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68 results about "Pallet jack" patented technology
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A pallet jack, also known as a pallet truck, pallet pump, pump truck, dog, or jigger is a tool used to lift and move pallets. Pallet jacks are the most basic form of a forklift and are intended to move pallets within a warehouse.
Forklift truck anti-collision device
The utility model relates to a forklift technical field discloses a forklift anti -collision device, including the vehicle body, the vehicle body left end is provided with two cargo fork, the cargo fork left end all is provided with the approach inductive switch, the cargo fork left end all is fixedly connected with two springs, the spring left end is fixedly connected with the anti -collision inductor, the cargo fork top is provided with the tray, the vehicle body left end is provided with two limit switches, the vehicle body left end corresponding limit switch upper side all hinge connection has the anti -collision board. In the utility model, the anti -collision inductor can induct the object inside 0 5m range before the cargo fork and carry out ranging, and the driver is reminded, when the vehicle body still collides to the front shielding object at a certain speed because of the unexpected situation, the anti -collision inductor will touch the approach inductive switch installed in the cargo fork, and the control system of vehicle body is sent to the electric signal from the approach inductive switch, and emergency brake is carried out immediately, avoids the forklift to continue to go on to the collision body and causes the harm continuously.
Owner:GUANGDONG ONEN NEW-RESOURCE EQUIP CO LTD
Modularized assembled pallet truck for material transfer
ActiveCN224170961UEasy to disassembleEasy to reassembleHand carts with multiple axesHand cart accessoriesPallet jackTruck
The utility model provides a modular assembly pallet truck for material transfer, which comprises a pallet assembly, a pallet truck body, a pallet truck body, a pallet truck body and a pallet truck body, wherein the pallet assembly is arranged on the pallet truck body; the connecting assembly is detachably connected with the tray assembly, the connecting assembly is provided with an assembling position for connecting the four tray single bodies together, and the connecting assembly is provided with a separating position separated from the four tray assemblies; and at least one universal wheel is arranged at the bottom of the tray assembly. According to the technical scheme, the tray assemblies are matched with the connecting assemblies, so that the size of the pallet truck can be flexibly adjusted by increasing or decreasing the number of the tray assemblies, the pallet truck can be assembled and disassembled under various configurations, and therefore when the size of the pallet truck needs to be changed or the pallet truck needs to be rearranged, the pallet truck can be conveniently assembled and disassembled. The pallet assembly is convenient to disassemble and reassemble, and the problem that an existing pallet truck cannot be flexibly adjusted and used is solved.
Owner:FAW LOGISTICS CO LTD
Anti-tipping pallet car assembly line and method of use
The present application relates to the technical field of forklift manufacturing, in particular to a kind of anti-tipping tray car assembly line and use method, assembly line includes double plate chain conveyor, still includes: fixedly installed on double plate chain conveyor guide wire slot, anti-tipping buckle is installed in guide wire slot upper limit, recovery wire slot, unhooking device and unhooking detection device are installed in the inside of double plate chain conveyor and located at the end of guide wire slot, the buckle return wire slot is fixedly connected and installed at the position below the inlet of recovery wire slot and the end of guide wire slot.The present application adds guide wire slot, recovery wire slot, anti-tipping buckle and the like on the current double plate chain conveyor, tray car is tipped over due to weight imbalance, anti-tipping buckle is limited and pulled by guide wire slot, avoid producing production safety accident, influence production line manufacturing efficiency, the use of anti-tipping buckle does not affect assembly operation, can be recycled, alarm sound is generated when moving to unhooking detection device, avoid the risk that anti-tipping buckle can cause due to not normally falling off.
