Abstract: The Dive Caddy is a two wheeled land vehicle with it's primary purpose being to transport scuba diving equipment across tough terrain such as sandy beaches, rocky trails, and other hard to traverse, or reach scuba diving, or free diving locations. It is different than other prior carts in as that it has a breaking system for traveling down hills, And can be fitted with an auxiliary battery powered booster motor to traverse uphill, or help bring itself out of hard to exit situations, and also has a bench seat to stage a completed scuba unit for the diver to sit on while dawning his equipment. Another new feature of the Dive Caddy is that it has the ability to change tires for different types of terrain, be it sandy beaches, rocky hills, or mud, the Dive Caddy can adapt to them all.

Abstract: A device for stabilizing and supporting wheelbarrows which maintains the balance and increases the resistance of a system (wheelbarrow) including an angled monolithic body which is made up of two arms which define a triangular shape, whose ends have holes for the insertion of affixing means to affix to the leg of a wheelbarrow. In one embodiment, one of said arms makes up an arched area along most of its length which generates two points of support, a first point of support defined on the end of the joint affixing with the leg of the wheelbarrow and a second point of support defined in the area near where the two arms meet to define that angle. The arched area of the arm, positioned substantially horizontally and defining the two points of support, absorbs deformation, and also absorbs the load applied to the element, bringing more stability to the wheelbarrow on flat or irregular surfaces, providing a stabilizer comprised by each leg.

Abstract: A material handling system is disclosed, having at least one solid rectangular storage container for liquid or solid items; a pallet upon which the container sits; and a transporter which is adapted to move the container from the pallet. The pallet has a structure to permit both movement of the pallet and the container and movement of the container independent of the pallet. The transporter with the container can be moved safely and easily using human power.

Abstract: A hand truck driving apparatus includes a dolly that has a frame having a bottom end, a top end and pair of lateral sides. A plate is attached to the frame adjacent to the bottom end and extends forward of the frame. A stabilizer is attached to and extends rearward of the frame. A pair of support wheels is rotatably attached to the stabilizer adjacent to the bottom end of the frame. A drive platform is removably attached to the dolly. A drive apparatus is mounted on the drive platform. The drive apparatus moves the drive platform and the dolly when the drive apparatus is actuated.

Abstract: A mobile saw stand brake system incorporates a pair of swing-out legs pivotally connected to a saw stand main frame. A first end of the main frame is supported on a pair of rotating wheels. A pair of brake lever arms, each having a brake shoe end and a distal actuating end, are pivotally connected to the main frame. A tension mechanism is interconnected with the pair of swing-out legs so as to actuate the brake lever arms to engage the wheels when the legs are extended in their swing-out position. The brakes are disengaged when the swing-out legs are folded into a stowed position.

Abstract: The present invention is directed to a collapsible combined table and dolly that is portable and capable of securely transporting items of various sizes and configurations. The collapsible combined table and dolly provides ease of operation through a collapsible/expandable table top and convenient means for transporting and storing items for use in the display/workspace of the table.

Abstract: A conveyance apparatus is provided for conveying goods and materials. The conveyance apparatus comprises a base element axially supported on a set of surface-engaging wheels driven by a driving element mounted on the base element, a central support member attached to the base element to leverage the conveyance apparatus off a ground surface about the horizontal axis of the base element, and harness elements mounted on the central support member. The harness elements comprise a first harness element and a configurable second harness element. The first harness element attaches to and suspends an extended section of a container containing the goods and materials and facilitates hoisting of the container using the leverage created by the central support member. The configurable second harness element secures and stabilizes the container. The conveyance apparatus is then selectively propelled by the driving element for conveying goods and materials easily and safely with minimal effort.

Abstract: A travel cooler includes a wheeled platform and an insulated container configured to be selectively coupled to, and uncoupled from, the wheeled platform. The wheeled platform includes a base, a plurality of wheels mounted to the base for rolling movement of the platform and a first coupling component fixedly disposed on the base. The insulated container includes a second coupling component fixedly disposed on the container. The first and second coupling components are disengaged from one another when the insulated container is uncoupled from the wheeled platform. The first and second coupling components are disposed in interlocking engagement when the insulated container is coupled to the wheeled platform, whereby the insulated container is securely coupled to the wheeled platform in fixed disposition relative thereto for safe transportation on the wheeled platform.

