Abstract: A handle positioning device for a hand truck includes a lateral rod, a pull rod, and a handle. The lateral rod has a slide groove respectively formed lengthwise in two end portions, and the pull rod has two bent ends fitting movably in the two slide grooves of the lateral rod. The handle has two side vertical rods, which fit respectively in the two ends of the lateral rod and provided with a plurality of position holes. When the handle is needed to be adjusted in its height, the pull rod is pushed to force the two ends to move inward to each other elastically in the two slide grooves of the lateral rod, and then the handle can be adjusted in its height by moved up or down, and then the pull rod is released to fit elastically in a new position hole in two side rods of the handle to keep immovable the handle at the newly adjusted height.

Abstract: An wheelbarrow attachment for a typical wheelbarrow, the attachment removably fitting over the lip and bucket of the back of the wheelbarrow and therefrom extending upward and backward from the rear of the bucket. The u-channels fitting the bucket are connectively braced. Inner uprights attach to the u-channels and are adjustably fitted for height, and fore and aft adjustment of a padded cross plate connecting the inner uprights. A user braces and pushes with his/her body, offering greater force for propelling the wheelbarrow and greater stability in handling a loaded wheelbarrow.

Abstract: A wheelbarrow handle accessory has a tube member that slides over the end of a wheelbarrow handle, and a hand grip assembly including a partial sleeve that normally rests upon the tube member in aligned relationship, the hand grip assembly being rotatably supported from the tube member.

Abstract: A retractable wheel assembly (110) for a carrier (100) is disclosed wherein the wheels (120) are rotatably mounted in cowls (130), which are pivotably disposed in wheel wells (116L, 116R) on a housing. The cowls are connected with a cowl axle assembly (140) that includes a coil spring, preferably a constant force spring (150) that biases the cowls towards a retracted position. The constant force spring is connected to a retractable handle (104), preferably with a spring engagement member (160), such that extending the retractable handle will bias the cowls towards an extended position, wherein the wheels extend out of the wheel wells for use.

Abstract: A retractable wheel assembly (110) for a carrier (100) is disclosed wherein the wheels (120) are rotatably mounted in cowls (130), which are pivotably disposed in wheel wells (116L, 116R) on a housing. The cowls are connected with a cowl axle assembly (140) that includes a coil spring, preferably a constant force spring (150) that biases the cowls towards a retracted position. The constant force spring is connected to a retractable handle (104), preferably with a spring engagement member (160), such that extending the retractable handle will bias the cowls towards an extended position, wherein the wheels extend out of the wheel wells for use.

Abstract: A folding anchor structure for foldable hand trucks includes a loading board and a wheel set foldable simultaneously on two sides of a frame and a latch lever on a handle to latch the loading board in a folded and shrunk condition when the handle is retracted to prevent the loading board and the wheel set from loosening off from the folded condition and causing harmful effect.

Abstract: A bag carrying system having a removable handle and wheel assembly is provided. The system includes a bag having a back portion with a panel overlying the back portion and a handle and wheel assembly comprising a handle portion, a wheel portion and a longitudinally extending supporting element connected therebetween. Significantly, the longitudinally extending supporting unit of the handle and wheel assembly is designed to be placed between the panel and back portion of the bag for releasably attaching the assembly thereto.

Abstract: This invention provides a tank carrier apparatus that enables tank users to easily and independently lift, move and transport the tanks within many environments and over many surfaces in a safe, secure convenient, and attractive manner. The tank carrier apparatus of the invention includes a housing having an interior and exterior, at least two wheels disposed on the exterior surface of the housing, a handle disposed on an opposing exterior surface of the housing from the wheels, a mechanism for securing a tank disposed at least partially in the interior of the housing, and a closeable opening to allow access to the interior of the housing.

Abstract: A combination unit of a golf cart and a golf bag, wherein the golf bag is provided fixedly on an inner housing of the golf bag with a frame, the inner housing has a bottom portion which has two receiving spaces on lateral side, the inner housing has a groove on the abdomen. The golf cart has a central receiving seat to carry struts for two wheels and a stretchable and contractible hand pull-bar. The central receiving seat is embedded in the groove and has an upper and a lower positioning hole, so that the hand pull-bar can be positioned in the upper or the lower positioning hole in its stretching and contracting stroke. The wheels are provided on the bottom end of the golf cart and are collapsible for storing respectively in the two receiving spaces of the bottom portion. The diameters of the wheels are larger than the heights of the receiving spaces. The whole structure can be towed be rolling of the wheels both in collapsing and stretching states, for easy operation and convenient carrying and storing.

