Abstract: Disclosed are a vehicle step device and a vehicle comprising the vehicle step device. In some embodiments, the vehicle step device includes a mounting frame; a fixed step mounted on the mounting frame; a retractable mechanism mounted to one of the mounting frame and the fixed step; and a retractable step mounted on the retractable mechanism so that the retractable mechanism is configured to drive the retractable step to move between an extended position and a retracted position. In the extended position, at least a part of the retractable step extends outward beyond the fixed step from underneath the fixed step so that the retractable step and the fixed step form two steps, and in the retracted position, the retractable step retracts to a position underneath the fixed step.

Abstract: A step mounting mechanism includes a mounting seat, a drive component, a first connecting rod, a second connecting rod and a step mounting member. The mounting seat is provided with first and second shaft holes. The drive component is connected to a drive shaft. Two ends of the first connecting rod are provided with third and fourth shaft holes. A first sealing shaft sleeve is fitted over the drive shaft, and is at least partially located in the first shaft hole. Two ends of the second connecting rod are provided with fifth and sixth shaft holes, and the second and fifth shaft holes are hinged through a first hinge shaft. The step mounting member is provided with seventh and eighth shaft holes, the fourth and seventh shaft holes are hinged through a second hinge shaft, and the sixth and eighth shaft holes are hinged through a third hinge shaft.

Abstract: A page display method for a third-party application, includes: when an electronic device enters a power saving mode, in response to a startup instruction for a third-party application, obtaining a background color and a foreground color in the script of the third-party application; adjusting the background color to a first color, and adjusting the foreground color to a second color, wherein a brightness value of the first color is less than a first brightness threshold, a brightness value of the second color is greater than a second brightness threshold, and the first brightness threshold is less than or equal to the second brightness threshold; rendering a background area of the third-party application with the first color and rendering a foreground area of the third-party application with the second color to obtain a page of the third-party application; and displaying the page of the third-party application obtained by rendering.

Abstract: A cooling system may include a tank filled with a first cooling fluid. The cooling system may include a container including a chamber, the chamber receiving a heat-generating component, the container being sealed, the container being at least partially submerged in the first cooling fluid in the tank, the container including a second cooling fluid.

Abstract: Provided are a heat dissipation fin construction method, a related apparatus, and a heat dissipation fin. The heat dissipation fin construction method comprises: setting a plurality of structural parameter sets according to the preset numerical ranges of the twill angle, the wave amplitude, and the wavelength of a heat dissipation fin; separately obtaining respective heat transfer coefficients and air side pressure drops of the structural parameter sets, and establishing a fitting relationship between the heat transfer coefficients and the air side pressure drops for structural parameters; generating a corresponding performance map and a corresponding contour map on the basis of performance data of the fitted structural parameter sets; and determining an optimization interval of the wave amplitude and the wavelength of the heat dissipation fin according to the contour map, and constructing the heat dissipation fin according to the optimization interval.

Abstract: A step device includes: a mounting seat including a limiting part and configured to be mounted to a vehicle body; a step seat including an engaging part; a step mounted on the step seat; and an extension and retraction assembly connected to the mounting seat and the step seat, the extension and retraction assembly being configured to drive the step seat to move between an extended position where the engaging part is separated from the limiting part and a retracted position where the engaging part is engaged with the limiting part.

Abstract: An electric step device and a vehicle are provided. The electric step device includes a step, a retractable mechanism and an anti-collision assembly. The retractable mechanism includes a mounting seat, a step seat and an arm assembly, the step is mounted to the step seat, and the arm assembly is connected between the mounting seat and the step seat to drive the step to move between an extended position and a retracted position. The anti-collision assembly includes first and second anti-collision components, the first anti-collision component is mounted to the step and includes an anti-collision shaft, and the second anti-collision component is mounted to the mounting seat and includes an anti-collision groove. In the retracted position, the anti-collision shaft is fitted in the anti-collision groove. In the extended position, the anti-collision shaft is disengaged from the anti-collision groove.

Abstract: A step mounting mechanism includes a mounting seat, a drive component, a first connecting rod, a second connecting rod and a step mounting member. The mounting seat is provided with first and second shaft holes. The drive component is connected to a drive shaft. Two ends of the first connecting rod are provided with third and fourth shaft holes. A first sealing shaft sleeve is fitted over the drive shaft, and is at least partially located in the first shaft hole. Two ends of the second connecting rod are provided with fifth and sixth shaft holes, and the second and fifth shaft holes are hinged through a first hinge shaft. The step mounting member is provided with seventh and eighth shaft holes, the fourth and seventh shaft holes are hinged through a second hinge shaft, and the sixth and eighth shaft holes are hinged through a third hinge shaft.

