Claims
- 1. An electric vehicle comprising:an axle, wheels supported on said axle, a drive unit for rotating said axle, a power supply unit for feeding electric power to said drive unit, wherein said drive element includes a motor, said motor includes a stator core, said stator core has 3n teeth, where n is a natural number, a concentrated winding applied over each tooth part of said teeth, and a rotor including 2n permanent magnets.
- 2. An electric vehicle comprising:an axle, wheels supported on said axle, a drive unit for rotating said axle, and a power supply unit for feeding electric power to said drive unit, wherein said drive unit includes a motor, said motor includes a stator core and said stator core has 3n teeth where n is a natural number, a concentrated winding applied over each tooth part of said teeth, and a rotor including a pluraliry of 2n permanent magnets, said plurality of 2n permanent magnets are arranged around a shaft of said motor, at least one of said plurality of 2n permanent magnets includes a magnet forward portion and a magnet backward portion, and wherein said magnet forward portion is angled from said stator core towards said shaft such that a first end of said magnet forward position is closer to said stator core than a second end of said magnet forward portion, said magnet backward portion is angled from said stator core towards said shaft such that a second en of said magnet backward portion is closer to said stator core than a first end of said magnet forward portion, said second end of said magnet forward portion being coupled to said first end of said magnet forward portion.
- 3. An electric vehicle comprising:an axle, wheels supported on said axle, a drive unit for rotating said axle, and a portion supply unit for feeding electric power to said drive unit, wherein said drive unit includes a motor, said motor includes a stator core and said stator core has 3n teeth where n is a natural number, a concentrated winding applied over each tooth part of said teeth, and a rotor including a plurality of 2n permanent magnets, said plurality of permanent magnets are arranged around a shaft of said motor and; at least one of said plurality of permanent magnets has a side which is angled from said stator core towards said shaft.
- 4. An electric vehicle comprising:an axle, wheels supported on said axle, a drive unit for rotating said axle, a power supply unit for feeding electric power to said drive unit, wherein said drive unit includes a motor and an engine, said motor includes a stator core and said stator core has 3n teeth where n is a natural number, a concentrated winding applied over each tooth part of said teeth; and a rotor including a plurality of 2n permanent magnets.
- 5. An electric vehicle comprising:an axle, wheels supported on said axle, a drive unit for rotating said axle, a power supply unit for feeding electric power to said drive unit, wherein said drive unit includes a motor and an engine, said motor includes a stator core and said stator core has 3n teeth where n is a natural number, a concentrated winding applied over each tooth part of said teeth; a rotor including a plurality of 2n permanent magnets, and a first outer periphery portion of said rotor if of a different shape than a second outer periphery portion of said rotor.
Priority Claims (1)
Number |
Date |
Country |
Kind |
8-35988 |
Feb 1996 |
JP |
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CROSS-RELATED APPLICATIONS
This application is a Continuation Application of U.S. Ser. No. 09/544,065 filed Apr. 6, 2000 which is a Continuation-In-Part Application of U.S. Ser. No. 08/945,460, filed Feb. 2, 1998, which is a U.S. National Phase Application of PCT International Application No. PCT/JP97/00489.
US Referenced Citations (16)
Foreign Referenced Citations (11)
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Jul 1987 |
JP |
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JP |
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Non-Patent Literature Citations (2)
Entry |
Japanese language search report for Int'l Appln. No. PCT/JP97/00489. |
English translation of Japanese language search report for Int'l Appln. No. PCT/JP97/00489. |
Continuations (1)
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Number |
Date |
Country |
Parent |
09/544065 |
Apr 2000 |
US |
Child |
09/998770 |
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US |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
08/945460 |
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US |
Child |
09/544065 |
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US |