Abstract: A carrier device, on which user can step to drive the carrier device running, has a carrier member with a space therein for storage, a plurality of wheel assemblies pivoted on a bottom thereof to slide the carrier member, a handle member at a side thereof to be held by a user, and a step portion for the user stepping thereon by a foot to drive the carrier member running.

Abstract: The present invention is directed to a generator including a cart-type fame assembly for transporting the generator. The generator of the present invention is mounted to a multi-segmented base frame assembly which forms a partial cage about the generator for protecting the generator while minimizing the overall weight of the apparatus. In additional embodiments, a generator bracket, for supporting an alternator, is implemented to provide a convenient and economical mounting for a pair of wheels.

Abstract: The hiker's trail carrier may be used for transport of cargo while walking or hiking. The trail carrier may have a pair of lower longitudinal members having a wheel rotatably mounted therebetween at an axle end of each and a transverse member attached between the lower longitudinal members intermediate the axle ends and a forward end of each. A pair of upper longitudinal members may be spaced apart and attached to the transverse member and a pair of vertical members may be attached to the upper longitudinal members and to the axle end. A pair of handle members may be pivotally attached to the lower longitudinal members intermediate the axle end and the forward end.

Abstract: A pull rod structure includes a pull rod and a handle fastened to a top end of the pull rod. The handle is formed of a hand grip and two control arms, each being provided therein with a control mechanism having a first activation button or a second activation button. The first activation button is pivoted with one end of the hand grip of the handle, whereas the second activation button is pivoted with the other end of the hand grip of the handle. These two activation buttons are so located on the hand grip that they are within an easy access of the thumb of a hand holding the hand grip, and that they are prevented from being activated unintentionally by the palm or fingers of the hand.

Abstract: A bag carrying system having a removable handle and wheel assembly is provided. The system includes a bag having a back portion with a panel overlying the back portion and a handle and wheel assembly comprising a handle portion, a wheel portion and a longitudinally extending supporting element connected therebetween. Significantly, the longitudinally extending supporting unit of the handle and wheel assembly is designed to be placed between the panel and back portion of the bag for releasably attaching the assembly thereto.

Abstract: An ability to move a wheelbarrow without lifting the rear part of the wheelbarrow is achieved by attaching a handle adapter that extends upward from the rearwardly extending handles of the wheelbarrow. Further, a converter kit converts a conventional single wheeled wheelbarrow into a three wheeled device. The handle adapter is a tubular construction and can be easily detached from the wheelbarrow. In one embodiment of the converter kit, a plate and a hollow tube are attached to generally U shaped resting arms for easy assembly and disassembly of auxiliary wheels. A second embodiment of the converter kit includes a clamp for easily adjusting the auxiliary wheels of the wheelbarrow.

Abstract: A stackable cart upon which another cart can be stacked thereon includes a tray, a handle connected to the tray, and a plurality of wheels rotatably secured to the tray. The tray is configured to at least partially receive a handle of the another cart when the another cart is stacked on the stackable cart. The handle is configured to at least partially receive a plurality of wheels of the another cart when the another cart is stacked on the stackable cart. A plurality of the carts can be stored vertically with the carts oriented in alternating opposed directions. The carts are preferably nested together in a compact manner. In some disclosed embodiments the handle is a handle movable between an extended position and a retracted position and/or the cart includes a stand movable between a stowed position and an extended position.

Abstract: Apparatus and methods are disclosed for passive stabilization of a wheeled object by employing secondary wheels rotating about secondary axes offset from a common axis of a primary set of wheels, where the secondary wheels are positioned such that tilting of the object during rolling causes one of the secondary wheels to contact the surface and counteract tilting tendencies. The offset of the secondary axes can include angular, vertical, and/or horizontal components.