Owner:ANHUI HELI CO LTD
Pallet detection device, pallet detection method, and pallet detection program
To provide a pallet detection device capable of simply calculating a target point toward which a carrier pallet vehicle should proceed.SOLUTION: A pallet detection device according to one embodiment comprises an optical detector which outputs point group data represented by two-dimensional coordinates including an X-axis extending along the width direction of a carrier pallet vehicle and a Y-axis orthogonal to the X-axis and extending along the longitudinal direction of the carrier pallet vehicle and corresponding to a detection target, and a processing circuit. When it determines that the detection target is a pair of legs of a pallet, the processing circuit is configured so as to calculate a first virtual point on the basis of the first point group data corresponding to one of the pair of legs, calculate a second virtual point on the basis of the second point group data corresponding to the other of the pair of legs, and calculate the midpoint of the line segment connecting the first virtual point and the second virtual point as the target point toward which the carrier pallet vehicle should proceed.SELECTED DRAWING: Figure 3
Owner:NICHIJO CORP +1
Arm protection device of tray truck
The utility model relates to the technical field of arm guard devices, in particular to an arm guard device of a pallet truck, which comprises a truck body, a sliding groove is arranged on one side surface of the truck body, a lifting mechanism is mounted in the sliding groove, a telescopic end of the lifting mechanism is connected with a lifting plate, two parallel plug pins are mounted on the side surface of the lifting plate, and the plug pins are inserted into the sliding groove. A moving groove is formed in the other side face of the vehicle body, an electric sliding rail is mounted in the moving groove and connected with a moving plate through a sliding block, a mounting groove is formed in the top of the moving plate and movably connected with a U-shaped protection frame, and a baffle is rotationally connected to the inner surface of the protection frame; the protective frame is driven by the electric sliding rail to move up and down, then the height of the protective frame can be adjusted, and the protective frame is movably connected with the mounting groove, so that the protective frame can be detached and stored when not in use, and the protective frame is prevented from occupying a large space.
Owner:SICHUAN JI SHIMAI LOGISTICS EQUIP CO LTD
A two-way pallet trolley container loading and unloading platform with anti-fork tip tilting function
This invention discloses a bidirectional pallet trolley container loading and unloading platform with anti-fork tooth tilting, relating to the field of container loading and unloading. It includes a supporting base plate, with supporting side strips horizontally and symmetrically welded to the top surface of the supporting base plate. A pallet trolley track is horizontally bolted to the top surface of the supporting base plate. A tilting guide plate is horizontally arranged on one side of the supporting base plate. Transmission shafts are horizontally inserted between the supporting side strips, and a transmission chain is arranged on the outer side of the transmission shafts. A power motor is arranged on the side of the supporting base plate away from the tilting guide plate. A main gear is fixedly sleeved at the output end of the power motor, and a power chain is sleeved on the outer side of the main gear. The cross-lifting structure makes lifting faster and more efficient, and the cross-connection lifting structure makes lifting more stable and prevents deviation. Furthermore, the combination of the pallet trolley and track structure for loading and unloading materials greatly accelerates the loading and unloading efficiency.
Owner:RUGAO BAOXIANG FORKELEVATOR
Battery pack mounting tool for energy storage box
The utility model belongs to the technical field of energy storage boxes, and provides an energy storage box battery pack installation tool which comprises a workbench, a hydraulic lifting machine, a pallet truck used for bearing a battery pack and a rail flat car used for bearing a battery cabinet, a base of the hydraulic lifting machine is fixed to the workbench, and the hydraulic lifting machine is provided with a lifting arm of an L-shaped structure. The horizontal part of the lifting arm is connected with a track plate, a first track is arranged on the top face of the track plate, the pallet truck moves along the first track, a second track is arranged on the top face of the workbench, the track flat car moves along the second track, the second track extends towards the hydraulic lifting machine, and the second track is parallel to the first track. According to the energy storage box battery pack installation tool, the hydraulic lifting machine is matched with the pallet truck to lift and push the battery packs into the battery cabinet layer by layer, the positions of the battery packs relative to the battery cabinet and the installation frame can be controlled more accurately and rapidly, the adjustment frequency is reduced, the assembly efficiency is improved, and the situation that the battery packs are collided and damaged is effectively avoided.
Owner:CHANGDE TIANMA ELECTRICAL CO LTD
Loading and unloading device
A loading and unloading device is disclosed, wherein the loading and unloading device comprises an electric cable winch that is mounted on the front wall of the cargo container with a 5 / 16 inch diameter cable passing through a pulley, which is additionally attached to the front wall of the cargo container. Further, the cable is attached to a pallet wheeled dolly using a commercial U-style hook. The cable can be expanded and connected to several wheeled pallet dollies, all connected by U-style hooks. The cable is then used to pull the wheeled pallet dolly train out the back end of the cargo container onto the loading dock. Cargo is placed on the wheeled pallet dollies, and once loaded, the wheeled dollies are winched into the cargo container. The doors are secured, and the cargo container is transferred to its destination.
