Abstract: A pump includes: a base with a through-hole flanked by an intake-hole and discharge-hole; an external cylinder fixed to the base; an end-fitting element disposed at external cylinder and having a through-hole; an internal cylinder inserted into the through-hole of end-fitting element and thereby partially received in external cylinder to fit coaxially inside external cylinder; a handle fixed to internal cylinder; a delivery pipe fixed to the base's through-hole and received coaxially in internal cylinder; an internal cylinder piston fixed to delivery pipe and received in internal cylinder; an external cylinder piston fixed to internal cylinder, received in external cylinder, and having a through-hole penetrated by delivery pipe; a check-valve disposed in intake-hole to ensure unidirectional gas movement therein; a discharge-valve disposed in discharge-hole; a control element for controlling discharge-valve to open and close; and a guide-channel communicating with the base's through-hole and intake-hole and co

Abstract: A semiconductor package comprises a substrate, a pad, a first isolation layer, an interconnection layer, and a conductive post. The substrate has a first surface and a second surface opposite the first surface. The pad has a first portion and a second portion on the first surface of the substrate. The first isolation layer is disposed on the first surface and covers the first portion of the pad, and the first isolation layer has a top surface. The interconnection layer is disposed on the second portion of the pad and has a top surface. The conductive post is disposed on the top surface of the first isolation layer and on the top surface of the interconnection layer. The top surface of the first isolation layer and the top surface of the interconnection layer are substantially coplanar.

Abstract: An integrated-style shear apparatus for testing a rock structural plane includes a frame system, a vertical loading system, a horizontal loading system, and a shearing system. Both the vertical loading system and the horizontal loading system are fixed on the frame system, and the shearing system is installed inside the frame system. The shearing system is used to prepare the sample of structural plane and actualize the shear test. The vertical loading system and the horizontal loading system are used to provide normal stress and shear stress for the shearing system respectively.

Abstract: An optical system for the generation of a structured light field comprises an array of light sources and a structuring unit separate from said array of light sources, said structuring unit being refractive or reflective and transforming the output of that array of light sources into a structured light illumination by collimating the light beam of each individual light source and directing each beam into the scene under vertical and horizontal angles that can be arbitrarily chosen by refraction or reflection.

Abstract: The invention discloses a use of paracetamol and a pharmaceutical preparation containing the same in preparation of anti-HPV drugs. The novel anti-HPV pharmaceutical preparation of the invention has a significant anti-HPV effect and low toxicity, and can be used for preventing and treating clinical symptoms caused by HPV infection, especially common warts, plane warts, plantar wart, vulvar cancer, penile neoplasms, anal carcinoma, prostate cancer, bladder cancer, cervical cancer, rectal cancer, oral cancer, tonsil cancer and the like.

Abstract: A dendritic polymer, a dendritic polymer monomer, and a hyperbranched copolymer are described. The dendritic polymer monomer has a structure denoted by Z?-(Q)n-Y, wherein Z? represents a structure denoted by the following formula (a) and/or formula (b), Q represents a dendritic constitutional repeating unit of the dendritic polymer monomer, n represents the generation number of the dendritic polymer monomer, and is an integer within a range of 2-6, Y represents a group that contains SO3? and COO?, R14-R16 can be identical to or different from each other, and are H or C1-C5 alkyl respectively. The monomer can be used as a copolymerizable monomer for preparing a hyperbranched polymer applicable to oil fields, the obtained hyperbranched polymer can be used as an inhibiting filtrate reducer for drilling fluid, flocculating agent, encapsulating agent, heat-resistant and salinity-resistant polymer flooding agent, and thickening agent for fracturing liquid, etc.

Abstract: This disclosure relates to a work machine with a chassis, with a mast block which is mounted on the chassis and has a rotary head which can be rotated about a vertical axis of rotation, and with a mast which has at least two mast arms, wherein each of the mast arms, with the exception of a last mast arm which has a free end, is pivotably connected, starting from a first mast arm, to the respectively following mast arm by means of an articulation, and wherein the first mast arm is mounted on the rotary head so as to be pivotable about a horizontal pivot axis. According to this disclosure, at least one chassis-mounted supporting device is provided which has a supporting surface on which a component of the articulation or a component of one of the articulations is supported.

Abstract: A vehicle includes a hood assembly that is located above an engine compartment. A hood latch assembly includes an auxiliary latch assembly. The auxiliary latch assembly includes an auxiliary lever that unlatches the auxiliary latch assembly from the hood assembly. A front grille assembly has an auxiliary lever access location formed as an opening between the hood assembly and the front grille assembly. An auxiliary lever access panel has a closed configuration that conceals at least a portion of the opening and an open configuration that exposes the opening to access the auxiliary lever.

Abstract: An object is to provide an emergency detachment device of a fluid handling device, the emergency detachment device having exceptional heat insulation performance and making it possible to handle extremely-low-temperature fluids such as liquid hydrogen. A first coupler 2 and a second coupler 3 are provided with a vacuum section 10 between an inner pipe section 5 and an outer pipe section 6, and are provided with two valves 1 in series. A remaining-fluid-transferring mechanism is provided such that, after second valves 1B provided further inward enter a closed-valve state during emergency detachment, residual fluid that remains closer to the first valves 1A than the second valves 1B is transferred into the inner pipes sections 5 provided further inward of the second valves 1B.

