64 results about "Ear structure" patented technology

A securing device attached to an earphone that has an earbud or in-ear structure that sits in or within the vicinity of the concha cavity of the ear is disclosed. The securing device reduces the risk of dislodgement of the earphone from a wearer's ear, and also can position the earphone for optimum comfort and sound delivery to the ear canal. The invention further relates to a clip that detachably couples to earbud-style earphones for a universal fit.

An embodiment of the invention discloses an ear structure model manufacturing method and device thereof. The method comprises the following steps: acquiring a plurality of cross-sectional scanning images of the ear structure; reconstructing the plurality of cross-sectional scanning images respectively to obtain corresponding reconstructed cross-sectional images; establishing a three-dimensional geometric model of the ear structure according to the reconstructed cross-sectional images; utilizing molding technology to manufacture a solid model of the ear structure. Accordingly, the embodiment of the invention also provides a manufacturing device of an ear structure model. A technical solution provided by the embodiment of the invention is based on an individualized medical image to construct a three-dimensional geometric model of a highly simulated human ear structure and to create a solid model of the ear structure. The ear structure module manufacturing method and device thereof has the advantage of solving a problem that a highly simulated human ear structure model cannot be produced at present, creating a mole structure which has a high similarity to a real ear structure, providing an important prerequisite for the research results, and providing a basis for an individualized research on the influencing factors of tinnitus.

A method for creating a coupling between an implantable device, such as a transducer, and a structure of the ear, such as an ossicle, in an implantable hearing assistance device. The coupling permits slip between the device and the structure and provides a neutral load. The device is positioned such that it either lightly touches or is positioned away from the structure. In one embodiment, the surface of the device or the structure is cleaned while the remaining surface, that is, the surface not cleaned, is coated with a solution. An adhesive material is applied between the device and the structure. The solution prevents a bond from forming at that interface while a bond forms at the remaining surface. Alternatively, a compliant adhesive may be used. In another embodiment, the surface of the device is coated with a gel, the gel optionally being covered with a metallic foil.

The invention discloses an in-ear structure recognition method of an earphone, a tone quality adjustment method and the earphone, and the method comprises the steps: actively playing a test audio after the earphone is successfully worn; during the test audio playing period, collecting audio signals in ears, and detecting audio gain of a low frequency band; comparing the detected audio gain with astandard audio gain: if the detected audio gain is greater than the standard audio gain, judging the in-ear structure of the earphone as an in-ear structure, and reducing the gain of a low frequency band in an audio signal output by the earphone during the normal working period of the earphone; and if the detected audio gain is less than or equal to the standard audio gain, judging the in-ear structure of the earphone to be a half in-ear structure, and improving the gain of a low frequency band in the audio signal output by the earphone during the normal working period of the earphone. According to the invention, the in-ear structure of the earphone currently worn by the user can be automatically identified, and the tone quality is adjusted according to the identified in-ear structure, sothat the user can obtain better auditory feeling.

The invention discloses a novel ophthalmologic examination head fixing device which structurally comprises a head fixing frame, a base and an examination apparatus. The examination apparatus is mounted on the base, the head fixing frame is arranged at the front of the examination apparatus, the bottom of the head fixing frame is connected to a side surface of the base, the head fixing frame comprises a support column, a fixing frame, a nut, a lifting rod, a chin fixing seat, left and right fixing frames, perforated holes, a forehead cushion and fixture blocks, a transverse rod of the L-shapedsupport column is arranged at the bottom of the support column, the support column is connected with a side surface of the base, an end of the vertical rod of the support column is connected with themiddle of the bottom of the fixing frame, and the end of the vertical rod and the middle of the bottom of the fixing frame are of integral structures. The novel ophthalmologic examination head fixingdevice has the advantages that each of the left and right fixing frames comprises a fixing sheet, a guy rope and an arc-shaped block, accordingly, the novel ophthalmologic examination head fixing device is simple in structure, convenient to manufacture and low in cost, can be replaced at any time and is easy to operate, and users can easily master the novel ophthalmologic examination head fixing device; the arc-shaped blocks in arc-shaped designs can cling to ear structures of human bodies, accordingly, good fixing effects can be realized, and patients can be prevented from swaying in the left-right directions.

A composite ear supporting frame with high tissue compatibility is made up of a Ni-Ti alloy wire inserted in a teflon tube through curving it to become ear shape.

