JPH031693U - - Google Patents
Info
- Publication number
- JPH031693U JPH031693U JP1989057940U JP5794089U JPH031693U JP H031693 U JPH031693 U JP H031693U JP 1989057940 U JP1989057940 U JP 1989057940U JP 5794089 U JP5794089 U JP 5794089U JP H031693 U JPH031693 U JP H031693U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- output shaft
- stator
- sealing material
- ultrasonic motor
- 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
- 239000003566 sealing material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Description
第１図は本考案の第１実施例のシール構造を有
する超音波モータの断面図、第２図は第１実施例
の変形例の概略図、第３図は第２実施例の概略図
、第４図は従来の超音波モータの断面図である。
１；ケーシング、２；シール材、４；ステータ
、６；ロータ、７；出力軸、１１；シール材、１
５；外周ケーシング、１７；シール材。
FIG. 1 is a sectional view of an ultrasonic motor having a seal structure according to a first embodiment of the present invention, FIG. 2 is a schematic diagram of a modification of the first embodiment, and FIG. 3 is a schematic diagram of a second embodiment. FIG. 4 is a sectional view of a conventional ultrasonic motor. 1; Casing, 2; Seal material, 4; Stator, 6; Rotor, 7; Output shaft, 11; Seal material, 1
5; outer casing, 17; sealing material.
Claims (1)
生用の圧電体を接着し、ステータに圧接したロー
タを出力軸と一体に回転させるようにし、出力軸
の端部をケーシングから突出させた超音波モータ
において、ケーシングは少なくとも２部分から形
成してそれらの接合面にシール材を設けるととも
に、出力軸が貫通するケーシングの貫通孔内にシ
ール材を設けてモータ駆動部を密閉したことを特
徴とする超音波モータのシール構造。 (2) ケーシング内に設けたステータに進行波発
生用の圧電体を接着し、ステータに圧接したロー
タを出力軸と一体に回転させるようにし、出力軸
の端部をケーシングから突出させた超音波モータ
において、前記ケーシングの外周をさらに外周ケ
ーシングで被い、その外周ケーシングは少くとも
２部分から形成してそれらの接合面にシール材を
設けるとともに、出力軸が貫通する外周ケーシン
グの貫通孔内にシール材を設けて超音波モーター
の外周を密閉したことを特徴とする超音波モータ
のシール構造。[Claims for Utility Model Registration] (1) A piezoelectric material for generating traveling waves is bonded to a stator provided in a casing, and a rotor that is pressed against the stator is rotated together with the output shaft, and the end of the output shaft is In an ultrasonic motor in which the casing is formed of at least two parts and a sealing material is provided on the joining surface of the two parts, and a sealing material is provided in the through hole of the casing through which the output shaft passes, the motor drive section A seal structure for an ultrasonic motor characterized by a sealed structure. (2) A piezoelectric material for generating traveling waves is bonded to the stator installed in the casing, and the rotor, which is pressed against the stator, is rotated together with the output shaft, and the end of the output shaft protrudes from the casing. In the motor, the outer circumference of the casing is further covered with an outer circumferential casing, the outer circumferential casing is formed of at least two parts, and a sealing material is provided on the joint surfaces thereof, and a through hole of the outer circumferential casing through which the output shaft passes. A seal structure for an ultrasonic motor characterized by providing a sealing material to seal the outer periphery of the ultrasonic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989057940U JPH031693U (en) | 1989-05-19 | 1989-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989057940U JPH031693U (en) | 1989-05-19 | 1989-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031693U true JPH031693U (en) | 1991-01-09 |
Family
ID=31583108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989057940U Pending JPH031693U (en) | 1989-05-19 | 1989-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257432U (en) * | 1975-10-24 | 1977-04-26 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62181642A (en) * | 1986-02-05 | 1987-08-10 | Hitachi Ltd | Motor fan |
| JPS63203107A (en) * | 1987-02-20 | 1988-08-23 | 井原 稔 | Toothbrush device |
-
1989
- 1989-05-19 JP JP1989057940U patent/JPH031693U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62181642A (en) * | 1986-02-05 | 1987-08-10 | Hitachi Ltd | Motor fan |
| JPS63203107A (en) * | 1987-02-20 | 1988-08-23 | 井原 稔 | Toothbrush device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257432U (en) * | 1975-10-24 | 1977-04-26 |
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