Abstract: A wheel structure for traveling bag is constructed to include a wheel mount for fastening to one bottom corner of a bag, a castor fastened pivotally with the bottom wall of the wheel mount, a transverse track fixedly provided at one side of the wheel mount, a wheel holder plate detachably inserted into the transverse track, a supplementary wheel fastened pivotally with the wheel holder plate, and a retaining plate extended from the transverse track adapted to lock the wheel holder plate in the transverse track.

Abstract: A hand-held ergonomic material-handling device capable of moving heavy objects, such as large waste containers and other large objects requiring mechanical assistance. The ergonomic material-handling device can be used with neutral postures of the back, shoulders, wrists and knees, thereby reducing potential injury to the user. The device involves two key features: 1) gives the user the ability to adjust the height of the handles of the device to ergonomically fit the needs of the user's back, wrists and shoulders; and 2) has a rounded handlebar shape, as well as the size and configuration of the handles which keep the user's wrists in a neutral posture during manipulation of the device.

Abstract: A collapsible wheelbarrow is constructed with a pliable bin and pivotally connected handle members. The handle members are pivotally connected to a frame about first pivot axes, wherein the handle members may be moved outwardly away from an imaginary bisecting line of the wheelbarrow to provide easier loading capabilities. The handle members may also be pivotally connected about second pivot axes to allow the handle members to pivot inward to reduce the width of the wheelbarrow for convenient storage. In an alternative embodiment, the handle members are rigidly connected to the frame.

Abstract: A method and a device for transporting a container capable of storing a pressurized substance and having a threaded fitting. The method and device enables a person to easily transport the container while being exposed to a minimal risk of injury. The device includes a grasping member with a threaded portion adapted to mate with the threaded fitting of the container and can include a handle that is remote from the threaded portion. The device can also include a roller having a connector for attachment to the container. The method includes steps of mating the threaded portion of the grasping member to the threaded fitting of the container to attach the grasping member to the container, and attaching the roller to the container. A person can apply a force to the grasping member, preferably through the handle, to roll the container on the roller from one location to another location.

Abstract: A suitcase handle device has a hollow seat disposed on the suitcase, a telescopic tube inserted through the hollow seat, a hollow mount disposed on the telescopic tube. A turret is disposed on the hollow mount. The turret has a center aperture, a plurality of periphery grooves, and an annular groove. A grip has an inner wall, a bottom round hole, a threaded hole, an end groove, and an end opening communicating with the end groove. An oblong block has an end pillar. The shaft is inserted through the center aperture. A bolt is inserted through the threaded hole and the annular groove. The turret is inserted through the bottom round hole. A spring and the oblong block are inserted in the end groove of the grip.

Abstract: A 3-fold folding collapsible golf cart, which includes an upper rod member, a bottom rod member, and a lower rod member, the lower rod having a top end pivoted to the upper rod member and locked by a locking mechanism and a bottom end coupled to the bottom rod member by a coupling device, the coupling device having a locating frame supported on a torsional spring and adapted for locking the lower rod member in the operative position and, the lower member being disengaged from the locating frame for folding when the user presses the locating frame with a foot to conquer the spring force of the torsional spring.

Abstract: The traveling case with an erectly expanded case body for the present invention consists of one case body, one adjustable shaft pair, one positioning and binding base and one wheel and foot base. The outer shaft of the adjustable shaft pair passes through the shaft installation hole on the positioning and binding base and gets fixed at the rear insdie the body. A stretchable and foldable mezzanine is installed on the body that expands horizontally against the moving direction of the adjustable shaft. That is, the zipper opens and closes vertically against the movement of the adjustable shaft. Therefore, when the above case body is strecthed, the inner space is incrased and the traveling case will not topple and fall, which enhances the steadiness of the traveling case.

Abstract: A luggage includes a bottom tube located at the underside of the luggage and two casters are retractably received in the two opening of the bottom tube. The two casters are connected to two links which are connected to two ends of a bar. The bar is supported on two springs and can be pressed to compress the spring by the retractable inner tube of the handle. The two casters are retracted in the bottom tube when the inner tube is located in retracted position, and the two casters pop out when the inner tube is pulled out.

