31results about How to "Shear force becomes large" patented technology

A production line sequentially includes a feeding platform, a feeding robot, a pressing unit, a conveying robot, a quenching device, a discharging robot, and a conveyor belt. The pressing unit includes a heating device, a die device, and at least one press used for mounting the die device. The heating device is used for wholly or partially heating the preformed blank to produce a hot blank, and the die device is used for stamping the hot blank, holding the hot blank at a certain pressure, and shaving and punching the hot blank, so as to produce a hot stamped part. The production line can continuously achieve rapid heating, stamping, pressure holding, shaving, punching, and quenching. Heating efficiency is improved, and a transferring process before stamping the hot blank is avoided.

A pruning hook includes an extension shank, a blade unit including a fixed blade mounted on the extension shank and a movable blade pivotally connected with the fixed blade, a driving cord to drive the movable blade, a slide movably mounted in the extension shank to drive the driving cord, a pull cord mounted in the extension shank to drive the slide, and a pulling member movable relative to the extension shank to drive the pull cord. Thus, the pulling member is pulled by a user's arm to drive the blade unit so that the blade unit is driven by a greater force applied by the user's arm and has a larger shearing force to perform a cutting action in an easier manner so as to cut a larger object easily and conveniently.

A rotor that includes a rotor core assembly secured to a shaft. The rotor core assembly includes a magnet and an end cap secured to an end of the magnet. Each of the magnet and the end cap has a bore into which the shaft extends. The end cap forms an interference fit with the shaft. The magnet forms a clearance fit with the shaft and an adhesive is located in the clearance between the magnet and the shaft. Additionally, a method of manufacturing the rotor. The method includes inserting the shaft into the bore of the end cap. An adhesive is then introduced into the bore of the magnet and the shaft is inserted into the bore of the magnet so as to cause adhesive to be drawn into the clearance defined between the magnet and the shaft.

In a screw for extruder, a bearing segment having a function of supporting a screw main body at an intermediate part when kneading is performed is provided at a position corresponding to a kneading portion or on the downstream side of the kneading portion. The bearing segment is provided with at least two flights having a sectional shape of a complete meshing type with one streak in the axial direction, the flights are arranged in the rotational direction with uniformly displacing a phase thereof respectively, and length of the flights in the axial direction is set to 0.2D (D: rotational outer diameter of the bearing segment) or more. According to the above configuration, bending of the screw main body is prevented and abrasion of the flights and a barrel is suppressed.

An electronic system comprises an enclosure, a printed circuit board in the enclosure, and a heat sink assembly comprising a holding member. The enclosure comprises a first panel and a second panel perpendicularly connecting with the first panel. The printed circuit board is mounted on the first panel of the enclosure. The heat sink assembly has a first end mounted on the printed circuit board for contacting a heat-generating electronic device on the printed circuit board, and a second end opposite to the first end. The holding member connects the second panel of the enclosure with the second end of the heat sink assembly.

A method and apparatus which quickly clamps onto the copper strand bundle in the slot of a dynamoelectric machine and rips out the coil from the slot one axial position at a time. As the copper bundle is ripped from the slot the tooling moves along the slot from one end to the other.

A pruning hook includes an extension shank, a blade unit including a fixed blade mounted on the extension shank and a movable blade pivotally connected with the fixed blade, a driving cord to drive the movable blade, a slide movably mounted in the extension shank to drive the driving cord, a pull cord mounted in the extension shank to drive the slide, and a pulling member movable relative to the extension shank to drive the pull cord. Thus, the pulling member is pulled by a user's arm to drive the blade unit so that the blade unit is driven by a greater force applied by the user's arm and has a larger shearing force to perform a cutting action in an easier manner so as to cut a larger object easily and conveniently.

