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1
US10279440B2
Publication/Patent Number: US10279440B2
Publication date: 2019-05-07
Application number: 15/309,487
Filing date: 2015-05-11
Abstract: A precision forming method of a high-efficiency and near-net hollow valve blank of an engine is provided, wherein the precision performing is realized by the cross wedge rolling mold, under the rolling the metal tubing for the valve deforms, with a middle part sunken and two ends elongating, the middle part forms a stem part of a hollow valve, the two ends form disk parts to be machined, and the connection sections between the disk parts and the stem part form neck parts having arced concave faces and a frustoconical lateral face in structure, achieving better consistency among the acquired hollow valve blanks. The disk part of each acquired hollow valve preformed blank is machined by the die-forging forming mold that is matched with the disk structure of the manufactured hollow valve, the hollow valve preformed blank is directly placed in the cavities of the die-forging forming mold for forging. A precision forming method of a high-efficiency and near-net hollow valve blank of an engine is provided, wherein the precision performing is realized by the cross wedge rolling mold, under the rolling the metal tubing for the valve deforms, with a middle part sunken and two ...more ...less
2
US10295173B1
Publication/Patent Number: US10295173B1
Publication date: 2019-05-21
Application number: 14/960,112
Filing date: 2015-12-04
Abstract: Disclosed herein is a portable herbal vaporizer having an outward appearance of a fountain pen. The vaporizer includes a vaporization chamber subjected to high temperatures. The vaporizer utilizes compacted particulate aerogel insulation to reduce heat loss while also providing a compact exterior package. The aerogel particles are contained in a sealed cavity, with is filled during manufacture by means of a centrifuge. Disclosed herein is a portable herbal vaporizer having an outward appearance of a fountain pen. The vaporizer includes a vaporization chamber subjected to high temperatures. The vaporizer utilizes compacted particulate aerogel insulation to reduce heat loss while also providing ...more ...less
3
US10370023B2
Publication/Patent Number: US10370023B2
Publication date: 2019-08-06
Application number: 15/542,105
Filing date: 2015-09-22
Abstract: A method may be used to produce a steering column for a motor vehicle that includes an inner steering column tube that receives a steering shaft such that the steering shaft is rotatable about its longitudinal axis, an outer steering column tube that receives the inner steering column tube and has a longitudinal slot that extends in a direction of the longitudinal axis, and a clamping apparatus that can be switched over between a release position in which the inner steering column tube is adjustable relative to the outer steering column tube and a fixing position in which the inner steering column tube is fixed relative to the outer steering column tube. The longitudinal slot may have a greater width in the release position than in the fixing position. The method may involve, amongst other steps, manufacturing at least one single blank of the outer steering column tube and/or of the inner steering column tube using an extrusion process. A method may be used to produce a steering column for a motor vehicle that includes an inner steering column tube that receives a steering shaft such that the steering shaft is rotatable about its longitudinal axis, an outer steering column tube that receives the inner steering ...more ...less
4
US10352352B2
Publication/Patent Number: US10352352B2
Publication date: 2019-07-16
Application number: 15/726,365
Filing date: 2017-10-05
Abstract: A forged crankshaft assembly for an engine, and a method of manufacturing the same, has a forged crankshaft and a removable counterweight to provide access for core drilling or milling a cavity. The forged crankshaft has a pin bearing journal, a main bearing journal, a first crank arm supporting the pin bearing journal, a second crank arm supporting the pin bearing journal and connecting the pin bearing journal and the main bearing journal, and at least one milled crank arm cavity formed within at least a portion of the second crank arm. The removable counterweight extends radially outward from the first crank arm, wherein the crank arm cavity is configured to be accessible to a core drill or mill cutter only when the removable counterweight is removed from the first crank arm and inaccessible to the core drill or mill cutter when the removable counterweight is coupled to the first crank arm. A forged crankshaft assembly for an engine, and a method of manufacturing the same, has a forged crankshaft and a removable counterweight to provide access for core drilling or milling a cavity. The forged crankshaft has a pin bearing journal, a main bearing journal, a first ...more ...less
5
US10343239B2
Publication/Patent Number: US10343239B2
Publication date: 2019-07-09
Application number: 15/343,741
Filing date: 2016-11-04
Abstract: A heat exchanger may be manufactured using an apparatus which includes a rotating body configured to be disposed at one side of heat exchange fins having an insertion groove having one side formed to be depressed and placed to be downwardly directed to be rotatable. An inner side of the insertion groove of transferred heat exchange fins are seated on the rotating body. The apparatus also include a rotating blade configured to be connected to the rotating body to be rotatable together with the rotating body. The rotating blade supports the other side of the heat exchange fins to prevent the heat exchange fins from being deviated from the rotating body. A heat exchanger may be manufactured using an apparatus which includes a rotating body configured to be disposed at one side of heat exchange fins having an insertion groove having one side formed to be depressed and placed to be downwardly directed to be rotatable. An inner ...more ...less
6
US10400474B1
