35results about How to "Reduce bulkiness" patented technology

Disclosed are systems, methods, procedures and devices incorporating a variety of impact absorbing structures (IAS) and / or buckling structure arrays into protective garments, vests and / or other items, which can greatly enhance wearer comfort, improve garment durability, improve wearer athletic performance, reduce cost of manufacture and / or minimize impact forces and trauma to the wearer's body.

Instrumentation for a modular prosthesis having a stem and a neck comprises a handle and an adaptor. The handle extends along an axis. The handle has a distal end and a proximal end. The proximal end has a blunt surface configured to be struck. The adaptor has a male end configured to mate inside the bore of the stem. The adaptor further has a surface configured to mate with the distal end of the handle. The adaptor is configured to have a medial portion and a lateral portion. The medial portion has a relief such that the adaptor is configured to disengage the stem when the adaptor is rotated relative the stem.

An adjustable steering column assembly including a column jacket moveable in at least one of a telescoping direction and a raking direction is disclosed. First and second gears are coupled to a rake bracket and mesh with each other with the first gear rotatable about a first pivot axis transverse to a longitudinal axis and the second gear rotatable about a second pivot axis transverse to the longitudinal axis and spaced above the first pivot axis such that rotation of the first gear causes rotation of the second gear. A cam mechanism is coupled to the rake bracket and to each of the first and second gears with the cam mechanism movable along the first and second pivot axes during rotation of the first and second gears for selectively engaging the rake bracket to prevent movement of the column jacket in at least one of the telescoping and raking directions.

An antenna structure with reduced bulkiness and capable of changing antenna directivity is provided. In order to achieve such an effect, the antenna structure includes a feed element of one of an inverted F type and a loop type, and a passive element of one of the inverted F type and loop type, and having a variable reactor so as to be capable of changing an electrical length, and the feed element and passive element are disposed with a predetermined distance therebetween.

The invention discloses a commitment existence proof method based on a blockchain. The method comprises the following steps that: constructing a box selection window, and according to the commitment box selection number of the constructed box selection window, carrying out box selection to obtain a plurality of commitment sets which comprise a corresponding quantity of commitments from the commitment array of the blockchain; constructing the commitment Merck tree of each commitment set in the plurality of commitment sets, and storing the public root node of the commitment Merck tree of each commitment set to each blockchain node to form a public root pool; and receiving a private account transferring request sent from a person who transfers the account, and according to the public root pool and the public root node and proof in the private account transferring request, proving the existence of the commitment to be proved in the private account transferring request by each blockchain node. The invention also discloses commitment existence proof equipment based on the blockchain, and a readable storage medium. According to the method, space occupation and operation time can be reduced, and the existence proof efficiency of private funds is improved.

Diary entries may be created and a digital signature be calculated and appended at many locations and, from such locations, transmitted as a diary record to an archive over the Internet or Web. To ensure that user 1 cannot modify or delete a diary entry, once it is sent to archive 3, user 1 and archive 3 enter into an agreement that archive 3 may store the submitted diary records for a fixed period of time, and that archive 3 may not allow anyone, including user 1, to modify or delete these records during this time interval.

The disclosure relates to a Hall-effect ion ejection device that comprises a longitudinal axis substantially parallel to the ion ejection direction, and comprises at least: a main ionization and acceleration annular channel, the annular channel being open at its end; an anode extending inside the channel; a cathode extending outside the channel at the outlet thereof; a magnetic circuit for generating a magnetic field in a portion of the annular channel, said circuit including at least an annular inner wall, an annular outer wall and a bottom connecting the inner and outer annular walls and defining the downstream portion of the magnetic circuit; characterised in that the magnetic circuit is arranged so as to create at the outlet of the annular channel a magnetic field independent from the azimuth.

Process for fastening an accessory to a hollow body obtained by molding a molten plastic parison and using a plastic connector comprising coupling means for the accessory and a stop surface intended to limit the penetration of the connector into the molten plastic, according to which the stop surface is provided with a curved double lip (or one-piece part having two concentric curved edges, i.e., two protuberances located preferably at its periphery, which are concentric and are in relief relative to the remainder of the part) and the connector is welded to the inner wall of the parison using this double lip.

A micro power outages compensation module for at least one server includes one or more capacitive storage element for storing electrical energy which is releasable for compensating the outages, the module futher including a controller for the charging and / or the discharge of the capacitive storage element(s), limiting the charging and / or discharge current of the capacitive storage element(s) sufficiently to enable hot plugging and / or unplugging of the module even during operation of the server.

