87results about How to "Reduce starting power" patented technology

A handheld or pocketsized electronic apparatus, such as a mobile telephone, having a display unit and a touch surface that is position-sensitive in a first and second direction for control of the electronic apparatus; the display unit having a display area taking up most of the front side of the apparatus and the touch surface being sufficiently narrow to fit on the side edge of the apparatus and curved in the first direction to convex shape, thus making it simple for a user to control the apparatus with one hand, without the display being hidden, and in an ergonomically correct manner, whereby control of the apparatus is attained without the use of a keyboard or similar input device.

A control method according for an impact wrench includes ascertaining whether the impact wrench applies an impact when the drive shaft rotates in a lower speed range. The speed of the drive shaft then is increased to a higher speed range as a function of an ascertained impact during the rotation in the lower speed range.

A blast-resistant window assembly (19), including a window opening (22), and a window (20) sized to fit within the window opening. The assembly further includes at least one anchor (28), which consists of a base plate (60) connected to the window opening. The anchors have a tongue (36), which is connected to the window and is fixed to the base plate at a shear region (61) that is configured so that under force of a blast against the window, the tongue shears away from the base plate, thereby absorbing energy of the blast.

A vehicle convertible roof including a rearmost roof member, a side roof rail, an actuator and a link having a length that varies between a first length and a second as the rearmost roof member moves between a nominal and raised position. The adjustable length link is fixed at the second length during retraction and extension of the side roof rail of the vehicle convertible roof.

The invention relates to a rotary motion and reciprocating motion converting device (20) which comprises pistons (72, 74, 76, 78), wherein one end of each piston rods (62, 64) is connected with the pistons (72, 74, 76, 78); a shell (25) is installed on a base seat (11); a side wall (28) of the shell (25) is provided with a bearing seat (5); a transmission shaft (6) is installed in the bearing seat (5); the transmission shaft (6) is provided with transmission wheels (15, 17); the edge parts of the transmission wheels (15, 17) are provided with column pins (7, 71) extending out axially; a first gear (10) and a second gear (14) which can rotate relative to the transmission shaft (6) are installed close to the transmission wheels (15, 17); the first gear (10) and a first rack (2) are meshed mutually; the second gear (14) and a second rack (22) are meshed mutually; the first rack (2) and the second rack (22) are respectively positioned at two sides of the transmission shaft (6); connecting plates (90, 91) are connected with the end parts of the first rack (2) and the second rack (22); the connecting plates (90,91) are connected with other ends of the piston rods (62, 64); tooth-free parts of the first gear (10) and the second gear (14) are respectively provided with pin grooves (9, 21); the pin grooves (9, 21) are internally provided with sliding blocks (32, 42) which are matched with the column pins (7, 71); and the restoration springs (12, 121) are arranged below the sliding blocks (32, 42). Thus the conversion between the rotary motion and the reciprocating motion is realized.

The invention relates to a horizontal grinding mill with built-in classifying turbine, the technical solution of which is that a grinding chamber [18] is filled with grinding medium [6], a medium discharging valve [20] is installed on the middle of the bottom of a cylinder [7], a feeding pipe [10] is above a right end cover [9] of the grinding chamber [18] and a medium discharging pipe [2] is concentrically communicated with the grinding chamber [18] by a left end cover [3]. The length of the cylinder [7] is 1.5 to 2.5 times of the diameter thereof. A fairing [4] is fixedly installed on the left end cover [3] of the grinding chamber [18]. A classifying turbine [5] is vertically installed on the left end of a spindle [13]. A clearance between the classifying turbine [5] and the left end cover [3] is 5mm to 10mm. Five to eight mixing turbines [8] are vertically installed on the spindle [13]. The distance between the mixing turbines [8] decreases gradually from left to right and the right distance is 0.9 to 0.95 times of the left distance. The right end of the spindle [13] is connected with a driving mechanism by the right end cover [9] and a sealing device [11]. The invention has low starting power and can grind and classify with a function of selectively grinding.

The present invention is method of raising motor efficiency of pumping unit and energy balance device therefor. The present invention features that one energy balance device is mounted between the gear box and the motor of the pumping unit. Before starting the pumping unit, the motor drives the flywheel in the energy balance device to rotate for storing energy; after the flywheel reaches certain rotation speed, the energy balance device is combined to the gear box to start the pumping unit; and after the pumping unit is started, the motor and the energy balance device drive the pumping unit together. The present invention has the features of reduced motor power, raised motor efficiency and saving in power.

