Abstract: The invention relates to a self-propelled construction machine, in particular a road milling machine, stabiliser, recycler or surface miner, which has a machine frame 2 supported by at least three running gears 10A, 10B, 11A, 11B, a drive device 14 for driving at least two running gears, and a work roller 4 arranged on the machine frame. The invention also relates to a method for controlling a construction machine of this kind. The drive device 14 comprises adjustable hydraulic motors 15, 16, 17, 18 associated with the drivable running gears, which hydraulic motors have a displacement volume Vg that can be varied by an adjusting device 15A, 16A, 17A, 18A, and comprises at least one adjustable travel drive-hydraulic pump 19 driven by at least one drive motor to supply the hydraulic motors with a variable total volume flow Q of hydraulic fluid.

Abstract: The disclosure provides a noise reduction structure comprising a stroller frame, a supporting frame connected to the stroller frame, and a wheel mounted on the supporting frame, the supporting frame receive a force so that the wheel contacts a supporting surface to slide; and an elastic resetting member is arranged between the supporting frame and the stroller frame, the resetting member always has a tendency to bring the supporting frame to reset. The noise reduction structure of the disclosure has a simple structure and is suitable for baby strollers or hand carts. By additionally arranging a resetting member between the supporting frame and the stroller frame, the supporting frame always has a resetting tendency, that is, when the supporting frame is unloaded, the resetting member may suspend the wheel, so as to avoid noise caused by friction between the wheel and the supporting surface.

Abstract: Disclosed is a battery pack with improved durability and inner space efficiency to increase energy density. The battery pack includes a plurality of battery cells; a battery management unit configured to manage charging and discharging of the plurality of battery cells and including at least two printed circuit boards electrically connected to each other and arranged such that such that surfaces of the at least two printed circuit boards face each other; and an electrically insulating pack housing having an inner space in which the plurality of battery cells are accommodated and having a fixing unit being configured to fix the at least two printed circuit boards.

Abstract: An oil cooler is disposed on the vehicle body and includes a fan that creates an air flow and a housing that houses the fan. The housing has a first side surface which is disposed on the upstream side of the air flow, a second side surface which is disposed on the downstream side of the air flow, and a third side surface which is connected to the first side surface and the second side surface. The vehicle body is provided with a first passage which is disposed on the side of the first side surface, a second passage which is disposed on the side of the second side surface and on an outer edge of the vehicle body in a top view, and a third passage which is disposed on the side of the third side surface and is connected to the first passage and the second passage.

Abstract: A table cart for holding and carrying folding tables includes a base and a table rack having at least one horizontal member. The base includes two parallel supports for receiving the bottom edges of folding tables. The table rack is mounted to the base and has at least one upright member and at least one horizontal member that is mounted at the top of the upright member. The at least one horizontal member includes a plurality of tabs that are slidably and frictionally mounted to the at least one horizontal member so that they are able to be manually urged between a first raised, position suitable for permitting the upper edge of a folding table to pass below the tab, and a second, lowered position such that the lower end of the tab blocks the passage of upper edge of a folding table thereby preventing the racked table from tipping.

Abstract: A walking aid that assists a user in walking in an upright position. The walking aid may include a rear lower frame structure, a front lower frame structure, a first front wheel coupled to a first front lower frame member, a second front wheel coupled to a second front lower frame member, a first rear wheel coupled to the first rear lower frame member, a second rear wheel coupled to the second rear lower frame member, an upper frame structure comprising a first upper frame member, a second upper frame member, a first forearm support, and a second forearm support, a first pivot and latch mechanism pivotally coupling the first upper frame member and the first rear lower frame member together, and a second pivot and latch mechanism pivotally coupling the second upper frame member and the second rear lower frame member together.

Abstract: A vehicle driving apparatus is provided that includes a drive motor, an internal combustion engine, and an electrical generator and can inhibit a weight balance and motion performance of a vehicle from being deteriorated and lowered. A vehicle driving apparatus driving a vehicle by motive power of a motor, the vehicle driving apparatus including a drive motor that is driven by electric power, an internal combustion engine that produces motive power by fuel, and an electrical generator that is driven by the internal combustion engine, the vehicle driving apparatus being characterized in that the drive motor, the internal combustion engine, and the electrical generator are arranged in a vehicle width direction of the vehicle in order of the drive motor, the internal combustion engine, and the electrical generator.

Abstract: Methods and systems are provided for an electric heavy-duty vehicle. In one example, the vehicle includes a battery pack for supplying current to an electric motor of the vehicle, the battery pack arranged in a chassis of the vehicle and configured to form part of a floor of the vehicle. The vehicle also includes a motor coupled to front wheels of the vehicle, the front wheels having hub assemblies housing drive shaft adapters configured to permanently couple the hub assemblies to drive shafts of the front wheels, and a cradle configured to be mounted with electrical sub-systems of the vehicle.

Abstract: A system for converting an infant child seat to a stroller may include an infant child seat, a wheeled frame, and a handle. The handle is coupled to the infant child seat and configured to manipulate the wheeled frame when the infant child seat is mounted. A wheeled frame, being removably securable to an infant child seat, may include a frame movable between a folded storage configuration and an expanded stroller configuration. The frame is configured to removably receive an infant child seat and includes a plurality of wheels. The wheeled frame does not define a handle. A method of converting an infant child seat including a handle to a stroller may include coupling the seat to a wheeled frame. The method further includes manually actuating, by a first hand of a user, the handle into a stroller position. The seat coupled to the frame are operable as a stroller.

