107results about How to "Increase horizontal width" patented technology

Provided is a nitride semiconductor device with high reliability and high flexibility in design and manufacture of the device. The nitride semiconductor device comprises a seed crystal portion (11) formed on a sapphire substrate (10) and having a mask (12) on one side surface thereof, and a GaN layer (15) grown on the sapphire substrate (10) and the seed crystal portion (11) through epitaxial lateral overgrowth. The GaN layer (15) is grown only from an exposed side surface of the seed crystal portion (11) which is not covered with the mask (12), so the lateral growth of the GaN layer (15) is asymmetrically carried out. Thereby, a meeting portion (32) is formed in the vicinity of a boundary between the seed crystal portion (11) and the mask (12) in a thickness direction of the GaN layer (15). Therefore, as the meeting portion (32) is formed in a position away from the center between the adjacent seed crystal portions (11) in a direction parallel to a surface of the substrate, a width WL of a lateral growth region is larger with respect to a pitch WP of the seed crystal potion (11), compared with conventional configurations.

An expandable interbody device for implantation within an intervertebral space is provided, together with methods and tools for use therewith. The interbody devices include a leading first and trailing second bearing member configured to expand laterally via connecting portions disposed at the trailing end of the first being member and at least the leading end of the second bearing member. In some forms, the connecting portions have an arcuate configuration. The insertion tool is configured expand the interbody device by holding the first bearing member while shifting the second bearing member.

Liquid-crystal display device with a concavely curved panel in which a reflective plate is installed with which a uniform brightness of the screen of the liquid-crystal device with curved screen can be maintained and brightness non-uniformities can be remedied, without making the outer shape of the liquid-crystal display device large. In a liquid-crystal display device having a structure in which a concavely curved panel is held by spacers having a curved shape that are installed on a backlight unit, a reflective plate or reflective sheet is attached to all those inner walls formed by an inner space enclosed by the concavely curved panel, the spacers and the backlight unit that are formed by components that are installed between the curved panel and the backlight unit and that are formed by components that are not transmissive to light that is emitted from the light source.

An expandable interbody device for implantation within an intervertebral space is provided, together with methods and tools for use therewith. The interbody devices include a leading first and trailing second bearing member configured to expand laterally via connecting portions disposed at the trailing end of the first being member and at least the leading end of the second bearing member. In some forms, the connecting portions have an arcuate configuration. The insertion tool is configured expand the interbody device by holding the first bearing member while shifting the second bearing member.

The invention relates to a coal underground gasification process system. The coal underground gasification process system comprises a gasification agent injection drill hole, coal gas outlet drill holes, a main gasification channel, branch gasification channels, a drill hole supporting tube, a gasification agent injection tube, a combustion agent injection tube, a sealing device and an ignition point shifter. The gasification agent injection drill hole is connected with the coal gas outlet drill holes through the main gasification channel and the branch gasification channels, and the combustion agent injection tube is sleeved with the gasification agent injection tube and is connected through the sealing device. A gasification process includes the steps of carrying out ignition, judging whether water vapor is fed into, feeding into water vapor, judging whether an ignition point is moved forward, starting the ignition point shifter and continuing to conduct combustion. The coal underground gasification process system has the advantages that the transverse gasification area and longitudinal gasification area can be enlarged, coal reserves for gasification are increased, autoignition and controllable back gas injection are achieved in a well-free coal underground gasification process, meanwhile the problem of short circuit of gasification agents in the gasification channels is solved, the probability of back mixing of product gas and the gasification agents is lowered, and safety operation of the gasification process is guaranteed.

A seating arrangement in an aircraft passenger cabin includes rows of seats, one behind another at a prescribed seat pitch. A wider transverse aisle is formed between successive seat rows at a normal exit or an emergency exit. At least one seat row bordering on and facing the transverse aisle is equipped with foldable passenger seats that each have an upwardly tiltable seat bottom and armrests. By tilting up the seat bottom and the armrests, an enlarged width of the transverse aisle is provided in the event of an emergency evacuation. In normal operation, the prescribed transverse aisle width does not need to be maintained, i.e. can be reduced, so the seat bottom and armrests are tilted down into the normal-use position for a passenger to be seated on the seat. Thereby the seat pitch of this seat row can be reduced and the total seating capacity can be increased.