The invention discloses an energy-saving environment-friendly polymer-based composite material matrix of a diamond circular saw blade. The energy-saving environment-friendly polymer-based composite material matrix comprises a matrix and an embedded part, wherein the embedded part is embedded on the outer circumference of the matrix; the matrix is made from a polymer-based composite material; and an exposed part external end face of the embedded part is welded with at least one diamond saw tooth. With adoption of the polymer-based composite material, about 2/3 weight is reduced compared with the traditional steel-based body, so that the starting power and self consumption of the motor are greatly reduced, and the manufacturing process is very simple and convenient, thereby the energy-saving and low-carbon effect stands out. In addition, an interface between a large number of resins and reinforced fiber exists in the base body, so that the noise when the stone is sawn is reduced obviously, and the working environment is improved.

A convertible vehicle top stack mechanism includes a moveable rearmost roof bow and an actuator. In an other aspect of the present invention, a linkage assembly couples a rearmost roof bow to a side rail. A further aspect of the present invention employs a rotatable member or crank to drive a set of buggy links in order to raise and lower an active number five roof bow.

The invention belongs to mine, metallurgy and port equipment, and particularly relates to an impact-free interference removal high-precision gravimetric feeder. The feeder consists of a receiving part and a weighing transfer part, wherein the receiving end of the weighing transfer part is positioned at the discharge hole of the receiving part. The gravimetric feeder has reasonable and compact structure, optimized weighing mode, no interference, low fault and high precision.

The invention relates to a vibration grinding method with active impact and rotational grinding of a grinding medium. A stepless speed regulation motor is used to drive an oscillating shaft, a grinding medium is arranged at the lower end of the oscillating shaft which is provided with an eccentric block, and the grinding medium and the eccentric block are fixed in a proper position of the oscillating shaft at a certain included angle, so that the excitation force mainly acts on the horizontal surface; and the grinding medium and the eccentric block rotate with the stepless speed regulation motor through a transmission device, and actively impact on a material under the action of the excitation force in a grinding chamber and generate rotational grinding with the rotation of the motor. The vibration grinding method provided by the invention has the advantages of high grinding efficiency, low energy consumption, fine grinding size, good spring force condition, and the like.

The invention discloses an inner armature type high precision positioning electromagnet which comprises a shell, an armature, a coil, an end cover and a positioning shaft. One end of the shell is sealed through the end cover, three supporting assemblies are arranged at the end, far away from the end cover, of the shell, bearings of the three supporting assemblies are all tightly attached to the positioning shaft, and the positioning shaft can move freely in the axial direction of the positioning shaft. Two supporting assemblies are fixed supporting assemblies, another supporting assembly is a movable supporting assembly, and a kidney-shaped hole is formed in a supporting block of the movable supporting assembly in the length direction of the supporting block. A screw sequentially penetrates through a pressing plate and the kidney-shaped hole and then is connected with the shell. A compressed spring is arranged at the end, far away from the positioning shaft, of the movable supporting assembly, one end of the compressed spring is fixedly connected with the shell, and the other end of the compressed spring is tightly pressed on the supporting block of the movable supporting assembly. By means of the inner armature type high precision positioning electromagnet, gap variation caused by temperature variation can be compensated automatically, and high positional accuracy and low temperature drift are achieved.

The invention discloses a sealing ring special for a piston of an injector of a pipe-free liquid dropping machine. The sealing ring comprises an outer sealing ring body in interference sealing contact with the inner wall of a cylinder of the injector and an inner sealing ring body in interference sealing contact with an installation groove of the piston of the injector. The inner sealing ring body is in an O shape. An arc-shaped groove is formed in one side face, back to the inner wall of the cylinder of the injector, of the outer sealing ring body. The part of the inner sealing ring body is embedded in the arc-shaped groove and is interference sealing contact with the arc-shaped groove. By the adoption of the sealing ring special for the piston of the injector of the pipe-free liquid dropping machine, friction force and start force in the moving process of the piston of the injector are reduced, the crawling phenomenon is eliminated, and the sealing ring is resistant to a medium and small in deformation in the moving process.

The invention relates to a beam-pumping unit, which includes a motor, an actuating device and a pumping unit device connected in sequence; the pumping unit device comprises the connection shaft of the frame of the pumping unit, a foldable balancing weight, and a clutch which disconnects the connection shaft of the frame of the pumping unit and the foldable balancing weight when starting the motoras well as reconnects the connection shaft of the frame of the pumping unit and the foldable balancing weight when starting the pumping unit. The foldable balancing weight is set to be under an unfolded state when starting the motor, and under the folded state when starting the pump unit. The beam-pumping unit breaks through the design concept of the current pumping unit, sets the balancing weight of a 'monolithic block' pumping unit into the foldable balancing weight, and uses a mechanical energy storing principle to improve the efficiency of the motor of the pumping unit. The beam-pumping unit not only can reduce the installed power of the motor of the pumping unit to radically solve the technical defect of 'big Marathi car' of the motor of the pumping oil in the oil field, and also canimprove the efficiency of the motor during the running process of the pumping unit, and reduce the impact on power systems.

