Matches 1 - 50 out of 158 1 2 3 4 >

AcclaimIP-ad

Match Document Document Title
8987972 Vibrator in vibration type driving apparatus and manufacturing method thereof  
A vibrator, which constitutes a vibrating device of a vibration-type driving apparatus in which the vibrating device is bonded to an electromechanical-energy-conversion element, has at least one...
8981619 Vibration type actuator, vibrator, and vibrator manufacturing method  
A vibration type actuator providing a satisfactory actuator performance even when an increase in speed is achieved and having a contact spring. The actuator includes a vibrator equipped with an...
8981620 Driving mechanism, lens barrel, and camera  
A driving mechanism driving a first member and a second member relative to each other which includes a piezoelectric element that drives the first member, a base member that movably supports the...
8896183 Ultrasonic vibration device  
In an inner bottom surface of a case, a substantially oblong recess having a long axis and a short axis forms a vibration area. A piezoelectric element is bonded to the center of the recess. On...
8827428 Piezoelectric motor, liquid ejecting apparatus, and clock  
A piezoelectric motor includes a piezoelectric element having a piezoelectric layer, and a first and a second electrodes, the first electrode provided on one surface side of the piezoelectric...
8816568 Vibration-type driving apparatus  
A vibration-type driving apparatus includes a vibrator holder, wherein a plurality of vibrators each having at least an electro-mechanical energy conversion element and an elastic member having a...
8810109 Piezoelectric actuator, motor, robot hand, and robot  
A motor includes a vibrating plate having a projection part to be pressed against a driven member and a piezoelectric material provided on the vibrating plate, wherein a Young's modulus EL in the...
8797152 Haptic actuator apparatuses and methods thereof  
A haptic actuator apparatus and a method of making the same include an ultrasonically vibrating motor and its housing. The housing includes a guide structure coupled to the ultrasonically...
8774871 Apparatus, method and computer-readable medium generating ultrasonic waves and vibration  
Provided is a vibration apparatus, method and computer-readable medium generating vibrations and ultrasonic waves. The vibration apparatus, method and computer-readable medium may generate the...
8760036 Vibration wave driving apparatus  
A vibration wave driving apparatus includes a vibrator for driving a driven body and a member for supporting the vibrator. The construction can restrain increases in the number of components and...
8736143 Vibration wave driving apparatus  
A vibration wave driving apparatus can match the vibration direction of a projecting portion of a vibrator to the displacement direction of a contacting portion of a driven body so that the...
8736144 Vibration type driving apparatus  
A vibrator according to an aspect of the present invention is provided with an adjustment region which is realized with use of an electro-mechanical energy conversion element that is designed for...
8729773 Drive unit  
A drive unit includes an actuator main body configured to vibrate to output a driving force, a movable body, which is contacted by the actuator main body and is movable relative to the actuator...
8704426 Vibration-type driving device  
A vibration-type driving device according to the present invention includes a plurality of vibrators in which contact portions perform an elliptical motion using a combination of vibrations in...
8698375 Vibration wave driving apparatus  
A vibration wave driving apparatus including: a vibrator in which a first elastic body, a second elastic body and an electrical-mechanical energy converting element provided between the first and...
8643252 Vibration wave actuator  
A vibration wave actuator includes a vibrator having at least an electro-mechanical energy conversion element and an elastic body to which the electro-mechanical energy conversion element is...
8633632 Vibration actuator and method for manufacturing the same  
A vibration actuator includes an elastic body on which at least one projection is formed and a vibrating body including an electromechanical conversion device, and drives a driven member that is...
8614536 Piezoelectric element, and piezoelectric actuator and vibration wave motor including piezoelectric element  
Provided is a piezoelectric element including: an electrode portion including a piezoelectric layer and an electrode layer that are laminated; and a non-electrode portion that is in contact with...
8531084 Ultrasonic motor unit  
According to one embodiment, an ultrasonic motor unit includes a piezoelectric element, a holder member, a pressing member, a pressing auxiliary member, a driven member, an ultrasonic motor...
8446066 Ultrasonic motor  
An ultrasonic motor is configured as follows. Namely, the ultrasonic motor includes an oscillator whose cross section vertical to a central axis has a rectangular shape which has a predetermined...
8446068 Ultrasonic motor  
An ultrasonic motor for driving a driven object with a multi-degree of freedom includes a vibrator configured to simultaneously excite two vibration modes to generate an elliptic vibration on an...
8446067 Ultrasonic motor  
An ultrasonic motor is configured as follows. Namely, the ultrasonic motor includes an oscillator which is configured to has a shape that conforms a resonant frequency of longitudinal oscillation...
8441170 Stator and ultrasonic motor using the same  
An ultrasonic motor includes a stator. The stator includes a seat and a driving unit. The driving unit includes a generally semi-elliptical driving mechanism formed integrally with the seat, and...
8432627 Vibration actuator, method for manufacturing vibration actuator, lens barrel and camera  
A vibration actuator having excellent driving performance, a method for manufacturing the vibration actuator, a lens barrel and a camera. The vibration actuator is provided with: an...
8421309 Ultrasonic motor  
In an ultrasonic motor, an elliptical vibration is generated by combining a longitudinal primary resonance vibration, resulting from an expansion and a contraction of a vibrator in a direction of...
