31results about How to "Reduce variant" patented technology

Floorboards for installation of floors in herringbone pattern are formed with two opposite sides inverted relative to each other. The invention further comprises methods for producing and making floorings comprising such floorboards, as well as fitting pieces and sets of parts for such floorings.

A flooring includes rectangular floorboards with long sides and short sides, the floorboards being joined in a herringbone pattern, long side to long side and long side to short side, wherein the floorboards have a surface layer of laminate, and the long sides of the floorboards have pairs of opposing mechanical connectors which at least allow locking-together both horizontally and vertically by inward angling.

The invention relates to a wallboard automatic cleaning machine capable of cleaning the panels of exterior walls, glass or solar panels, wherein the machine is arranged on the same side with an object to be cleaned. The machine comprises a plurality of sets of parallel tracks in the long axial direction. A water conduit and electric rails are arranged on the tracks. The pipe wall of the water conduit is provided with a plurality of magnetic valves spaced from each other. A sliding engine base is arranged on the long axial tracks. A conductive frame is correspondingly arranged on the sliding engine base. The conductive frame is provided with a magnetic body in the long axial direction capable of opening or closing the cleaning water relative to the magnetic valves. A brush in the long axial direction is arranged between two adjacent sliding engine bases.

The invention relates to a center regulating rotary table for a Helmholtz coil. The device comprises a main structural frame (29) and an azimuth and lifting frame (37), wherein the main structural frame (29) comprises two circular ring-shaped plates (2) which are coaxially fixed; the circular ring-shaped plates (2) are provided with semicircular holes (49); the peripheral ring-shaped surfaces of the circular ring-shaped plates (2) are provided with grooves around the whole peripheries; the coil is wound in the grooves; the azimuth and lifting frame comprises a height regulating unit, a horizontal azimuth regulating unit and an inclination angle regulating unit; and by the arrangement of the units, high-accuracy three-dimensional continuous regulation on the height, the azimuth of spherical coordinates and the inclination angle position is implemented. The center regulating rotary table for the Helmholtz coil has the advantages that each part of the Helmholtz coil disclosed by the invention is reasonably designed, is simple and convenient to assemble and disassemble, is easy to frequently disassemble and carry and can easily implement omnibearing high-accuracy detection; and the Helmholtz coil disclosed by the invention has field windproof design and has good outdoor use applicability and strong anti-interference performance.

The invention relates to a method in which a washing liquid in a suds container (3) is heated and a washing temperature of the washing liquid is set in order to wash laundry items (7) in a program-controlled domestic appliance (1) used for treating laundry items. In said method, laundry-specific and / or appliance-specific parameters, in particular the temperature of the washing liquid (6), are detected and the washing liquid is heated in dependence on the parameters in order to set a specific target temperature. The method is characterized in that, during a wetting phase (A2), in which washing liquid (6) is fed to the suds container (3) in order to wet the laundry items (7), a heating device (16) included in the domestic appliance is activated in order to heat the washing liquid (6), and the washing liquid (6) is heated by means of the heating device (16) to a wetting-phase temperature (Tn) that is lower than the target temperature (Tz) that is associated with a washing method selected by an operator. The method preferably also comprises a hot-water controller which causes the washing liquid to be heated to the target temperature during the wetting phase. The invention further relates to a corresponding domestic appliance.

The invention relates to a proportional value adjustable high pressure common rail proportional electromagnetic valve. The proportional value adjustable high pressure common rail proportional electromagnetic valve comprises a valve seat and a valve casing; a coil and an armature are arranged in the valve casing; a valve core is arranged in the valve seat; a piston is arranged in the valve core; an ejector rod is arranged in a coil chamber; one end of the ejector rod is in interference fit with the armature; the other end of the ejector rod penetrates a hole to be in contact with the bottom surface of the piston, wherein the hole is formed at the tail end of the valve core; the circumferential direction of the valve seat is provided with a first inlet hole; a second inlet hole is formed in the circumferential direction of the valve core corresponding to the first inlet hole; the circumferential direction of the piston is provided with an annular groove; the circumferential direction of the annular groove is provided with a flow hole which is communicated with an inner chamber of the piston to enable the second inlet hole which is formed in the valve core to be blocked through the circumferential direction outside the annular groove of the piston. The proportional value adjustable high pressure common rail proportional electromagnetic valve is characterized in that one end of the valve seat, which is far away from the valve casing, is in in interference fit with a spring seat; the center of the spring seat is provided with a screw hole; an adjustment screw is arranged in the screw hole; a spring is arranged in the piston; one end of the spring abuts against the inner bottom of the piston and the other end of the spring abuts against the spring seat; the inner end of the adjustment screw extends into the spring. The proportional value adjustable high pressure common rail proportional electromagnetic valve can be applied to different specifications of oil pumps and is suitable for a high pressure common rail system of a diesel engine.

