1725 results about "Utility trolley" patented technology

A vertical-bar connection assembly for a collapsible wagon and a collapsible wagon is provided. The vertical-bar connection assembly has an extended state and a folded state. The vertical-bar connection assembly comprises at least one vertical-bar connection member comprising a first connecting bar and a second connecting bar. Each of the first connecting bar and the second connecting bar has a proximal end and a distal end. The proximal ends of the first connecting bar and the second connecting bar are hinged with each other. The distal ends of the first connecting bar and the second connecting bar are respectively adapted to be hinged with the adjacent vertical bars of the collapsible wagon, and are rotatable about their respective proximal ends to move away from or close to each other, so as to allow the vertical-bar connection assembly to be in the extended state or in the folded state.

Disclosed herein is a component storage device for workpieces which are mounted in stacking columns on or at pawls one above the other or next to one another characterized in that the stacking columns are arranged on a movable trolley. Also disclosed is a system for presenting workpieces with the component storage device characterized in that a coordinate system is assigned to the carriage. Further disclosed is a stacking column for storing workpieces on or at pawls one above the other or next to one another, the pawls being provided in or at a frame characterized in that the frame comprises at least two parts which are connected to one another in an articulated manner.

The present invention discloses a foldable trolley with convenient folding structure, comprising an tipper folding frame, a lower folding frame and a supporting rod assembly. Sliding ends of both the front and rear sliding upright rods slide closely or backwardly as the lower folding frame is folded or expanded, thus to form a triangular support arm structure, thereby strengthening the stability of overall structure. Besides, a folding lock-release mechanism is provided, when the foldable frame is expanded, the front and rear locking assemblies thereof respectively limit the front and rear sliding upright rods to slide; when the foldable frame is folded, the front and rear locking assemblies release limitation of the front and rear sliding upright rods respectively through the unlocking assembly. The foldable frame can be folded by simply lifting the upper connecting rod up, thus one key locking or unlocking is achieved, and the operation is convenient.

A novel trolley comprises a foldable frame, a handle mounted behind the frame, and four wheel assemblies mounted at four corners of the frame. The frame comprises a frame body consisting of a front wall assembly, a rear wall assembly and two side wall assemblies, as well as a bottom frame assembly located at the bottom of the frame body. Each side wall assembly comprises two connecting rods. Each connecting rod comprises two long rods, two medium rods and two short rods, wherein lower ends of the two long rods are rotatably connected to form a V-shape that is open upwards, and upper ends of the two long rods are rotatably connected to an upper end of the front wall assembly and an upper end of the rear wall assembly respectively.

A folding cart includes a frame body and a wheel assembly located at a lower part of the frame body. A pull rod assembly is arranged on the frame body in a matched manner. The frame body includes a bottom frame assembly and a side frame assembly which can be folded or unfolded. The side frame assembly includes a plurality of side rail units and a plurality of leg tube assemblies for connecting two adjacent side rail units. Each leg tube assembly includes a leg tube body, an upper leg tube seat located at an upper part of the leg tube body, and a lower leg tube seat located at a lower part of the leg tube body. The wheel assembly includes a plurality of wheel units configured to be detachably and fixedly installed to the lower leg tube seats by first locking and fixing mechanisms.

A frame includes a central connector, the central connector is oppositely connected to bottom frame transverse pipes in the direction of side frame bodies, one end of each bottom frame transverse pipe is rotatably connected to the central connector, and the other end is rotatably connected to a side frame body; swing pipe connectors, the swing pipe connectors are arranged in the direction in which the central connector faces first folding assemblies; first swing pipes, one end of each first swing pipe is rotatably connected to the central connector, and the other end-of the first is rotatably connected to the swing pipe connector; and second swing pipes arranged by an angle, one end of each second swing pipe is rotatably connected to the swing pipe connector, and the other end of the second swing pipe is rotatably connected to a side vertical pipe.

A luggage caster for maintenance and replacement includes a wheel frame, a vertical shaft, and trolley wheels in a clearance fit with the wheel frame. The vertical shaft is configured to rotate axially within a vertical shaft hole of the wheel frame. a bottom end of the vertical shaft defines a riveting hole for forming a riveting flange. A top end of the vertical shaft is provided with a limiting plate that cooperates with the riveting flange to achieve an axial limitation of the vertical shaft in the vertical shaft hole. The top end of the vertical shaft is further provided with an installation head that protrudes from the limiting plate. The installation head is configured to insert into a shaft hole of a luggage bottom support. The riveting hole of the vertical shaft extends axially along the vertical shaft to define an anti-rotation tool hole.