Publication/Patent Number: US10400474B1
Publication date: 2019-09-03
Application number: 16/421,013
Filing date: 2019-05-23
Abstract: An identification module is disclosed for use in a key making machine. The identification module may have a key receiving assembly configured to receive only a shank of an existing key. The identification module may also have a tip guide, configured to receive a tip of the shank of the existing key. The tip guide may have a slot that exposes a tip end of the shank. The identification module may also have an imaging assembly configured to capture an image of the tip end through the slot. An identification module is disclosed for use in a key making machine. The identification module may have a key receiving assembly configured to receive only a shank of an existing key. The identification module may also have a tip guide, configured to receive a tip of the shank ...more ...less
7
US10369628B2
Publication/Patent Number: US10369628B2
Publication date: 2019-08-06
Application number: 15/355,419
Filing date: 2016-11-18
Abstract: Certain embodiments of the invention may include systems and methods for providing stator bar shape tooling. According to an example embodiment of the invention, a method is provided for shaping an element. The method can include providing at least one constraining surface, wherein the at least one constraining surface is fabricated at least in part by selective laser sintering, and deforming an element with the at least one constraining surface to define at least an external shape of a formed element. Certain embodiments of the invention may include systems and methods for providing stator bar shape tooling. According to an example embodiment of the invention, a method is provided for shaping an element. The method can include providing at least one constraining surface ...more ...less
8
US10368691B2
Publication/Patent Number: US10368691B2
Publication date: 2019-08-06
Application number: 15/513,705
Filing date: 2015-09-22
Inventor: Allemand, Simon  
Assignee: SEB S.A.
Abstract: A cooking vessel includes a vessel body having a partially coated, textured stainless steel inner surface having a plurality of ribs rising above recesses having bottoms covered with a non-stick coating. The ribs have uncoated tops and sides that are separate from the bottoms of the cavities. The sides connect the tops to the bottoms. The tops rise above the non-stick coating covering the bottoms. According to the invention, the non-stick coating rises over the sides from the bottoms towards the tops without exceeding the height of the tops, and the bottoms and the sides have a rough surface under the non-stick coating. Also included is a method for producing a cooking vessel. A cooking vessel includes a vessel body having a partially coated, textured stainless steel inner surface having a plurality of ribs rising above recesses having bottoms covered with a non-stick coating. The ribs have uncoated tops and sides that are separate from the bottoms of ...more ...less
9
US2019001448A1
Publication/Patent Number: US2019001448A1
Publication date: 2019-01-03
Application number: 15/639,061
Filing date: 2017-06-30
Abstract: Turbine wheels, turbine engines, and methods of fabricating the turbine wheels are provided. An exemplary method includes fabricating a turbine wheel that includes a rotor disk and a plurality of turbine blades operatively connected to the rotor disk through a blade mount. The method includes locating a cooling passage within a blade mount preliminary configuration and a cooling inlet on a surface of the blade mount preliminary configuration. A rotor disk bonding surface geometry and a blade mount bonding surface geometry are designed based upon a stress analysis of the turbine wheel and locations of the cooling passage and cooling inlet. A rotor disk production configuration and a blade mount production configuration are generated based upon the preliminary configurations. A blade mount and a rotor disk are formed based upon the production configurations. A blade ring including a plurality of blade mounts is formed and bonded to the rotor disk. Turbine wheels, turbine engines, and methods of fabricating the turbine wheels are provided. An exemplary method includes fabricating a turbine wheel that includes a rotor disk and a plurality of turbine blades operatively connected to the rotor disk through a blade mount. The ...more ...less
10
US2019041146A1
Publication/Patent Number: US2019041146A1
Publication date: 2019-02-07
Application number: 16/051,901
Filing date: 2018-08-01
Abstract: A method and apparatus for enabling handgun magazines to function in a rifle lower forging, may include a rifle lower forging. The rifle lower forging may include but is not limited to a recessed area on a side portion of the rifle lower forging configured to receive a handgun magazine release. The rifle lower forging may further include a vertical hole on a top portion of the rifle lower forging configured to receive an elongated portion to hold the handgun magazine release. The rifle lower forging may further include a hole perpendicular to the vertical hole configured to receive a handgun magazine release spring. The rifle lower forging may further include a horizontal slit on the top portion of the rifle lower forging configured to receive an ejector. The rifle lower forging may further include one or more apertures perpendicular to the horizontal slit each configured to receive a fastener to secure the ejector to the rifle lower forging. The rifle lower forging may further include a hollow portion proximate the horizontal slit configured to receive a handgun magazine. A method and apparatus for enabling handgun magazines to function in a rifle lower forging, may include a rifle lower forging. The rifle lower forging may include but is not limited to a recessed area on a side portion of the rifle lower forging configured to receive a handgun ...more ...less
11
US2019047095A1
Publication/Patent Number: US2019047095A1
Publication date: 2019-02-14
Application number: 16/079,480
Filing date: 2017-02-13
Assignee: EXERGY S.P.A.
