Abstract: In some embodiments, an injection molding apparatus comprises: a first mold section comprising a first molding surface, wherein the first mold section is configured for attachment to a presser; a second mold section and disposed opposite the first mold section, a thermoelectric device disposed in one of the first and second mold sections and in thermal communication with at least one of the first and second mold surfaces; an electrical control system disposed in electrical communication with the thermoelectric device; the presser in mechanical communication with the first mold section and configured to move at least one of the first and second mold sections toward the other to define a molding space; and an injector for introducing a material to be molded into the molding space; wherein at least one of the first and second mold sections is formed from a ceramic material.

Abstract: A production method of a raw edge V-belt uses a belt mold having a plurality of compressed rubber layer-shape grooves arranged adjacent to one another. A shaped structure having a plurality of compressed rubber layer-forming portions on an outer peripheral surface is crosslinked to form a belt slab, while the compressed rubber layer-forming portions fitted in the respective compressed rubber layer-shape grooves of the belt mold. The belt slab is cut into ring-shaped pieces such that one ring-shaped piece corresponds to one compressed rubber layer-forming portion.

Abstract: A production method of a V-belt uses a belt mold having a plurality of compression layer-shape grooves arranged adjacent to one another in a groove width direction. A shaped structure having a plurality of ridges on an outer peripheral surface is crosslinked and combined with a fabric material to form a belt slab, while the compression layer-forming portions, which are the ridges covered with the fabric material, being fitted in the respective compression layer-shape grooves of the belt mold. The belt slab is cut into ring-shaped pieces such that one ring-shaped piece corresponds to one compression layer-forming portion.

Abstract: Provided is a method for producing a V-ribbed belt having a plurality of V-shaped ribs extending in a longitudinal direction and arranged in a width direction. The method includes: setting a shaped structure having a plurality of ridges arranged adjacent to one another in a belt mold including a plurality of compressed rubber layer-shaping grooves arranged adjacent to one another on an inner peripheral surface of the mold; molding a belt slab by crosslinking the shaped structure set in the mold, while compressed rubber layer-forming portions face radially outward and are fitted in the compressed rubber layer-shaping grooves, the compressed rubber layer-forming portions comprised of a surface rubber layer and a core rubber layer which are to constitute surface and inner portions, respectively; and cutting the belt slab into ring-shaped pieces having two or more of the compressed rubber layer-forming portions.

Abstract: A shaped structure and a fabric material are set in a belt mold such that the shaped structure and the fabric material are respectively positioned inside and outside with respect to each other. While each of compression layer-forming portions comprised of ridges of the shaped structure covered with the fabric material is fitted in an associated one of compression layer-shaping grooves of the belt mold, the shaped structure is pressed toward the belt mold and heated to be crosslinked, and integrated with the fabric material, thereby molding a cylindrical belt slab. The belt slab is cut into ring-shaped pieces having two or more of the compression layer-forming portions.

Abstract: A motorcycle tire includes a tread portion provided with a zigzag central main groove, first lateral grooves, second lateral grooves and shoulder grooves. The central main groove includes first inclined elements each with a first angle, second inclined elements each with a second angle in an opposite direction to the first inclined elements, and corners each between first and second elements and located within a crown region. Each first lateral groove extends from each corner with a third angle not less than the first and second angles. Each second lateral groove extends from one of the first and second inclined elements in an opposite direction to the first or second inclined element to which the second lateral groove is connected. Each shoulder groove is disposed outside the crown region and is connected to one of the second lateral grooves.

Abstract: A pneumatic tire includes stud pins inserted into holes disposed in the tire surface. The stud pins each include a body portion and a flange disposed closer to the bottom side of each of the holes than the body portion and having an outer diameter larger than the body portion. The holes each include a securing portion coming into contact with the outer peripheral surface of the body portion of the stud pin to secure the stud pin and an enlarged diameter portion disposed closer to the bottom wall side of the hole than the securing portion, having an inner diameter larger than the securing portion, and coming into contact with the outer peripheral surface of the flange of the stud pin to secure the stud pin. The side wall of the enlarged diameter portion is provided with a protrusion protruding toward the interior of the hole.

Abstract: A hydrogel object includes a polymer and water, wherein the rate of mass loss is not greater than 20 percent by mass when the hydrogel object is left undone for one week at 25 degrees C. and relative humidity of 50 percent.

Abstract: A mold apparatus comprising: a core portion comprising a core surface, a first induction coil, and an inner core, and wherein the core portion has a core portion mass; a cavity portion comprising a second induction coil and a cavity surface, and wherein the cavity portion has a cavity portion mass; wherein the inner core comprises a non-magnetic material, the core surface comprises a magnetic material, and a density of the non-magnetic material is less than a density of the magnetic material; and wherein the core portion mass and the cavity portion mass differ by less than or equal to than 5%.

Abstract: In an injection molding system, a holding force changing means reduces a holding force to a predetermined level or less if a predetermined or higher load is detected by an external load detection means after a molded article is transported to a work area of an operator by a molded article transport device. Thus, the operator can easily take out and inspect the molded article.

