JPH0339385U - - Google Patents
Info
- Publication number
- JPH0339385U JPH0339385U JP9862189U JP9862189U JPH0339385U JP H0339385 U JPH0339385 U JP H0339385U JP 9862189 U JP9862189 U JP 9862189U JP 9862189 U JP9862189 U JP 9862189U JP H0339385 U JPH0339385 U JP H0339385U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stator
- ultrasonic motor
- space
- pressing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Description
第１図は本考案のロータ部の実施例を示す側断
面図、第２図は本考案の超音波モータの実施例を
示す側断面図、第３図は従来型超音波モータの側
断面図である。
図において、１１，２０，３０……ステータ、
２１，３１……縦振動駆動用圧電セラミツク、２
２，３２……捩り振動駆動用圧電セラミツク、２
３，２４，３３，３４……金属製弾性体、１２，
３５……ロータ、１３，３６……ベアリング、１
４，３７……スペーサ、１５，３８……バネ、２
６……皿バネ、１６，３９……ナツト、１７，４
０……シヤフト、２５……ロータ下部部材、２７
……ロータ上部部材、２８……ネジ、１８，２９
……回転出力取り出し軸。
Fig. 1 is a side sectional view showing an embodiment of the rotor section of the present invention, Fig. 2 is a side sectional view showing an embodiment of the ultrasonic motor of the present invention, and Fig. 3 is a side sectional view of a conventional ultrasonic motor. It is. In the figure, 11, 20, 30...stator,
21, 31...Piezoelectric ceramic for longitudinal vibration drive, 2
2, 32...Piezoelectric ceramic for torsional vibration drive, 2
3, 24, 33, 34...metal elastic body, 12,
35... Rotor, 13, 36... Bearing, 1
4, 37... Spacer, 15, 38... Spring, 2
6...disc spring, 16,39...nut, 17,4
0... Shaft, 25... Rotor lower member, 27
... Rotor upper member, 28 ... Screw, 18, 29
...Rotary output output shaft.
Claims (1)
ータにロータを圧接する構成の超音波モータにお
いて、ロータ内部に空間を設け、ステータに対し
てロータを圧接するバネ機構を前記ロータ内部の
空間に配置することを特徴とする超音波モータ。 In an ultrasonic motor having a configuration in which a vertical-torsion composite vibrator is used as a stator and a rotor is pressed against the stator, a space is provided inside the rotor, and a spring mechanism for pressing the rotor against the stator is arranged in the space inside the rotor. An ultrasonic motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9862189U JPH0339385U (en) | 1989-08-23 | 1989-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9862189U JPH0339385U (en) | 1989-08-23 | 1989-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339385U true JPH0339385U (en) | 1991-04-16 |
Family
ID=31647705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9862189U Pending JPH0339385U (en) | 1989-08-23 | 1989-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005192904A (en) * | 2004-01-09 | 2005-07-21 | Hakugen:Kk | Cleaning sheet and manufacturing method of the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152163A (en) * | 1984-08-21 | 1986-03-14 | Hitachi Maxell Ltd | Piezoelectric motor using cantilever beam twist supersonic vibrator |
-
1989
- 1989-08-23 JP JP9862189U patent/JPH0339385U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152163A (en) * | 1984-08-21 | 1986-03-14 | Hitachi Maxell Ltd | Piezoelectric motor using cantilever beam twist supersonic vibrator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005192904A (en) * | 2004-01-09 | 2005-07-21 | Hakugen:Kk | Cleaning sheet and manufacturing method of the same |
| JP4674683B2 (en) * | 2004-01-09 | 2011-04-20 | 株式会社白元 | Cleaning sheet and manufacturing method thereof |