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公开(公告)号:US09360020B2
公开(公告)日:2016-06-07
申请号:US14259959
申请日:2014-04-23
Applicant: Electric Torque Machines, Inc.
Inventor: Thomas F. Janecek
CPC classification number: F04D25/082 , F01D5/147 , F01D5/18 , F04D25/088 , F04D29/388 , F04D29/5813 , F05D2240/307 , F05D2260/601
Abstract: A self-cooling fan in configured with a vent feature that draws air into a fan housing and over a heat sink to dissipate heat generated by the motor and/or control unit. The self-cooling fan has a conduit with an attached end opening that couples with a cooling zone within the fan housing and extends along a portion of the fan blade(s). A vent feature is an opening in a conduit, at or near the extended end of the conduit, that allows air to exit the conduit. A vent feature may be a venturi feature. A venturi feature creates a vacuum within a conduit via outer diameter blade velocities interacting with venturi geometries when the blades are rotating, further promoting the drawing of air into the fan housing. A cooling channel allows air from outside of the fan assembly to enter into a cooling zone where a heat sink is configured.
Abstract translation: 一种自冷却风扇,其配置有通风特征,其将空气吸入风扇壳体中并在散热器上方散发由电动机和/或控制单元产生的热量。 自冷却风扇具有带有附接的端部开口的导管,该端部开口与风扇壳体内的冷却区耦合并且沿风扇叶片的一部分延伸。 通风口特征是导管中的开口,在导管的延伸端处或附近,允许空气离开导管。 排气口特征可以是文氏管特征。 文丘里特征在叶片旋转时通过与文丘里几何形状相互作用的外径叶片速度在导管内产生真空,进一步促进空气进入风扇壳体。 冷却通道允许来自风扇组件外部的空气进入配置散热器的冷却区域。
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公开(公告)号:US20230268785A1
公开(公告)日:2023-08-24
申请号:US18142454
申请日:2023-05-02
Applicant: Electric Torque Machines, Inc.
Inventor: Tyler K. Williams , Thomas F. Janecek
IPC: H02K1/16
CPC classification number: H02K1/16 , H02K2201/15
Abstract: An electric motor includes a rotor and a stator formed by a plurality of stator phases. The stator phases include coils that extend fully about the motor axis of the motor. The stator phases further include teeth arrayed around the motor axis. Each tooth has a tooth face oriented towards the rotor. Multiple of the lamina forming each tooth are exposed at the tooth face and are configured to extend axially and radially to the tooth face. The stator phases magnetically interact with the rotor to drive rotation of the rotor on the motor axis.
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公开(公告)号:US09618003B2
公开(公告)日:2017-04-11
申请号:US14654823
申请日:2015-01-27
Applicant: Electric Torque Machines Inc.
Inventor: Thomas F Janecek , Tyler Williams , Morgan Conklin , John Dyer
CPC classification number: F04D25/088 , F04D25/0606 , F04D25/082 , H02K1/145 , H02K3/325 , H02K7/14 , H02K15/022 , H02K21/145 , H02K21/227 , H02K2213/03 , Y10T29/49009
Abstract: A high efficiency transverse flux motor fan utilizes a transverse flux motor that can provide torque to drive fan blades at a reduced weight over conventional induction and brushless DC motors. A fan incorporating a transverse flux motor may be a residential ceiling fan or high volume low speed fan. Transverse flux motors are ideal for these applications as they have a higher efficiency at low revolutions per minute. A transverse flux motor may have a stator utilizing a ring shaped lamina that has extending members that form a coil channel. A lamina may be a unitary piece of material that is formed from a sheet of metal, thereby providing a very lightweight stator assembly. An exemplary fan may provide an airflow efficiency of more than about 236 L/s*W, (500 CFM/watt), an essential airflow density of more than about 2.36 L/s*g, (5 CFM/gram) and a power density of about 150 W/kg or more.
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公开(公告)号:US20150369252A1
公开(公告)日:2015-12-24
申请号:US14654823
申请日:2015-01-27
Applicant: ELECTRIC TORQUE MACHINES INC.
Inventor: Thomas F Janecek , Tyler Williams , Morgan Conklin , John Dyer
CPC classification number: F04D25/088 , F04D25/0606 , F04D25/082 , H02K1/145 , H02K3/325 , H02K7/14 , H02K15/022 , H02K21/145 , H02K21/227 , H02K2213/03 , Y10T29/49009
Abstract: A high efficiency transverse flux motor fan utilizes a transverse flux motor that can provide torque to drive fan blades at a reduced weight over conventional induction and brushless DC motors. A fan incorporating a transverse flux motor may be a residential ceiling fan or high volume low speed fan. Transverse flux motors are ideal for these applications as they have a higher efficiency at low revolutions per minute. A transverse flux motor may have a stator utilizing a ring shaped lamina that has extending members that form a coil channel. A lamina may be a unitary piece of material that is formed from a sheet of metal, thereby providing a very lightweight stator assembly. An exemplary fan may provide an airflow efficiency of more than about 236 L/s*W, (500 CFM/watt), an essential airflow density of more than about 2.36 L/s*g, (5 CFM/gram) and a power density of about 150 W/kg or more.
