137results about How to "Reduce weight" patented technology

An electrically driven brake booster 1 includes an input member 4 disposed in operative association with a brake pedal 12, an output member 5 disposed in operative association with the master cylinder 6, and drive transmitting means 10 for translating a rotating motion of a motor 9 into a linear motion to be transmitted to the output member 5. The drive transmitting means 10 comprises a rack 23 formed on the output member 5, and pinions 21, 22 disposed in operative association with the motor 9 and in meshing engagement with the rack 23. Also, reaction transmitting means 8 which transmits a brake reaction to the input member 4 and the output member 5 at a given proportion is provided. In comparison to conventional drive transmitting means, the drive transmitting means 10 of the present invention has a simple construction, a reduced weight and a better transmission efficiency. The provision of reaction transmitting means allows a correct brake control to be achieved on the basis of a brake reaction.

A storm shield apparatus for protecting persons, animals, or property within a bathing structure includes a retractable shield that is selectively moveable between a stowed position and a deployed position. The shield is moveable along first and second tracks. In some embodiments, the first and second tracks are disposed on the bathing structure, and the shield includes a plurality of nesting arcuate shield sections. In other embodiments, the tracks are positioned on opposing longitudinal end walls proximate the bathing structure, and the shield rolls over the bathing structure along the tracks. A trough with multiple panels may be positioned under the bathing structure to provide an additional barrier to prevent flying debris from penetrating the bathing structure from its sides, longitudinal ends or bottom. The trough mates with the shield in some embodiments to form a protective enclosure.

The invention discloses a casing clamp, power station and torque automatic control system inspection device. The device is characterized in that a sliding pulley is fixed on a suspension beam, an upper end of a supporting column is connected with a cantilever beam and is added with a diagonal rib, fixing rings of different heights are arranged in the middle of the supporting column, a clamp tail rope is connected with a casing clamp, a lower end of the supporting column is connected with a fixing sleeve of a base, a self-control valve and a torque meter are mounted on the casing clamp, a powerstation is connected with the casing clamp through a hydraulic pipeline, different sizes of pipe columns are arranged from small to large, the largest-size pipe column is connected with the base, thedifferent sizes of the pipe columns are arranged from small to large, the largest-size pipe column is connected with the base, different sizes of the pipe columns are engaged by the casing clamp, andthe casing clamp, the torque meter and an automatic control system are inspected. The device is advantaged in that the structure is simple, operation is convenient, the casing clamp, the power station, the torque meter and the automatic control system can be inspected randomly, and the equipment is guaranteed to be in the perfect state.

A head part of an annular combustion chamber for a gas turbine, the head part comprising: an end wall with a passage opening for accommodating a burner, the end wall comprising a back side which faces towards the combustion chamber; a burner collar adapted to fit within the passage opening and receive the burner, the burner collar comprising a protruding portion radially protruding from an outer surface of the burner collar; and a ring member for receiving the protruding portion of the burner collar; wherein the head part of the annular combustion chamber is configured such that in an installed configuration a radially outer portion of the ring member engages with the end wall and a radially inner portion of the ring member receives the protruding portion of the burner collar.

The invention provides a reflecting surface of a deployable antenna based on a shape memory polymer and a manufacturing method of a reflecting surface piece thereof, which relate to a reflecting surface of a deployable antenna and a manufacturing method of a reflecting surface piece. The invention solves the problems of large weight, large volume, complicated structure and unsteady deployment andcontraction of a traditional deployable antenna used for spaceflight. The deployable antenna is formed by splicing an annular power component, an annular reinforcement component, a radial reinforcement component and a reflecting film. The manufacturing method of the reflecting surface piece comprises the following steps of: (1) designing a mold; (2) preparing a shape memory polymer material; (3) coating a fibre reinforced material by using the shape memory polymer material; (4) forming an uncured fibre-reinforced shape memory polymer blank; (5) putting the closed mold into a heating box and heating; and (6) demolding to obtain a skeleton structure taking the fibre-reinforced shape memory polymer as the material. The invention can be used as the reflecting surface of the deployable antennain the field of the spaceflight.

Hybrid drive train for a motor vehicle, comprising an internal combustion engine, an electric machine and a dual clutch transmission. The transmission has a dual clutch arrangement and a spur gear transmission arrangement with two part-transmissions. The spur gear transmission arrangement is configured to set exactly three forward gear stages, or is configured to set exactly four forward gear stages. The spur gear transmission arrangement being configured with three parallel shaft arrangements which are connected to one another via gear set arrangements in such a way that motive power is transmitted via at least two of the shaft arrangements, depending on the forward gear stage engaged.