Abstract: An apparatus for draining and transporting large diameter hoses includes a frame that is movable by virtue of a pair of wheels. The center of gravity of the frame, and of the frame and a coiled hose situated on it, is located directly above the wheels. The frame includes a front toe for facilitating the rolling of a coiled segment of hose up and onto the frame. The frame includes horizontally disposed rollers that facilitate removal of the coil from the frame. The frame also includes a guide bar to assist in maintaining the coil in an upright position during transport. An attachment is removably secured to the frame to allow a portion of the hose to drape over an attachment roller to extract water from the hose and to allow a power-driven winding rod to wind the hose into a coil.

Abstract: A secondary lock device for a one-hand fold mechanism on a child's stroller is pivotally mounted next to the actuator of the one-hand fold mechanism. The secondary lock device is positioned for convenient access by a finger of the operator to provide an intuitively operable secondary lock device cooperable with the one-hand fold actuator. The secondary lock device is spring-loaded by a torsion spring mounted on the rotational axis of the adjacent cam member forming part of the one-hand fold mechanism. The pivoted lock member includes an outwardly projecting member that engages a corresponding niche in the actuator when in a locking position. The outwardly projecting member rides along a cam surface on the actuator when the actuator is being operated, while the biasing spring returns the outwardly projecting member into the niche when the actuator reaches the home position.

Abstract: A method and system are disclosed for moving objects, such as large potted plants, large oval shaped objects and objects of various other shapes. A user can utilize the present invention to move large potted plants and other objects without exerting a large amount of physical force thereby reducing the chance of a user suffering an injury resulting from moving large objects. A user can slide a large potted plant onto the present invention and then proceed in moving the large potted plant without exerting a large amount of force.

Abstract: A static or portable carrier device for holding sensitive equipment, such as pressurised fluid containers, comprises a first jaw (1) with a cradle (2) for holding the equipment (5), and a second jaw (3), movably mounted on the first jaw (1) and configured to locate over and at least partly span the equipment (5) and urge it into the cradle (2). The second jaw (3) is pivoted to rotate on the first jaw (1), and may comprise a cover (4) which spans the cradle for hold the equipment. The jaws define a partially open-sided enclosure, in which the equipment, such as a gas cylinder, e.g. for industrial or medical gases such as oxygen, a fire extinguisher, or other, e.g. resuscitation equipment, is protected from damage during storage, transport and/or manoeuvring of the laden device and/or in hazardous situations, such as accidents, but is readily removable when necessary.

Abstract: The present invention relates to a shopping bag with a detachable wheel chassis, comprising a bag body having bag handles and a receiving portion disposed on its bottom, and a two-wheel chassis detachably configured to bear and hold the bag body thereon. The chassis is made of a piece of resilient metal wire and has a configuration having a downwardly extended supporting portion, two oppositely and inwardly inserting portions adapted to be received in the receiving portion of the bag body, and two end portions on which the two wheels are rotatably mounted. The shopping bag of the invention is convenient to use, low in cost, simple in structure, and also finds a wide range of applications. The invention also provides a two-wheel chassis detachably configured to bear and hold an article having a relatively flat bottom and a receiving portion on the flat bottom.

Abstract: A cart is described for use in transporting and loading kayaks and similar watercraft. The cart includes first and second side frame members having forward and rear ends; a support member extending between the frame members adjacent the frame member rear ends; a bracing member extending between the frame members adjacent the frame member forward ends; a wheel assembly adjacent the rear ends of the frame members, the assembly including first and second axle ends and wheels carried on the axle ends; and an anti-reverse braking means preventing rearward movement of the cart upon tilting of the cart upward. The braking means may include a first component attached to a frame member and a second component attached to a rotatable component of the wheel assembly, the first and second components being moved into locking engagement upon upward tilting of the cart.

Abstract: A wheelbarrow for transporting materials includes an undercarriage, a wheel rotatably mounted to the undercarriage, a pan mounted to and supported by the undercarriage and a fastening mechanism having a head. The pan includes a base wall and an upright wall extending upwardly from the base wall. The base wall and upright wall define a carrying space and a carrying surface facing the carrying space. A depression is formed in the pan defining a depression plane that is generally continuous with the carrying surface. The fastening mechanism mounts the pan to the undercarriage such that the head is positioned within the depression between the undercarriage and the depression plane.