Abstract: A height adjustable handle arrangement for wheelbarrows includes a pair of rearwardly extending mounting stubs of an upper peripheral frame of a load carrying pan of the wheelbarrow. A multiple sleeve assembly is formed by a plurality of vertical stacked handle receiving sleeves. The sleeve assembly receives a mounting stub in a selected one of the sleeves, and a wheelbarrow handle member is received in another sleeve of the sleeve assembly. Fastener receiving bores in the sleeve assemblies, mounting stubs, and handles are appropriately aligned and receive fasteners such as bolts which are secured by nuts.

Abstract: A container with an integral dolly includes a container body with a tubular upstanding sidewall that is closed at the bottom and open at the top. A cover, which overlies the open top, can be moved to uncover the opening and gain access to the interior of the container. A vertically extending telescoping handle, that can be adjusted and locked in position at selected heights, is located on the back of the container body for manipulating and moving the container. A pair of wheels is mounted on the lower end and at the back of the container body whereby, when the container body is tilted backwards by the telescoping handle, the container can be wheeled about on the pair of wheels.

Abstract: A stair chair is provided and includes a seat 30, a backrest 34, a foot rest 32, upper handles 84 and lower handles 82. Three wheels 62 are mounted at each side of the chair. The wheels are pivotal about their own axis and also a common axis. Rotation about the common axis can be braked or locked. The chair can be lowered downstairs with a person pulling on the upper handle 84 and another person pushing on the lower handles 82 in order to slow movement of the chair down the stairs.

Abstract: A bag equipped with a bottom case, which is comprised of a bottom plate and a side peripheral wall and is integrally provided at its inner or outer surface with handle holding members and at its outer surface with caster mounting members, and which is coupled to an upper case made of fabric material or synthetic resin, is disclosed. The bottom case is detachably coupled to an upper case to allow only one case of both cases to be separated from the other case and to be cleaned or replaced with a new one. The bottom case is provided at its side wall with a reinforcing frame to prevent the side wall from being squeezed or broken. The bottom case is provided with handle mounting members to be integrally formed thereto or to be separated therefrom so as to diversify design and appearance of the bag.

Abstract: A sack trolley (1) presents a support frame (2) accommodating lower carrying wheels (3) and an upper handle (4) which is articulated to the lower ends of its side spars (5) by way of hinges (6) on the upper ends of the side legs (7) of the support frame (2) to pivot about a transverse axis (A) parallel to the axis (R) of the carrying wheels, and can be fixed at least in a folded transport position and in an extended use position relative to the support frame (2). To adapt the sack trolley (1) readily to various usage and operating conditions both hinged sections (9, 10) which can be swiveled against one another can be braced with one another by interposition of two interengaging groups of friction discs (15, 16), one of which disc groups (15) is connected torsionally to one hinged section (9) and the other disc group (16) is connected torsionally to the other hinged section.

Abstract: A roller device of luggage case includes the luggage case having at least two retractile mechanisms with at least two rollers at each bottom side. The retractile mechanism is connected with retractable handle pivotally so that the rollers stick outside the bottom of the luggage case when the retractable handle is pulled up and completely hides within the luggage case while the retractable handle is folded up. Thus not only the luggage case has a better outlook but also the trouble of hooking with other luggage can be avoided.

Abstract: In a portable compressor having a support frame, a compression device, a storage unit and at least one transportation handle, the frame has at least a first and second base to protect and/or support the compressor itself; the first and second base lie, respectively, on a first and second plane substantially at right angles to each other; and the first base has two opposite ends connected respectively to the second base and to the handle.

Abstract: A grasping device for a case standing on rollers or the like is attached to a frontal surface of a case. In order to design the grasping device in such a way that the case is easy to transport and it is reliably prevented from tipping even when the direction of travel changes, the grasping device has a rod which can be withdrawn vertically from the front of the case and a handle attached to the free end of the rod.

Abstract: A roller device of luggage case includes the luggage case having at least two retractile mechanisms with at least two rollers at each bottom side. The retractile mechanism is connected with retractable handle pivotally so that the rollers stick outside the bottom of the luggage case when the retractable handle is pulled up and completely hides within the luggage case while the retractable handle is folded up. Thus not only the luggage case has a better outlook but also the trouble of hooking with other luggage can be avoided.

