3D PRINTERS’ NEWEST PATENTS AND APPLICATIONS

[DE] Die Erfindung betrifft eine Brennkraftmaschine mit- mindestens einem Zylinderkopf mit mindestens einem Zylinder, und- mindestens einem mit dem mindestens einen Zylinderkopf verbundenen und als obere Kurbelgehaeusehaelfte dienenden Zylinderblock zur Aufnahme mindestens eines Kolbens, bei der- jeder Zylinder einen Brennraum umfasst, der durch einen Kolbenboden (2a) des zylinderzugehoerigen Kolbens (2), ein Zylinderrohr (1) und den mindestens einen Zylinderkopf mit ausgebildet ist, wobei der Kolben (2) entlang einer Zylinderlaengsachse (1a) translatorisch verschiebbar ist, und- jeder Kolben (2) mit einer im Kolbenboden (2a) integrierten oelgalerie (3) ausgestattet ist, die einen ringfoermigen Kanal (3a), einen mit dem ringfoermigen Kanal (3a) verbundenen Einlasskanal (3c) zur Versorgung des ringfoermigen Kanals (3a) mit oel und einen mit dem ringfoermigen Kanal (3a) verbundenen Auslasskanal (3b) zum Abfuehren des oels aus dem ringfoermigen Kanal (3a) umfasst.Es soll eine Brennkraftmaschine bereitgestellt werden, die hinsichtlich der oelkuehlung des Kolbens (2) verbessert ist.Erreicht wird dies mit einer Brennkraftmaschine, die dadurch gekennzeichnet ist, dass der Auslasskanal (3b) mindestens einen siphonaehnlichen Abschnitt (4) umfassend n greater than or equal to 2 Biegungen (4a, 4b) um einen Winkel gammaiaufweist, wobei aufeinanderfolgende Biegungen (4a, 4b) unterschiedliche Kruemmungen aufweisen.

Machine translation: The invention relates to an internal combustion engine with at least one cylinder head with at least one cylinder, and at least one of the at least one cylinder head and a cylinder block serving as an upper crankcase half for accommodating at least one piston, in the- each cylinder comprises a combustion chamber by a piston crown (2a) of the cylinder associated piston (2), by a cylinder liner and by the at least one cylinder head (1) is formed, wherein the piston (2) along a cylinder longitudinal axis (1a) is displaceable in translational fashion, and each piston (2) with a piston crown (2a) integrated oil gallery (3) which has an annular duct (3a), a ring-shaped duct (3a) is connected to the intake passage (3c) for supply of the annular duct (3a) with oil, and with the annular duct (3a) (3b) for diverting the exhaust passage connected Oil from the annular duct (3a).It is sought to provide an internal combustion engine is provided which is improved with regard to the oil cooling of the piston (2).This is achieved by means of an internal combustion engine wherein the outlet duct (3b) of at least a siphon-like section (4) comprising n?2 bends (4a, 4b), by an angle gi, wherein successive bends (4a, 4b) have different curvatures.

[KR] 본 발명은 내부에 공간을 형성한 케이스와, 상기 케이스의 내부공간 상측에 구비되고, 제어부의 제어 신호에 따라 선택적으로 바이오잉크를 토출하는 바이오잉크토출모듈과, 상기 케이스의 내부공간 하측에 구비되고, 상기 바이오잉크토출모듈에서 토출된 바이오잉크를 상면에 적층하여 조형물을 조형하는 스테이지, 및 상기 바이오잉크토출모듈과 전기적으로 연결되어 상기 바이오잉크토출모듈을 선택적으로 제어하는 제어부를 포함하여, 활성슬러지 및 미세조류로 조성된 바이오잉크를 이용하여 3D프린팅 기법으로 수처리용 복합 미생물 담체를 제조함에 따라 다양한 미생물 종류를 선택적으로 적용할 수 있어, 공정별/용도별로 적합한 미생물 담체의 사용이 가능하여 수질 처리 효율을 향상시킬 수 있고, 높은 미생물 생존능력과 활성도를 확보할 수 있으며, 종래의 수처리용 담체에 비해 공정 운전 효율성 향상, 수질 향상 및 바이오에어로졸의 발생량을 저감할 수 있는 바이오잉크를 이용한 수처리용 복합 미생물 담체 제조장치 및 수처리용 복합 미생물 담체를 제공한다.