The present invention provides a folding trolley, which includes a bottom frame folding and unfolding assembly, a front wheel assembly and a rear wheel assembly. Side frame folding and unfolding assemblies are provided on both sides of the bottom frame folding and unfolding assembly, the bottom frame folding and unfolding assembly can be unfolded or folded through the side frame folding and unfolding assembly; one end of the side frame folding and unfolding assembly is connected with the front wheel assembly, the middle part of the side frame folding and unfolding assembly is connected with the bottom frame folding and unfolding assembly, and the other end of the side frame folding and unfolding assembly is connected with the rear wheel assembly. The invention provides a folding trolley, which overcomes the defects of an existing trolley with low load bearing capacity and poor functionality.

The invention discloses a cutting device for a trolley frame and a production system of the cutting device, and relates to the technical field of laser cutting equipment.The cutting device comprises a clamping disc, a cutting head, a core rod and a transferring assembly; one end of the core rod is used for being inserted into a pipe fitting to do reciprocating motion, the core rod is coaxially sleeved with the slag scraping ring, the multiple separation nozzles are distributed around the core rod in the circumferential direction at intervals, a cooling channel is formed in the core rod, one end of the cooling channel communicates with the separation nozzles, and the other end of the cooling channel communicates with the separation nozzles. The slag scraping ring comprises a contact part with a soft outer ring, and can axially swing back and forth relative to the core rod; when the core rod extends into the pipe, the contact part swings in the direction close to the separation spray head and drives the opening of the separation spray head to horizontally face the direction deviating from the clamping disc; and when the core rod retreats from the interior of the pipe, the contact part swings in the direction away from the separation nozzle and drives the opening of the separation nozzle to outwards face the radial direction of the core rod. The aluminum alloy pipe fitting cutting device has the effect of improving the aluminum alloy pipe fitting cutting efficiency.

A portable folding wagon includes wheel components, four damping elements, a foldable load-bearing bottom frame, a foldable main frame, a telescopic handle assembly and a cloth basket. The wheel components include two fixed wheels arranged at a rear part of the portable folding wagon and two universal wheels arranged at a front part of the portable folding wagon. The foldable load-bearing bottom frame includes two lower rear connectors, two lower front connectors and an X-shaped folding load-bearing frame. The fixed wheels are arranged below the lower rear connectors through the damping elements, and the universal wheels are arranged below the lower front connectors through the damping elements. The damping elements include one or more of damping springs, cylinder dampers or variable damping force shock absorbers.

The present invention discloses a foldable cart frame, comprising a front frame mechanism, a rear frame mechanism, a collapsing mechanism, a foldable upper connection frame, and a foldable lower support frame; when the front frame mechanism and the rear frame mechanism are pushed to collapse or expand, the foldable upper connection frame and the foldable lower support frame rotate to fold or unfold accordingly, an upper end of the collapsing mechanism slides along the foldable upper connection frame, a lower end of the collapsing mechanism slides along the front frame mechanism and the rear frame mechanism to collapse or expand, thereby completing the collapsing and expanding of the entire cart frame.

A collapsible cart system, comprising: a container having a front end and a back end, a chassis coupled with a bottom of the container, at least one first leg having a first end movable relative to the chassis and a second end, at least one first wheel coupled with the second end of the first leg, and a first actuator connected to the chassis and the first leg. The first actuator is configured to move the first leg relative to the chassis to alternate between a first position where the second end the first leg is fully extended away from the chassis and a second position where the first leg is substantially parallel with a bottom of the chassis.

A cart provided with a brake assembly capable of synchronously braking two casters having a cart frame. Two front casters and two rear casters are symmetrically arranged at the bottom of the cart frame. A brake mechanism is arranged on the two rear casters and having a connecting tube, a pedal mounted on the connecting tube and two brake assemblies mounted at ends of the connecting tube respectively. Two ends of the connecting tube are connected to the two brake assemblies respectively. The pedal drives the connecting tube to rotate, and limit portions of the brake assemblies abut against limit pieces on the rear casters to bake the rear casters. The two rear casters can be braked synchronously, thus improving the braking efficiency of the cart in the moving process.

A collapsible cart configured to convert from a collapsed position to an expanded position, the cart having opposing side walls and a bottom wall, and, in the expanded position, forming one or more open compartments which may be enclosed by a cover comprising one or more panels. The side walls may include one or more pairs of panels rotatably together connected at joints such that distal edges of each pair of panels are rotatable inwardly toward each other and a collapsed position or outwardly away from each other toward an expanded position. Also, disclosed is a motorized collapsible cart.