Abstract: The purpose of this invention is to provide a material-moving device suitable for loading, unloading, and transporting at least one item thereon by a single person. The material-moving device includes a platform portion for holding at least one item thereon, at least two pairs of wheels rotatably attached to the platform portion in a manner that enables the front perimeter edge to pivot for easy loading and unloading the items onto the platform portion. The device also includes an elongated handle attached to the platform and an auxiliary handle movably attached to elongated handle in a manner effective to allow a single user to control the pivotal movement of the material-moving device while simultaneously gripping at least one item being loaded or unloaded onto said platform portion.

Abstract: A wheeled attachment system for efficiently attaching to a spine board to allow the spine board to be easily maneuvered over various surfaces (e.g. flat surfaces, stairs, etc.). The wheeled attachment system generally includes a front support, a pair of wheel assemblies extending from opposing sides of the front support, a pair of side supports extending from the front support adjacent the pair of wheel assemblies and at least one strap extending from the pair of side supports. The side supports and the front support define a cavity adapted to receive an end of a spine board, wherein the strap is adapted to secure the pair of wheel assemblies about the spine board. A pair of extension members interconnect the pair of wheel assemblies with the front support so that a center rotational axis of the pair of wheel assemblies is vertically offset with the front support.

Abstract: A support structure for supporting an image capture device generally comprises a base, a first vertically oriented, elongated support member supported by the base, a mechanism that provides tilting and panning of the device relative to the first support member, and elevation of the device along the first support member, and a second elongated support member disposed to stabilize the mechanism. Preferred bases include bases that are foldable and/or rotatable, and ones that have a leveling device coupled to the base. Preferred support members can be rotatable relative to the base.

Abstract: A hose manipulator according to the present invention includes an elongate shaft having upper and lower ends and extending between about 3 feet and about 5 feet in length. The hose manipulator also includes a handle at the shaft upper end, the handle having a portion extending generally perpendicular to the shaft. A hook is positioned at the shaft lower end and extends between about 150 degrees and about 180 degrees and includes a diameter between about 3 inches and about 6 inches. The hook and the perpendicular handle portion are generally coplanar.

Abstract: A carriage and incorporated harness and towing assembly which allows for significant freedom of movement for a user and a safe and comfortable ride for a passenger is disclosed. The towing assembly comprises a flexible, semi-resilient member surrounded by a plurality of rigid linkages, a fixed towing member and a harness coupling member. The carriage is comprised of at least a single, two-wheel axis and at least one motion damping device. One object of the disclosure is to provide an apparatus that allows a user to comfortably tow a child, toddler or infant while participating in a variety of exercise or general travel-related activities.

Abstract: A mountable actuating device for motorized vehicles includes a frame, a first hitching device and a second hitching device movable with respect to the frame, a first actuator connected to the frame for moving the first hitching device between a first position and a second position, and a second actuator connected to the frame for moving the second hitching device with respect to the frame between a third position and a fourth position.

Abstract: An engine-driven assembly including an engine-driven device, a vertical-shaft engine, a frame, and a handle. The vertical-shaft engine supplies power to the engine-driven device. The frame is coupled to the vertical-shaft engine and the engine-driven device. The frame includes at least one frame foot in contact with a ground surface when the frame is in an operating position. The handle has legs coupled for to the frame for movement of the handle between retracted and extended positions. The legs are oriented such that an acute angle is formed between the ground surface and the legs when the handle is extended and the engine-driven assembly is in the operating position. The handle is higher in the extended position than in the retracted position.

Abstract: A pedestrian trailer is disclosed. An illustrative embodiment of the pedestrian trailer includes a towing belt, a hitch coupling provided on the towing belt and a wheeled trailer frame detachably coupled to the hitch coupling and having a trailer interior.

Abstract: There is provided a trammer in the present invention, comprising a panel and a handspike, with the handspike slots corresponding to the handspike located on both sides of the panel and the locating device connected with the handspike also located on the panel. The locating device comprises the locating hole at the inside bottom of the handspike, the elastic fastener corresponding to the locating hole and the handspike connector. In the present invention, the position of the handspike can be selected according to the demand of users. When the handspike need to be used, the handspike can be turned out, and the handspike and the carrying panel are localized at a certain angle via locating device for operations; when the handspike need not to be used, the handspike can be embedded in the panel to effectively decrease the space volume of the trammer and be advantageous to overlap and stack up the carrying panel of the trammer.