Abstract: The present invention provides an imprint apparatus which forms a pattern on an imprint material on a substrate by using a mold, the apparatus comprising a measurement unit configured to measure an inclination of a surface of the substrate at a second position different from a first position where the mold is brought into contact with the imprint material, and a control unit configured to control at least one of inclinations of a surface of the mold and the surface of the substrate when bringing the mold into contact with the imprint material at the first position, wherein the control unit controls at least one of the inclinations based on information representing inclinations of a surface of a reference substrate at the first position and the second position, and a measurement result obtained by the measurement unit.

Abstract: An additive manufacturing system can include a powder dispenser; a gate adjacent to the powder dispenser; a recoater blade system; and a control operable to move the gate with respect to the powder dispenser to selectively dispense powder from the powder dispenser.

Abstract: An intake manifold for an additive manufacturing system includes a body defining a flow channel therein. The body includes an inlet end defining an inlet configured to intake gas and/or particles from a build area of the additive manufacturing system, and an outlet end defining an outlet that is fluidly connected to the inlet through the flow channel. The outlet is configured to be in fluid communication with an uptake manifold of the additive manufacturing system. The intake manifold also includes at least one mount extending from the outlet end of the body that is configured to rotatably mount the body to the uptake manifold.

Abstract: An imprint apparatus which forms a pattern of an imprint material in a region to be processed on a substrate by using a mold includes an observing unit configured to include a light source which emits first light and a receiving unit which receives the first light which is emitted from the light source, is reflected by the region to be processed, and passes through the mold; a deforming unit configured to thermally deform the region to be processed by illumination with second light; and a combining member which combines the first light of the light source and the second light from the deforming unit and guides the first light and the second light to the region to be processed.

Abstract: The present invention concerns a tire (10) comprising a tread (11) provided with a base surface (14) and with a plurality of ribs (12), each rib (12) being provided with a front wall and a rear wall, and a shaped profile (15), wherein the shaped profile (15) has a section that defines at least one flat surface (17) of the shaped profile (15) which is parallel, or inclined at an angle ? up to 20°, to the surface of the head (16) of the rib and which is joined to the front wall of the rib (12) by means of a connecting surface (18), at least one sharp angle (19) of the shaped profile (15) and at least one front wall (23) of the shaped profile (15), which is joint to the base surface (14) of the tread (11) by means of a connecting surface (21).

Abstract: A pneumatic tire is provided with a carcass layer, a belt layer disposed on the outer side of the carcass layer in a radial direction of the tire, and tread rubber disposed on the outer side of the belt layer in the radial direction of the tire. The belt layer is formed by layering a pair of cross belts having belt angles with absolute values from 10° to 45° inclusive and opposite signs, and a circumferential reinforcing layer having a belt angle within a range of ±5° with respect to the circumferential direction of the tire. A distance (Gcc) from a tread profile to an inner circumferential surface of the tire along a tire equatorial plane and a distance (Gsh) from a tread end (p) to the inner circumferential surface of the tire have a relationship such that 1.10?Gsh/Gcc.

Abstract: In a pneumatic tire including a plurality of main grooves extending in a tire circumference direction and ribs interposed between the two main grooves out of the plurality of main grooves, the ribs include a narrow groove including first narrow groove portions extending in one direction and second narrow groove portions extending in a direction different from the one direction and being arranged alternately in a zigzag pattern, the first narrow groove portions each include a bent portion and a narrow groove bottom sipe at a groove bottom of a portion including the bent portion.

Abstract: Systems and methods are provided for enhancing edge breathers for composite manufacturing. One exemplary embodiment is an apparatus that includes an edge breather to facilitate manufacturing of a composite part. The edge breather includes a body, ridges disposed along a length of the body that each define an arc which is perpendicular to a lengthwise axis of the body, and openings disposed along the body that enable air to enter a hollow interior that runs along the length of the body. The arcs defined by the ridges resist compressive loads applied to the edge breather and prevent the hollow interior from collapsing under pressure applied to the edge breather by a vacuum bag during manufacturing of the composite part.

Abstract: A molding system for applying moldable material to a pipe. An elongate mold has at least one elongate mold member movable relative another elongate mold member between open and closed positions. The mold includes a pipe support that extends generally radially into a mold cavity along a support axis. An inner end of the support is configured to support the pipe in a molding position in which an annular portion of the mold cavity extends circumferentially around the pipe. After moldable material in the annular portion of the mold cavity can support the pipe, the support is withdrawn from the mold cavity by moving outwardly along the support axis. An injector selectively dispenses additional moldable material into a space formed by the support in the existing moldable material.

Abstract: A pneumatic tire includes a plurality of first shoulder blocks arranged in a tire circumference direction cn a main groove side in a shoulder land portion, and a plurality of second shoulder blocks arranged in the tire circumference direction on a tire ground contact end side in the shoulder land portion, in which the first shoulder blocks and the second shoulder blocks are arranged alternately in the tire circumference direction, the first shoulder blocks each include a protruding portion protruding into: a space between two of the second shoulder blocks arranged in the tire circumference direction, at least at the time of being grounded, the protruding portion overlaps in the tire circumference direction with the second shoulder blocks on both sides in the tire circumference direction.