Exemplary embodiments of the present disclosure can provide a catheter which can include a removal mechanism which can excavate a tubular-organ occluding object. For example, the exemplary catheter can include: a sheath portion which can have a elongated lumen insertable into a tubular-organ. The catheter can further include an insertion member which can have a second elongated lumen which can be arranged free, slidably, and rotatably with respect to the lumen of the sheath portion. The catheter can also include a removal mechanism configured to remove a occluding object of the tubular-organ. The removal mechanism can include a support portion arranged at a distal portion of the insertion member and a plurality of rotating arrangements having at least one blade edge configured to excavate the occluding object. The support portion can have an axis of rotation that intersects an axis of extension of the insertion member.

A drive system with a case divided into two oil-tight compartments. The first compartment is filled with traction oil and accommodates a friction type continuously variable transmission (CVT) device, and a second compartment filled with lubricant oil and a gear transmission device formed from a meshing rotary transmission mechanism. The CVT device includes an input member, an output member, and a ring interposed in such a way that the ring moves in an axial direction to steplessly change speeds. An input or output member of the CVT device includes a first axial portion rotatably supported by the case, and a second axial portion supported on a second side of the partition through a bearing that provides support in a thrust and radial direction. The bearing is mounted to the partition so that an inner race of the bearing is unrotatably connected to the second-side axial portion through a rotation stopper.

A conical friction ring type continuously variable transmission device configured a ring is provided such that it is interposed between opposing inclined surfaces of a first and second conical friction wheels so as to surround the first conical friction wheel. In this configuration, power is transmitted by contact between the ring and the first and second conical friction wheels, which moves the ring in the axial direction to steplessly change speed. A portion of the ring is submerged in an oil reservoir in a lower portion of the space when the ring is moved to any position in the axial direction. An oil guide is disposed on an axial partial region on the small diameter side of the first conical friction wheel, and guides oil raked up from the oil reservoir due to the rotation of the ring toward the first conical friction wheel.

A solid-liquid separation device includes a plurality of fixed members and movable members that are movably disposed between the adjacent fixed members, and a screw extending through the fixed members and the movable members in a state where the screw is not in contact with the fixed members and the movable members. The screw is rotationally driven about a center axis line thereof. A filtrate separated from an object is discharged to the outside of the solid-liquid separation portion through filtrate discharge gaps, and the object that has a reduced liquid content ratio is discharged from the outlet to the outside. In order to increase significantly a dewatering ratio, the movable members are formed to move while penetrating closer to the center axis line of the screw than an outer circumferential edge of the blade of the screw, without coming into contact with the screw.

There is provided a flow-resistance reducing laminate comprising: a substrate; and a flow-resistance reducing layer formed on the substrate, wherein the flow-resistance reducing layer has a surface portion facing a liquid, wherein a flow interface is formed between the liquid and the laminate upon relative movement between the liquid and the laminate, wherein the flow-resistance reducing layer is configured such that an air layer defines the flow interface.

The invention is directed at a print head for printing a suspension fluid. The print head comprises a nozzle having one or more nozzle outlets for allowing the suspension fluid to be ejected from the nozzle, a flow path including a supply channel for supplying the suspension fluid to the one or more nozzle outlets, and a supply pump for establishing a flow within the flow path. The nozzle further comprises an actuator for imparting pressure fluctuations on the suspension fluid at the one or more nozzle outlets for generating a stream of droplets therefrom. The flow path further comprises a shear section for locally increasing the shear rate at least at a location in the flow path upstream of the one or more nozzle outlets. The flow path further includes a return channel for allowing excess fluid not ejected from the nozzle to flow away from the one or more nozzle outlets. The shear section is configured to locally increase the shear rate to be larger than a shear rate obtained near at least one of the one or more nozzle outlets. The invention is further directed at a printing apparatus, a method of printing, and a method of manufacturing a print head.

