Abstract: A torque-adjustable torque wrench includes: a tubular body; a flexible bar, an abutment member and a compression spring disposed in the tubular body, a front end of the compression spring abutting against the abutment member; a head section connected with a front end of the flexible bar; an adjustment rod disposed in the tubular body; and an adjustment switch rotatably fitted on a rear end of the tubular body and connected with a rear end of the adjustment rod. The elastic force of the compression spring against the abutment member is adjustable by rotating the adjustment switch. The adjustment switch is only rotatable within a rotational range of one circle, in such rotational range, the ratio of the maximum adjustable torque value to the minimum adjustable torque value of the wrench ranges from 1.2 to 10 times.

Abstract: A non-marring nozzle attachment that may be used with a vacuum device to clean delicate surfaces such as lint screens. The non-marring nozzle attachment may use a non-marring material with a beveled surface to allow for a vacuum to safely and effectively clean delicate surfaces. The non-marring nozzle attachment may further include spaced slits to allow for more intimate contact between the nozzle tip and a surface to be cleaned. The vacuum device may be mounted near the desired area of use to a variety of rigid surfaces without having to penetrate the rigid surface with nails or screws.

Abstract: A central vacuum cleaning system control subsystem for use in a central vacuum cleaning system having a motor includes a central vacuum unit control module with a receiver for wirelessly receiving command signals, and a power stage for controlling the motor in accordance with command signals received through the receiver. The control module is stable in high ambient temperature. Current flowing to the motor is sensed, and motor overcurrent and undercurrent conditions are determined. The control module determines when the motor is in an overcurrent condition. Power stage has a triac for controlling power to the motor. The control module also has a microprocessor that compares the current sensed against a normal operating current to determine overcurrent condition. Power to motor ceases when overcurrent condition exists. A generator is powered by air flow in a cleaning system for production of electrical energy.

Abstract: A vacuum cleaner including a debris separator that includes a housing, a cyclonic separator including a cylindrical wall having a first end and a second end. The cylindrical wall is located in within the housing and the cyclonic separator further includes a dirty air inlet, a clean air outlet, a debris outlet adjacent the second end, and a longitudinal axis surrounded by the cylindrical wall and the longitudinal axis of the cyclonic separator extends in generally a horizontal orientation. The debris separator further includes a lid coupled to the housing and the cyclonic separator is coupled to the lid such that the cyclonic separator is removable from the housing with the lid. A debris collection chamber is located within the housing and in fluid communication with the debris outlet of the cyclonic separator.

Abstract: A pliers includes a first member having a first head and a first handle. The first handle has an enlarged end portion and a grip area adjacent the enlarged end portion. At least a portion of the grip area has a smaller cross-sectional area than the enlarged end portion to define a rear lip located at an interface between the grip area and the enlarged end portion. The pliers also includes a first grip having a first open end and a second open end. The first grip is positioned on the grip area of the first handle. The first handle extends through the first open end and the second open end such that the rear lip of the first handle retains the second grip on the grip area of the first handle.

Abstract: A wrench-type tool that utilizes a plurality of engagement features to efficiently transfer torque to a fastener in order to rotate said fastener. The wrench-type tool includes a wrench-type torque-tool body. The wrench-type torque-tool body is the physical structure used to apply a torque force onto the fastener and includes a plurality of internal sidewalls and a plurality of engagement teeth. The plurality of internal sidewalls is radially distributed about a pivot axis of the wrench-type torque-tool body. Each of the plurality of engagement teeth is adjacently connected to a corresponding sidewall from the plurality of internals sidewalls in order to directly engage the sidewalls of the fastener. To increase the total contact surface with the fastener, a prismatic altitude for each of the plurality of engagement teeth is aligned parallel to the pivot axis. Furthermore, each of the plurality of engagement teeth is oriented towards the pivot axis.

Abstract: A cleaning apparatus for a ceiling transport vehicle is provided which can be advantageously installed in a clean room. A cleaning apparatus for cleaning a ceiling transport vehicle includes an air blower for blowing air to the ceiling transport vehicle when the ceiling transport vehicle, which can travel along a travel rail provided on a ceiling side in a clean room, is stationary in a closed off space which is closed off from exterior space.

Abstract: Embodiments of mechanisms for cleaning load ports of semiconductor process tools are provided. The automatic system includes a vacuum cleaner, a rail, and a transport mechanism. The transport mechanism is moveably disposed on the rail and transfers the vacuum cleaner along the rail. The automatic system also includes a system controller. The system controller is connected to the semiconductor process tools and the transport mechanism to detect which load port is unoccupied, such that the system controller controls the transport mechanism to transfer the vacuum cleaner to the unoccupied load port to perform a cleaning process.

Abstract: A torque transmission driver is disclosed. The torque transmission driver has a drive axis and a main body with a first end portion and a second end portion, where the first end portion is adapted to receive and transmit torque from a torque generating source to the driver, and the second end portion is opposite the first end portion and has a key shape adapted to fit a recess in a fastener and has a protruding lead end having a taper between 10° and 30° and different in shape than the key shape with at least a portion of the protruding lead end initiating at the major dimension of the key shape. A torque transmission driver adapted to drive a small fasteners is also disclosed where the key shape is adapted to fit the recess of the small fastener.