Abstract: A garment transportation and the drying device is provided with a transportation frame for carrying a container for garments, and a drying frame, the drying frame being deployable for supporting garments to be dried when the device is used in drying mode. The transportation frame provides support for a container such as a hockey bag and may be mounted on wheels to operate as a dolly. The drying frame includes a series of drying supports, preferably in the form of cantilevered arms extending from a central support post. Items to be dried such as gloves, etc., may be slid over the free ends of the cantilevered arms.

Abstract: A golf bag includes a base adapted to receive a ground-rolling device. The ground-rolling device is configured to be detachably connectable with the base. The ground-rolling device includes an axle provided with wheels located substantially at each end of the axle. When the ground-rolling device is connected to the base, the wheels project laterally from either side of the base.

Abstract: A base for supporting the weight of a user, tools and a ladder is described. The base can be formed of a plurality of rigid plates, each plate having a top and a bottom side. The plates can be hingedly connected to fold together along a longitudinal axis with the bottom sides of the respective plates being positioned adjacent to each other. The base can include a plurality of wheels positioned around the bottom side and the periphery of each plate. The wheels can be positioned to oppose one another and the opposed wheels being positioned off center from each other when the plates are folded such that the wheels do not interfere with each other, the base when folded is adapted to be stored with the longitudinal axis in a substantially vertical direction.

Abstract: A wheeled attachment system for efficiently attaching to a spine board to allow the spine board to be easily maneuvered over various surfaces (e.g. flat surfaces, stairs, etc.). The wheeled attachment system generally includes an end support, a pair of wheel assemblies extending from opposing sides of the end support, a pair of side supports extending from the end support adjacent the pair of wheel assemblies and at least one strap extending from the pair of side supports. The side supports and the end support define a cavity adapted to receive an end of a spine board, wherein the strap is adapted to secure the pair of wheel assemblies about the spine board.

Abstract: A wheeled attachment system for efficiently attaching to a spine board to allow the spine board to be easily maneuvered over various surfaces (e.g. flat surfaces, stairs, etc.). The wheeled attachment system generally includes a support structure including a shaft, a plurality of wheels and at least one support, wherein at least three of the plurality of wheels are rotatably attached at each opposing end of the shaft and wherein the plurality of wheels form a tri-wheeled structure upon each of the opposing ends of the shaft. The support extends outwardly from the shaft between the opposing ends of the shaft, wherein the support stabilizes the support structure upon an object positioned adjacent the support structure. An attachment structure extends from the support structure, wherein the attachment structure removably secures the attachment structure and the support structure to the object.

Abstract: A three-in-one transporting device. The device may be converted for use as a two-wheeled dolly, a four-wheeled, flat-bed truck or a standard display table. The device incorporates a design that utilizes a lightweight frame fabricated from tubular materials. The frame has vertically and horizontally extending sockets for receiving tubular leg and handle structures to selectively form the desired devices.

Abstract: A seat delivery pallet including a platform including: end members, side members, and a center member extending between the side members; a seat support member positioned between and moveably attached one end member and the center member; a seat support member positioned between and moveably attached to the side members; and a first foot locking device slidably attached to one seat support member and another foot locking device slidably attached to another seat support member. A method of delivering a seat having feet with enlarged locking studs is also disclosed.

Abstract: A hand trolley for transporting materials in tubs or bins having frame with an upper and lower sections that are rotatably connected about a lower base section. The trolley includes a number of bracket lugs that are removably connected to the frame for attaching tubs or bins of various shapes and sizes. Attached to the trolley for moving the cart is a pair of wheels connected by an axle through the lower base section. The trolley also includes a locking mechanism wherein, engagement of the locking mechanism holds the lower base section in a transport position transverse from the upper section and disengagement of the locking mechanism allows the lower base section to rotate from a position transverse from said upper section to a storage position that is substantially parallel to the upper section.

Abstract: A sulky shaft connector device includes a swivel ball joint arrangement whereby the sulky shaft is allowed relative damped vertical movement with respect to the harness. A sulky shaft connector member, removably connected to the sulky shaft, forming part of the device also provides for quick and releasable engagement between the sulky shaft and the sulky shaft connector device.