Owner:SHUN MATTHEW
Grate bar for a pelletizing or sintering machine
A grate bar for mounting in arrays of adjacent grate bars in a pallet car of a sintering or pelletizing machine includes an elongate crossbeam extending in a longitudinal direction of a horizontal plane, with a middle section between two opposite end sections. The crossbeam has a generally rectangular cross-section with an upper surface for receiving bulk material thereon, an opposite lower surface, and peripheral surfaces for facing adjacent grate bars. The crossbeam has two legs to vertically secure the grate bar to the pallet car. The end sections of the crossbeam include first interlocking components shaped and arranged such that they cooperate with first interlocking components of grate bars of a neighbouring row of grate bars; thereby limiting relative translations of two neighbouring grate bars in at least a vertical and a horizontal orientation. The first interlocking means components have a triangular cross-section in a horizontal plane.
Owner:PAUL WURTH SA +1
Goods allocation cross beam detection and tray pose offset detection method
The invention provides a goods allocation cross beam detection and tray pose offset detection method, and relates to the field of automatic control and visual identification. According to the invention, three-dimensional vision and an intelligent algorithm are combined to realize comprehensive detection of the cross beam state of the double-extension-position goods shelf, goods placing space occupation detection, pallet pose offset and pallet jack deformation, so that the purpose of remarkably improving the operation safety of the stacker and the warehouse-in and warehouse-out operation precision is achieved. Comprising the following steps: (1) calibrating hands and eyes; step (2), teaching point location establishment; (3) correcting the point cloud data; step (4), goods shelf cross beam detection; step (5), goods placing space invasion and occupation detection; step (6), tray pose detection; step (7), tray jack detection; step (8), detection result feedback; and the detection result is sent to the stacker PCL through TCP communication, and the PLC executes goods forking and placing operation according to the returned detection result.
Owner:KENGIC INTELLIGENT TECHNOLOGY CO LTD
Heavy duty walkie pallet truck
1. The name of the design product: heavy-duty walking pallet truck. 2. The use of the design product: the design product is used for cargo loading and unloading, stacking, piling and short-distance transportation operations. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.
Owner:ZHEJIANG SHENZHU IND EQUIP CO LTD
Pallet storage and flow system and method
A storage system and method wherein a storage rack has a first flat section, where pallets are loaded onto storage rails by an automated pallet transportation cart, and a second inclined flow section, where pallets are moved to the front of the storage lane by the force of gravity. A transition section can be positioned between the flat section and the inclined section. The transition section has rails and spacing for a pallet cart to load pallets onto the inclined section. As the front pallet is removed, the second pallet (and subsequent pallets on the inclined section) travels forward to take its place under the force of gravity. Therefore, no pallet cart is needed to unload the inclined section.
Owner:FRAZIER INDUSTRIAL COMPANY
Mobile parcel locker system
Mobile parcel locker system (100), comprising several parcel compartments (21.1 ... 21.15) formed within a housing (10), each of which has at least one door (20.1 ... 20.15) connected to the housing (10) by at least one hinge (22) and equipped with an electric locking unit (24) by which the door (20.1 ... 20.15) can be locked and unlocked on the housing (10), and with means for moving the parcel locker system (100), characterized in that - that the housing (10) has at least one receiving compartment (16) for receiving at least parts of a pallet truck (200), which pallet truck (200) has a chassis (201) with forks (205), a set of rollers and a drawbar (203) articulated to the chassis (201), via which a lifting unit can be operated, via which the chassis (201) can be lifted relative to the set of rollers and - that the housing in the receiving compartment (16) has at least one pallet truck contact surface which is arranged and designed in such a way that it can be contacted by the raised chassis (201).
Owner:THE ARC GMBH
A collapsible multi-level cargo handling pallet vehicle
The utility model discloses a detachable multi -layer goods carrying tray car, including the car body (1), be equipped with goods shelf (2) on the car body (1), and goods shelf (2) has a plurality of support columns (3) in, the goods shelf (2) is through a plurality of support columns (3) and forms first storage area (4) and second storage area (5), be equipped with a plurality of baffle (6) in first storage area (4), the support column (3) of first storage area (4) side part evenly be equipped with a plurality of through -hole (7), and the baffle (6) end portion has the card body (8), and the card body (8) is equipped with the detachable lock spare (9) of through -hole (7) setting. The utility model discloses through detachable structure realizes the flexible adjustment of a plurality of baffles, adapts to the goods of storing different specifications, and the locking structure stability of baffle is stronger.
