A barring-tool system improving safety, speed, effectiveness, and number of personnel required for maintenance, repair, and inspection of large engines, generators, and turbines, providing controlled bidirectional rotation and locking of crankshafts during maintenance, and a method for maintenance of large engines, generators, and turbines using the barring-tool system.

Provided are a charging device and a charging method. The charging device comprises: a charging device body and an engine starting interface provided on the charging device body, wherein the charging device body comprises: a power supply, a control unit, and at least one electromagnetic coil. The control unit is respectively connected to the power supply and the at least one electromagnetic coil, and the control unit is configured to control the at least one electromagnetic coil to generate a varying magnetic field when the amount of power of the power supply is greater than or equal to a pre-set amount of power and the charging device is wirelessly connected to a device to be charged, so that an internal coil of the device to be charged generates a varying current to cause the charging device to wirelessly charge the device to be charged.

A power delivery apparatus (100) for a vehicle includes an upstream delivering portion (10) and a downstream delivering portion (20). The upstream delivering portion (10) includes: an internal input terminal (11); an external input terminal (12); and a connecting terminal (13). The internal input terminal (11), the external input terminal (12) and the connecting terminal (13) are different terminals from one another. The downstream delivering portion (20) includes: a connected terminal (23); a fuse portion (22a-22e) connected to the connected terminal (23); and a downstream output terminal (21a-21e) outputting the electric power via the fuse portion (22a-22e). The upstream delivering portion (10) and the downstream delivering portion (20) are independent members each other and are assembled to be integrated with each other to allow connecting the connecting terminal (13) and the connected terminal (23).

A rechargeable battery jump starting device with a vehicle or equipment battery detection system. The vehicle or equipment battery detection system is configured for detecting the connection of the rechargeable battery jump starting device with the vehicle or equipment battery to be jump charged.

A rechargeable battery jump starting device with a vehicle or equipment battery detection system. The vehicle or equipment battery detection system is configured for detecting the connection of the rechargeable battery jump starting device with the vehicle or equipment battery to be jump charged.

An electric starting system for an internal combustion engine is provided. The starting system includes a battery, a starter motor, and a blower housing. The starter motor is configured to start the internal combustion engine. The battery is integrated with the blower housing.

An electric starting system for an internal combustion engine is provided. The starting system includes a battery, a starter motor, and a blower housing. The starter motor is configured to start the internal combustion engine. The battery is integrated with the blower housing.

The present disclosure discloses an electric tool power supply having a vehicle starting function. The electric tool power supply comprises a power supply component, a first output interface, and a second output interface. The power supply component is configured to store and provide electrical energy. The first output interface is electrically coupled to the power supply component. The power supply component is configured to provide operating voltage for an electric tool through the first output interface when the electric tool power supply is installed on the electric tool. The second output interface is electrically coupled to the power supply component. The power supply component is configured to output instantaneous large-current to a starter of a vehicle through the second output interface when the electric tool power supply is installed on the vehicle, so as to start the starter.

A vehicle battery jump starter including a battery pack interface configured to receive at least one of a first rechargeable battery pack having a first nominal voltage and a second rechargeable battery pack having a second nominal voltage different from the first nominal voltage, a power boost module including one or more energy storage devices, and terminal clamps configured to electrically connect the vehicle battery jump starter to a vehicle battery. The jump starter further includes a controller having an electronic processor configured to close a jump start switch in response to detecting an attempted vehicle start, close a first bypass switch when the voltage of the battery pack is greater than the voltage threshold, and close the second bypass switch when the voltage of the battery pack is less than the voltage threshold.

A battery pack includes a housing, rechargeable lithium-ion battery cells enclosed in the housing, terminals, a processing circuit, and a communications interface. The processing circuit is configured to control a supply of electrical power from the rechargeable lithium-ion battery cells to a positive terminal and a negative terminal in response to receiving signals from data terminals. The signals from the data terminals include operational information that includes at least a condition of an electric motor on power equipment coupled with the data terminals. The communications interface is configured to communicate over a wireless communication protocol to receive an identification of a type of power equipment coupled with the plurality of terminals. The processing circuit is configured to adjust one or more functions of the battery pack based upon identification data received from the communications interface, which includes the type of power equipment that is coupled with the plurality of terminals.