8421308 Vibratory actuator  
In an ultrasonic actuator, piezoelectric layers and internal electrode layers are stacked. External electrodes are formed on a principal surface exposed to an outside of the outermost...
8415903 Ultrasonic motor  
An ultrasonic motor in which driving signals of two phases are applied to a vibrator having a driving member in contact with a driven member to simultaneously generate a longitudinal vibration and...
8390172 Ultrasonic motor  
According to one embodiment, an ultrasonic motor includes a transducer, a driven member, a pressing mechanism unit. The transducer includes stacked piezoelectric sheets on which internal...
8369037 Actuator assembly and optical system having the same  
An actuator assembly including a slider configured to be slidable along a sliding direction; and a driving force applying unit comprising a plurality of contact portions disposed to be spaced...
8350446 Vibratory actuator and drive device using the same  
An ultrasonic actuator (2) includes an actuator body (4) which performs a longitudinal vibration and a bending vibration, and a driver element (8a, 8b) which is provided on one of side surfaces of...
8344594 Vibration wave driven apparatus and image pickup apparatus including vibration wave driven apparatus  
A vibration wave driven apparatus includes a vibrator configured to generate vibration, a rotor configured to be in frictional contact with the vibrator and to rotate about an axis of rotation,...
8330328 Ultrasonic motor  
An ultrasonic motor includes a vibrator, a mobile unit, a holding mechanism, and a pressing mechanism. The vibrator generates elliptical vibration by degenerating different vibration modes and...
8304962 Ultrasonic motor  
An elliptical vibration is generated by combining a longitudinal primary resonance vibration of the vibrator resulting from an expansion and a contraction of the vibrator in a direction of the...
8299683 Ultrasonic motor  
In an ultrasonic motor, an elliptical vibration is generated by combining a longitudinal primary resonance vibration resulting from an expansion and a contraction of a vibrator in a direction of a...
8297149 Friction drive actuator  
A friction drive actuator, comprising: a vibration member which is configured to be driven to vibrate by expansion and contraction of a piezoelectric displacement portion which is included in the...
8299684 Piezoelectric quasi-resonance linear motors based on acoustic standing waves with combined resonator  
A piezoelectric device includes a piezoresonator body (3) having opposing first and second surfaces and opposing third and fourth surfaces. The device also includes at least one common electrode...
8299682 Ultrasonic motor  
In an ultrasonic motor, an elliptical vibration is generated by combining a longitudinal primary resonance vibration resulting from an expansion and a contraction of the vibrator in a direction of...
8294335 Ultrasonic motor  
Elliptical vibrations are generated by combining longitudinal primary resonance vibrations resulting from expansion and contraction of a vibrator in a direction of a central axis and torsional...
8294334 Ultrasonic motor  
In an ultrasonic motor, an elliptical vibration is generated by combining a longitudinal primary resonance vibration resulting from an expansion and a contraction of a vibrator in a direction of a...
8288919 Vibratory actuator  
An ultrasonic actuator includes an actuator body; and driver elements for outputting drive force, which are provided to the actuator body. The ultrasonic actuator further includes a holder which...
8237331 Vibratory actuator and drive unit including the same  
The drive efficiency of a vibratory actuator is improved without increasing a weight of a driver element. An ultrasonic actuator (2) includes an actuator body (4) for generating longitudinal...
8183743 Tubular linear piezoelectric motor  
Tubular linear piezoelectric motor (100, 300), and a method for exciting a tubular piezoelectric resonator (101, 301) used in such motor. The motor is comprised of a resonator (101, 301) formed of...
8183744 Piezoelectric motor  
A piezoelectric motor includes a piezoresonator body (3) having opposing front and back surfaces and opposing first and second end surfaces. The front (17) and the back (18) surfaces are...
8179020 Vibratory actuator and drive device using the same  
A vibratory actuator is provided in which a movable body can be stably driven even when a groove is formed in an abutment body by the friction between the driver element and the abutment body. An...
8084921 Ultrasonic motor drive apparatus  
An ultrasonic motor drive apparatus comprises a piezoelectric element 107 having a plurality of piezoelectrically active regions, in which longitudinal vibration and flexural vibration are induced...
8084920 Drive apparatus and image pickup apparatus  
An anti-vibration unit has: an X-axis transducer generating elliptical vibration in drivers; a frame which is a fixing member having a holding portion for holding the X-axis transducer; an X frame...
8058773 Ultrasonic motor and ultrasonic vibrator  
An ultrasonic motor includes a driven object, a piezoelectric element for driving the driven object, a vibration plate including a notch having an inner peripheral surface of an arc-shaped form...
8044554 Ultrasonic motor and manufacturing method of the same  
An ultrasonic motor and a manufacturing method thereof are provided. The ultrasonic motor includes an active layered section including a piezoelectric material; an inactive section disposed below...
8018125 Linear drive ultrasonic motor  
A linear drive ultrasonic motor includes at least an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the...
8013496 Piezo electric linear motor  
The present invention relates to a piezoelectric linear motor that can make relatively low abrasion and accurate linear movement since stationary AC voltages are applied to two piezoelectric...
Matches 1 - 50 out of 158 1 2 3 4 >