Abstract: A page display method for a third-party application, includes: when an electronic device enters a power saving mode, in response to a startup instruction for a third-party application, obtaining a background color and a foreground color in the script of the third-party application; adjusting the background color to a first color, and adjusting the foreground color to a second color, wherein a brightness value of the first color is less than a first brightness threshold, a brightness value of the second color is greater than a second brightness threshold, and the first brightness threshold is less than or equal to the second brightness threshold; rendering a background area of the third-party application with the first color and rendering a foreground area of the third-party application with the second color to obtain a page of the third-party application; and displaying the page of the third-party application obtained by rendering.

Abstract: Embodiments of the present disclosure provide a step apparatus for a vehicle and a vehicle. In some embodiments, the step apparatus for the vehicle includes: a foot step; a load detection device coupled to the foot step for detecting a load applied to the foot step; a controller in communication with the load detection device and configured to receive and process a load signal detected by the load detection device and to determine whether the foot step is overloaded; and an alarm in communication with the controller. In some embodiments, the controller is further configured to generate an alerting signal to control the alarm to send out an alert when the foot step is overloaded.

Abstract: The present disclosure relates generally to personnel lift vehicles that include a carriage, a telescoping lift and a load carrying frame. The telescoping lift is connected to a rear portion of the carriage and the load carrying frame is connected to and extends forward from the telescoping lift. The load carrying frame includes a bottom portion that provides an operator platform that is disposed at a central portion of the carriage between a front portion and the rear portion of the carriage. The configuration of the disclosed personnel lift vehicle provides an integral solution for counterweight requirements for the carriage while reducing the overall driving space required for the vehicle.

Abstract: Embodiments of the present disclosure provide a step apparatus for a vehicle and a vehicle. In some embodiments, the step apparatus for the vehicle includes: a foot step; a load detection device coupled to the foot step for detecting a load applied to the foot step; a controller in communication with the load detection device and configured to receive and process a load signal detected by the load detection device and to determine whether the foot step is overloaded; and an alarm in communication with the controller. In some embodiments, the controller is further configured to generate an alerting signal to control the alarm to send out an alert when the foot step is overloaded.

Abstract: The present disclosure relates generally to personnel lift vehicles that include a carriage, a telescoping lift and a load carrying frame. The telescoping lift is connected to a rear portion of the carriage and the load carrying frame is connected to and extends forward from the telescoping lift. The load carrying frame includes a bottom portion that provides an operator platform that is disposed at a central portion of the carriage between a front portion and the rear portion of the carriage. The configuration of the disclosed personnel lift vehicle provides an integral solution for counterweight requirements for the carriage while reducing the overall driving space required for the vehicle.

Abstract: The present disclosure relates generally to personnel lift vehicles that include a carriage, a telescoping lift and a load carrying frame. The telescoping lift is connected to a rear portion of the carriage and the load carrying frame is connected to and extends forward from the telescoping lift. The load carrying frame includes a bottom portion that provides an operator platform that is disposed at a central portion of the carriage between a front portion and the rear portion of the carriage. The configuration of the disclosed personnel lift vehicle provides an integral solution for counterweight requirements for the carriage while reducing the overall driving space required for the vehicle.

Abstract: Carts for use with pallets and methods of using the same are disclosed. The carts have an adjustable height platform that includes a base, a plurality of wheels rotatably coupled to the base, a platform, a linkage assembly coupled to and disposed between the base and the platform, a lift mechanism coupled to and disposed between the base and the platform, an upwardly extending handle, and wherein the platform is movable between a first position and a second position that is above the first position. The carts may include drive motors and the pallets may be nestably stackable.

Abstract: A powered pallet truck is provided having a base support portion and a load lift portion. The powered pallet truck has a lift cylinder device connected at a lower portion to a forward extending lift cylinder device seat on the base frame and pivotally connected at an upper portion within a recessed channel in the load lift frame.

Abstract: The present disclosure relates generally to lift vehicles that include a carriage having at least three wheels, a lift and a load carrying frame. The load carrying frame is connected to the lift, which is connected to the carriage. A selectively deployable platform is disclosed that is pivotably connected to the carriage and movable between a stowed position and a support position. At least two rollers may be spaced apart and configured to engage and slidably support a battery above the carriage.