Abstract: A dual-motor handcart for lifting, steering, and transporting a heavy object, such as a snowmobile, by one person, having two motor-powered wheels or trackdrives for moving and steering attached to a width and height adjustable frame, the frame offering a handle, a pair of legs connected to the handle, lift pads for supporting the heavy object, a length adjustable lift strap for coupling the frame to the heavy object. The operatively independent motors each attached to one of the wheels providing force required for moving and steering. Thumb switches having on, off, forward, and reverse motions settings at desired speeds, control each motor providing for a single person to easily steer a cart fully loaded with a heavy object over smooth or rough terrain.

Abstract: The hand truck or dolly of the present invention is capable of multi-directional movement and provides an operator with complete control of movement and directional choice for the hand truck without having to remove his hands from a handgrip location to achieve mechanical adjustments of the wheels. Rather, an operator may adjust a wheel index position on-the-fly by means of a trigger assembly to rotate a wheel assembly about a vertical axis of rotation within a range of motion of approximately 100 degrees. The two, independent wheel assemblies of the hand truck of the present invention achieve multi-directional movement through positioning of the wheels in a standard index position allowing for forward and backward movement, a lateral index position allowing for lateral, or side to side, movement, or a rotational index position allowing for rotational movement, such as for cornering and circular movement.

Abstract: An apparatus for use in the storage and transportation of recyclable waste comprises a housing (10) having a bottom (16) for standing on the ground, a rear wall (20), a pair of opposed side walls (22), a handle (26) adjacent the top and rear of the housing, and a pair of wheels (28) adjacent the bottom and rear of the housing and arranged such that the housing can be tipped rearwardly using the handle so that the wheels engage the ground, so that the bottom of the housing no longer engages the ground and so that the apparatus can be moved on the wheels using the handle to move it. The housing provides at least one space (48) accessible from the front of the housing, the or each space being arranged to receive at least one recycling box (12) having a base (30), four side walls (32) and an open top.

Abstract: A golf club bag assembly is shown for carrying a plurality of golf clubs therein. The bag assembly comprises an elongated spine having upper end and a lower end, an upper frame member attached to the upper end of the spine at a first acute angle with respect thereto, a lower frame member attached to the lower end of the spine at a second acute angle with respect thereto, a resilient enclosure attached to the spine and the upper and lower frame members, and wherein the first angle is equal to the second angle.

Abstract: A bag for carrying at least one hockey stick and at least one other item, the bag having an enclosure adapted to transport the at least one other item and at least a first closable opening in the enclosure to insert the at least one other item therein. A hockey stick pocket is located on and integral with an outer surface of the enclosure and is composed of a straight elongated section connected to a head section at an angle so as to mimic the shape of the at least one hockey stick. The hockey stick pocket has at least a second closable opening so as to allow insertion of the at least one hockey stick therein.

Abstract: One embodiment of the invention relates to an electronic module associated with a hand truck structure comprising a powered lifting/lowering tray wherein the electronic module comprises a scale electrically associated with a control unit. The control unit is configured for causing a tray rise and lower as desired. The scale is mechanically associated with the tray for measuring the weight of an item placed on the scale.

Abstract: The boat trailer includes segmented bunk board covers, with the segments being of different lengths so that they can be combined to cover different lengths of bunk boards. The bearing surfaces of the bunk board covers include a series of oppositely sloped lifting edges that tend to lift the facing surface of the boat hull so that when the boat is tilted on the trailer, the lowermost surface of the boat hull tends to apply more weight to one of the bunk boards, so that the lower surface tends to be lifted by its bunk board.

Abstract: An apparatus for transporting an oxygen tank having a main compartment containing a sleeve, the sleeve designed to secure either one or two tanks in place. The apparatus has wheels to facilitate movement of the tank or tanks from place to place and a number of pockets for storage of items. The apparatus further includes a port for a hose to be connected to the tank and to another point outside the apparatus.

Abstract: A system for moving a refrigeration device is disclosed and includes a frame for supporting the refrigeration device. At least one pair of stationary casters are removably coupled to the frame. At least one pair of adjustable casters are removably coupled to the frame and are adjustable relative to the frame within a range between an extended position and a retracted position. A positioner provided on at least one of the frame and the adjustable casters establishes a position for the adjustable casters relative to the frame within the range, so that the stationary casters and the adjustable casters are capable of providing a desired degree of stability during movement of the refrigeration device and the stationary casters and the adjustable casters are removable following movement of the refrigeration device.

