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69results about How to "Leaps of improvement" patented technology

Rotary gas distribution device for pneumatic chuck

The invention relates to a rotary gas distribution device for a pneumatic chuck, which comprises a jacket, a sliding bearing which is sleeved in the jacket in an interference manner and an inner shaft forming a sliding bearing pair with the sliding bearing, wherein the inner shaft comprises a rotating part sleeved in the sliding bearing and a connecting part extending out of the sliding shaft andbeing detachably fixedly connected with a lathe main spindle; a first gas inlet and a second gas inlet are arranged on the jacket; a first rotary gas cavity and a second rotary gas cavity which respectively correspond to the first gas inlet and the second gas inlet are arranged on the sliding bearing; and a first gas outlet communicated with the first rotary gas cavity through a first gas channeland a second gas outlet communicated with the second rotary gas cavity through a second gas channel are arranged on the connecting part of the inner shaft. The rotary gas distribution device has the advantages of no need of maintenance, no noise, small volume, light weight, capability of realizing high-speed operation, and the like. Due to the adoption of the rotary gas distribution device, the defects of the traditional rotary gas distribution device are eliminated and the manufacture cost is correspondingly lowered.
Owner:常州市力源恒机械有限公司

Fruit protection bag with light scattering part as well as manufacturing method and use method thereof

The invention provides a fruit protection bag which can be covered on fruits such as grapes, pears, apples and the like to protect the fruits from being damaged by birds or sunburn. The fruit protection bag comprises a bag main body made from a transparent or semitransparent thermoplastic resin film and a light scattering part made from thermoplastic resin, wherein at least two side edges of the bag main body except for an opening part are melted and covered; the whole surface is provided with a plurality of venting pores; and the light scattering part is folded on either side or two sides of the back surface of the bag main body and is melted and covered on two side edges close to the opening part in a stripping mode. The fruit protection bag further comprises a tightening installation part, and the tightening installation part consists of one of a raised tightening rope, a tightening installation piece or a tightening metal wire, wherein the tightening rope is melted and covered close to the opening part of the bag main body, is used for tightening the bag main body on a support branch part, is provided with a clamp bulge and is made from thermoplastic resin; the tightening installation sheet is made from the thermoplastic resin; and the tightening metal wire is covered by the thermoplastic resin. The light scattering part is formed by mixing the thermoplastic resin with one of white colorant, pearl colored colorant or metallic powder or printing or coating on a film.
Owner:NIDAIKI

Circular blade with accurate positioning structure and cutting tool

The invention discloses a circular blade with an accurate positioning structure and a cutting tool. The circular blade comprises a blade body, wherein the blade body is composed of an upper surface, a lower surface and a side face which is used for connecting the upper surface with the lower surface; and the blade body is provided with a center hole which penetrates through the upper surface and the lower surface, the blade body is centrosymmetric relative to the central axis of the center hole, the upper surface intersects with the side face to form a cutting edge, the inner surface of the center hole is provided with at least two lug bosses, and the included angle between every two adjacent lug bosses is smaller than 180 degrees. The cutting blade has the advantages that positioning is reliable and stable, multi-ply clamping can be achieved, and the service life is long. The cutting tool is provided with the circular blade, sliding or rotating of the circular blade in the peripheral direction in the using process can be eliminated, the stability of the cutting edge in a cutting region is guaranteed, other cutting processes are prevented from participating in one cutting process, the usable frequency of the circular blade on the cutting tool is effectively stabilized, and then the service life of the cutting tool is prolonged.
Owner:ZHUZHOU CEMENTED CARBIDE CUTTING TOOLS CO LTD

Non-aqueous electrolyte secondary battery and method for producing the same

The present invention relates to a non-aqueous electrolyte secondary battery, whose storage characteristics at high temperature can be increased in the case where the charge cut-off voltage is increased to achieve high battery capacity and a method for producing the secondary battery. A positive electrode active material with least part of a surface coated with a surface treatment layer composed of a phosphate compound. The phosphate compound contains at least one element selected from the group consisting of neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium.
Owner:PANASONIC ENERGY CO LTD