The invention relates to a noise reduction method of an earphone, a self-adaptive FIR filter, a denoising filter bank and the earphone. The noise reduction method comprises the following steps: acquiring an external environment noise signal; filtering by using a first infinite impulse response (IIR) filter based on the external environment noise signal to obtain a first noise reference signal so as to counteract the effects of the external microphone and the loudspeaker; collecting a residual noise signal, and adjusting a coefficient of a first finite impulse response (FIR) filter based on theresidual noise signal and the first noise reference signal; filtering the first noise reference signal using a first FIR filter, and outputting an in-ear reverse noise via a speaker to cancel the in-ear reverse noise over the air from the noise entering the ear. According to the method, the filter coefficient of the FIR filter can be adaptively adjusted according to any one of the earphone wearing posture, the ear structure and the noise scene change, and under the conditions that adaptive rapid convergence is achieved and the order of the FIR filter is low, a good suppression effect on noiseunder different conditions is achieved.

The invention discloses a soft package power lithium ion battery cathode pole ear structure and a preparation method, a pole ear base material is a copper strip with copper content of more than 99.99%; the pole ear is locally coated, and a pole ear glue with a multilayer structure is coated on an uncoated part of the pole ear. The prepared cathode pole ear can avoid the hidden trouble that a chronic corrosion leakage liquid is generated at a bimetallic composite position, the yield and consistency of cell production can be further enhanced, and the usage life of the cell can be simultaneously increased. The preparation method of the invention enables convenient operation, can realize large-scale production, and has the advantages of environmental protection and strong feasibility.

The invention relates to a circular high-power lithium ion battery structure and a preparation method thereof. The invention adopts an "all-ear structure" for both positive and negative terminals to store and release the internal energy of the cell, and adopts an "area laser welding" (non-traditional welding of an lithium-ion battery) between the positive and negative terminals and the casing, thus ensuring the effective current (current transfer) capability between the positive and negative terminals of the battery and the casing. In addition, one side of the negative terminal connected to the casing of the battery is provided with a "bump" to shield the slag, which can effectively prevent the slag generated during the laser welding from splashing onto the terminal plane to further protect the reliability of the external connection relationship of the battery. Compared with the conventional cylindrical lithium ion battery, the method provided by the invention does not need to increasethe number of accessories in the implementation, has a reasonable structure and a simple process, and is advantageous for large-scale popularization and application in commercial production.

The invention discloses a half-in-ear earphone shell. According to an ear structure, a structure with nonuniform thicknesses is employed for a conchae unit. The thicknesses of a first jointing part and a second jointing part are increased from the center of the first jointing part and the center of the second jointing part to two sides. The thickness of a third jointing part is increased from the center of the third jointing part to an incisura anterior auris and an incisura intertragica. The thickness of a fourth jointing part is greater than those of the first jointing part, the second jointing part and the third jointing part. According to the shell, a special flexible structure is designed at a part which results in extruding deformation of the ear; a shape is self-adapted according to different ear shapes; partial bulges in the ear are avoided; moreover, the thrust and bending degree at the tail end of an earphone are controlled through a reinforcing rib; the integrated vertical view of the earphone shell is Z-shaped; the structure can be naturally inserted into the earphone, and the ear is clamped to form torsion; the wearing firmness and comfort level are ensured; and the earphone shell has good application prospect and high market value.

The invention belongs to the field of life articles and especially relates to a straddle-type anti-noise ear plug which comprises a supporting rod and ear muffles. The ear plug is characterized in that the supporting rod has an elastic and bending semi-circular structure; two ends of the supporting rod are bent horizontally towards the inner side of the supporting rod and are in a hinged connection with each muffle respectively; each muffle has a double-layer semispherical arc structure, space in the spherical arc is vacuum, and the muffles sway up and down around hinging points; and the supporting rod and the muffles are coated by a sponge layer. The ear plug provided by the invention has the beneficial effects that the structure is simple; vacuum sound insulation is applied; noise prevention effects are obvious; an external mounting structure rather than an in-ear structure is used; and the ear plug is safe, convenient and comfortable.

The invention provides a watch, which comprises a watch body and a pair of watchbands. The watch body comprises a display surface and two first sides positioned on both sides of the display surface and arranged oppositely. The two first sides are provided with sliding grooves concavely, and one side of the watch body far from the display surface is provided with through holes, which are communicated with the sliding grooves. The pair of watchbands include watch ear structures in sliding connection with the sliding grooves, and each watch ear structure includes a first surface far from the display surface, the first surface is provided with a probe matching the through hole, and the probe can do telescopic motion relative to the first surface. According to the watch provided by the invention, the watchbands and the watch body are designed into a sliding connection structure hidden in the watch body, rapid assembly and disassembly of the watchbands and the watch body can be realized, andalso the appearance of the watch becomes more exquisite.