Owner:YUNHE COUNTY SECONDARY VOCATIONAL & TECHN SCHOOLS
Test system for torsion wire harness performance of electric pallet truck
The utility model discloses a test system for torsion wire harness performance of an electric pallet truck, which comprises a first torsion wire harness connected between the output end of a controller and the input ends of a handle and an interlocking switch, and a second torsion wire harness connected between the output end of the controller and the input ends of a traction motor and an electromagnetic brake, the first torsion wire harness and the second torsion wire harness are respectively connected with a test wire harness, and the test wire harnesses are connected with a function indication box; the function indication box comprises a buzzer and a plurality of groups of detection units consisting of optical couplers and relays; in each detection unit, the optocoupler is connected with the controller, and the relay is connected with the buzzer. According to the utility model, two torsion wire harnesses with more serious rotation frequency and abrasion degree are respectively connected with a test wire harness, and are respectively connected with a controller through a function indication box; whether the twisted wire harness is good or not is judged by observing whether the light-emitting diode in the function indication box emits light or not, and meanwhile a buzzer gives an alarm for reminding.
Owner:ANHUI HELI CO LTD
bull fixing block
1. Name of the product in this design: Ground stopper block. 2. Purpose of this design: To fix relevant components to the pallet jack to ensure the normal use of the pallet jack and the safety of cargo transportation. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Owner:XINGTAI BINRI MACHINERY PARTS MANUFACTURING CO LTD
Tray tool for disassembling and assembling locomotive unit brake and operation method
The invention discloses a tray tool for disassembling and assembling a locomotive unit brake. The tray tool comprises a frame and a tray. The frame is provided with a lifting device and a bearing platform, the lifting device is mounted on the frame to be supported by the frame, and the bearing platform is arranged at the top of the lifting device to be supported by the lifting device; the tray is installed on the bearing platform so as to be borne by the bearing platform, and the tray is provided with a containing groove and an avoiding hole. The stable foundation support provided by the frame and the hydraulic or electric driving capability of the lifting device can realize the stable vertical displacement of the bearing platform, so that the unit brake can be easily adjusted to a proper height in the disassembly and assembly process. The tray can be well matched with the bottom shape of the unit brake and contain the protruding part of the unit brake through the containing groove and the receding hole designed in the surface of the tray, and self-centering and stable bearing of the brake are achieved. The outline design of the tray is completely matched with the bottom of the unit brake, uniform distribution of loads is ensured, and local stress concentration is avoided.
Owner:CRRC DALIAN CO LTD
All-roller conveyor system
The all-roller conveyor system of this invention proposes a novel pallet conveying device. The entire system adopts roller conveying and a stainless steel surface coated with rubber to prevent debris or powder from contaminating goods and / or pallets during transportation. This allows for high-standard, high-quality conveying in specialized fields such as new energy and new materials, ensuring stable conveying performance while improving transfer efficiency. The all-roller conveyor system includes a single-row roller conveyor forming a conveyor loop. At the inlet end of the single-row roller conveyor, a double-row small roller rotary table, a single-row roller transfer machine, and a double-row small roller conveyor are connected. At the outlet end of the single-row roller conveyor, a pallet jack double-row small roller conveyor is connected. An air shower is installed on the conveyor line of the single-row roller conveyor.
Owner:KENGIC INTELLIGENT TECHNOLOGY CO LTD
Mobile pallet robot 48v global servo drive system device
The utility model provides mobile tray robot 48V global servo drive system device belongs to drive arrangement technical field, including fixed frame, the fixed plate of rotation installation in the side surface of fixed frame, the fixed column of insertion in the side wall of fixed plate, the mounting plate of fixed installation in the end of fixed column, the drive assembly of adaptive installation in the side surface of mounting plate, the auxiliary assembly of cooperation drive assembly use, and rotation installation in the side surface of fixed frame steering assembly, the utility model discloses the cooperation of component, has promoted the stability and durability of drive, has guaranteed the reliable operation of tray car under various complex working conditions, has strengthened the flexibility of steering system and the convenience of operation, has improved driving safety and work efficiency, has improved the cooperation of drive assembly and auxiliary assembly, has reduced the failure rate and maintenance cost, the device has improved the comprehensive performance of tray car, has realized the demand of efficient, stable, safe transport tool in modern logistics environment.