A semiconductor device includes: a package; an input matching circuit and an output matching circuit in the package; and transistor chips between the input matching circuit and the output matching circuit in the package. Each transistor chip includes a semiconductor substrate having long sides and short sides that are shorter than the long sides, and a gate electrode, a drain electrode and a source electrode on the semiconductor substrate. The gate electrode has gate fingers arranged along the long sides of the semiconductor substrate and a gate pad commonly connected to the gate fingers and connected to the input matching circuit via a first wire. The drain electrode is connected to the output matching circuit via a second wire. The long sides of the semiconductor substrates of the transistor chips are oblique with respect to an input / output direction extending from the input matching circuit to the output matching circuit.

There is provided a bump structure for a semiconductor device, comprising a metal post formed on and electrically connected to an electrode pad on a substrate, a solder post formed on the top surface of the metal post, said solder post having the same horizontal width as the metal post and the top surface of the solder post being substantially rounded, and an intermetallic compound layer disposed at the interface between the metal post and the solder post. An oxide layer formed on the solder post prevents solder post under reflow from being changed into a spherical shape. An intermetallic compound layer may be formed by an aging process at the interface between the metal post and the solder post. The bump structure can realize fine pitch semiconductor package without a short between neighboring bumps.

An air-intake duct of the present invention, configured to guide air to a throttle device coupled to an engine, includes a main wall forming a main passage; and a sub-wall provided outside the main wall to form a sub-passage; wherein the sub-wall has a height smaller than a height of the main wall; and wherein the sub-passage is defined by an inner wall surface of the sub-wall and an outer wall surface of the main wall and is disposed on one side in a direction substantially perpendicular to a passage axis of the main passage.

The embodiment of the invention provides electronic equipment and a method for protecting the electronic equipment from falling. The electronic equipment comprises an accelerometer and a driving piece which are arranged at the interior of the electronic equipment, at least one pair of protective cross beams symmetrically arranged along a longitudinal center shaft of a back cover of the electronic equipment, and a rotating shaft for fixing the at least one pair of protective cross beams; a pair of protective cross beams comprises two protective cross beams; the accelerometer is connected with the driving piece, the driving piece is connected with the at least one protective cross beam, and each protective cross beam is fixed at the back cover of the electronic equipment through the rotating shaft. The accelerometer is used for detecting the state where the electronic equipment is and controlling the driving piece to drive the at least one pair of protective cross beams to be opened when the electronic equipment is detected to be at a falling state; the at least one pair of protective cross beams rotates to a preset angle around the rotating shaft during the opening process, so that the transverse width of the electronic equipment is increased, thus the electronic equipment is protected when the electronic equipment falls, and the electronic equipment is prevented from falling in a narrow gap.

This invention relates to the field of airbag covers such as are used in the interior of vehicles, and more specifically to an airbag cover having a novel tear seam. The tear seam is adapted to be located over a pair of deployment doors which are located behind the airbag cover. According to one embodiment, the tear seam includes a transverse segment having a width adapted to extend beyond the perimeter of the underlying deployment door. The tear seem also includes a first end segment and a second end segment. The transverse segment extends between and intersects each of the first end segment and the second end segment at locations distal from the perimeter of the underlying airbag door. The first end segment and second end segment each include at least one convex segment proximal the intersection of the first end segment with the transverse segment. Each convex segment is further adapted to be substantially perpendicular to a deployment induced stress pattern in the airbag cover.

This invention relates to the field of airbag covers such as are used in the interior of vehicles, and more specifically to an airbag cover having a novel tear seam. The tear seam is adapted to be located over a pair of deployment doors which are located behind the airbag cover. According to one embodiment, the tear seam includes a transverse segment having a width adapted to extend beyond the perimeter of the underlying deployment door. The tear seem also includes a first end segment and a second end segment. The transverse segment extends between and intersects each of the first end segment and the second end segment at locations distal from the perimeter of the underlying airbag door. The first end segment and second end segment each include at least one convex segment proximal the intersection of the first end segment with the transverse segment. Each convex segment is further adapted to be substantially perpendicular to a deployment induced stress pattern in the airbag cover.