The invention relates to a bipolar ear low internal resistance lithium ion secondary battery comprising a shell, a positive electrode piece, a negative electrode piece, an isolation membrane arrangedbetween the positive and negative electrodes and an electrolyte filling in among the isolation membrane and the positive and negative electrode pieces. The bipolar ear low internal resistance lithiumion secondary battery is characterized in that the positive and negative electrode pieces and the isolation membrane form a winding core through a winding mode. The positive pole piece includes two pole ears, and the first pole ear of the two pole ears of the positive pole piece is located at the position of 5%-40% of the pole piece, the second pole ear is located at the position of 45%-90% of thepole piece. The negative pole piece includes two pole ears, and the two pole ears of the negative pole piece are located at the two ends of the pole piece. The internal resistance of the prepared battery cell can be reduced by 70% ~ 90% in comparison with the internal resistance of the single pole ear structure of the positive and negative electrodes; and the internal resistance can be reduced by40%-60% in comparison with the structure of the single pole ear of the positive electrode and the bipolar ears of the negative electrode, and the internal resistance can be reduced by 10%-30% in comparison with the structure that the bipolar ears of the positive and negative electrodes are arranged at the two ends.

A weapon accessory in the likeness of a human, animal, mythical, or other creature, or a part of the creature, has a longitudinal passageway adapted to allow a projectile to exit the muzzle through the accessory. The projectile passageway opens through a mouth, eye, nose / nostril, or ear structure. Additional apertures selected from these structures, other than the one selected for the projectile exit, may be in fluid communication with the projectile passageway for directing exiting gasses in desired directions, for example, for a muzzle brake. The additional apertures preferably extend generally upward at an angle to said projectile passageway, including straight upward, upward and forward, or upward and rearward, and may also extend to a left or right side. Upper and lower jaws of the creature may be shaped or sized to direct gasses and hence light / flash in desired directions, for example, for flash suppression.

The invention discloses a flexible coupling which comprises a part main body composed of a revolved body, wherein the part main body comprises a main body upper part, a main body middle part and a main body lower part; the integral main body lower part is cylindrical; a shaft hole used for connecting a motor output shaft is formed in the axial direction of the main body lower part; a spiral cutting groove is formed in the main body lower part; the main body middle part adopts a spindly cylindrical shape; the diameters of the main body lower part and the main body upper part are larger than the diameter of the main body middle part; the integral main body upper part adopts a cup shape; ear structures coupled with grooves in coupling parts are arranged on the side surface of the main body upper part in a stretching manner; and an inward concave hole is formed in the top surface of the main body upper part. According to the flexible coupling, firstly, the requirement for transferring power of the rotating action of a motor in a measurement-while-drilling instrument mud-pulse generator during directional drilling can be met, geometric structures of the flexible coupling are particularly applicable to the connection of the motor output shaft and the coupling parts, and the functional requirement of flexible connection can be met.

The plant growth regulator for breeding rice hybrid consists of methoxone sodium 40-60 wt%, 2, 4-D 5-10 wt%, aspirin 5-30 wt% and starch 5-10 wt% mixed together. Into the plant growth regulator, triazolone in 35-40 wt% may be also added. The plant growth regulator has the functions of promoting the elongation of section below the ear of the sterile line, improving plant structure and ear structure, promoting the sterile line to bloom concentratively, raising the blooming period, etc. and thus can save the consumption of gibberellin, raise the hybrid bearing rate and increase hybrid yield.

The invention discloses a single-way downpipe fixing clamp and belongs to the field of building hardware. Problems of complicated operation and looseness due to long term use of traditional downpipe clamps during the use can be solved. The single-way downpipe fixing clamp comprises an external clamp, fish-shaped locking strips, an internal clamp and a fixing rod, wherein the external clamp and the internal clamp are both in a semi-circle structure; two ends of the external and internal clamps are both provided with a side-ear structure; each side-ear structure radially extends; a square through hole is formed in the middle part of each side-ear; the end surface of each fish-shaped locking strip is provided with a square projection; triangular projections are evenly distributed on two sides of each fish-shaped locking strip along a length direction; a cross section of each fish-shaped locking strips is the same as through holes of the side-ears of the external and internal clamps; the fixing rod is welded on the center position of an external cylindrical surface of the internal clamp; and the fixing rod is radially distributed. The single-way downpipe fixing clamp is simply structured and can be simply operated; and the downpipe can be well fixed.