Abstract: A handle grip of a trunk comprising an upper cover unit and a seat unit receiving in the upper cover unit. Thereby, the seam of the seat unit and the upper cover unit are placed on a top of the handle grip and the stomach portion of the seat unit has no seam. Therefore, when it is held, the hand of the user will not be in contact with the seam of the seat unit and the upper cover unit so as to have a preferred handling feeling.

Abstract: A portable and slidable bag/box comprises an article holding body which is provided in the interior with a receiving space and in the lower portion with at least one wheel body to roll on the ground surface. A pull rod is disposed with the article holding body to serve as a hand grip. A slide board is provided in the rear with at least one rear wheel. The slide board is connected at the front with the article holding body by a connection mechanism which enables the slide board to be folded into the article holding body and to be unfolded under the article holding body. When the side board is folded into the article holding body, the article holding body is a portable bag/box, which can be pulled to slide by a user holding the pull rod. When the slide board is unfolded under the article holding body, the user holds the pull rod to steer the portable bag/box while riding on the slide board, with one foot pushing against the ground surface.

Abstract: A telescopic handle for luggage cart includes a simplified locating mechanism for conveniently locking tubes of the telescopic handle in place when the tubes have been pulled to a fully extended position. The tubes of the telescopic handle could be extended and telescoped relative to one another without the need of a pushbutton mechanism. Instead, the telescopic handle employs elastically retractable steel balls to enable automatic locking of the extended tubes of the telescopic handle in place, so that the handle could be more conveniently operated.

Abstract: An improved structure of a golf bag is disclosed. The golf bag includes a pulling shaft device and a roller device located at an appropriate position on the bag. The roller device can be dissembled from the bag body and the pulling shaft device is mounted at a mounting cylinder provided to the bag body. Screw nuts and a U-shaped clipping member are used to mount the roller device onto the bottom section of the golf bag, thereby, the golf bag can be easily and conveniently dragged to move by extending the shaft device to an appropriate length for pulling.

Abstract: The invention relates to an improved structure of mobile luggage case, comprising the case body, wheels, extension handle mechanism and side rollers, which mainly incorporates a plurality of side rollers on one side of the case body. While in waiting, the mobile luggage case can be couched horizontally on the ground. The case body can also be towed along. While in this way of moving, the side rollers roll on the ground with the least friction against the surface of the ground, making the towing less energy-consuming.

Abstract: A luggage article including first rollers and selectively deployable or nondeployable second rollers. The luggage article includes a handle that is movable between a retracted position and an extended position. The user can selectively deploy or not deploy the second rollers even when the handle is in the extended position. An improved detent device and also an improved caster system are also disclosed. Also, a wheeled panel mechanism by itself for use not only with luggage but also other articles such as carts, dollies and baby carriages, is disclosed.

Abstract: A cart is disclosed for supporting and transporting a container. The cart includes a container carrier for removably receiving a container. The carrier defines a bottom support, a rear support and opposite side supports, for surrounding a bottom, a back and opposite sides of the container. Wheels are rotatably mounted to the container carrier for moving the container carrier over a ground surface. A handle is operatively associated with the container carrier for manually manipulating the container carrier over the ground surface.

Abstract: A wheel rack improvement of a trolley suitcase includes a pair of corner seats and a central seat secured to the lower portion of the suitcase. The corner seats each has a main prop and subordinate prop rotatably secured therein and overlapped each other. The central seat has a footboard rotatably secured by a link and a rotor, a pair of axial pipes spacedly secured to the back of the central seat each including a male pipe and a female pipe axially sleeve with each other. An insertion rod engageable with a positioning hole of the subordinate prop biased by a spring. A steel wire has a first enlarged head retained in a slot of the insertion rod and a second enlarged head retained in a slot of the rotor for controlling the insertion rod the engage or disengage with the positioning hole of the subordinate prop. Therefore, the props may separate with each other to make a four wheels touching the ground.

Abstract: A piece of towable baggage that comprises a pack portion, a retractable towing member, and a pair of towing wheels that move between stored and towing positions relative to the pack portion in response to movement of a towing member between retracted and extended positions relative to the pack portion.