An exhaust system for a motorcycle includes exhaust pipes extending from exhaust ports of an engine, a first muffler chamber for receiving the exhaust pipes, a second muffler chamber arranged parallel to and operatively connected with the first muffler chamber, and a silencer disposed in the second muffler chamber. The exhaust system is distributively arranged in a vehicle width direction such that the first muffler chamber is situated on a left side of a center line of the motorcycle defined along longitudinal direction of the motorcycle, and the second muffler chamber is situated on a right side of the center line. The first and second muffler chambers are disposed at a position below the engine. The exhaust gas from the engine is emitted outside the engine via, in sequence, the exhaust pipes, the first and second muffler chambers and the silencer.

The invention relates to a drainage converging device for a bathroom, a balcony and a kitchen, in particular to a spiral-flow type drainage converging device for a building. The drainage converging device is composed of a vertical pipe drainage section (1), a transverse pipe drainage converging section (2) and a water seal component (3). A guide vane (6) is arranged in a dilatation section of the vertical pipe drainage section (1). A transverse section (9) and a lower inner wall of the transverse pipe drainage converging section (2) are planes or approximate to planes or arc surfaces. The maximum distance of a transverse opening (15) of a converging section top end channel (13) is larger than that of a vertical opening (16) of the converging section top end channel (13). The distance L between the inner wall edge of the hollow portion of a transverse surface opening (17) and the outer wall of the portion, close to the transverse surface opening, of the vertical pipe drainage section ranges from 40 mm to 450 mm. The water seal component (3) can be separated from the transverse surface opening (17). A floor drain cover (23) is arranged on the upper portion (18). The lowest end of a transverse pipe connector (44) is higher than the transverse surface (9). By the adoption of the spiral-flow type drainage converging device for the building, when drainage of the same floor of the building is conducted, under the condition that floor drains are arranged in the bathroom, the kitchen and the balcony, a floor descent plate and a slight descent plate are not needed.

A method for strengthening and reforming a down-loaded steel truss bridge, which comprises the following steps: on both sides of the bottom of a truss (1) with a rectangular cross-section, a plane bracket (2) connected to a steel structure is fixedly connected by welding or threaded ), the connected plane bracket (2) is on the same plane as the bottom of the truss (1). The method can increase the lateral rigidity of the steel truss bridge and reduce the lateral vibration amplitude; less material is used, the construction and maintenance are simple and convenient, and the required cost is low.

The invention discloses a power truck for a 100% low-floor vehicle. The power truck comprises a framework and two axels. The framework comprises two side beams and two cross beams. The two ends of each axel are respectively connected with an axle box, an elastic wheel and a brake disc and are installed at the bottom of the corresponding side beam. A sand box is arranged on the top of one end of each side beam. An air compressor is installed on each sand box. The middle portion of each side beam is recessed, and a transverse stop is arranged on the inner side of each side beam. A secondary suspension mounting base of the two cross beams is arranged outside the side beams. A secondary suspender, a vertical stop and a vertical damper are arranged on the secondary suspension mounting base. A magnetic track braking device is connected between the every two axle boxes on the same side. The ends, which are the same, of the two side beams are respectively provided with a traction rod. The ends, which are different, of the two side beams are provided with a transverse damper and a braking clamp respectively. The braking clamp is connected with a braking release unit and a braking hydraulic unit. All the components except the traction rod are symmetrical about the center of the framework. By means of the power truck, a low floor surface of the vehicle is overall through, and the specification requirements of the 100% low-floor vehicle are met; the power truck can rotate by 180 degrees as a whole to be used, thereby being high in flexibility.

A building drainage concentrator relates to an embedded type drainage concentrator for a building. The embedded type drainage concentrator for the building consists of a stand pipe drainage section (1), a horizontal pipe drainage concentrating section (2) and a water seal component (3). A horizontal surface (9) of the horizontal pipe drainage concentrating section (2) and an inner wall below are planes or cambered surfaces approximate to planes. A maximum distance of a horizontal opening (15) of a channel (13) on the top of the concentrating section of the horizontal pipe drainage concentrating section (2) that is communicated with the stand pipe drainage section (1) is greater than a maximum distance of a vertical opening (16). The top of the water seal component (3) on one side of the horizontal surface (9) of the horizontal pipe drainage concentrating section (2) is communicated with the bottom of the water seal component; the upper portion (18) of the water seal component is higher than the horizontal surface (9); a floor drain cover (23) is arranged above the water seal component. A distance L between the outside of the upper portion (18) of the water seal component and the outer wall of the adjacent stand pipe drainage section is ranging from 40mm to 450mm. In case of the floor drains are installed, the embedded type drainage concentrator for the building is able to use the toilet, the kitchen and the balcony when the water is drained at the same floor of the building, without any fall slabs or slightly descending floors.