The invention discloses an LED light source. The LED light source comprises a bracket; a chip is arranged on the upper end face of the bracket; one side of the upper end face of the chip is electrically connected to the bracket through a flat ear arc bonding wire; two ends of the flat ear arc bonding wire are connected to the chip and the bracket through a solar ball; and the flat ear arc bondingwire is configured to be a bonding wire, the upper end of which is curved into a flat ear structure. The LED light source is reasonable in structure and high in practicability; the chip is connected with the bracket through the flat ear arc bonding wire; connection is firm; and furthermore, the flat ear arc bonding wire is good in extensibility and resistance to heat expansion and cold shrinkage,and difficult to break.

The invention belongs to the technical field of customization of ear wearing equipment, and in particular relates to an acquiring method of the cavum conchae contour. According to the acquiring method, through the method adopting pictures and reference objects, a customized user having demands can conveniently provide the self ear structure under the condition that special materials and tools are not needed; through the method of feature points, the method of acquiring the cavum conchae contour is greatly simplified, so that support is provided for realizing the popular customization; through feature point labeling and the auxiliary feature points, the contour of the cavum conchae contour of the customized user can be accurately acquired, so that the customized device can well conform to the ear structure of the user, and thus good experience can be obtained. The method is simple and practical, convenience is provided for the customization of the popular ear wearing equipment, and thus the market prospect is very good.

An exemplary hearing aid system includes a receiver configured so as to create an insertion loss over the audible range of hearing below about three decibels as compared to the unaided ear. An exemplary hearing aid system also includes one or more of: a micro-receiver positioned in an open-ear configuration within the ear canal of a user; an intermediate connecting portion extending between a sound processing unit and a receiver, wherein the intermediate connecting portion includes a stiffening wire provided on at least a portion of the intermediate connecting portion and / or within or on at least a portion of the receiver; a retaining wire extending from one of the stiffening wire and the receiver, the retaining wire configured to position within a portion of the concha of the ear; an electrical conducting component comprising two wires within distinct channels or otherwise isolated from one another within the intermediate connecting portion; and a speaker, at least partially enclosed within a casing having first and second end portions, the first end portion communicating with the connection, the speaker communicating with a port provided at the second end portion of the casing, wherein the casing is sealed to fluids and wherein the port is sealed to fluids by a membrane or mesh material. The described hearing aid reduces the insertion and occlusion effects relative to comparison devices.

The invention provides a novel carriage hinge. The novel carriage hinge comprises an upper hinge and a lower hinge, wherein the upper hinge is in an inner coiling ear structure which is molded integrally by steel plates in a cold coiling mode; the upper hinge and the lower hinge are connected by a pin shaft arranged in a through hole and a coiling ear hole in a penetrating manner. A mold for manufacturing the novel carriage hinge comprises a rib reinforcement mold, a molding mold and a cylindrical mold core. A method for manufacturing the novel carriage hinge comprises the following steps: (1) compressing a reinforcement rib and molding a coiling ear hole part in the side of an inner side plate; (2) molding the coiling ear hole; (3) molding a supporting plate; (4) shearing; and (5) welding. The novel carriage hinge has the advantages of scientific design, capability of releasing the internal width of a carriage and simple and firm structure. The mold for manufacturing the novel carriage hinge has the advantages of simple structure and convenience and accuracy in molding; the method for manufacturing the novel carriage hinge has the advantages of being reasonable in steps and efficient to operate.

The present invention provides an anti-overflow brewing filter and a spiral hanging-ear structure coupled thereto, comprising: a filtering container which is a filter screen-based structure having a bottom portion and an surrounding wall extending upward from the bottom portion and forming with an opening; and a waterproof enclosure coupled to the opening. It may be further combined a spiral hanging-ear structure. With the practice of the present invention, It can make the infused liquid to be brewed beverage fully interact, without the problems brewing liquid spills.

