Abstract: A semiconductor device includes a metal member (15), a first semiconductor chip (13), a second semiconductor chip (14), a first solder (24) and a second solder (25). A quantity of heat generated in the first semiconductor chip is greater than the second semiconductor chip. The second semiconductor chip is formed of a material having larger Young's modulus than the first semiconductor chip. The first semiconductor chip has a first metal layer (13a) connected to the metal member through a first solder (24) at a surface facing the metal member. The second semiconductor chip has a second metal layer (14a) connected to the metal member through a second solder (25) at a surface facing the metal member. A thickness of the second solder is greater than a maximum thickness of the first solder at least at a portion of the second solder corresponding to a part of an outer peripheral edge of the second metal layer.

Abstract: A semiconductor device includes a metal member (15), a first semiconductor chip (13), a second semiconductor chip (14), a first solder (24) and a second solder (25). A quantity of heat generated in the first semiconductor chip is greater than the second semiconductor chip. The second semiconductor chip is formed of a material having larger Young's modulus than the first semiconductor chip. The first semiconductor chip has a first metal layer (13a) connected to the metal member through a first solder (24) at a surface facing the metal member. The second semiconductor chip has a second metal layer (14a) connected to the metal member through a second solder (25) at a surface facing the metal member. A thickness of the second solder is greater than a maximum thickness of the first solder at least at a portion of the second solder corresponding to a part of an outer peripheral edge of the second metal layer.

Abstract: A semiconductor device includes a metal member, a first semiconductor chip, a second semiconductor chip, a first solder and a second solder. A quantity of heat generated in the first semiconductor chip is greater than the second semiconductor chip. The second semiconductor chip is formed of a material having larger Young's modulus than the first semiconductor chip. The first semiconductor chip has a first metal layer connected to the metal member through a first solder at a surface facing the metal member. The second semiconductor chip has a second metal layer connected to the metal member through a second solder at a surface facing the metal member. A thickness of the second solder is greater than a maximum thickness of the first solder at least at a portion of the second solder corresponding to a part of an outer peripheral edge of the second metal layer.

Abstract: A semiconductor device includes a metal member, a first semiconductor chip, a second semiconductor chip, a first solder and a second solder. A quantity of heat generated in the first semiconductor chip is greater than the second semiconductor chip. The second semiconductor chip is formed of a material having larger Young's modulus than the first semiconductor chip. The first semiconductor chip has a first metal layer connected to the metal member through a first solder at a surface facing the metal member. The second semiconductor chip has a second metal layer connected to the metal member through a second solder at a surface facing the metal member. A thickness of the second solder is greater than a maximum thickness of the first solder at least at a portion of the second solder corresponding to a part of an outer peripheral edge of the second metal layer.

Abstract: A semiconductor device, in which a plurality of control terminals that correspond to a main terminal and the same semiconductor chip protrude from a surface of an encapsulating part, and a plurality of signal paths that include the plurality of control terminals are positioned so as to be aligned with the main terminal in a first direction. Provided in each of the plurality of signal paths are pairs of relay members having identical functions, and a first relay grouping that includes one relay member of the pair of relay and a second relay grouping that includes the other relay member of the pair are positioned neighboring each other aligned in the first direction, with the ordering of the first relay grouping being mirror-inverted relative to the second relay grouping.

Abstract: A pressing unit including a pressing pin is attached to a mold, a semiconductor chip, first and second heat sinks, and solders are disposed in a cavity of the mold, a mold closing state is made, and a reflow is carried out in a state where the first and second heat sinks are pressed against first and second wall surfaces by the pressing pin to form a laminated body. After the laminated body is formed, the pressing pin is pulled out from the cavity, and a resin molded body is formed by injecting a resin.

Abstract: A power supply module configured to supply power to a load having a first connector terminal includes a body, an insulating member, and a second connector terminal. The body includes a frame for power supply. The insulating member seals the body such that the frame is exposed from the insulating member. The second connector terminal is configured to be fitted with the first connector terminal and is bonded to the frame.

Abstract: Sportswear (10) that is worn with a tight fit to the surface of a wearer and that includes a stretch base fabric (1) and partially a non-stretch or low-stretch material, wherein the non-stretch or low-stretch material is arranged separately in a region A (2a, 2b) that covers at least the back of the waist, a region B (3a, 3b) that includes rounded portions of both hips and a region C (4a, 4b) that includes the back of the thighs, and the non-stretch or low-stretch material reinforces tension in a direction of extension of the hip joints, whereby it is possible to provide sportswear that suppresses the bending of the lower body with respect to the upper body, has a function of smoothing protruding body parts and satisfies a function of high mobility.

Abstract: This invention is directed to A composition for forming a golf ball, the composition comprising polyurethane gel composite particles and at least one base material selected from the group consisting of synthetic resins and elastomers, the polyurethane gel composite particles consisting of colloidal polyurea particles precipitated from a non-aqueous solvent solution of colloidal polyurea and polyurethane gel particles covered with the polyurea particles, the polyurethane gel particles being three-dimensionally crosslinked and each of the polyurethane gel particles being formed of a polyisocyanate compound and a polyethylene oxide group-free, active-hydrogen-containing compound, at least one of the compounds being trifunctional or higher valency, and is also directed to a multi-piece golf ball having one or more layers formed of this composition.

