CA2048400C - Moteur a ultrasons - Google Patents

Moteur a ultrasons

Info

Publication number: CA2048400C
Authority: CA; Canada
Prior art keywords: vibration; energy conversion; conversion member; flexural; electro
Prior art date: 1990-08-03
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.): Expired - Lifetime

Application number

CA 2048400

Other languages

English (en)

Other versions

CA2048400A1 (fr

Inventor

Takayuki Tsukimoto

Takashi Maeno

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Canon Inc

Original Assignee

Canon Inc

Priority date (The priority date 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 date listed.)

1990-08-03

Filing date

1991-08-02

Publication date

1996-07-16

1990-08-03 Priority claimed from JP2206231A external-priority patent/JP2633072B2/ja

1990-08-03 Priority claimed from JP2206234A external-priority patent/JPH0491669A/ja

1991-08-02 Application filed by Canon Inc filed Critical Canon Inc

1992-02-04 Publication of CA2048400A1 publication Critical patent/CA2048400A1/fr

1996-07-16 Application granted granted Critical

1996-07-16 Publication of CA2048400C publication Critical patent/CA2048400C/fr

2011-08-02 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000006243 chemical reaction Methods 0.000 claims abstract description 63
238000009826 distribution Methods 0.000 claims description 26
230000033001 locomotion Effects 0.000 abstract description 10
229910052751 metal Inorganic materials 0.000 description 17
239000002184 metal Substances 0.000 description 17
238000010276 construction Methods 0.000 description 7
238000006073 displacement reaction Methods 0.000 description 6
239000000463 material Substances 0.000 description 6
230000007423 decrease Effects 0.000 description 5
230000000694 effects Effects 0.000 description 4
230000003287 optical effect Effects 0.000 description 4
230000005684 electric field Effects 0.000 description 3
230000004048 modification Effects 0.000 description 3
238000012986 modification Methods 0.000 description 3
239000002245 particle Substances 0.000 description 3
229910001369 Brass Inorganic materials 0.000 description 2
239000010951 brass Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
239000010935 stainless steel Substances 0.000 description 2
229910001374 Invar Inorganic materials 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229920005549 butyl rubber Polymers 0.000 description 1
238000001514 detection method Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
239000003989 dielectric material Substances 0.000 description 1
230000002708 enhancing effect Effects 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
230000005855 radiation Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1

Landscapes

General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)

CA 2048400 1990-08-03 1991-08-02 Moteur a ultrasons Expired - Lifetime CA2048400C (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP2206231A JP2633072B2 (ja)	1990-08-03	1990-08-03	振動波駆動装置および振動波駆動装置を用いた装置
JP2206234A JPH0491669A (ja)	1990-08-03	1990-08-03	超音波モータ
JP2-206234		1990-08-03
JP2-206231		1990-08-03

Publications (2)

Publication Number	Publication Date
CA2048400A1 CA2048400A1 (fr)	1992-02-04
CA2048400C true CA2048400C (fr)	1996-07-16

Family

ID=26515520

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2048400 Expired - Lifetime CA2048400C (fr)	1990-08-03	1991-08-02	Moteur a ultrasons

Country Status (1)

Country	Link
CA (1)	CA2048400C (fr)

1991
- 1991-08-02 CA CA 2048400 patent/CA2048400C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2048400A1 (fr)	1992-02-04

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Legal Events

Date	Code	Title	Description
1991-08-02	EEER	Examination request
2011-08-02	MKLA	Lapsed
2012-12-02	MKEC	Expiry (correction)	Effective date: 20121202