The invention concretely relates to a micro-fine particle grade horizontal grinding device. The grinding device is composed of a grinding chamber and a drive mechanism; the barrel installation center line of the grinding chamber is horizontal and the horizontal length in the barrel is 1.5-2.5 times of the inner circle diameter of the barrel and the inner surface of the barrel is abrasion resistance material and the grinding medium (18) is filled into the barrel; the 5-8 agitating vanes (8) are vertically mounted on the main axle (6) coincident with the barrel center line and a material discharging device is set at the right downside of the left end of the barrel and a material feeding port (7) is set on the right upside of the right end of the barrel; the left end of the main axle (6) is mounted in a bearing liner (13) and the bearing linear (13) is fixed on the center of the left end cover (12) of the barrel and the right end of the main axle (6) passes through a bearing (2) and is connected with the motor by a shaft coupling (1); an accessory impeller (5) is mounted on the main axle (6) of the right side of the barrel. The material pulp of the device is brushed under the high-speed mobile grinding medium colliding, grinding action with features of simple start, large medium energy density and high grinding efficiency.

The invention discloses an energy-saving heating power expansion valve having low vibration and little noise, comprising a valve body, a first inlet channel and a first outlet channel; wherein, the first inlet channel is communicated with a condenser outlet of an air conditioning refrigeration system, and the first outlet channel is communicated with an evaporator inlet of the air conditioning refrigeration system. A second inlet channel of refrigeration agent is communicated with an evaporator outlet of the refrigeration system, and a second outlet channel of the refrigeration agent is communicated with a compressor inlet of the refrigeration system. As the first inlet channel is positioned above the first outlet channel, the refrigeration agent is led in from the middle part of a transmission rod comprising a steel ball, and the transmission rod is prevented from vibrating; when an air conditioner stops running, the first inlet channel is communicated with the first outlet channel, so that the energy consumption needed for starting the air conditioner is reduced; a gap between the transmission rod and the valve body is controlled to lead the bubble contained in the refrigeration agent to be miniaturized, thus reducing the flow noise of the refrigeration agent.

An automatic decompression mechanism for selectively actuating a cylinder valve of an engine so as to reduce the starting force required to start the engine. The mechanism includes a cam gear, a centrifugal member, and a cover member comprising an integrally formed biasing means for biasing and retaining the centrifugal member in the cam gear. The biasing means urges the centrifugal member into a decompression position when the cam gear is rotating at a lower speed, wherein a projecting portion of the centrifugal member actuates the valve mechanism to reduce the starting force required to start the engine. During normal engine operation, the centrifugal member pivots into a non-decompression position wherein the projecting portion of the centrifugal member recedes below the cam profile surface so as to prevent the projecting portion from actuating the valve mechanism.

The invention belongs to the technical field of water heating systems and specifically relates to an illuminance control solar energy and air energy coupling system. The system comprises air energy heat pumps, solar energy ends, water storage tanks and control cabinets, wherein one air energy heat pump, one solar energy end, one water storage tank and one control cabinet are mutually connected into an integral whole. Each solar energy end comprises a mounting base, a mounting support, a solar power generation panels and solar water heating pipes, wherein a photoresistor I is mounted on the mounting support; the solar water heating pipes are mounted on the mounting support; the mounting base is fixedly connected to the ground; the mounting support is mounted on the mounting base; a motor ismounted in the mounting base; and the mounting support is connected with an output shaft of the motor. An illuminance controller is mounted on the upper portion of the corresponding control cabinet.A transparent panel is mounted above the corresponding illuminance controller. Sunlight can go into the illuminance controllers. The resistance value of the illuminance controllers is in direct proportion to the illuminance intensity. The illuminance control solar energy and air energy coupling system improves the solar energy and air energy coupling effect and increases the utilization rate of solar energy.

The invention discloses a heat dissipation device with three-dimensional pulsation heat pipes. The heat dissipation device comprises an evaporation unit, a condensation unit, and a heat insulation unit, wherein a plurality of evaporation pulsation heat pipes and a plurality of condensation pulsation heat pipes are arranged in a plane; one end of each evaporation pulsation heat pipe communicates with one end of the corresponding condensation pulsation heat pipe through a first elbow, and the other end of each evaporation pulsation heat pipe communicates with the other end of the corresponding condensation pulsation heat pipe through a second elbow; and the plurality of evaporation pulsation heat pipes communicate with the plurality of condensation pulsation heat pipes through the pluralityof first elbows and the plurality of second elbows to form a closed-loop passage. According to the heat dissipation device with the three-dimensional pulsation heat pipes, on the basis of existing two-dimensional heat pipes, an evaporation section and a condensation section are arranged on two parallel planes which are parallel to each other, the evaporation section and the condensation section are connected through the elbows to form the closed loop, and the burning-dry phenomenon caused by excessive quantity of the elbows of a traditional heat pipe evaporation section is avoided; and a flat-plate structure can be well connected with a heat source, unnecessary heat resistance is avoided, and heat exchange performance is improved.