Abstract: A multi-piece golf ball has a core 3, an interlayer 5, and a cover 7, the core 3 having a spherical main part 9 and a plurality of ribs 11 provided on the surface of the main part 9, the interlayer 5 being inserted into depressions surrounded by the ribs 11, and the hardness of the interlayer 5 being less than that of the core 3. The multi-piece golf ball can achieve an especially long carry distance.

Abstract: A multi-piece golf ball has a core (3), an interlayer (5), and a cover (7), the core (3) being provided with a spherical main part (31) and a plurality of ribs (32) formed on the main part (31), the interlayer (5) being accommodated in depressions (33) surrounded by the ribs (32) and having a thickness substantially the same as the height of the ribs (32), each of the ribs (32) extending in such a manner that the width thereof becomes greater from the cover towards the core, each of the depressions (33) being formed into a cone-like shape by side faces of the ribs (32), and the hardness of the interlayer (5) being less than that of the core (3). This structure achieves satisfactory soft feeling and high bounce resilience.

Abstract: The present invention relates to a high-strength golf ball comprising a core having a main core and optionally a sub-core comprising one or more layers, and a cover having one or more layers; and to a high-strength golf ball comprising a core having a main core and optionally a sub-core comprising one or more layers, an interlayer having one or more layers, and a cover having one or more layers; wherein at least one of the portions contains at least one member selected from the group consisting of carbon nanotubes and fullerenes.

Abstract: A golf ball comprising a core (1), intermediate layer (3), and cover (5), wherein the intermediate layer (3) is provided with a plurality of apertures through which the core (1) is exposed, wherein the outer surface of the intermediate layer (3) and the surface of the core (1) exposed through the apertures are on substantially the same spherical surface, and wherein the hardness of the intermediate layer (3) is greater than that of the core (1). The golf ball achieves both a high ball resilience and a soft impact feel.

Abstract: The present invention provides a multi-piece golf ball comprising a core 3, a first intermediate layer 5, a second intermediate layer 7, and a cover 9, wherein the first intermediate layer 5 comprises a plurality of ribs 51 formed on the core 3; the second intermediate layer 7 is placed in concave portions surrounded by the ribs 51; and the cover 9 forms an outermost layer; with each of the ribs extending so that its width increases from the cover side to the core side; the concave portions being shaped into a funnel-like form by the side surfaces of the ribs; the hardness of the core 3, the first intermediate layer 5 and the second intermediate layer 7 being different from each other; and the hardness of the first intermediate layer 5 being greater than that of the second intermediate layer 9.

Abstract: This invention relates to a multi-layered, multi-piece golf ball that comprises a core, an intermediate layer, and a cover, wherein the core comprises a spherical body and ribs that are arranged on the surface of the spherical body and that have almost the same height as the thickness of the intermediate layer, wherein the intermediate layer fills a plurality of concave portions formed on the surface of the spherical body while being surrounded by the ribs. This arrangement enables the golf ball to have both high ball bounce resilience and a soft feel when hit.

Abstract: The present invention intends to prevent deviation and gap from being generated in a joining section of a golf club in which a head main body 10A and a surface material 10B are integrated by joining together and provide a high quality golf club head having an improved durability and manufacturing method thereof. In the golf club head in which the head main body 10A and the surface material 10B are joined together such that they are integral, a groove 18 is provided in a joining section between the both members and joint material 19 composed of fiber reinforced resin material is embedded in that groove. Consequently, the joining strength is intensified.

Abstract: A golf ball comprising a spherical core (1) and a cover (3) covering the spherical core (1), wherein the core (1) is provided with grooves (5) along three great circles drawn on the surface of the core (1) so as to intersect each other at right angles, and projections (9) engaging in the grooves (5) are provided on the inner surface of the cover (3). A golf ball with such a structure has both high resilience and soft feel when hit.

Abstract: A multi-piece golf ball has a core (3), an interlayer (5), and a cover (7), the core (3) being provided with a spherical main part (31) and a plurality of ribs (32) formed on the main part (31), the interlayer (5) being accommodated in depressions (33) surrounded by the ribs (32) and having a thickness substantially the same as the height of the ribs (32), each of the ribs (32) extending in such a manner that the width thereof becomes greater from the cover towards the core, each of the depressions (33) being formed into a cone-like shape by side faces of the ribs (32), and the hardness of the interlayer (5) being less than that of the core (3). This structure achieves satisfactory soft feeling and high bounce resilience.

Abstract: This invention is directed to A composition for forming a golf ball, the composition comprising polyurethane gel composite particles and at least one base material selected from the group consisting of synthetic resins and elastomers, the polyurethane gel composite particles consisting of colloidal polyurea particles precipitated from a non-aqueous solvent solution of colloidal polyurea and polyurethane gel particles covered with the polyurea particles, the polyurethane gel particles being three-dimensionally crosslinked and each of the polyurethane gel particles being formed of a polyisocyanate compound and a polyethylene oxide group-free, active-hydrogen-containing compound, at least one of the compounds being trifunctional or higher valency, and is also directed to a multi-piece golf ball having one or more layers formed of this composition.

Abstract: A multi-piece golf ball has a core 3, an interlayer 5, and a cover 7, the core 3 having a spherical main part 9 and a plurality of ribs 11 provided on the surface of the main part 9, the interlayer 5 being inserted into depressions surrounded by the ribs 11, and the hardness of the interlayer 5 being less than that of the core 3. The multi-piece golf ball can achieve an especially long carry distance.