A fuel cell electric generator designed for back-up in the absence of network electricity supply. The generator comprises a fuel cell stack, means for supplying the stack with a first and a second reagent flow comprising, in turn, pressure reducing means, and a manifold body to communicate with the stack said first and second reagent flows and at least a flow of coolant fluid via a respective coolant loop. The manifold body comprises inside chambers for the mixing of said reagent flows with corresponding re-circulated product flows and a coolant fluid expansion chamber within which said pressure reducing means of said first and second reagent flows are positioned at least partially drowned by said coolant. Method for the start-up and shut-down of the generator, and a method for detecting the flooding of a fuel cell and a method for detecting the presence of gas leakages in the generator are also disclosed.

A high voltage power controlling apparatus of an image forming apparatus including a DC (direct current) power controller to convert and output a first PWM (pulse width modulation) signal provided from an engine controller into a switching waveform signal, a first voltage transformer to transform the switching waveform signal output from the DC power controller, a rectifier to rectify output power transformed by the first voltage transformer into DC power, first through N (where N is a positive integer greater than one) DC supplies to adjust and output the DC power rectified by the rectifier such that the DC power is adjusted to a predetermined level, first through N AC (alternating current) power controllers to convert and output a second PWM signal provided from the engine controller into switching waveform signals, and second through N+1 voltage transformer to transform the switching waveform signals output from the first through N AC power controllers, to overlap the transformed powers with the DC powers having predetermined levels of the first through N DC supplies, and to output the overlapped powers to first through N developers, respectively.

A micro power outages compensation module for at least one server includes one or more capacitive storage element for storing electrical energy which is releasable for compensating the outages, the module further including a controller for the charging and / or the discharge of the capacitive storage element(s), limiting the charging and / or discharge current of the capacitive storage element(s) sufficiently to enable hot plugging and / or unplugging of the module even during operation of the server.

An X-ray imaging system comprises an X-ray tube (6), a ceiling suspension (2) for the X-ray tube, a detector trolley (12) with an X-ray detector (10) mounted thereon, an active sensor matrix (24), an optical indication unit (20) and a control unit (26). The active sensor matrix (24) is fixedly mounted on the ceiling suspension (2), the optical indication unit (20) is fixedly mounted to the detector trolley (12) and is adapted for emitting an optical indication (22) onto the active sensor matrix (24). The control unit (26) is connected to the active sensor matrix (24) and is adapted for acquiring the position of the optical indication (22) on the active sensor matrix (24) and to create control signals for aligning the detector trolley position and the ceiling suspension position relative to each other such that the optical indication is present on a predetermined spot on the active sensor matrix. This eliminates the need of a mechanically fixed arm carrying a detector unit at a fixed spatial relationship to an X-ray arm as the detector and the X-ray tube are be linked by a position following process.

An X-ray imaging system includes an X-ray tube (6), a ceiling suspension (2) for the X-ray tube, a detector trolley (12) with an X-ray detector (10) mounted thereon, an active sensor matrix (24), an optical indication unit (20) and a control unit (26). The active sensor matrix (24) is fixedly mounted on the ceiling suspension (2), the optical indication unit (20) is fixedly mounted to the detector trolley (12) and is adapted for emitting an optical indication (22) onto the active sensor matrix (24). The control unit (26) is connected to the active sensor matrix (24) and is adapted for acquiring the position of the optical indication (22) on the active sensor matrix (24) and to create control signals for aligning the detector trolley position and the ceiling suspension position relative to each other.

To provide a ceramic powder having low bulkiness and good dispersibility.In the ceramic powder, the volume ratio of aggregated particles having a particle diameter larger than a reference particle diameter is 35 vol. % or more and the volume ratio when ultrasonic dispersion treatment for 10 minutes at an oscillation frequency of 19.5 kHz and an output power of 10 W is applied is 4 vol. % or less. The reference particle diameter is a particle diameter equivalent to a cumulative 0.1 vol. % diameter from the large diameter side when the ceramic powder is subjected to ultrasonic dispersion treatment for 3 minutes at an oscillation frequency of 19.5 kHz and an output power of 150 W.

A substrate integrated waveguide (SIW) for phase shifter for millimeter wave applications has a waveguide with a plurality of curved sections and which passes through the substrate from a wave entry port to a wave exit port. The plurality of curved sections forms a serpentine path of curves in a first direction followed by curves in a second direction which are opposite the first direction. Phase shifting elements are positioned in the waveguide in each of the curved sections. The phase shifting elements may take the form of PIN diodes or a pattern of liquid metal filled vias in the waveguide.