Owner:JIANGXI YUNSHAN INTELLIGENT TECH CO LTD
Spill pallet
A spill pallet including: a continuous, unitary, liftable sump-defining base having a bottom, side walls extending from and surrounding the bottom and terminating in an upper edge, a plurality of risers extending from the bottom, and a rim formed in the side walls below the upper edge; and at least one drum-supporting grate that is supportable on the plurality of risers and the rim of the base. Two fork channels that are accessible from a side of the base have a fork cavity height and a fork cavity width sufficient to permit the spill pallet to be lifted by a standard fork lift truck or by a standard pallet jack. The bases are configured such that they are stackable on and partially nestable within identical bases to form stacks, which can be shipped side-by-side as a partial load within a truck, trailer or container.
Owner:ENPAC LLC
A pallet jack
This utility model discloses a pallet transporter, including a frame, a back frame, side frames on the left and right sides of the back frame, a tail frame at the rear of the back frame, steering casters at the bottom of the tail frame, directional casters at the bottom of the side frames, an adjusting frame for vertical movement at the front of the tail frame, a cantilever above the back frame, one end of the cantilever connected to the adjusting frame, a jack between the cantilever and the tail frame, a handrail hinged to the tail frame, an adjusting shaft rotatably connected to the adjusting frame with its axis extending left and right, and a guide rod fixedly connected to the adjusting frame with its axis extending left and right, a left guide sleeve and a right guide sleeve slidably connected to the guide rod, a left lead screw and a right lead screw nut threaded onto the adjusting shaft, a handwheel at at least one end of the adjusting shaft, and a left fork arm and a right fork arm. This transporter features adjustable fork arm spacing and centered fork arm position.
Owner:ZHEJIANG ZHONGBEI MACHINERY CO LTD
Methods for operating a driverless transport vehicle and driverless transport vehicle
PendingDE102024208001A1Vehicle with removable loadingLoad securingControl cellAutomated guided vehicle
A method for operating a driverless transport vehicle, for example a swap body truck, a tractor unit or an industrial pallet truck, for picking up a load carrier, for example a swap body or a container, comprises the following process steps: positioning the transport vehicle in a picking position in which a lifting table of a picking unit is located below the load carrier, raising the lifting table at least until the lifting table makes contact with the load carrier, moving at least one locking element from an unlocking position, preferably located under and / or in the lifting table, to a locking position, preferably projecting at least partially from the lifting table,Determining the position of a locking element of at least one locking element using at least one locking sensor device, and determining the position of a load carrier using at least one load carrier sensor device; issuing a travel authorization by a control unit after the control unit has verified that the at least one locking element is in the locking position and the load carrier is in a transport position. Furthermore, an automated guided vehicle (AGV) is described.
Owner:KAMAG TRANSPORTTECHNIK GMBH & CO KG
An adjustable carrier device
Owner:姜超
Sealing system for machines used for heat treatment of bulk materials
This disclosure relates to a machine for heat treating bulk materials, the machine comprising: a stationary furnace having a support structure, and a plurality of pallet trolleys traveling through the furnace in a direction of travel, the plurality of pallet trolleys together defining a common engagement surface extending through the furnace on their lateral sides, wherein a gap is defined between the support structure of the furnace and the common engagement surface, the gap having a gap length, the machine further comprising: a sealing system comprising: one or more sealing sliders, wherein each of the one or more sealing sliders includes a brush arranged on the sealing slider such that the brush is configured to engage with the common engagement surface such that the one or more sealing sliders cover at least a portion of the gap length.