Abstract: A banquet cart including a cabinet, a plurality of chimneys, an information center, and releasably lockable swivel casters. The plurality of chimneys are positioned inside the cabinet at different corners of the cabinet. The information center includes at least two of (a) a thermometer display indicating the temperature inside of the cabinet; (b) a display indicating time information from a programmable timer; and (c) an information board for displaying text. The releasably locking swivel casters are unlocked to allow swivel action of the casters when a user actuates a foot-operable lever at the front of the cabinet, and are locked when the user releases the lever and the casters are rotated to a predetermined position.

Abstract: A machine tool stand and/or workbench, electrical outlet panel, light supply, and modular task box system, combined into an integrated system that includes a support structure having a support base on wheels and side rails disposed on the surface of the support base. The side rails include structure for attaching tool holders, work pieces holders, work surfaces, and the like.

Abstract: A cart for transporting items used in welding operations includes a platform, wheels, a handle and a connector. The platform is dimensioned such that an associated container of welding consumables can rest on the platform. The wheels connect to the platform to facilitate movement of the cart. The handle connects to and extends upwardly from the platform. The connector allows for selective connecting of the cart to an associated welding cart.

Abstract: A snowmobile dolly usable with a wide variety of snowmobiles of different sizes and/or designs. The dolly approaches the snowmobile from the front and engages its front bumper. A downward force on the tongue of the dolly raises the snowmobile and positions the front wheels of the dolly under the front of the snowmobile. An auxiliary rear axle is then slid under a rear portion of the snowmobile. A swivel connection on the front bumper-engaging member allows the snowmobile supported by the dolly to be easily maneuvered in tight spaces. An additional feature of the dolly is that it may also be reconfigured for use as a jack stand allowing service or repair work to be performed. The dolly is adapted to be towed behind a riding lawnmower, yard tractor, or the like, further enhancing the utility of the dolly.

Abstract: A tote device comprising a compartment for storing recreational equipment and a strategically located holding mechanism for the placing of weighty objects, wherein said strategically located holding mechanism is placed such that the weight of a weighty object is distributed to lessen the weight load borne by a user. The strategically located holding mechanism is preferably a platform attached outside of the compartment. When a weighty object is placed on the strategically located holding mechanism and the tote device is in position for transporting the recreational equipment to a remote location, the strategic placement of the weighty recreational equipment will act to reduce the weight burden borne by the user.

Abstract: A wheelbarrow including a wheel guard having tines with a reduced lateral width. The wheelbarrow has a frame assembly with two handle assemblies that are angled toward each other terminating in a forward yoke. The wheel guard has a bight, a first and second tine, each tine having a proximal end structured to be coupled to the bight and distal end structured to be coupled to the wheelbarrow yoke. Each tine has a longitudinal axis that is generally aligned with a handle assembly longitudinal axis. The first and second tine distal ends each have a first lateral thickness and each first and second tine proximal end has a second lateral thickness. The first and second tine distal end first lateral thickness is greater than the first and second tine proximal end second lateral thickness.

Abstract: A portable gas container cart comprising (a) two parallel plates comprising a top portion, a bottom portion, a frontal end and a back end, wherein said parallel plates are connected by a plurality of connecting elements; (b) a pair of grooves located on the top portion of said parallel plates and centrally located between the frontal and back ends of said parallel plates, wherein said pair of grooves are capable of holding said gas container; (c) a rotatable handle comprising a distal end and a proximal end, wherein said proximal end is rotatably connected to one of said connecting elements, and wherein said distal end can be rotated across the bottom portion of said parallel plates and attached to another of said connecting elements; (d) at least one wheel attached to each of said parallel plates on the back end of said parallel plates; and (e) at least one fastening element, comprising a first end attached to one of said connecting elements, and a second end which can be reversibly attached to a second of s

Abstract: A pedestrian trailer is disclosed. The pedestrian trailer includes a trailer frame for supporting a load and at least one wheel which renders the trailer frame portable. A load-stabilizing towing belt may be worn by a pedestrian and removably engage the trailer frame as he or she pulls or tows the pedestrian trailer.