The invention discloses a method and a system for stitch-bonded wool flocculus. The method comprises the steps that purchased scoured wool fiber raw material is further subjected to carbonization and impurity removal, and the treated wool fiber is ready for use; the scoured wool and other fibers are uniformly mixed according to the proportional requirement of technological design; after being combed, the scoured wool and other fibers are diagonally paved into a fiber net according the requirement of certain gram weight per square meters; the wool fiber net is conveyed to a stitch-bonding machine through a cloth conveying device, wool yarns are conveyed by a warp conveying device and arranged at the stitch-bonding machine, the wool fiber net is subjected to single-sided or double-sided stitch bonding processing according to the technological design requirement, and finally the wool fiber net is reinforced to form the stitch-bonded type wool flocculus; and the stitch-bonded type wool flocculus is wound on a winding mechanism so as to be tailored as wool cold protective clothing flocculus. According to the method and the system for the stitch-bonded wool flocculus, the wool leakage phenomenon of the wool fiber is obviously reduced, the net forming quality of wool fiber is also improved, the stitch-bonded wool flocculus is firmer and thinner than needled flocculus, the bulky feeling of wool cold protective clothing is effectively reduced, and the aesthetics and product grade of the wool cold protective clothing are greatly improved.

The invention relates to the technical field of photovoltaic mounting frames, and discloses an adjustable photovoltaic mounting frame, which includes a front L-shaped cover plate, the left cavity of the front L-shaped cover plate is socketed with the transverse plate of the left front plate, The longitudinal board of the left front board is socketed with the front cavity of the left L-shaped sleeve, the rear cavity of the left L-shaped board is socketed with the longitudinal board of the left rear board, and the horizontal board of the left rear board is connected with the The left cavity of the rear L-shaped sleeve is socketed, the right cavity of the rear L-shaped sleeve is socketed with the horizontal board of the right rear board, and the longitudinal board of the right rear board is connected with the rear space of the right L-shaped board. Cavity socket, the front cavity of the right L-shaped sleeve is socketed with the longitudinal board of the right front board, and the horizontal board of the right front board is socketed with the right cavity of the front L-shaped board, so that they are combined into one area Regulating mechanism. The invention solves the problem that the existing photovoltaic system installation frame does not meet the variability of the photovoltaic system, and only needs to be adjusted, saves materials, and satisfies the variability of the photovoltaic system through adjustment.

The invention discloses a method for proving the existence of a commitment based on a blockchain, comprising: constructing a frame selection window, and selecting the number of commitment frames in the constructed frame selection window from the commitment array of the block chain Select a number of commitment sets containing the corresponding number of commitments; construct the commitment Merkle tree of each commitment set in the number of commitment sets, and store the public root node of the commitment Merkle tree of each commitment set in each blockchain node , to form a public root pool; receive the private transfer request sent by the transferer, and each block chain node proves that the pending Prove the existence of the promise. The invention also discloses a blockchain-based commitment existence proof device and a readable storage medium. The invention can reduce space occupation and calculation time, and improve the efficiency of existence proof of private funds.

The invention relates to a turntable, in particular to a novel single-point support static balance type tone arm structure relating to the turntable. The tone arm structure comprises a tone arm and a barrel bracket, wherein the tone arm is mounted on the barrel bracket; a connecting tube body downwards extends out of the barrel bracket; a lower end opening of the connecting tube body is freely located in the top surface of a sphere; a support tube body is arranged below the sphere; and the sphere is freely located in an upper end opening of the support tube body. The tone arm structure is a novel single-point type structure of the tone arm; due to the application of various materials, the limitation of a conventional tone arm multi-point structure is broken through; the tone arm structure has flexibility of a single-point arm and is relatively stable; a bearing is made of a ceramic material, so that the wear resistance is greatly improved; and a carbon fiber tube and the ceramic material are used, so that the friction of a contact surface is reduced and the tone arm structure has flexibility of the single-point arm and is relatively stable.

An electromagnetic induction furnace which is intended to melt at least one electrically conductive material, such as an oxide and / or a metal, and which includes at least one inductor having at least one turn and at least one cooling circuit suitable for cooling at least the inductor. Said furnace is characterized in that the heat-transfer fluid of at least one cooling circuit is supercritical CO2. The invention also relates to a method for operating the furnace and to the use thereof for melting a mixture of metals (steel, zirconium, etc.) with oxides (uranium UO2, zirconium, etc.), as well as concrete components, the mixture representing a corium.

The invention discloses a connection joint between elbow-type damper supports. The connection joint between the elbow-type damper supports comprises a lower end supporting connecting end head, an upper left section supporting connecting end head and an upper right section supporting connecting end head. The end heads are connected through pin shafts, the three elbow-type supports are convenientlyconnected into a whole, a self-locking phenomenon generated by the structure of the connection joint between the multiple supports is avoided, a design force transmission path is consistent with the connection joint between the elbow-type damper supports, and the connection joint between the elbow-type damper supports is a convenient and reliable connection joint form.

