Number | Date | Country | Kind |
---|---|---|---|
41 34 781.1 | Oct 1991 | DEX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/DE92/00749 | 9/4/1992 | 4/21/1994 | 4/21/1994 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO93/08607 | 4/29/1993 |
Number | Name | Date | Kind |
---|---|---|---|
4727276 | Izukawa et al. | Feb 1988 | |
4888514 | Takahashi et al. | Dec 1989 | |
4926084 | Furutsu et al. | May 1990 | |
4952834 | Okada | Aug 1990 | |
5101144 | Hirotomi | Mar 1992 | |
5146143 | Furutsu | Sep 1992 | |
5229678 | Miyazawa | Jul 1993 | |
5276376 | Puskas | Jan 1994 |
Number | Date | Country |
---|---|---|
0366496 | May 1990 | EPX |
3835090 | Apr 1989 | DEX |
62-02869 | Jan 1987 | JPX |
1321876 | Dec 1989 | JPX |
9108594 | Jun 1991 | WOX |
Entry |
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Schadebrod et al.: "Der Piezo-Wanderwellenmotor-Antriebs-element ind er Aktorik, Neues Wirkungsprinzip" (The Piezo Traveling Wave Motor-Driving Element in Actuation; A new Performance Principle), Industrie-Anzeiger Jun. 1991, pp. 32-34. |
Yukihiko Ise: "Traveling Wave Ultrasonic Motors Offer High Conversion Efficiency", JEE, Jun. 1986, pp. 66-70. |
Schadebrod et al: "The Piezo Traveling Wave Motor--A New Element in Actuation". Control Engineering/May 1990, pp. 10, 14, 16 and 18. |