Owner:METSO OUTOTEC USA INC
Manufacturing method of lifting frame assembly of pallet truck
The invention relates to the technical field of forklifts, and particularly discloses a manufacturing method of a tray truck lifting frame assembly. The manufacturing method comprises the steps that the left pallet fork leg is assembled and welded; a right pallet fork leg is assembled and welded; pin shaft mounting holes are formed in the left pallet fork leg and the right pallet fork leg; assembling and welding the frame assembly; a shaft head mounting hole is machined in the frame assembly; roller shaft heads are assembled on the frame assembly and then welded, and a shaft head frame assembly is formed; the left pallet fork leg and the right pallet fork leg are assembled on the shaft head frame assembly and welded to form the lifting frame assembly. The pin shaft mounting holes are respectively processed after the left pallet fork leg and the right pallet fork leg are assembled and welded to form the left pallet fork leg and the right pallet fork leg, and the shaft head mounting holes are processed after the frame assembly is assembled and welded to form the frame assembly, so that the dimensional deviation caused by welding deformation can be effectively eliminated, and the dimensional precision of the left pallet fork leg, the right pallet fork leg and the roller shaft head is improved; the process that welding is conducted after machining is conducted is reduced, and therefore precision control is not facilitated, and the manufacturing precision of the lifting frame assembly is improved.
Owner:ANHUI HELI CO LTD
Load wheel assemblies with improved static dissipative and conductive performance
This invention relates generally to wheel assemblies for a material handling vehicle, such as forklifts and pallet trucks, and the components therein. In one preferred embodiment, the wheel assemblies include conductive brush spacer assembly with tunable properties (conductivity / resistance, as well as mechanical properties) to adapt the brush spacer assembly. Embodiments of the present application may be used in various wheel assemblies, as discussed herein.
Owner:SUPERIOR TIRE & RUBBER CORP
Standing-driving pallet truck and driving safety protection control method thereof
The invention discloses a standing-driving pallet truck and a driving safety protection control method thereof, and relates to the technical field of logistics transportation equipment safety control. A pedal switch; the leg and foot detection switch is used for detecting whether the legs and the feet of the driver exceed the safety range of the vehicle body or not; the alarm is arranged on the vehicle body and used for giving an alarm when it is detected that the legs and feet of the driver exceed the safety range; an accelerator; a speed sensor; the controller is respectively connected with the pedal switch, the leg and foot detection switch, the alarm, the accelerator, the speed sensor and the motor, and is used for controlling the motor to run and the alarm to give an alarm according to the states of the pedal switch and the leg and foot detection switch and signals of the accelerator and the speed sensor. The device can effectively detect whether the legs and feet of a driver are within the safety range of a vehicle body or not, timely decelerate and stop the vehicle and give an alarm to ensure safe operation.
Owner:HANGCHA GRP
Obstacle avoidance and detection device for vehicle body of four-way shuttle and pallet, and working method thereof
PendingUS20260099152A1Control devices for conveyorsVehicle position/course/altitude controlDistance detectionPallet jack
An obstacle avoidance and detection device for a vehicle body of a four-way shuttle and a pallet, and a working method thereof are provided. The device includes a four-way shuttle, pallets with goods, and Y direction tracks and an X direction track that are interlaced horizontally and longitudinally. The four-way shuttle can operate in track directions of the Y direction tracks and the X direction track. Shelf supports are arranged on two sides of the Y direction tracks. A vehicle body of the four-way shuttle is provided with distance sensors on front and rear sides in both an X direction and a Y direction. A jacking structure of the four-way shuttle is provided with distance detection sensors on front and rear sides in the Y direction. Collisions between the four-way shuttle and an obstacle or the pallets are avoided.
Owner:SHANGHAI ZS ROBOTICS CO LTD
Brake device for buggy
The utility model relates to the technical field of logistics transportation equipment, in particular to a brake device for a buggy, which can be conveniently mounted on different buggies, improves the use flexibility of the device, brakes two wheels of the buggy at the same time, omits a complex structure, and brakes through mechanical transmission. Comprising a supporting mechanism; the device further comprises a fixing mechanism, a pedal mechanism, a reset mechanism, a brake mechanism and a tension spring, the fixing mechanism is installed on the supporting mechanism and facilitates fixing of the ground cattle, the pedal mechanism is installed on the supporting mechanism and facilitates treading of a worker, and the reset mechanism is installed on the pedal mechanism and facilitates brake loosening. The brake mechanism is installed on the reset mechanism and brakes the roller, and the tension spring is installed on the reset mechanism and conveniently drives the brake mechanism to reset.
Owner:NANPI COUNTY FEITENG HARDWARE MANUFACTURING CO LTD