, the mask being configured to shield a film non-formation area other than the film formation area, a conveyance unit disposed on the conveyance path and configured to move the conveyance carrier in a first direction and a second direction intersecting the first direction, a film formation unit located along the conveyance path and configured to form a film on the film formation area of the substrate, and a mask supply unit located along the conveyance path and configured to supply the conveyance carrier with the mask.

Abstract: A system for loading articles into a container is provided, comprising a platform unit and an elevator unit configured to adjust its elevation relative to the container and a platform unit comprising an opening facing the container and defining an edge of the platform unit, a transfer arrangement comprising a plurality of parallel independent transfer members defining a receiving surface and extending along a loading direction transverse to the edge and configured to move of the others, and a positioning arrangement to orient the article to a loading orientation on the receiving surface and position it at a predetermined loading position along an axis perpendicular to the loading direction. The transfer arrangement is configured to extend a subset of the transfer members in the loading direction through the opening, thereby facilitating placement of the article at a predetermined location within the container.

Abstract: A system and method for varying an amplitude of voltage on a DC bus by track segment in a linear drive system for an independent cart system according to application requirements is disclosed. The track includes at least a first portion and a second portion, where a DC voltage at a first amplitude is provided to the first portion of the track, and a DC voltage at a second amplitude is provided to the second portion of the track. The first amplitude of the DC voltage is selected to permit movers traveling along the track to travel at full rated speed with a full rated three applied to the mover. The second amplitude of the DC voltage is selected to permit the movers to travel at a reduced speed with full or increased three applied or to travel at full rated speed with a reduced force applied to the mover.

Abstract: In one aspect, a transfer guard member having a body for being positioned in a gap intermediate conveying surfaces, an upper portion of the body for spanning the gap and outer portions of the upper body for slidingly engaging the conveying surfaces, and a pair of spaced, resilient legs having distal end portions for resiliently and slidingly engaging the conveying surfaces. In another aspect, a transfer guard member having a body and at least one attachment member of the body configured for being detachably fixed to a mounting bar. The body has at least one recess adjacent the attachment member for receiving at least one attachment member of another transfer guard member fixed to the mounting bar so that upper transfer surfaces of the attachment members are adjacent one another.

Abstract: In a method for separating a sawn timber pack obtained from one trunk into main yield and side cuttings using a separating conveyor, the sawn timber pack is conveyed in a longitudinal direction via an underside transport device of the separating conveyor. While the single- or multi-piece main yield is supported by the transport device, one or more side boards are separated transverse to the conveying direction using gravitational force and/or external forces, whereby lateral retaining elements are briefly opened for release. In order to be able to process trunks with as large a diameter range as possible, the side boards located on opposing sides of the sawn wood pack are separated in two successive separating stages, whereby the lateral retaining elements of the separating conveyor are opened on one side on a respective release side in the successive separating stages.

Abstract: An according to an aspect, a paper feed device includes a device body and a paper feed cassette inserted into the device body along an insertion direction. The paper feed device includes a lock lever mounted to the paper feed cassette via a lever shaft; a spring that applies a rotational force which rotates the lock lever in an engagement direction; and a lock member provided at the device body.

Abstract: A plastic film roll includes: a convolute cardboard tube including a tubular body having a tubular body wall formed by a plurality of layers of a straight rolled cardboard sheet having a weight equal to or less than 300 gsm; a plastic film wound about the convolute cardboard tube to form a plurality of plastic film windings around the convolute cardboard tube, the plastic film windings creating a radial compression force equal to or greater than 10 bar on the tubular body wall, wherein the cardboard sheet includes a plurality of fibers, at least a majority of the fibers being substantially aligned in a tangential direction relative to the tubular body to allow the convolute cardboard tube to resist the radial compression force.

Abstract: A sheet feeding apparatus includes a sheet stacker, an air blower, a float regulator, and a controller. The sheet stacker stacks sheets. The air blower blows air to the sheets. The float regulator regulates a floating position of the sheets and is movable between a float regulating position at which the float regulator regulates floating of the sheets and a retracted position. The controller transmits position information of the float regulator to a notification device.

Abstract: Disclosed is a film discharging device including a supply unit configured to supply a film product, a branch unit including a branch conveyer configured to transfer a film product supplied from the supply unit, and a conveyer rotating member configured to selectively guide the branch conveyer passing through the branch conveyer to any one of a predetermined first branch path and a predetermined second branch path by rotating the branch conveyer in a predetermined forward direction or a reverse direction opposite to the forward direction to change an alignment angle of the branch conveyer, a first discharging unit configured to discharge the film product guided to the first branch path, and a second discharging unit configured to discharge the film product guided to the second branch path.

Abstract: A medium transport apparatus includes a controller that determines how many transport roller pairs disposed on a medium transport route are transporting a medium, based on detection information from detectors disposed in relation to respective transport roller pairs. Then, the controller sets a threshold to a larger value as a larger number of transport roller pairs are transporting the medium and sets the threshold to a lower value as a smaller number of transport roller pairs are transporting the medium.

Abstract: A sheet material detecting device includes a leading end flag, a pair of middle size flags, a pair of large size flags which take stand-by positions and operating positions by contacting a sheet, respectively. Each of middle size flags changes from the stand-by position to the operating position linking with changing to the operating position of each of large size flags. A link is moved from a first position to a second position in a case that both of middle size flags take the operating positions and is restricted in movement to the second position in a case that both of middle size fags do not take the operating portions. A controller detects a width of the sheet base on a timing of the operating position of the leading end flag and a timing of movement of the link from the first position to the second position.