Abstract: A cyclone vacuum cleaner includes two suction fan stages, three stages of separation, plus a HEPA filter and allows capturing of wet or dry material in bag-less or bagged configuration in non-porous paper or plastic bags as well as ordinary garbage bags with pull tie tops for removal, with no suction loss. A steam generator may be added to provide substitute working vacuum fluid to the normal air for dirt pickup. Acoustic sound dumping may also be provided in the architecture of the assembly.

Abstract: A snow and ice removal system for removing frozen precipitation from an exterior surface of a vehicle, including a base including a device for pressurizing air and a conduit for conveying pressurized air from the device to an upper exterior surface of a vehicle. The system is portable and self-contained.

Abstract: A vacuum cleaner suction head having a housing with a support for movement in the fore-aft direction on a surface. A suction inlet extends through the housing, and has a front edge and a rear edge. A sealing plate is pivotally mounted on the bottom of the housing to rotate about a pivot axis extending in a transverse direction. The sealing plate is movable between a raised position and a lowered position. The sealing plate is mounted in a trailing configuration in which, when the sealing plate is in the lowered position, the pivot axis is at the front of the sealing plate with respect to a fore-aft direction, and a lowermost point on the lower surface of the sealing plate is located behind the pivot axis with respect to the fore-aft direction.

Abstract: A multifunctional hand tool is provided, having an adjustable wrench head and an elongated handle extending from the wrench head. The handle is oriented transverse to the wrench head and that defines a plurality of wrench apertures of different sizes. Each wrench aperture defines an axis of rotation for operable use oriented substantially transverse to the first axis of rotation. The wrench head further comprises a hammer and the elongated handle further comprises a nail pull structure. The wrench head can further include a grip texture on an outer surface thereof to facilitate use of the wrench apertures or the nail pull defined by the wrench handle. The outer surface of the handle further includes grip features or textures to facilitate use of the hammer. The adjustable wrench can be changed to a pipe wrench.

Abstract: An applicator, such as a brush or other device, for applying products to a surface, such as the skin of a person. The applicator includes a handle and a bristle tuft connected to the handle. The bristle tuft may include a plurality of contoured bristles that define multiple surfaces for applying products. For example, the bristle tuft may include a first angled surface extending upwards from a first side of the bristle tuft, a second angled surface extending upwards from a second side of the bristle tuft, and a ridge defined at an intersection of the first angled surface and the second angled surface.

Abstract: A corkscrew includes a main body, a grip moveably connected with the main body, a lever moveably connected with the main body, a worm operably connected with the lever, and a wrapper cutter detachably connected with the main body. The grip and the main body define a space configured to receive a neck of an associated bottle, such as a wine bottle. The worm connects with the lever such that movement of the lever results in movement of the worm. The wrapper cutter includes a cutting element for cutting a wrapper surrounding the neck of the associated bottle.

Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body and a dust container separably mounted on the cleaner body. The dust container includes a dust collection body including a first chamber in which air and dust are separated from each other and a second chamber in which the dust separated in the first chamber are stored and a pressing member rotatably reciprocated between the first and second chambers within the dust collection body to compress the dust stored in the second chamber in one direction while moving from the first chamber to the second chamber.

Abstract: A screwdriver includes a screw rod including a first end and a second end opposite to the first end. The screwdriver defines a screw slot on an external portion adjacent to the second end. The screwdriver further includes a screwdriver bit fixed to the first end of the screw rod, a resisting portion fixed to the second end of the screw rod, a handle placed over a portion of the screw rod adjacent to the second end. A movable element fixed to an inside wall of the handle and tightly closed to an inside surface of the screw slot, and an elastic element placed over the screw rod between the first end and the handle.

Abstract: An oral cleaning appliance, such as a toothbrush (10) or a mouthpiece (20), includes a bristle arrangement which comprises a base member and a field of bristles for contacting and cleaning teeth, wherein the bristle field (17, 26) has bristles with a density of between 2-7%, and wherein the individual bristle filaments have a stiffness characterized by a deflection of no greater than 50% of their length for a bristle tip pressure of 6 Newtons/cm2 and a deflection reaching 50% for a bristle tip pressure of 85 Newtons/cm2.

Abstract: The thickness of the thin bidirectional ratchet wrench of the present disclosure is preferably less than or equal to 30.0 mm, it can be used in narrow spaces easily, achieves two working modes, and can convert between them conveniently and stably. During use of the thin bidirectional ratchet wrench of the present disclosure, the input torque that the operator exerts is a clockwise torque or a counterclockwise torque, the output torque of the output end of the thin bidirectional ratchet wrench of the present disclosure is a clockwise torque or a counterclockwise torque, alternatively.

Abstract: The bidirectional wrench of the present disclosure achieves two working modes and can convert between them conveniently. During use of the bidirectional wrench of the present disclosure, the input torque that the operator exerts is a clockwise torque or a counterclockwise torque, the output torque of the output end of the bidirectional wrench of the present disclosure is a clockwise torque or a counterclockwise torque, alternatively.