System for displaying and controlling track of cast net of purse seine

The present invention relates to a system for displaying and controlling a track of cast net of purse seine. The system comprises: a cast net wake path prediction unit for predicting a cast net wake path in order to catch a shoal of fish, on the basis of data received from measurement equipment provided on a purse seiner, through a transmission and reception unit; and an integrated display screengeneration unit for generating integrated display screen information including a cast net wake path predicted by the cast net wake path prediction unit.
Owner:PUKYONG NAT UNIV IND ACADEMIC COOPERATION FOUND +1

Optical lens for adjusting compensation back focal length through combination of horizontal and vertical light paths

InactiveCN106443966AControl combinationImprove image qualityMountingsBeam splitterLight beam
The invention relates to an optical lens for adjusting the compensation back focal length through the combination of horizontal and vertical light paths. The optical lens comprises a lens cone. A lens base is arranged on the lens cone. A beam splitter prism for splitting light beams into horizontal light beams and vertical light beams is arranged inside the lens base. The optical lens is technically characterized in that a horizontal light filter set and a horizontal driving mechanism are arranged on the lens base in a slidable mode, the horizontal light filter set is composed of a plurality of horizontal light filters of at least two thicknesses, and when the horizontal driving mechanism drives the horizontal light filter set to move by a displacement, the horizontal light beams correspondingly penetrate through one horizontal light filter; a vertical light filter set and a vertical driving mechanism are arranged on the lens base in a slidable mode, the vertical light filter set is composed of a plurality of vertical light filters of at least two thicknesses, and when the vertical driving mechanism drives the vertical light filter set to move by a displacement, the vertical light beams correspondingly penetrate through one vertical light filter. The optical lens is simple in structure and can adjust the compensation back focal length through the combination.
Owner:UNION OPTECH

Rock-soil layer intelligent layering method and system based on clustering algorithm

The invention discloses a rock-soil layer intelligent layering method based on a clustering algorithm. The method comprises the following steps: normalizing technical index parameters of the rock-soillayer; wherein the normalization method comprises the following steps: firstly, carrying out numeralization processing on non-numeral indexes in rock-soil layer technical index parameters, and then carrying out order-of-magnitude difference correction on all numeral indexes to obtain a normalized layering technical index value; performing weighting processing on the technical index parameters ofthe rock-soil layer, specifically, endowing the technical indexes with large layering influence degrees with large weight coefficients, and endowing the technical indexes with small influence degreeswith small weight coefficients; and performing clustering calculation through a K-Means algorithm by utilizing the corrected index values which can be used for calculation after normalization and weighting processing to achieve the purpose of intelligent layering of the rock-soil layer. According to the method, the layering work efficiency can be greatly improved, it is guaranteed that no human error occurs in the layering process, and a high-accuracy conflict-free layering result is obtained.
Owner:深圳市秉睦科技有限公司 +1

A vertical pump with bearing self-lubricating function

The invention belongs to the technical field of fluid machines and particularly relates to a vertical pump with a bearing self-lubricating function. The vertical pump comprises a pump shell with a pump cavity. A pump shaft is fixed in the pump cavity through bearings in a simply supported beam manner. The bearings comprise the upper bearing and the lower bearing. A screw conveying mechanism is arranged beside the lower bearing. A power input shaft of the screw conveying mechanism is coaxially arranged on the pump shaft in a sleeving manner or engaged with the pump shaft. The discharging end of the screw conveying mechanism is communicated with a part, to be lubricated, of the corresponding bearing, and the feeding end of the screw conveying mechanism is communicated with an oil storage bin. An oil pumping channel is formed in the pump shell. Lubricating oil in the oil storage bin passes through the screw conveying mechanism, the oil pumping channel, the upper bearing, the pump cavity and the lower bearing and then flows back to the oil storage bin to form a closed loop through a backflow hole formed in the oil storage bin. The vertical pump has very high maintenance convenience and is high in structural compactness, under the premise that normal and reliable work of the bearings of the vertical pump is ensured, lubricating efficiency and application flexibility of the vertical pump can be improved.
Owner:HEFEI UNIV OF TECH +1
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