The invention discloses a hydraulic balance loading large torque static calibration device which comprises a torquemeter main shaft. Both ends of the torquemeter main shaft are symmetrically and fixedly connected with correction arms. Upper and lower ends of each correction arm are respectively connected with an upper triangular knife and a lower triangular knife. Each upper triangular knife is connected with an upper V-shaped block. Each lower triangular knife is connected with a lower V-shaped block. The lower part of a lower V-shaped block is provided with a first pull and press sensor and a first cylinder. The lower part of a lower V-shaped block on the other end is provided with a second pull and press sensor and a second cylinder. According to the invention, the left first cylinder is used to carry out balance loading; pulling and pressing are carried out at the same time; the torquemeter main shaft only bears torque, but does not bear a radial force; deformation is reduced; frictional resistance is reduced; and the static calibration precision is improved.

The present invention relates to a spindle apparatus 100 for use on a numerically controlled machine tool, which spindle apparatus 100 has the following: a spindle housing 1, and a spindle shaft 15 which is mounted in the spindle housing, the spindle apparatus 100 having, furthermore, an electrically earthed section 4 which holds at least one rod element 20 which comprises an electrically conductive material, and the at least one rod element 20 being arranged in such a way that it makes contact with the spindle shaft 15 so as to bear tangentially against an outer circumference of the spindle shaft 15.

The invention discloses an embossing device of a large-width wallpaper device. An opposite-pressing rubber covered roller, an embossing roller, an embossing rubber covered roller and a back-pressing steel roller are sequentially installed between wallboards on the two sides. The two ends of the opposite-pressing rubber covered roller are respectively and fixedly connected with a sliding block. Each sliding block is arranged on a guiding rail inside an opposite-pressing rubber covered roller support. The two opposite-pressing rubber covered roller supports are fixed on the wallboards on the two sides respectively. A left embossing oil cylinder is further fixed on each opposite-pressing rubber covered roller support. A piston rod of each left embossing oil cylinder is connected with the sliding block on the same side. The two ends of the embossing rubber covered roller are arranged on the wallboards on the two sides in a sliding mode respectively through an embossing rubber covered roller sliding base. The two ends of the back-pressing steel roller are arranged on the wallboards on the two sides in a sliding mode respectively through a pressed steel roller sliding base. Each pressed steel roller sliding base is connected with a piston rod of a right embossing oil cylinder through a connecting rod. The two right embossing oil cylinders are fixed on the wallboards on the two sides respectively through a set of oil cylinder supports. The embossing device of the large-width wallpaper device is simple in structure and meets the production requirements of large-width wallpaper.

The invention discloses a solar drip irrigation system for an ecological reinforced soil slope structure. The structure comprises a drainage ditch, an intercepting ditch and soil planting bags, wherein a water delivery pipe is mounted in the drainage ditch and fixedly connected with the inlet end of a water pump, a water replenishing pipe is fixedly connected with the outlet end of the water pump,and the upper end of the water replenishing pipe extends into the intercepting ditch; the intercepting ditch is formed in the top of the slope surface, a main pipeline is installed in the intercepting ditch, meanwhile, an electromagnetic valve and a filter are installed on the main pipeline, a roadbed is arranged on the lower side of each gravel layer, and a solar panel is fixed to the slope toethrough a support. According to the solar drip irrigation system for the ecological reinforced soil slope structure, rainwater collected in the drainage ditch can be supplemented to the intercepting ditch under the action of the water pump, the rainwater is recycled, and time and labor are saved.

The invention discloses a direct-writing forming based preparation method for a multielement ceramic functional gradient material, and belongs to the technical field of additive manufacturing. The technical problem to be solved in the invention is that there is no proper direct-writing forming technology for preparing the multielement ceramic functional gradient material. The preparation method comprises the following steps: separately injecting different ceramic slurry into multiple layers of coaxial feed cylinders; independently controlling each layer of the feed cylinders to perform extrusion in a direct-writing forming process, thereby obtaining multielement ceramic functional gradient material blanks; and freeze-drying, and vacuum-sintering to obtain the multielement ceramic functional gradient material. A compounding way of multielement materials can be adjusted, so that control on functional gradient of the ceramic materials is realized, and a design range of the ceramic functional gradient material is increased.

