Abstract: A battery pack includes a main body, and a handle rotatably connected to the main body. The handle is integrally formed by a steel wire. A related garden tool includes a working head, a power driving device for driving the working head to work, and the battery pack.

Abstract: A rod mechanism for a garden tool comprises a first rod pivotally connected to the main body of the garden tool and lockable at least in the in-use position or in the storage position; wherein the first rod has an actuator and a locking component; wherein the locking component is unlocked from the main body of the garden tool by triggering the actuator, and the locking component is locked up with the garden tool main body by releasing the actuator; wherein the rod mechanism also includes a second rod movably connected with the first rod; wherein while the second rod moves to a preset position, the actuator may be triggered or released; wherein the main body of the garden tool has a position sensor, which is configured to generate a sensing signal when the first rod rotates to the in-use position and/or the storage position.

Abstract: A thermal ablation includes a thermal ablation apparatus configured to perform thermal ablation on a targeted tissue according to plan data of a treatment during a therapy mode of the thermal ablation system. An MR apparatus is configured to perform T2* weighted MR imaging of the targeted tissue to assess a therapeutic response of the thermal ablation during an assessment mode of the thermal ablation system. A control apparatus is configured to switch the thermal ablation system between the therapy mode and the assessment mode. The thermal ablation apparatus is activated to perform the thermal ablation in the therapy mode. The thermal ablation apparatus is deactivated to terminate the thermal ablation and the MR apparatus is activated to perform the T2* weighted MR imaging in the assessment mode.

Abstract: A braze alloy for joining or repairing ceramic matrix composite (CMC) components comprises a braze composition including silicon at a concentration from about 48 at. % to about 66 at. %, titanium at a concentration from about 1 at. % to about 35 at. %, and an additional element selected from aluminum, cobalt, vanadium, nickel, and chromium. The braze composition comprises a melting temperature of less than 1300° C.

Abstract: A wearable electronic device includes a host, a wearing member, and a backup power module. The host includes a functional module, a main power module, and an electrical connection port. The main power module is configured to supply power to the functional module. The electrical connection port is electrically connected to the main power module. The wearing member is connected to the host. The backup power module is detachably disposed at an upper region or a surrounding region of the host to electrically couple the electrical connection port, or is detachably disposed on the wearing member and configured to electrically couple the electrical connection port to supply power to the main power module.

Abstract: A carbon nanotube-metal particle composite includes: carbon nanotubes, polymer layer, and metal particles. The polymer layer is coated on a surface of the carbon nanotubes and defines a number of uniformly distributed pores. the metal particles are located in the pores. A catalyst including the carbon nanotube-metal particle composite is also disclosed.

Abstract: A membrane electrode includes a first electrode, a second electrode, and a proton exchange membrane sandwiched between the first electrode and the second electrode. The first electrode includes a first gas diffusion layer and a first catalyst layer. The second electrode includes a second gas diffusion layer and a second catalyst layer. The first catalyst layer or the second catalyst layer includes a carbon nanotube-metal particle composite including carbon nanotubes, polymer layer, and metal particles. The polymer layer is coated on a surface of the carbon nanotubes and defines a plurality of pores uniformly distributed; the metal particles are located in the pores. A fuel cell including the membrane electrode is also disclosed.

Abstract: Disclosed is a switch control mechanism for a garden tool, the mechanism comprising handles, a switch and shift rods. Triggers are arranged on the handles, and the handles can rotate around the axes thereof. The triggers are connected to the shift rods by pull ropes, and the contact faces between the pull ropes and the triggers are spherical faces. The handles of the switch control mechanism for the garden tool can rotate within 360 degrees, so as to satisfy different operators, and can ensure that a user can control the switch of a machine wherever the handles are placed.

Abstract: An operating control mechanism for a garden tool comprises a control button and a pair of handles located at both sides of the control button. Triggers are arranged on the handles. The operating control mechanism further comprises stop components which are movable relative to the handles. The handles can rotate around axes by moving the stop components.

Abstract: A method for making a carbon nanotube-metal particle composite is provided. Carbon nanotubes, polymer monomers, a first solution containing metal ions, and a second solution containing carboxylic acid radical ions are provided. The carbon nanotubes and the polymer monomers are mixed in a solvent to form a first mixture. The polymer monomers are adsorbed on the carbon nanotubes. A second mixture is formed by mixing the first mixture, the first solution, and the second solution. The polymer monomers, the first solution, and the second solution react with each other to form a coordination complex mixture containing the metal ions. The coordination complex mixture is adsorbed on the surface of the carbon nanotubes. A reducing agent is added into the second mixture to reduce the metal ions of the coordination complex mixture to metal particles, simultaneously, the polymer monomers are polymerize to in situ form the carbon nanotube-metal particle composite.