Abstract: A wheelbarrow includes a load carrying bin, a frame structure, a number of wheels, and a closed loop pivotal handle. The handle is attached near the rear of the wheelbarrow on a pivoting axis so that the user may adjust the height of the handle. The handle may be attached with two threaded pins having knobs at one end so a user may fix the handle at one particular height, may leave the handle entirely adjustable, or may remove the handle entirely for convenient storage of the device. The wheels are placed to provide complete support for the load and may include vertical swivel axes to make moving the wheelbarrow easier.

Abstract: A folding collapsible golf cart includes a wheel shaft holding a first wheel holder and a second wheel holder, a coupling block mounted on the wheel shaft, a bottom main shaft pivoted to the coupling block and holding a lower golf bag cradle, a lower main shaft pivoted to the coupling block and holding an upper golf bag cradle, a frame bar connected between the coupling block and the first wheel holder to hold a carrying handle, an upper link coupled between the lower main shaft and the first wheel holder and holding an upper golf bag cradle, a lower link coupled between the bottom main shaft and the first wheel holder, an upper main shaft pivoted to the lower main shaft, a spring-supported locking frame mounted on the upper main shaft and hooked on teeth at the upper golf bag cradle, and a retractable front handle coupled to the upper main shaft.

Abstract: A fork lift trolley includes a frame with two L-shaped members, a pair of forks mounted on the members to rise and descend thereon, a hydraulic mechanism fitted to a front of the frame, a pair of closely-spaced pivot wheels formed at a bottom of the hydraulic mechanism, and a steering handle linked to the pivot wheels. A hoist mechanism is fitted to the frame and connected to the hydraulic mechanism. The hoist mechanism is actuated by a hydraulic pump fitted below the steering handle which is pivotally raised and lowered to actuate the hydraulic pump. The handle has a heart shaped grip at a top thereof which is easily grasped by one hand of an operator, and a pressure-release trigger is mounted in the steering handle and within the grip, whereby the operator can de-actuate the hoist mechanism with the same hand holding the grip.

Abstract: A wheeled, portable, collapsible athletic equipment carrier is provided. A two-wheeled cart is incorporated in an athletic bag for aiding in the carrying of athletic equipment from one's vehicle to the playing area.

Abstract: A retractable handle device includes one or more pairs of tubes slidably received in one or more pairs of conduits, and one or more sleeves engaged between the conduits and the tubes and each having a number of holes. One or more latches are secured to the tubes and each has a spring biased catch for selectively engaging with the holes of the sleeve and for micro-adjusting the tubes relative to the conduits and for allowing the tubes to be micro-adjusted relative to the conduits to different lengths. The latch may include two catches and two actuators received in a housing.

Abstract: A modular cart comprises a load carrying frame and a wheeled carriage supporting the load-carrying frame. The carriage includes a front carriage assembly pivotally coupled to a front of the frame and a rear carriage assembly pivotally coupled to a rear of the frame. The front and the rear carriage assemblies are substantially identical. Each carriage assembly comprises an axle pivotally coupled at a vertical midpoint axis to the load-carrying frame. The axle is pivotal about the vertical midpoint axis and is selectable between a first position pivotally fixed with respect to the load carrying frame and a second position freely pivotal about the axis. A caster wheel assembly is attached to each of the ends of the axle. The caster wheel assembly is pivotal about a vertical end axis and is selectable between a third position pivotally fixed with respect to the axle and a fourth position freely pivotal about the vertical end axis.

Abstract: A push cart comprises includes a main frame, a handle, a front support, two wheel frames, two wheels, and a retractable rod and a rear support , wherein the main frame has a pair of side rods connected with a pair of rods of the handle in a slidable manner, the center portion of the main frame is connected to each other, and the lower portion of the main frame has is connected with a the wheel frame frames and a wheel respectively the wheels. The lower respective ends portion of the main frame are is connected with respective ends sides of the front support which then meshes with the wheel frame frames. The respective lower ends of the handle are connected with one end of the retractable rod whereas the other end of the retractable rod is connected with the inner center portion of the front support, thus, support. Thus, by operating the handle, the retractable rod is linked to move which then links the front support and the wheel frame to retract or to expand.