The invention provides an in vitro dual-dynamic degradation performance monitoring device for a medical magnesium alloy implantable device. The device realizes a controllable environment for simulating the movement of human tissues and organs in vitro of the medical magnesium alloy implantable device through the combined action of a motor, a speed reducer, a rotating disc, a crank connecting rod mechanism, a driving magnetic component, a driven magnetic component and a computer, and the in vitro constant temperature dynamic simulation environment of the medical magnesium alloy implantable device is completed through the combined action of a circulating pump, a flowmeter, a sample tank, a constant-temperature tank, a liquid storage tank, a pipeline and the computer; temperature and pH changes during the in vitro dual-dynamic corrosion degradation process are monitored by using a thermometer and pH meter; the dual-dynamic degradation rate is visually characterized by using a hydrogen evolution method; the degradation performance and the degradation rate are monitored and analyzed by using the combined action of an electrochemical workstation and the computer; and a stable and reliable monitoring device is provided for the in vitro dual-dynamic degradation performance analysis of the medical magnesium alloy implantable device, which greatly improves the possibility of medical industrialization of magnesium alloys.

A method for manufacturing a composite warm-keeping textile structure includes the steps of: applying an elastic gripper-puffing mechanism to perform puffing operations upon opened cotton fibers for forming at least one puffy fiber agglomerate; applying the elastic gripper-puffing mechanism to grab unit fiber agglomerates from the puffy fiber agglomerate and further to drop the unit fiber agglomerates onto a first cloth layer on an operational platform; vibrating the operational platform to have the unit fiber agglomerates to be evenly distributed over the first cloth layer, so that the unit fiber agglomerates are formed as a fiber agglomerate distribution layer adhered onto the first cloth layer; and, having a second cloth layer to cover the fiber agglomerate distribution layer, so that the first cloth layer and the second cloth layer clamps together the fiber agglomerate distribution layer in between to form the composite warm-keeping textile structure.

An emergency opening device for an aircraft door provided with an opening mechanism including an actuating device (2, 5) for the opening mechanism, which includes a tubular operating member (2); elastic compression device (5); an activation device (31) for the actuation device (2,5); the operating member (2) includes a first end element (10) and a second end element (11) which are freely translatable movable relative to each other along the movement axis (X).

The invention relates to a turntable, in particular to a novel single-point support static balance type tone arm structure relating to the turntable. The tone arm structure comprises a tone arm and a barrel bracket, wherein the tone arm is mounted on the barrel bracket; a connecting tube body downwards extends out of the barrel bracket; a lower end opening of the connecting tube body is freely located in the top surface of a sphere; a support tube body is arranged below the sphere; and the sphere is freely located in an upper end opening of the support tube body. The tone arm structure is a novel single-point type structure of the tone arm; due to the application of various materials, the limitation of a conventional tone arm multi-point structure is broken through; the tone arm structure has flexibility of a single-point arm and is relatively stable; a bearing is made of a ceramic material, so that the wear resistance is greatly improved; and a carbon fiber tube and the ceramic material are used, so that the friction of a contact surface is reduced and the tone arm structure has flexibility of the single-point arm and is relatively stable.

The invention discloses a method and a system for stitch-bonded wool flocculus. The method comprises the steps that purchased scoured wool fiber raw material is further subjected to carbonization and impurity removal, and the treated wool fiber is ready for use; the scoured wool and other fibers are uniformly mixed according to the proportional requirement of technological design; after being combed, the scoured wool and other fibers are diagonally paved into a fiber net according the requirement of certain gram weight per square meters; the wool fiber net is conveyed to a stitch-bonding machine through a cloth conveying device, wool yarns are conveyed by a warp conveying device and arranged at the stitch-bonding machine, the wool fiber net is subjected to single-sided or double-sided stitch bonding processing according to the technological design requirement, and finally the wool fiber net is reinforced to form the stitch-bonded type wool flocculus; and the stitch-bonded type wool flocculus is wound on a winding mechanism so as to be tailored as wool cold protective clothing flocculus. According to the method and the system for the stitch-bonded wool flocculus, the wool leakage phenomenon of the wool fiber is obviously reduced, the net forming quality of wool fiber is also improved, the stitch-bonded wool flocculus is firmer and thinner than needled flocculus, the bulky feeling of wool cold protective clothing is effectively reduced, and the aesthetics and product grade of the wool cold protective clothing are greatly improved.