The invention provides a reflector sum-difference network antenna. The antenna comprises a reflector antenna, a feed source and a sum-difference network; the feed source is connected to the sum-difference network, the feed source adopts a monaural horn, and more than two monaural horns are symmetrically distributed on two sides of a focus of the reflector antenna in pairs; the single-ear horn is in the shape of a pyramid horn, and the edge of the horn mouth extends to form a single-ear structure. According to the novel reflector sum-difference network antenna provided by the invention, an effective solution is provided for the shielding problem of a feed source to a reflector antenna, and fan-shaped sum-difference beams which are high in gain, low in side lobe, low in zero value depth and highly symmetrical can be obtained while the offset of the feed source phase center relative to the focus of the reflector is reduced.

A weapon accessory in the likeness of a human, animal, mythical, or other creature, or a part of the creature, has a longitudinal passageway adapted to allow a projectile to exit the muzzle through the accessory. The projectile passageway opens through a mouth, eye, nose / nostril, or ear structure. Additional apertures selected from these structures, other than the one selected for the projectile exit, may be in fluid communication with the projectile passageway for directing exiting gasses in desired directions, for example, for a muzzle brake. The additional apertures preferably extend generally upward at an angle to said projectile passageway, including straight upward, upward and forward, or upward and rearward, and may also extend to a left or right side. Upper and lower jaws of the creature may be shaped or sized to direct gasses and hence light / flash in desired directions, for example, for flash suppression.

The invention relates to an assembled bird repellent, which includes a base plate and an upwardly extending puncture needle integrally formed with the base plate, and is characterized in that: the left end and the right end of the base plate are respectively made with snap buttons that cooperate with each other. The front side of the base plate is a planar structure, and at least one set of matching male and female assembly lugs are arranged on the base plate on the front side, and the Yin and Yang assembly lugs are symmetrically distributed, and an insertion groove for accommodating the male assembly lugs is provided above the female assembly lugs ; The lower part of the male assembling lug is provided with an insertion groove for accommodating the female assembling lug; the yin and yang assembling lugs are provided with open fastening fitting grooves; the rear side of the base plate has a rectangular wave structure, so The puncturing needles are distributed on the edge of the substrate with a rectangular wave structure, and the inclination directions of adjacent puncturing needles are different; a substrate pressing ear is provided on the peak section of the rectangular wave structure, and a pressing hole is provided on the substrate pressing ear. The utility model has the advantages of simple structure, convenient installation and use, convenient transportation, and can effectively prevent birds from staying or building nests on houses.

The invention discloses a novel ophthalmologic examination head fixing device which structurally comprises a head fixing frame, a base and an examination apparatus. The examination apparatus is mounted on the base, the head fixing frame is arranged at the front of the examination apparatus, the bottom of the head fixing frame is connected to a side surface of the base, the head fixing frame comprises a support column, a fixing frame, a nut, a lifting rod, a chin fixing seat, left and right fixing frames, perforated holes, a forehead cushion and fixture blocks, a transverse rod of the L-shapedsupport column is arranged at the bottom of the support column, the support column is connected with a side surface of the base, an end of the vertical rod of the support column is connected with themiddle of the bottom of the fixing frame, and the end of the vertical rod and the middle of the bottom of the fixing frame are of integral structures. The novel ophthalmologic examination head fixingdevice has the advantages that each of the left and right fixing frames comprises a fixing sheet, a guy rope and an arc-shaped block, accordingly, the novel ophthalmologic examination head fixing device is simple in structure, convenient to manufacture and low in cost, can be replaced at any time and is easy to operate, and users can easily master the novel ophthalmologic examination head fixing device; the arc-shaped blocks in arc-shaped designs can cling to ear structures of human bodies, accordingly, good fixing effects can be realized, and patients can be prevented from swaying in the left-right directions.

The plant growth regulator for breeding rice hybrid consists of methoxone sodium 40-60 wt%, 2, 4-D 5-10 wt%, aspirin 5-30 wt% and starch 5-10 wt% mixed together. Into the plant growth regulator, triazolone in 35-40 wt% may be also added. The plant growth regulator has the functions of promoting the elongation of section below the ear of the sterile line, improving plant structure and ear structure, promoting the sterile line to bloom concentratively, raising the blooming period, etc. and thus can save the consumption of gibberellin, raise the hybrid bearing rate and increase hybrid yield.

The present invention provides an anti-overflow brewing filter and a spiral hanging-ear structure coupled thereto, comprising: a filtering container which is a filter screen-based structure having a bottom portion and an surrounding wall extending upward from the bottom portion and forming with an opening; and a waterproof enclosure coupled to the opening. It may be further combined a spiral hanging-ear structure. With the practice of the present invention, It can make the infused liquid to be brewed beverage fully interact, without the problems brewing liquid spills.