The invention relates to spectacles having a spectacle frame (11) and at least one additional frame (20) that can be placed on the front of said spectacle frame so as to be removable, both frames having lenses (12, 22) made of transparent material. The lenses (12) of the spectacle frame (11) are varifocal lenses for the purpose of correcting vision for different distance ranges in order to achievein each case maximum or clear visual acuity for at least one distance range, while the lenses (22) of the additional frame (20) are single-vision lenses or varifocal lenses. In combination with the lenses (12) of the spectacle frame (11), the lenses of the additional frame correct vision in a manner customized to the needs of the user. In a simple, cost-effective and convenient manner, a broad field of sharp vision in all distance ranges is afforded to the user, and therefore significantly improved vision comfort tailored to their requirements is provided.

The invention relates to a novel qi and blood promoting machine.The qi and blood promoting machine has three structures. A first structure comprises a bottom plate (1), a qi and blood circulating machine (2), a footboard (3), a pull handle (5), an upper pull rod (6), a vertical rod (7), a bottom-widening rear rod (8) and an auxiliary rod (9). A second structure comprises a qi and blood circulating machine (1'), a triangular transverse rod (2'), a footboard (3'), a safety buckle (4'), a pull handle (5'), an upper pull rod (6') and a vertical rod (7'). A third structure comprises a qi and blood circulating machine (1''), a footboard (2''), a grab bar (3''), a safety buckle (4''), a pull handle (5''), an upper transverse rod (6'') and a vertical rod (7''). The technical scheme provided by the novel qi and blood promoting machine is advantaged by being convenient in installation, safe in operation and low in noise and is detachable, firm and not easily damaged and helps to improve usage effect.

The invention relates to a fishbone type ion permeable membrane drum. The drum comprises an inner container and an outer barrel, wherein fishbone type inclined lines are formed on an outer barrel wall and form an angle of 60 degrees with the axial direction of the outer barrel; rib groups are arranged on the fishbone type inclined lines and comprise small ribs, and a large rib is arranged on the rib groups; and the rib groups are parallel to the round cross section of the outer barrel. The drum is simple in structure, is low in cost and can produce an ion permeable membrane which can be used for solving the short circuit problem caused by active material falling during a storage battery use process.

The invention discloses an anti-slipping clothes rack which comprises a clothes rack body and a clothes rack hook. Anti-slipping protrusions are arranged at the load bearing positions of the clothes rack body and made of a soft plastic material, and the anti-slipping clothes rack effectively prevents clothes from dropping.

The invention discloses a sealing strip material based on a partially hydrogenated polystyrene-b-conjugated diene / divinyl benzene random copolymer and a preparation method thereof. The sealing strip material comprises a partially hydrogenated polystyrene-b-conjugated diene / divinyl benzene random copolymer, sulfur, a reinforcing agent, a filling agent, filling oil, a coupling agent, an accelerant,a post-effect vulcanizing agent and auxiliary materials such as zinc oxide, stearic acid and an anti-aging agent. The sealing strip with good physical and mechanical properties, strong ageing resistance, good heat resistance, low compression deformation, continuous tension resistance and long anti-fatigue time can be obtained through mixing, extrusion and vulcanization, and the sealing strip is particularly suitable for outdoor windows.

The invention relates to a roller compacted concrete dam structure and a construction method, and relates to the technical field of hydraulic engineering. The roller compacted concrete dam structure comprises a roller compacted concrete part and normal state concrete parts laid on the two sides of the roller compacted concrete part; the roller compacted concrete part comprises a plurality of roller compacted concrete layers; each roller compacted concrete layer is provided with a cooling mechanism; and each cooling mechanism comprises a plurality of sections of cooling pipes evenly distributed in the length direction of the corresponding roller compacted concrete layer, and every two adjacent sections of cooling pipes are not connected or flexibly connected. The construction method comprises the steps of cooling pipe laying, discharging, flattening, rolling compaction, water passing, normal state concrete pouring and the like. According to the roller compacted concrete dam structure and the construction method, the probability that the roller compacted concrete layers are damaged can be reduced, the probability that roller compacted concrete is eroded by cooling water is reduced, the solidification efficiency of the roller compacted concrete layers is improved, and accordingly the strength of a roller compacted concrete dam is improved.