Abstract: The invention relates to a method for controlling movement of two or more elevator cars of a multicar elevator system. The method comprises: selecting manually via a user interface of an operational entity an elevator car from among a plurality of elevator cars to be moved and controlling movement of one or more other elevator cars from among the plurality of the elevator cars away from a driving area of the selected elevator car. The invention relates also to a multicar elevator system and an operational entity implementing at least portions of the method.

Abstract: Systems, methods and devices for real-time contactless elevator service operation of an elevator includes a trained neural network (TNN) model. The TNN model is trained using a training processor with augmented datasets as a synthetic training dataset, to later perform elevator identifier recognition. The augmented data sets are generated from synthetic text images, the synthetic text images are augmented with different geometrical parameters and visual parameters to a predetermined number of variations in appearance to a set of training elevator identifiers. A camera captures a user image. A text image portion from the user image is extracted using the TNN model, and detects an elevator identifier in the extracted text image portion using the extracted text image portion and the TNN model. The detected elevator identifier is displayed for user confirmation or user cancellation, and upon user confirmation, generates a control command based the detected elevator identifier associated with an elevator service.

Abstract: An elevator shaft element, an elevator arrangement and a method of a construction time use elevator. The elevator shaft element comprises a frame module arranged for receiving an elevator car therein. The frame module is constructed from a transport and/or storage unit, comprising side walls, a bottom wall and a roof wall. The unit is arrangeable vertically such that said side walls, bottom wall and upper wall of the unit define an inner space of the elevator shaft. The side wall, the bottom wall or the upper wall of the transport and/or storage unit is opened at a length more than a floor height of a building for providing an opening for one or more landing doors, the opening having a first side-edge and a second side-edge parallel to longitudinal direction of the transport and/or storage unit. The elevator shaft element further comprises at least one stiffening beam arranged to be fixed to the opening and extending from the first side-edge to the second side-edge.

Abstract: A method for forming a guide structure in an elevator shaft provides a guide structure configured to guide an elevator car during vertical travel in the elevator shaft. The method includes the following steps: moving a tool, such as a milling tool, vertically along the elevator shaft, wherein the tool is precisely positioned with respect to the horizontal position thereof within the elevator shaft, and forming the guide structure by removing material on a shaft wall of the elevator shaft using the tool.

Abstract: A load bearing member for a lifting and/or hoisting system includes a plurality of tension members arranged along a width of the load bearing member. Each tension member includes a plurality of load carrying fibers arranged to extend in a direction parallel to a length of the load bearing member and a matrix material in which the plurality of load carrying fibers are arranged. The load bearing member further includes a lateral layer and a jacket material at least partially encapsulating the plurality of tension members.

Abstract: A method of providing position control information for controlling the movement of a spreader (400) of a crane (10) towards a spreader target position is disclosed. The method comprises measuring both the distance to the loading/unloading target position (32, 36) and the distance to a position of the spreader (400) for determining both a loading/unloading target position (32, 36) and the position of the spreader (400) in a fixed coordinate system. The method also comprises causing position control information corresponding to the position of the spreader (400) and the loading/unloading target position (32, 36) to be transmitted to the crane (10).

Abstract: An insert for an aerial work assembly includes a main body configured to be received in an aerial lift bucket. The main body includes first through fourth sides, each defining an outer sidewall and an inner sidewall. The main body includes a bottom portion connected with the first side, the second side, the third side, and the fourth side. An open top is defined at an upper portion of the main body. An interior space is defined in the main body and receives a user. The extension assembly includes a bottom lip extending from the upper portion of the main body. A connecting sidewall extends upwardly from the bottom lip. An upper lip extends from the connecting sidewall. The extension assembly is configured to extend upwardly to extend a height of the main body with respect to the aerial lift bucket.

Abstract: An exemplary lifting platform for motor vehicles has four supporting arms that are pivotally mounted on a lifting device, especially on two lateral lifting columns, and the free ends of which are movable under support points of a motor vehicle being raised. The supporting arms form a first pair and a second pair of supporting arms. At least the supporting arms of the first pair of supporting arms are adjustable in length and are implemented in the form of rigid supporting arms, which are pivotable solely about their articulation points on the lifting device. The supporting arms of the second pair of supporting arms are in the form of double-jointed arms having an additional articulated joint and, in the retracted state, are typically at least twice as long as the supporting arms of the first pair of supporting arms.

Abstract: The invention relates to a handling machine (1) comprising: a tilt sensor (11) configured to produce a signal relating to a tilting moment applied to the main body about a tilting axis; displacement sensors (18) configured to produce a signal relating to movements of the handling arm relative to the main body; and a control unit (10) configured to: prevent or stop the movement of the handling arm if the signal representative of the tilting moment is greater than an effective threshold; assign a lowering threshold value to the effective threshold in response to a handling arm lowering movement being determined; and assign an extension threshold value to the effective threshold in response to a handling arm extension movement being determined.

Abstract: A leveling system for a lift device includes an axle, a pin, a cradle, and a chassis. The axle is configured to rotatably couple with one or more tractive elements. The pin extends through a bore of the axle. The cradle is pivotally coupled with the pin. The chassis is pivotally coupled with the pin and includes a first actuator and a second actuator. The first actuator and the second actuator each include a body and a rod configured to extend relative to the body. The rods of the first actuator and the second actuator are configured to be extended to engage corresponding surfaces on opposite sides of the cradle. The cradle and the chassis are configured to rock in unison a limited angular amount relative to the axle.