The invention discloses a method for performing surface slow-rate infiltration land treatment on rural domestic wastewater and belongs to sewage treatment (CO2F). The problems that centralized treatment of the rural domestic wastewater is difficult because the rural infrastructure falls behind, the capital is in shortage and the traditional treatment process is complex are solved. The technology mainly comprises three systems, namely a dry-wet separation pool, a collection and sedimentation tank and a surface slow rate infiltration ditch, so that economical, high-efficiency and energy-saving treatment on the sewage can be realized. The method has the advantages of low one-off infrastructure investment, low operating cost, simplicity and convenience in management, stable long-term operation effect and the like, and quasi unmanned operation can be realized. The method is especially suitable for centralized treatment of rural medium / low-concentration domestic wastewater in rolling countries in the middle west and also can be suitable for centralized treatment of rural aquaculture wastewater and domestic wastewater in small towns.

The invention discloses an ellipse sport device, comprises a main body, two slide device, two footplate devices, and two extension devices. Wherein, said main body has two rotary elements rotating around one axis; each of said slid devices has a slide rod axially connected to the rotary element and sliding front-back along it; each of said footplate devices comprises a footplate movably mounted on said slide rod; each of extension devices has a rotary arm axially connected with said slide rod, a interlocking arm axially connecting said footplate and said rotary arm, and a interlocking unit for driving reverse rotation of said rotary arm. Therefore, the footplate can make a prolate ellipsoid motion track.

A hinge for folding carton comprises an internal hinge and an external hinge movably connected through a rotary pin and a locking device used to lock up the internal hinge and the external hinge, wherein the external hinge comprises at least two parallel external hinge plates; the internal hinge comprises two parallel internal hinge plates. Compared with the prior art, the invention can increase transverse breadth of the internal hinge without changing the standard operating hole, thereby effectively increasing rigidity of the internal hinge so as to make the internal hinge be suitable for folding carton of any type and particularly for folding carton provided with independent corner post.

The invention relates to a small-town arch bridge local widening and reinforcing method based on characteristic of tidal traffic flow. The method is characterized in that: firstly a bridge head bridge deck (1) and a bridge head sidewalk structure (2) of an arch bridge are removed, a width-variable prestressed concrete bridge deck (4) and a new bridge head sidewalk structure (3) are built, so that widening section and transition section functions of bridge head inlet / outlet lanes are exerted and the smooth transition requirement of bridge head crossing traffic flow is met; a bridge head variable lane isolation fence (5) is used for isolating opposite lanes, and a road mark is used for implementing traffic management measures of a bridge head variable lane (6), thus the needs of characteristic of tidal traffic flow are met; and at the same time, a main arch ring, a side arch wave and an arch bridge sidewall of the bridge are correspondingly reinforced so as to meet the structural strength requirement of the bridge. Compared with whole line widening and reinforcing method, the bridge head local widening and reinforcing method provided by the invention has the advantages of small alteration area, low cost, short construction time and low construction difficulty, and can be applied to widening and reinforcing of an arch bridge of which the length is more than 150 m and of which bridge piers and base have abundant load carrying capability.

An image sensor including partition patterns includes: a substrate; photo-sensing elements formed in the substrate, each photo-sensing element responsive to light to produce a photo-sensing electricalsignal; an antireflection layer formed over of the photo-sensing elements and structured to reduce optical reflection to facilitate optical transmission of incident light to the photo-sensing elements through the antireflection layer; color filters formed over the antireflection layer and arranged to spatially correspond to the photo-sensing elements, respectively, each color filter structured toselect a designated color in the incident light to transmit through to a corresponding photo-sensing element; and partition patterns formed over the antireflection layer and arranged to spatially correspond to the photo-sensing elements, respectively, to partition light receiving area above the photo-sensing elements into separate light receiving areas, each partition pattern surrounding a corresponding color filter to be separate from an adjacent color filter; grooves formed in upper portions of the partition patterns, and providing air gaps between the adjacent partition patterns; micro lenses formed over the partition patterns and the color filters to direct incident light to the photo-sensing elements through the color filters, respectively. The micro lenses may be separated from oneanother by the grooves.