Portable and adaptable material handling autonomous guided vehicle (“AGV”) for temporary job sites are disclosed, along with related systems and methods. The AGV may include wheels, a deck, a compartment for receiving materials, and attachment component(s) for detachably securing the compartment to the deck. The AGV may be guided to and / or docked with a docking portion of a motorized and / or automated lift for dumping the materials from the detachable compartment into a dumpster. The AGV may be guided by sensing of temporary navigational markers placed about obstacles at the job site.

A portable folding pulling cart includes a pulling cart frame. The pulling cart frame includes a folding frame and a wheel mechanism configured to be mounted on the folding frame. The folding frame includes two first scissor mechanisms arranged at intervals in a left-and-right direction and two second scissor mechanisms arranged at intervals in a front-and-rear direction. Each of the two first scissor mechanisms includes at least two first scissor units, and each of the two second scissor mechanisms includes at least one second scissor unit. An upper part of one of connecting rods of adjacent two first scissor units is bent. The upper ends of the adjacent two first scissor units are respectively pivotally connected to two upper pivoting points, and the lower ends of the adjacent two first scissor units of the at least two first scissor units are respectively pivotally connected to two lower pivoting points.

The present collapsible folding wagon includes a frame that folds. The frame includes right side oblique support members that pivot relative to each other at a right side pivot location and left side oblique support members that pivot relative to each other at a left side pivot location. The right side and left side pivot locations are equidistance from a front end of the frame and a rear end of the frame. A U-shaped handle is pivotally engaged at the right and left side locations and may swing over the wagon from a pull or push position at the front of the wagon to a pull or push position at the rear of the wagon.

The invention provides a folding trolley, including a front frame assembly, a rear frame assembly, a bottom frame folding and unfolding assembly; side frame folding and unfolding assemblies are arranged on both sides of the bottom frame folding and unfolding assembly; the side frame folding and unfolding assembly includes a scissor rod group, the upper sides of both ends of the scissor rod group are connected to the front frame assembly and the rear frame assembly respectively, and the lower sides of both ends of the scissor rod group are hinged to the front frame assembly and the rear frame assembly respectively; and the front frame assembly and the rear frame assembly are provided with vertical slide grooves, slide blocks are hinged to the both ends of the scissor rod group, and the slide block is arranged within the vertical slide groove.

Material handling devices are disclosed. Specifically disclosed are hand truck structures related to the toe plates of hand trucks. The disclosed toe plate mechanism includes both a static and folding toe plate that allows for a compact hand truck for storage. Also disclosed is a locking mechanism that allows the handle to have a compact storage position.

The invention relates to a trolley handle punching device which comprises a punching head, and a punching groove is formed in the head end of the punching head. The machine table is provided with a lining rod; the material storage groove is formed in the outer wall of the cambered surface of the lining rod; the opposite-penetrating through holes are formed in the outer wall of the cambered surface of the lining rod in a penetrating mode in the radial direction of the lining rod, the central axis of each opposite-penetrating through hole and the central axis of the corresponding material storage groove are orthogonally arranged, and the opposite-penetrating through holes and the material storage grooves are arranged in a staggered mode in the axial direction of the lining rod; the spiral groove is formed in the outer wall of the cambered surface of the lining rod, one end of the spiral groove communicates with the storage groove, the other end of the spiral groove communicates with the through hole, and the depth of the spiral groove is gradually increased in the direction from the storage groove to the through hole; the waste discharge channel is formed in the axial direction of the lining rod and is communicated with the spiral groove; the material stirring piece is arranged on the groove wall of the side, away from the waste discharging channel, of the spiral groove and used for enabling the material stirring piece to bounce the punching waste to the waste discharging channel when the lining rod rotates to the position that the side edge of the punching waste on the punching head abuts against the material stirring piece. According to the punching device, collapse deformation during punching can be avoided, and automatic discharging of punching waste can be achieved.

The present invention relates to a transforming modular trolley and an adjustable axle device for office use, designed to enhance workspace flexibility and ergonomic comfort. The trolley features a modular top assembly with multiple surfaces, including a tilt-able primary work surface, dedicated surfaces for devices and personal items, and integrated storage options. It includes a vertically adjustable axle mechanism for height adjustments, an integrated power management system, and retractable anti-tip stabilizers. The adjustable axle device, available in both gas-spring and electric lift configurations, enables smooth height adjustments and secure locking at user-selected positions, with rotational coupling for customizable orientation. The trolley and axle device are intended for seamless integration into various office environments, offering enhanced usability, stability, and organization. This innovative design addresses the limitations of traditional workstations by providing a compact, mobile solution that supports seated and standing work positions while maintaining a clutter-free workspace.