Abstract: A method for the construction of bladed rings for radial turbomachines, including: preparing an annular block; roughing the annular block by removing material to define a first, second, third and fourth axial section, wherein the first axial section defines a reinforcement ring, wherein the third axial section defines a base ring; roughing the second axial section by removing material to delimit a plurality of separate elements, wherein the separate elements axially connect the base ring to the reinforcement ring; finishing each of the separate elements by removing material to provide the separate element with the shape of an airfoil blade, wherein a leading edge of the blade and a trailing edge of the blade develop substantially parallel to a central axis of the bladed ring; roughing the fourth axial section by removing material for delimiting an annular anchoring appendage of the base ring to a radial turbomachine. A method for the construction of bladed rings for radial turbomachines, including: preparing an annular block; roughing the annular block by removing material to define a first, second, third and fourth axial section, wherein the first axial section defines a reinforcement ring ...more ...less
12
US2019178296A1
Publication/Patent Number: US2019178296A1
Publication date: 2019-06-13
Application number: 16/213,717
Filing date: 2018-12-07
Abstract: An apparatus mounts a plain bearing shell of a plain bearing in a bearing seat of a component. The apparatus has an attachment region for releasably attaching the apparatus to the component. The apparatus has a supporting region for supporting the plain bearing shell during an insertion of the plain bearing shell into the bearing seat of the component. During the insertion into the bearing seat, the plain bearing shell can slide along on the supporting region, with the result that the plain bearing shell does not come into contact with an outer edge of the bearing seat. An apparatus mounts a plain bearing shell of a plain bearing in a bearing seat of a component. The apparatus has an attachment region for releasably attaching the apparatus to the component. The apparatus has a supporting region for supporting the plain bearing shell during an ...more ...less
13
US2019128126A1
Publication/Patent Number: US2019128126A1
Publication date: 2019-05-02
Application number: 15/973,364
Filing date: 2018-05-07
Abstract: A turbine blisk is provided. The turbine blisk includes an inner rim, a plurality of adjacent rotor blades extending radially outward from said inner rim, a shroud segment integrally coupled to each of the plurality of adjacent rotor blades, thereby forming a plurality of adjacent shroud segments, and a gap defined between each of the adjacent shroud segments. The gap has a geometry that facilitates interlocking the plurality of adjacent shroud segments when a torsional force is applied to the plurality of adjacent rotor blades. A turbine blisk is provided. The turbine blisk includes an inner rim, a plurality of adjacent rotor blades extending radially outward from said inner rim, a shroud segment integrally coupled to each of the plurality of adjacent rotor blades, thereby forming a plurality of ...more ...less
14
US2019118315A1
Publication/Patent Number: US2019118315A1
Publication date: 2019-04-25
Application number: 16/117,055
Filing date: 2018-08-30
Abstract: The present disclosure relates to a nozzle assembly for a servo valve. The nozzle assembly comprises a nozzle including a nozzle inlet and a nozzle outlet, and a tubular filter mounted to the nozzle for filtering fluid flowing into the nozzle through the nozzle inlet.
15
US2019160719A1
Publication/Patent Number: US2019160719A1
Publication date: 2019-05-30
Application number: 16/301,968
Filing date: 2017-04-21
Abstract: Disclosed herein, amongst other things, is a gate and a related method of forming the gate, having structure and steps of providing a base of a first base material, the base having a gate area, adding a layer of a second material to the base in the gate area by an additive manufacturing process to form a metallurgical bond, wherein the second material has a characteristic that differentiates the second material from the first base material and modifying an inner surface in the gate area comprised of the second material to define the gate. Disclosed herein, amongst other things, is a gate and a related method of forming the gate, having structure and steps of providing a base of a first base material, the base having a gate area, adding a layer of a second material to the base in the gate area by an additive ...more ...less
17
EP3214280B1
Publication/Patent Number: EP3214280B1
Publication date: 2019-03-20
Application number: 15907249.5
Filing date: 2015-10-28