Abstract: Embodiments of the invention provide a thermal ablation system. The thermal ablation comprises a thermal ablation apparatus configured to perform thermal ablation on a targeted tissue according to plan data of a treatment during a therapy mode of the thermal ablation system, a MR apparatus configured to perform a T2* weighted MR imaging for the targeted tissue to assess a therapeutic response of the thermal ablation during an assessment mode of the thermal ablation system, a control apparatus configured to switch the thermal ablation system between the therapy mode and the assessment mode. The thermal ablation apparatus is activated to perform the thermal ablation in the therapy mode, and the thermal ablation apparatus is deactivated to terminate the thermal ablation and the MR apparatus is activated to perform the T2* weighted MR imaging in the assessment mode.

Abstract: A vacuum cleaner includes a dirt tank, a tank cover mounted on the dirt tank, and a blower detachably mounted on the tank cover. The blower includes a handle. A latching mechanism located at the handle allows selective attachment or detachment of the blower and the tank cover.

Abstract: Disclosed is an operating control mechanism for a garden tool, the mechanism comprising a control button and a pair of handles located at both sides of the control button. Triggers are arranged on the handles. The operating control mechanism further comprises stop components which are movable relative to the handles. The handles can rotate around axes by moving the stop components. The operating control mechanism can meet the operation demands of different users.

Abstract: Disclosed is a switch control mechanism for a garden tool, the mechanism comprising handles, a switch and shift rods. Triggers are arranged on the handles, and the handles can rotate around the axes thereof. The triggers are connected to the shift rods by pull ropes, and the contact faces between the pull ropes and the triggers are spherical faces. The handles of the switch control mechanism for the garden tool can rotate within 360 degrees, so as to satisfy different operators, and can ensure that a user can control the switch of a machine wherever the handles are placed.

Abstract: A vacuum cleaner includes a dirt tank, a tank cover mounted on the dirt tank, and a blower detachably mounted on the tank cover. The blower includes a handle. A latching mechanism located at the handle allows selective attachment or detachment of the blower and the tank cover.

Abstract: A membrane electrode includes a first electrode, a second electrode, and a proton exchange membrane sandwiched between the first electrode and the second electrode. The first electrode includes a first gas diffusion layer and a first catalyst layer. The second electrode includes a second gas diffusion layer and a second catalyst layer. The first catalyst layer or the second catalyst layer includes a carbon nanotube-metal particle composite including carbon nanotubes, polymer layer, and metal particles. The polymer layer is coated on a surface of the carbon nanotubes and defines a plurality of pores uniformly distributed; the metal particles are located in the pores. A fuel cell including the membrane electrode is also disclosed.

Abstract: A method for making a carbon nanotube-metal particle composite is provided. Carbon nanotubes, polymer monomers, a first solution containing metal ions, and a second solution containing carboxylic acid radical ions are provided. The carbon nanotubes and the polymer monomers are mixed in a solvent to form a first mixture. The polymer monomers are adsorbed on the carbon nanotubes. A second mixture is formed by mixing the first mixture, the first solution, and the second solution. The polymer monomers, the first solution, and the second solution react with each other to form a coordination complex mixture containing the metal ions. The coordination complex mixture is adsorbed on the surface of the carbon nanotubes. A reducing agent is added into the second mixture to reduce the metal ions of the coordination complex mixture to metal particles, simultaneously, the polymer monomers are polymerize to in situ form the carbon nanotube-metal particle composite.

Abstract: A carbon nanotube-metal particle composite includes: carbon nanotubes, polymer layer, and metal particles. The polymer layer is coated on a surface of the carbon nanotubes and defines a number of uniformly distributed pores. the metal particles are located in the pores. A catalyst including the carbon nanotube-metal particle composite is also disclosed.

Abstract: A vacuum cleaner includes a dirt tank, a tank cover mounted on the dirt tank, and a blower detachably mounted on the tank cover and including a main body. The blower forms a single handle which is located on a top face of the main body. Thus, the vacuum cleaner can be easily lifted up by one single hand of an operator due to the single handle located on a top face of the main body of the blower. A locking assembly for a vacuum cleaner including a tank cover and a blower detachably engaged with the tank cover is arranged between the tank cover and the blower. The locking assembly includes a latch, a resilient member and a locking shoulder, the resilient member being connected between the blower and the latch, the latch being pivotally mounted at the blower and engageable with the locking shoulder. Therefore, the blower is easily and reliably attached with or detached from the tank cover via the locking assembly which includes the latch and the locking shoulder simply latching with or detaching from each other.

Abstract: A vacuum cleaner includes a dirt tank, a tank cover mounted on the dirt tank, and a blower detachably mounted on the tank cover and including a main body. The blower forms a single handle which is located on a top face of the main body. Thus, the vacuum cleaner can be easily lifted up by one single hand of an operator due to the single handle located on a top face of the main body of the blower. A locking assembly for a vacuum cleaner including a tank cover and a blower detachably engaged with the tank cover is arranged between the tank cover and the blower. The locking assembly includes a latch, a resilient member and a locking shoulder, the resilient member being connected between the blower and the latch, the latch being pivotally mounted at the blower and engageable with the locking shoulder. Therefore, the blower is easily and reliably attached with or detached from the tank cover via the locking assembly which includes the latch and the locking shoulder simply latching with or detaching from each other.