1. A magnetizing fixture for connection to an electrical power supply having a first and a second electrical connection, the magnetizing fixture comprising:
a. a first electrical connection to the power supply;
b. a second electrical connection to the power supply;
c. an electrically conductive structure comprising a plurality of electrically conductive elements and an electrically conductive top, each element having a first end coupled to one of the first and second electrical connections, each element having a second end coupled to the electrically conductive top; and
d. an electrically conductive core of substantial magnetic permeability having a top surface coupled to the electrically conductive top, a bottom surface, and a plurality of channels communicating from the top surface to the bottom surface, wherein the top and bottom surfaces and the channels are coated with an electrically insulating layer and wherein each electrically conductive element is contained within a channel.
2. The magnetizing fixture as defined in claim 1, wherein the channels are open.
3. The magnetizing fixture as defined in claim 2, wherein the electrically conductive elements are completely contained laterally within the channels.
4. The magnetizing fixture as defined in claim 1, wherein the insulating layer comprises a plurality of insulating sublayers.
5. The magnetizing fixture as defined in claim 4, wherein the insulating layer comprises a first and a second insulating sublayer, wherein the first insulating sublayer is comprised of nickel, chromium, aluminum, and yttrium.
6. The magnetizing fixture as defined in claim 5, wherein the insulating layer comprises a first and a second insulating sublayer, wherein the second insulating sublayer is comprised of stabilized zirconia.
7. The magnetizing fixture as defined by claim 1 further comprising a soldering material securing the first and second electrical connections to the electrically conductive structure, the soldering material having a material melting point, the insulating layer having a melting point that is greater than the material melting point.
8. The magnetizing fixture as defined in claim 1, wherein adjacent electrically conductive elements are connected to different electrical connections.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A drive unit for an industrial vehicle, the drive unit includes a drive motor (2) comprising:
a shaft (8), rotating about an axis of rotation (9), which drives a drive wheel (6) by way of a reducing gear (5),
the drive motor (2) being disposed vertically in the vehicle following installation of the drive motor (2), and the drive wheel (6) being rotatable to achieve a steering motion of the vehicle, while the drive motor (2), during the steering motion, remains connected to the vehicle in a rotationally fixed manner,
an electronic steering mechanism (3) being one of arranged on and arranged in a housing of the drive motor (2), parallel to the axis of rotation (9) of the shaft (8), and
the electronic steering mechanism (3), following installation, being disposed on a side of the drive motor facing toward a side of the vehicle so as to avoid increasing a longitudinal length of the vehicle in a longitudinal direction.
2. The drive unit according to claim 1, wherein the electronic steering mechanism (3) is arranged along the longitudinal direction of the vehicle, a minimum circumscribed circle (C) defined by the drive wheel (6).
3. The drive unit according to claim 1, wherein, when the drive unit is disposed on the side of the vehicle, the electronic steering mechanism (3) is disposed adjacent a center of the vehicle.
4. The drive unit according to claim 1, wherein the electronic steering mechanism (3) is divided into at least two individual steerages which are each distributed on a periphery of the drive motor (2), in a direction toward at least one of the vehicle.
5. The drive unit according to claim 4, wherein the electronic steering mechanism (3) is divided into an individual controller of power electronics (3a) and an individual controller of signal electronics (3b).
6. A drive unit, for an industrial vehicle, the drive unit includes a drive motor (2) comprising:
a shaft (8), rotating about an axis of rotation (9), which drives a drive wheel (6) via a reducing gear (5), following installation the drive motor (2) being disposed vertically in the vehicle, and the drive wheel (6) being rotatable, to achieve steering of the vehicle, while the drive motor (2), during steering, follows a rotational motion of the vehicle wheel (6),
an electronic steering mechanism (3) is one of arranged on and arranged in a housing of the drive motor (2), parallel to the axis of rotation (9) of the shaft (8), and
the steering mechanism (3) is disposed about an axis of the motor.
7. The drive unit according to claim 1, wherein the electronic steering mechanism (3) is cooled by cooling lubricant of the drive unit (1).
8. The drive unit according to claim 1, wherein the electronic steering mechanism (3) comprises a housing which has cooling fins (10).
9. The drive unit according to claim 1, wherein a housing of the drive unit (1) comprises ducts (11) which extend in a longitudinal direction of the motor (2), and one of a flow of coolant and air passes through the ducts (11) for cooling the drive unit (1).
10. The drive unit according to claim 7, wherein the electronic steering mechanism (3) is one of disposed on and disposed in the motor housing parallel to the axis of rotation of the motor.
11. The drive unit according to claim 1, wherein the drive motor and the electronic steering mechanism (3) is simultaneously cooled via a common medium which provides external cooling.
12. A drive unit for an industrial vehicle comprising:
a drive motor (2) communicating with a drive wheel (6), via a reduction gear (5), to provide the drive wheel (6) with rotation power, the drive motor (2), which is rotationally fixed to the industrial vehicle, has a shaft (8) that rotates about a vertical axis of rotation (9) such that the drive wheel (6) rotates to steer the industrial vehicle;
an electronic steering mechanism (3) is one of arranged on and arranged in a housing of the drive motor (2) and is parallel to the vertical axis of rotation (9) of the shaft (8), and
the electronic steering mechanism (3), following installation, being disposed on a side of the drive motor (2) facing a side of the industrial vehicle so as to avoid increasing a length longitudinal of the industrial vehicle.