Machine translation: The present invention is to form a space inside the case and the inner space of the casing, is provided on the upper side in accordance with the control signal of the controller by selectively discharging the bio-ink jetting modules with a bio-ink, is provided in the lower side of the internal space of the case, the bio-composite laminate assembly bio-ink discharged from the ink discharge module to be laminated on the upper surface of the molding sculptures stage, and the bio-ink discharge module and it is electrically connected to the bio-ink jetting modules, including a control unit for selectively controlling the activated sludge and microalgae using bio-ink composition to water treatment for 3D printing techniques as the manufacture complex microbial carrier can be selectively applied to a variety of microorganisms, type of process-specific/usage carrier is possible by using a suitable microorganisms can improve the water treatment efficiency high microbial viability and activity of technology can be obtained compared to conventional water treatment for carrier bio and improving efficiency, driving process water thereby reducing the amount of the aerosol using the bio-ink manufacturing apparatus for water treatment water treatment for complex microbial carrier and provides a complex microbial carrier.

[EN] A dispensing system (1) comprising a material cartridge (2) provided with a nozzle (3), a temperature-regulating unit (4) provided with a nozzle temperature-regulating zone (5) arranged to regulate the temperature of the material cartridge nozzle (3) when the material cartridge nozzle (3) is arranged within the nozzle temperature-regulating zone (5), and a positioning unit (6) arranged for movement of the material cartridge (2) and the nozzle temperature-regulating zone (5) relative to each other between a first position (A) and a second position (B). In the first position (A) the material cartridge nozzle (3) is arranged within the nozzle temperature-regulating zone (5), and in the second position (B) at least a leading end portion (3a) of the material cartridge nozzle (3) is arranged outside the nozzle temperature-regulating zone (5).

[EN] An example apparatus includes a block configured to connect mechanically to a circuit board. The circuit board includes a first conductive path running to a first electrical contact on the circuit board and a second conductive path running to a second electrical contact on the circuit board. The first electrical contact and the second electrical contact are arranged in an area of the circuit board. The block includes a component having a surface that is configured to cover at least part of the area. A conductive layer is attached to at least part of the surface. The conductive layer is for creating a short circuit between the first electrical contact and the second electrical contact following connection of the block to the circuit board.

[DE] Die Erfindung betrifft ein Verfahren (200) zur Herstellung eines Rippen-Platten-Waermetauschers (100), bei dem eine Vielzahl von Waermeaustauschpassagen (1) ausgebildet wird, die durch Trennbleche (4) voneinander getrennt sind, wobei zumindest ein Teil der Waermeaustauschpassagen (1) jeweils ein oder mehrere Strukturbleche mit Lamellen (3) und jeweils eine oder mehrere Fluidlenkstrukturen (11) aufweist, die mit Fluidkanaelen, die durch die Lamellen (3) gebildet sind, in Fluidkontakt stehen. Die Erfindung sieht vor, dass die jeweils eine Fluidlenkstruktur (11) oder zumindest eine der jeweils mehreren Fluidlenkstrukturen (11) durch ein additives Fertigungsverfahren hergestellt wird und Fluidkanaele (C) mit gekruemmtem Verlauf und/oder mit unterschiedlichen lichten Weiten (c1, c2, c3) und/oder mit unterschiedlichen Wandstaerken (m1, m2) aufweist, wobei ein Verhaeltnis der lichten Weite zumindest eines der Fluidkanaele (C) ueber wenigstens 50 percent seiner Laenge zur Wandstaerke einer angrenzenden Kanalwand um nicht mehr als 10 percent schwankt. Ein entsprechender Rippen-Platten-Waermetauscher (100) ist ebenfalls Gegenstand.

Machine translation: The invention relates to a method for fabricating a fin-heat exchanger plates (200) (100), in which a plurality of heat exchange passages (1) is formed by dividers (4) are separated from one another, wherein at least a portion of the heat exchange passages (1), in each case one or more structural plates with fins (3) and in each case one or more fluid steering structures (11), the fluid passages are formed by the slats (3) in fluid contact. The invention provides that the respective fluid steering structure (11) or at least one of each of a plurality of fluid-steering structures (11) by an additive manufacturing process and fluidic passages (C) with curved profile and/or with different clearance widths (c1, c2, C3) and/or with different wall thicknesses (m1, m2), wherein a ratio of the clear width of at least one of the fluid ports (C) over at least 50 percent of its length to the wall thickness of an adjacent duct wall varies by not more than 10 percent. A corresponding plate heat exchanger (100) is also subject matter.