Abstract translation: 高效率横向磁通电机风扇采用横向磁通电机,可以提供转矩,以比传统感应和无刷直流电机减轻重量来驱动风扇叶片。 结合横向磁通电机的风扇可以是住宅吊扇或高容量低速风扇。 横向磁通电机对于这些应用是理想的,因为它们在每分钟低转速下具有更高的效率。 横向磁通马达可以具有利用环形薄片的定子,该定子具有形成线圈通道的延伸部件。 层可以是由金属板形成的整体材料片,从而提供非常轻型的定子组件。 示例性的风扇可以提供大于约236L / s * W(500CFM /瓦特)的气流效率,大于约2.36L / s * g(5CFM / g)的基本气流密度和功率 密度约为150W / kg以上。
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公开(公告)号:US20250052367A1
公开(公告)日:2025-02-13
申请号:US18718782
申请日:2022-12-14
Applicant: Electric Torque Machines, Inc.
Inventor: Thomas F. Janecek
Abstract: A grease inhibitor is disposed about a rotating shaft of an electric machine. The grease inhibitor is configured to inhibit flow of grease towards electromagnetic components of the electric machine along the shaft. The grease inhibitor includes an inner member that rotates with the shaft and that interfaces with a static component to form the grease inhibiting interface.
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公开(公告)号:US20250023435A1
公开(公告)日:2025-01-16
申请号:US18696862
申请日:2022-09-26
Applicant: Electric Torque Machines, Inc.
Inventor: Jarrod C. Drexler , Douglas S. Ryder , Tyler K. Williams
IPC: H02K21/22
Abstract: An electric motor includes a rotor and a stator that includes a plurality of coils arrayed along a rotational axis of the rotor. The rotor is potted with potting compound. The stator is potted with potting compound. Each coil of the stator is electrically connected to a power source to receive operating power from the power source. The coils are powered to cause the stator to electromagnetically drive rotation of the rotor on the rotational axis.
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公开(公告)号:US11831222B2
公开(公告)日:2023-11-28
申请号:US18125592
申请日:2023-03-23
Applicant: Electric Torque Machines, Inc.
Inventor: Thomas F. Janecek , Jeremy Scott Reynolds , Robert J. Lind , Timothy S. Roman , Tyler K. Williams
CPC classification number: H02K7/14 , B63H1/14 , B63H21/17 , B63H23/34 , H02K1/16 , H02K1/22 , H02K7/003
Abstract: A fluid moving apparatus includes an electric motor having a rotor and a stator and a propeller. The rotor rotates relative to the stator on an axis to generate a rotational output. The rotational output is provided to the propeller to power the marine propulsion apparatus. The stator includes one or more coils configured to power rotation of the rotor. The one or more coils extend circumferentially around and can be coaxial on the axis. A portion of a housing of the motor extends into the aquatic environment to facilitate heat dissipation.
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公开(公告)号:US20230058117A1
公开(公告)日:2023-02-23
申请号:US17797873
申请日:2021-02-10
Applicant: Electric Torque Machines, Inc.
Inventor: Tyler K. WILLIAMS , Thomas F. JANECEK
Abstract: A transverse flux motor is formed by a stator portion and a rotor portion. The stator portion includes one or more phase assemblies formed by flux ring plates axially bracketing coil wire windings. The flux rings include teeth that magnetically interact with circumferentially opposed and adjacent teeth to form flux paths transverse to the axis of rotation of the rotor assembly.
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公开(公告)号:US20230041826A1
公开(公告)日:2023-02-09
申请号:US17972966
申请日:2022-10-25
Applicant: Electric Torque Machines, Inc.
Inventor: Thomas F. Janecek , Jeremy Scott Reynolds , Robert J. Lind , Timothy S. Roman
Abstract: A fluid moving apparatus includes an electric motor having a rotor and a stator and a propeller. The rotor rotates relative to the stator on an axis to generate a rotational output. The rotational output is provided to the propeller to power the marine propulsion apparatus. The stator includes one or more coils configured to power rotation of the rotor. The one or more coils extend circumferentially around and can be coaxial on the axis. A portion of a housing of the motor extends into the aquatic environment to facilitate heat dissipation.
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公开(公告)号:US20150308438A1
公开(公告)日:2015-10-29
申请号:US14259959
申请日:2014-04-23
Applicant: ELECTRIC TORQUE MACHINES, INC.
Inventor: Thomas F. Janecek
CPC classification number: F04D25/082 , F01D5/147 , F01D5/18 , F04D25/088 , F04D29/388 , F04D29/5813 , F05D2240/307 , F05D2260/601
Abstract: A self-cooling fan in configured with a vent feature that draws air into a fan housing and over a heat sink to dissipate heat generated by the motor and/or control unit. The self-cooling fan has a conduit with an attached end opening that couples with a cooling zone within the fan housing and extends along a portion of the fan blade(s). A vent feature is an opening in a conduit, at or near the extended end of the conduit, that allows air to exit the conduit. A vent feature may be a venturi feature. A venturi feature creates a vacuum within a conduit via outer diameter blade velocities interacting with venturi geometries when the blades are rotating, further promoting the drawing of air into the fan housing. A cooling channel allows air from outside of the fan assembly to enter into a cooling zone where a heat sink is configured.
Abstract translation: 一种自冷却风扇,其配置有通风特征,其将空气吸入风扇壳体中并在散热器上方散发由电动机和/或控制单元产生的热量。 自冷却风扇具有带有附接的端部开口的导管,该端部开口与风扇壳体内的冷却区耦合并且沿风扇叶片的一部分延伸。 通风口特征是导管中的开口,在导管的延伸端处或附近,允许空气离开导管。 排气口特征可以是文氏管特征。 文丘里特征在叶片旋转时通过与文丘里几何形状相互作用的外径叶片速度在导管内产生真空,进一步促进空气进入风扇壳体。 冷却通道允许来自风扇组件外部的空气进入配置散热器的冷却区域。
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