Systems and methods to generate and schedule tasks for automated guided carts (AGCs) may include an overhead sensor system, a warehouse management system, an order management system, and a traffic controller. The overhead sensor system may detect trolleys and totes positioned at various trolley locations within a material handling facility. Based on the sensor data and data associated with states of portions of the material handling facility, the order management system may generate logically feasible tasks to transport trolleys and totes within the facility, and may also sequence the tasks in a temporally feasible order. Then, the traffic controller may instruct execution of the sequence of tasks by AGCs to facilitate various material handling processes within the facility.

A galley for an aircraft, including a compartment, which has a doorframe and an end wall, for receiving two trolleys, and a locking system which includes a rod that can be rotated and actuated by a handle, a slider which is free in translation on the rod and is locked in rotation relative to the rod, and a separator which is attached to the slider and is designed to occupy alternatively a retracted position in which it is intended to be raised above the trolleys, and a locking position in which it is intended to extend vertically in contact with a wall of one of the trolleys. With such an arrangement, the position of the separator can be modified according to the length of the trolleys.

The invention discloses a two-wheeled storage trolley which comprises a first platform and a grab rail, wherein the first platform is provided with a front face and a back face which are arranged back to back; the grab rail is rotationally connected to one end of the first platform, and a grab rail locking mechanism acts on the grab rail to limit rotation of the grab rail; the first platform is provided with a pair of first rollers, the pair of first rollers is arranged at one end, far away from the grab rail, of the back surface, and roller seat bodies of the pair of first rollers are symmetrically arranged and are rotationally connected to the first platform in the directions close to and far away from the grab rail respectively, so that the first rollers have a standing state and an overturning storage state; according to the trolley mechanism, through cooperation of the linear moving mechanism and the first rolling wheels, the trolley mechanism has the two-wheel using state and the storage folding state, and therefore the trolley can be freely switched between the two-wheel using state and the storage folding state according to the using condition.

A luggage dolly for supporting and moving a luggage article includes a first panel and a second panel, each of which has a top surface, a bottom surface, a front edge surface, a rear edge surface, a pair of side edge surfaces, and a pair of wheels. A coupler is designed to couple the first panel and the second panel to support an end wall of a luggage article. A projection projects from the front edge surface of the first panel. The projection is insertable under a handle loop projecting from the end wall of the luggage article and into engagement with the second panel to secure the first panel and the second panel to the handle loop with ends of the handle loop positioned in a pair of spaces between the front edge surface of the first panel and the front edge surface of the second panel.

A system includes a portable compactor having a vertical support, a horizontal support, and a trolley arm. The horizontal support and the trolley arm fold within an enclosure of the vertical support. The trolley arm folds within an enclosure of the horizontal support and includes a compactor ram that is driven to compact refuse.

The utility model discloses a brake structure for a baby stroller, which adopts the technical scheme that when a brake treading part rotates under the action of external force and drives a brake mechanism to brake or unlock a wheel group, the brake treading part can automatically reset and lift, and particularly, the brake structure can be applied to the baby stroller. The brake treading part integrates the locking function and the unlocking function, when the brake treading part performs treading action at the initial position to achieve brake braking, the brake treading part can return to the original position, the brake treading part is treaded again to unlock brake braking, and the brake treading part returns to the initial position again. On the basis that the vamp contact requirement is eliminated, the technical effect of brake single-point control is achieved, daily use is facilitated, in conclusion, operation areas do not need to be distinguished through single-point interaction in the braking or unlocking process, brake interaction is concise, and the beneficial technical effects of being convenient to operate are achieved.

The utility model relates to the technical field of children products, and provides a sleeping basket and a baby stroller. A first mounting seat and a second mounting seat are arranged at an interval along a first direction; the first supporting pieces are hinged to the first mounting base so as to switch an unfolding state and a folding state, the included angle between the two first supporting pieces in the unfolding state is alpha, the included angle between the two first supporting pieces in the folding state is beta, and alpha is larger than beta; the second supporting piece is hinged to the second mounting base, when the first supporting piece is in the unfolded state, the first supporting piece drives the second supporting piece to rotate around the second mounting base through the first connecting piece, and the second supporting piece is used for connecting the first connecting piece and the first mounting base or the second mounting base. Thus, the sleeping basket can be switched between the unfolded state and the folded state, the occupied space of the sleeping basket when the sleeping basket is idle is reduced, and the sleeping basket is smoother during state switching.