Abstract: To manufacture a shaped object more appropriately by adjusting weight and the like of the shaped object. A manufacturing method for a shaped object for manufacturing a three-dimensional shaped object by depositing a layer of shaping material, the manufacturing method includes: setting a weight of at least part of the shaped object to be a setting weight different from a filling weight that is weight in a case of forming the shaped object by filling deposition material used for deposition; and forming the shaped object to which the setting weight is set to be matched with the setting weight by forming at least part of the shaped object in a state of including a clearance inside as a region that is not formed with the deposition material.

Abstract: A load control apparatus and method for controlling movement of a suspended load is disclosed. The load control apparatus includes: a base for attachment to or forming part of a load; a support element pivotally secured to and extending from the base for receiving and/or connecting to a lift line; and actuation means connected to the support element and to the base at respective positions which are spaced from the pivotal connection between the support element and the base such that actuation, in use, of the actuation means causes the base to pivot relative to the support element.

Abstract: A pot support and method of use are disclosed for improving the efficiency at fuel-fired cookstoves. Heat transfer to a cooking vessel is improved by directing hot exhaust gases along the outer walls of a cooking vessel by providing a vertical lip at the outer edge of the pot support that lends to an improvement in cookstove thermal efficiency.

Abstract: A bumper assembly includes a bumper cover including one or more air deflectors extending inward from the bumper cover, a bumper reinforcement beam positioned rearward of the bumper cover, and a low speed bumper energy absorber that extends along a front surface of the bumper reinforcement beam between the bumper cover and the bumper reinforcement beam. The one or more air deflectors extend from the bumper cover toward the low speed bumper energy absorber at an oblique angle relative to a front face of the low speed bumper energy absorber to substantially isolate a portion of the bumper assembly from air leakage through the bumper assembly.

Abstract: A bumper assembly includes a bumper cover, a bumper reinforcement beam spaced apart from the bumper cover, and a low speed bumper energy absorber that extends along a front surface of the bumper reinforcement beam between the bumper cover and the bumper reinforcement beam. The low speed bumper energy absorber includes a body portion extending along the front surface of the bumper reinforcement beam, wherein at least a portion of the body portion is space apart from the bumper cover, and one or more air deflectors extending between the body portion and the bumper cover, wherein the one or more air deflectors substantially isolate a portion of the bumper assembly from air leakage through the bumper assembly.

Abstract: A construction device for an offshore wind turbine foundation with piling performed later. The construction device comprises an offshore wind turbine foundation (1), a pile casing (2) and a sleeve (3). The pile casing (2) is used for the installation of a steel pile (4) and arranged at the bottom of the offshore wind turbine foundation (1). The lower end of the sleeve (3) is detachably connected with the upper end of the pile casing (2). A construction method for an offshore wind turbine foundation with piling performed later is also provided.

Abstract: The present invention relates to a self-pouring mold system which ensures uniformity of a material by laterally pouring concrete into a mold installed on a side of a wall structure and minimizing a fall head generated when the concrete is poured to prevent bleeding, thereby ensuring uniformity of a fire-proofing material and adjusting a required fire-proofing coating thickness, and a method of fire-proofing, repairing, and reinforcing using the same.

Abstract: A bumper assembly includes a bumper cover, a bumper reinforcement beam spaced apart from the bumper cover, a low speed bumper energy absorber that extends along a front surface of the bumper reinforcement beam between the bumper cover and the bumper reinforcement beam, and a low force energy absorber positioned below the low speed bumper energy absorber. The low force energy absorber includes a body portion extending along the front surface of the bumper reinforcement beam and one or more air deflectors extending from an upper surface of the body portion between the low speed bumper energy absorber and the bumper cover. The one or more air deflectors are configured to substantially isolate a portion of the bumper assembly from air leakage through the bumper assembly.

Abstract: An exoskeleton wheelchair system includes a base, one or more wheels coupled to the base, a body support connected to the base. The body support includes a back support, and one or more leg supports pivotally coupled to the back support. The exoskeleton wheelchair system also includes an actuator linked with the one or more leg supports and configured to rotate the one or more leg supports, a processor, a memory module, and machine readable instructions that, when executed by the processor, cause the processor to rotate the one or more leg supports with the actuator. The one or more leg supports pivot about a first axis when the back support is in a standing position mode, and the first axis is maintained at a fixed position when the one or more leg supports pivot about the first axis while the back support is in the standing position mode.

Abstract: Disclosed are a modulation method of a modular multilevel converter and a fault isolation method of a submodule unit. The modulation method comprises a first mode and a second mode, and the first mode and the second mode operate cyclically. In the first mode, a first power semiconductor switch and a second power semiconductor switch are turned on alternately, while a third power semiconductor switch is turned off normally and a fourth power semiconductor switch is turned on normally. In the second mode, the third power semiconductor switch and the fourth power semiconductor switch are turned on alternately, while the first power semiconductor switch is turned on normally and the second power semiconductor switch is turned off normally.

Abstract: A semiconductor package device includes a substrate, a first package body, a permeable element and a coil. The substrate includes a first surface. The first package body encapsulates the first surface of the substrate. The permeable element includes a first portion disposed on the first surface of the substrate and a second portion disposed on the package body. The coil is within the first package body.