Abstract: A vehicle underfloor structure includes a battery having at least one connector projecting from a front end of the battery, and a protector covering and protecting the at least one connector from below, the protector having a rear portion attached to the battery and a front portion fastened to an attachment bar by a fastening bolt. The protector includes a fastening hole through which the fastening bolt is inserted, and a cutout connected to a rear portion of the fastening hole and allowing the fastening bolt to separate from the protector.

Abstract: Systems and methods related to securing batteries to micro-mobility transit vehicles are disclosed. For example, a micro-mobility transit vehicle may have a battery compartment and a battery compartment door having a first end and a second end. The battery compartment door may provide a floorboard surface for the micro-mobility transit vehicle where the first end of the battery compartment door is hingedly coupled to the micro-mobility transit vehicle and the second end of the battery compartment door includes at least one pair of prongs extending from the second end and at least one breakaway tab physically coupled to each pair of prongs. The battery compartment door and a battery disposed within the battery compartment may be electromechanically secured to the micro-mobility transit vehicle by engaging locking cams on the breakaway tabs.

Abstract: The present application discloses a basket clamping mechanism for connecting a basket of a stroller to a frame of the stroller. The basket clamping mechanism comprising: a clamping member, which is connected to the basket; a clamping base, which is detachably connected with the clamping member and is clamped with the frame. The present application further discloses a stroller including the basket clamping mechanism. The basket clamping mechanism of the present application has good adaptability, simple disassembly operation, good user operation experience and high satisfaction, as well as reliable fixation and good stability, particularly to well ensure the stability of the basket after loading items, and will not fall.

Abstract: A vehicle battery assembly having a battery stack that includes a plurality of modules. The plurality of modules fastened by vertical and horizontal bolts. The battery stack includes cooling plates that is configured to be flexible and non-rigid placed between the modules. The cooling plates have improved isolation of structural stresses from the battery assembly.

Abstract: The present disclosure discloses a camping cart, which comprises a moving part, an X-shaped supporting foldable part, an X-shaped connecting part and a load-bearing bottom rod. The moving part comprises a front wheel and a universal wheel, the front wheel is installed at the front end of the X-shaped supporting foldable part; wherein the surface of the front wheel is covered with an electric conductor, the front wheel is rotatably connected with a frame, the front wheel rolls pivotably in the frame, a magnet frame is built in the frame, the magnet frame is located on the upper side of the front wheel, a magnet is provided on one side of the magnet frame close to the front wheel, and the magnet frame is capable of rising and falling in the frame to adjust the distance between the magnet frame and the front wheel.

Abstract: A bracket 10 has a U-shaped cross section in which a pair of facing plate portions 15 extend from both side edges of a bottom plate portion 12 so as to face each other, and is fixed to a vehicle body side for mounting a predetermined component. The bottom plate portion 12 and the pair of facing plate portions 15 partition a bracket inner space 16, and the bottom plate portion 12 is provided with a through hole 20 which makes the bracket inner space 16 communicate with an outside. A resonator 23 is fixed to the bracket 10 in a state where the resonator 23 is accommodated in the bracket inner space 16. A ventilation passage 29 makes the resonator 23 communicate with the intake duct 21 through the through hole 20.

Abstract: The deploying stepway includes a guide frame and a step assembly. The step assembly includes a plurality of steps, a step frame pivotally coupled to the steps and including a pivot assembly, and a proximal portion and a distal portion defined on either side of the pivot assembly. The deploying stepway is configured to transition among a stair configuration, in which the proximal and distal portions are aligned and extend from the guide frame at a declined stair angle, a ladder configuration in which the distal portion is pivoted relative to the proximal portion and extends from the guide frame at a declined ladder angle, and a stowed configuration in which the step assembly is at least substantially received in the guide frame. The methods include deploying the deploying stepway from the stowed to the stair configuration and transitioning the deploying stepway from the stowed to the ladder configuration.

Abstract: Systems and methods are provided for a running board. In particular, a motorized running board system that improves accessibility for vehicle occupants entering or exiting a vehicle. Certain embodiments of the motorized running board system may include a running board connected via at least one motor to a vehicle and an electronic control unit that detects a contextual environment, determines a preferred running board position from the contextual environment, and adjusts the running board to reach the preferred running board position.

Abstract: A battery installation structure capable of allowing a battery to be obliquely installed on a front side frame while maintaining the stability of the battery is provided. The battery installation structure is suitable for allowing a battery to be obliquely installed on a front side frame of a vehicle body, and the battery installation structure includes an installation base, a receiving groove, and a supporting portion. The installation base is disposed on the front side frame. The receiving groove is disposed in a middle of the installation base to receive a wiring harness connected to the battery. The supporting portion is disposed at a front end and a rear end of the installation base and forms triangular supporting surfaces at a front and rear of the receiving groove to support the battery.

Abstract: A battery pack and an electric vehicle are provided. A plurality of lock shafts are mounted on an outer side of the battery pack, and each of the lock shafts includes a shaft seat and a shaft rod. The lock shaft is mounted to the outer side of the battery pack by the shaft seat. A concave positioning hole is arranged at an end of the shaft rod away from the shaft seat, and a first positioning steel magnet is mounted in the positioning hole.

Abstract: Disclosed herein are aspects of wheelbarrows and other similar types of wheeled material transport structures that comprise a plurality of interconnected discrete structural components implemented in a manner that enhances and maintains structural rigidity at the interconnections between such components. In particular, Advantageously, implementation of the interconnected discrete structural components in a manner that enhances and maintains structural rigidity at the interconnections thereof improves operability and longevity of use of wheelbarrows and other similar types of wheeled material transport structures utilize such an implementation of the interconnected discrete structural components.