Various laminate structures and methods of making laminate structures are provided. In one embodiment, a laminate structure includes a base layer, a metallized layer comprising an electronic/embedded device which is adhered to the base layer. A coating layer which is adhered to the conductive layer, and a non-metallic dichroic layer adhered to the coating layer. In another embodiment, the non-metallic dichroic layer directly contacts the electronic/embedded devices of the conductive layer. The laminate structures herein can be used in the hull of the air vehicles to communicate with satellites and ground based receiving stations, for example. The electronic/embedded devices of the laminate structures provide a low weight solution to transmitting and receiving data within an air vehicle.

The invention relates to a transmission system structure of a wind generating set, and in particular to a main bearing assembly of the wind generating set. The main bearing assembly of the wind generating set comprises an outer shaft, an inner shaft, a front bearing and a back bearing; the inner shaft is arranged in the outer shaft, the front bearing is arranged between one end of the outer shaft and one end of the inner shaft, and the back bearing is arranged between the other end of the outer shaft and the other end of the inner shaft; and a first flange is arranged at one end of the inner shaft, a second flange is arranged at the other end of the inner shaft, and a connecting flange is arranged on the wall of the outer shaft. The main bearing assembly has the beneficial effects that the structure is simple, the weight is small, and the cost is low; and the main bearing assembly is wide in application scope, and can be used on the set, in a machine cabin, of a transmission system and can also be used on a direct drive set, between the machine cabin and an impeller, of a power generator.

The invention discloses a vehicle conveying supporting device, a container with same and a vehicle conveying supporting method. The vehicle conveying supporting device at least comprises a first vehicle conveying support which comprises a first stand column and a first wheel supporting part; the first wheel supporting part is connected with the first stand column, and can move between a first position and a second position of the first stand column in the height direction; and in use, one end of the front end and the rear end of a vehicle is arranged on the first wheel supporting part and canmove between the first position and the second position together with the first wheel supporting part in the height direction of the first stand column, so that an inclination angle can be formed between the front end and the rear end of the vehicle. According to the vehicle conveying supporting device, an existing two-layer platform of an overall structure is eliminated, the weight of the vehicleconveying supporting device is relieved, the structure is simple, operation is convenient and fast, and the vehicle conveying supporting device adapts to containerization conveying of various vehicles.

The invention relates to a push rod driving anti-instability mechanism and a push rod driving device. The push rod driving anti-instability mechanism includes a far end base, a supporting chain groupand driving locking blocks, wherein the far end of a push rod extends through the far end base; the far end of the supporting chain group is connected to the far end base, and the near end of the supporting chain group extends along the driving path of the push rod; the driving locking blocks are arranged on the near end side of the far end base at intervals and connected with the push rod in a fastening mode, and the near end of the supporting chain group passes through the driving locking blocks and extends outwards; the part, between the far end base and the driving locking blocks, of the supporting chain group is a bound straight shape, and the part forms a supporting part of the supporting chain group to support the push rod; and the part, passing through the driving locking blocks, of the supporting chain group is a free bending shape, and the part forms a free part of the supporting chain group. According to the push rod driving anti-instability mechanism and the push rod driving device, supporting of the push rod can be effectively provided, meanwhile, the driving stroke of the push rod is hardly occupied, under the premise of the constant driving quantity, the length of the driving structure can be greatly reduced, and the amount of increasing or decreasing of the length of the push rod driving anti-instability mechanism is always consistent with that of the stroke ofthe push rod.

The embodiment of the invention provides a prosthetic hand. The prosthetic hand comprises a palm, five fingers, a driver and a first synchronous belt, wherein the five fingers are arranged on the palm according to corresponding positions of fingers of a human being, each finger is provided with at least two knuckles, the driver is arranged in the palm and used for outputting driving force, and the first synchronous belt is arranged in the palm and used for driving the knuckles of the five fingers under the driving force output by the driver for coupling buckling and stretching motions. According to the scheme, the driver is matched with the synchronous belt to drive the knuckles of the five fingers for coupling buckling and the stretching motions, and therefore the prosthetic hand can precisely and stably finish grasping, pinching, lateral pinching and other motions easily.

The invention discloses a fully-differential amplification and noise reduction method and device for a no-cable-based power capacitance measurement clamp meter. The device is composed of a voltage output host and the handheld measurement clamp meter. The method and device utilize a no-cable current sensor, a symmetrical resistance-capacitance filter circuit, a differential PGA, a differential mode converter ADS8667 and a digital signal processing chip TMS320VC5510 to perform fully-differential signal amplification, noise reduction and interference resistance. The handheld power capacitance measurement instrument is free of cables, small in size, light in weight and convenient to use and can be widely applied to power capacitance testing in the field of electrical and electronic testing and the field of electronic capacitance testing.