A heavy duty pneumatic tire includes a tread portion including a plurality of blocks separated by a plurality of circumferentially extending main grooves and a plurality of lateral grooves. At least one of the blocks is provided with two axially extending sipes to divide the block into a first end portion, a second end portion and a middle portion between the first end portion and the second end portion. The first end portion includes a first projected portion that protrudes outwardly in a block-width direction from the middle portion so as to form a steplike side, and the second end portion includes a second projected portion that protrudes outwardly in an opposite block-width direction to the first projected portion from the middle portion so as to form a steplike side.

An automotive tire non-skid device for snowfields to increase adhesion to pavement covered with ice or snow, in particular to a diagonal bead chain stress reducing pinch plate and a diagonal bead chain. Through configuration of stress reducing pinch plates and stress reducing transition chains disposed on two sides of a second connecting assembly, concentrated stress at the connector roots of steel cables of the stress reducing transition chains are isolated, dispersed and relieved, and the service life of the steel cables are prolonged. At the same time, the present invention has the advantages of simple structure, stable performance, convenient modification and low manufacturing cost.

The present invention relates to an automotive tyre non-skid device for snowfields to increase adhesion to pavement covered with ice or snow, in particular to a diagonal bead chain stress reducing pinch plate and a diagonal bead chain. Through configuration of stress reducing pinch plates and stress reducing transition chains disposed on two sides of a second connecting assembly, concentrated stress at the connector roots of steel cables of the stress reducing transition chains are isolated, dispersed and relieved, and the service life of the steel cables are prolonged. At the same time, the present invention has the advantages of simple structure, stable performance, convenient modification and low manufacturing cost.

The invention is directed at a print head for printing a suspension fluid. The print head comprises a nozzle having one or more nozzle outlets for allowing the suspension fluid to be ejected from the nozzle, a flow path including a supply channel for supplying the suspension fluid to the one or more nozzle outlets, and a supply pump for establishing a flow within the flow path. The nozzle further comprises an actuator for imparting pressure fluctuations on the suspension fluid at the one or more nozzle outlets for generating a stream of droplets therefrom. The flow path further comprises a shear section for locally increasing the shear rate at least at a location in the flow path upstream of the one or more nozzle outlets. The flow path further includes a return channel for allowing excess fluid not ejected from the nozzle to flow away from the one or more nozzle outlets. The shear section is configured to locally increase the shear rate to be larger than a shear rate obtained near at least one of the one or more nozzle outlets. The invention is further directed at a printing apparatus, a method of printing, and a method of manufacturing a print head.

In a screw for extruder, a bearing segment having a function of supporting a screw main body at an intermediate part when kneading is performed is provided at a position corresponding to a kneading portion or on the downstream side of the kneading portion. The bearing segment is provided with at least two flights having a sectional shape of a complete meshing type with one streak in the axial direction, the flights are arranged in the rotational direction with uniformly displacing a phase thereof respectively, and length of the flights in the axial direction is set to 0.2D (D: rotational outer diameter of the bearing segment) or more. According to the above configuration, bending of the screw main body is prevented and abrasion of the flights and a barrel is suppressed.

There is provided a flow-resistance reducing laminate comprising: a substrate; and a flow-resistance reducing layer formed on the substrate, wherein the flow-resistance reducing layer has a surface portion facing a liquid, wherein a flow interface is formed between the liquid and the laminate upon relative movement between the liquid and the laminate, wherein the flow-resistance reducing layer is configured such that an air layer defines the flow interface.

Provided is a tire in which a first land portion partitions a first main groove from a second main groove. A first lug groove and a first sipe are provided in the first land portion. One end of the first lug groove communicates with the first main groove. The first sipe includes one end communicating with the second main groove and another end communicating with another end of the first lug groove. The first sipe includes a steeply inclined portion extending from the another end of the first lug groove and having an angle with respect to a tire circumferential direction smaller than that of the first lug groove, and a gently inclined portion extending from the steeply inclined portion to the second main groove and having an angle with respect to the tire circumferential direction larger than that of the steeply inclined portion.