The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2013
Filed:
Oct. 27, 2010
Manabu Shiraki, Kanagawa, JP;
Junichi Tada, Kanagawa, JP;
Manabu Shiraki, Kanagawa, JP;
Junichi Tada, Kanagawa, JP;
New Shicoh Technology Co., Ltd., Kanagawa, JP;
Abstract
In a linear driving device, in which a driving shaftvibrates in an axial direction by a vibration member, as a result of which a movable bodythat is frictionally contact with the driving shaftslides along the axial direction of the driving shaft, the vibration memberincludes a piezoelectric elementand a vibratormade of a metal plate having elasticity; the vibratoris fixed to the piezoelectric elementby superimposing plate faces thereof; the driving shafthas a trunkalong which the movable bodyslides, and an end portionto be fixed to the vibrator; a base surfaceof the end portionabuts with and is fixed to the vibrator; and an area of the base surfaceis smaller than a cross sectional area of the trunk