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| Number | Title | Issue Date |
| 7928636 | Receiving sleeve for an actuator body A receiving sleeve (1) for an actuator body, in particular for holding a piezoelectric stack of a piezoelectric actuator, is used to drive an injector of an injection system for an internal combustion engine. The sleeve is equipped with at least one spring el... | 04/19/2011 |
| 7737610 | Drive apparatus having auxiliary springs Provided is a self-propelled drive apparatus that enables stable drive and low cost, the apparatus includes: a movable member which has an electromechanical transducer whose one end is fixed to the movable member and the other end is fixed to a drive friction member... | 06/15/2010 |
| 7400079 | Ultrasonic probe An ultrasonic probe includes an ultrasonic transducer which is formed by sequentially laminating an acoustic lens, an acoustic matching layer, a piezoelectric element, and a backing member. The backing member arranged on a surface opposed side of the acoustic matchi... | 07/15/2008 |
| 7368853 | Piezoelectric motors and methods for the production and operation thereof The invention relates to a piezoelectric motor comprising a piezoelectric component that is connected to a resonator and a two-dimensional resonator that interacts with a movable. element, the resonator having principal surfaces that are parallel to each other and t... | 05/06/2008 |
| 7235916 | Piezoelectric blades anchoring structure A piezoelectric blades anchoring structure includes an electric input leg which has a resilient end in contact with the piezoelectric blades in normal conditions and a connection end inserting in a circuit board. The resilient end is covered by a protection plate wh... | 06/26/2007 |
| 7195237 | Cash dispensing automated banking machine and method An automated banking machine (10) includes at least one of sheet dispensing mechanisms (34, 36, 38, 40, 210). Each sheet dispensing mechanism includes a picking member (72, 212). The picking member rotates, and with each rotation generally cause... | 03/27/2007 |
| 7145283 | Piezoelectric device and method for manufacturing the same A piezoelectric device and method comprising a piezoelectric vibrating reed 10 and excitation electrodes which are mounted in a package having a package base 42 and outer terminals using a TAB tape 20 composed of a plurality of electrical conduc... | 12/05/2006 |
| 6998762 | Piezoactuator and a method for producing a piezoactuator The invention relates to a piezoactuator (1) comprising a piezoelectric body (4) and elements for pre-tensioning the piezoelectric body, consisting of a first (2) and a second (3) connecting element for transferring forces to the piezoele... | 02/14/2006 |
| 6787973 | Device for transmitting an excursion of an actuator A device for transmitting the deflection of an actuator (2), comprising at least one transmission element (4) that has a first, a second and a third support zone, said first support zone (6) being associated with a counter-support, said second s... | 09/07/2004 |
| 6543108 | Method of designing a piezoelectric component A method of designing and manufacturing a piezoelectric component which includes a case, a piezoelectric resonator in the case, a terminal including an external connecting portion extending from an opening of the case, and a spring member to contact the p... | 04/08/2003 |
| 6463787 | Mounting for a quartz crystal In order to achieve reproducible vibration excitation of a quartz crystal even under the technical conditions which prevail when it is used for monitoring electroplating baths, a mounting for the quartz crystal 7 is proposed. The mounting for the quartz c... | 10/15/2002 |
| 6431908 | Spring electrical connectors for a megasonic cleaning system A system for making electrical connections to a piezoelectric crystal in a megasonic transducer. The system comprises a printed circuit board, one or more first spring connectors and one or more second spring connectors. The printed circuit board has a fi... | 08/13/2002 |
| 6417601 | Piezoelectric torsional vibration driven motor A high power and high torque density piezoelectric motor is developed using torsional actuator tube (stator) directly coupled to the rotor via one or two one way clutches. A cylindrical torsional actuator is comprised of a plurality of tubular piezoelectr... | 07/09/2002 |
| 6262518 | Housing for piezoelectric transformer device Mount terminals (4a, 5a, 6) are formed on end faces of a housing (1). These mount terminals serve to mount the housing (1) on a circuit board and also serves as lead electrodes for the outer and output electrodes of a piezoelectric device to be housed in ... | 07/17/2001 |
| 6025669 | Piezoelectric resonator and piezoelectric components using the same A piezoelectric resonator which can be used as part of a piezoelectric component prevents self-welding of electrodes provided on the surface of a piezoelectric and which include silver with silver coated terminals with which the electrodes abut by forming... | 02/15/2000 |
| 5929553 | Piezoelectric transformer A piezoelectric transformer having a structure where an electrode on a side of a transformer element and a lead terminal made of a leaf spring on a side of a package are brought into pressural contact with each other by an elastic spring performance of th... | 07/27/1999 |
| 5883458 | Terminal for a piezoelectric device A terminal for a piezoelectric device has a first contact portion and a second contact portion which are preferably formed as separate metallic elements. Each contact portion has a protrusion disposed thereon. A lubricant is located between the first cont... | 03/16/1999 |
| 5847491 | Piezoelectric transformer A piezoelectric transformer element 1 is supported by a plurality of contact pins 5b provided on a printed wiring board 6. The contact pins are directly contacted to lower electrodes of the piezoelectric transformer element at its nodal points. An insulat... | 12/08/1998 |
| 5821672 | Surface mounting type electronic device Surface mounting type electronic devices which have a lead terminal which protrudes its external connecting portion from one side of the housing. The surface mounting type electronic devices are, for example, surface mounting type piezoelectric devices su... | 10/13/1998 |
| 5770915 | Terminal for a piezoelectric device A terminal for a piezoelectric device has a base contact portion and a bent contact portion which are preferably formed by folding a metallic material. Each contact portion has a protrusion disposed thereon. A lubricant is located between the base contact... | 06/23/1998 |
| 5625248 | Piezoelectric buzzer A piezoelectric buzzer includes a piezoelectric diaphragm stored in a case having a case body and a back cover, and a pair of metal terminals which are electrically connected to the piezoelectric diaphragm and drawn out from the back cover. The metal term... | 04/29/1997 |
| 5616981 | Terminal for a piezoelectric device A terminal for a piezoelectric device has a first electrode portion, a second electrode portion folded on the first electrode portion, projections on the first and second electrode portions, and further a vibration absorber between the first and second el... | 04/01/1997 |
| 5543763 | Piezoelectric component for ladder type filter and method of manufacturing thereof A piezoelectric component includes an input terminal plate, a series ceramic resonator, an output terminal plate, a parallel ceramic resonator and a ground terminal plate stacked between a first case and a second case. Lead portions of the input terminal ... | 08/06/1996 |
| 5471887 | Removable sensor assembly A removable sensor assembly (10) comprises a removable sensor member (15) to be inserted into the opening (27) of an insulated housing (13) mounted on the surface of a PCB (11) and secured thereon by a pair of the contact members (16, 17). The contact mem... | 12/05/1995 |
| 5392012 | Piezoelectric filter in a casing sealed by an insulating filler and having cranked connecting legs A piezoelectric filter device having one or more pairs of piezoelectric resonators for forming a ladder-type filter circuit, a plurality of terminal plates including an input and output terminal plates for electro-mechanically holding respective resonator... | 02/21/1995 |
| 5373213 | Apparatus for sensing operating shock on a disk drive A shock load detection device mounted on a disk drive unit. The detection device is comprised of a piezoelectric polymer film encapsulated and electrically shielded by a metallic or metallic coated package. Electrical contacts are provided for on the piez... | 12/13/1994 |
| 5353621 | Piezoelectric component mounting foil and foil-making method A piezoelectric component-mounting foil and foil making method are disclosed, whereby a first portion of the foil in a first plane substantially parallel to a second portion of the foil in a second plane are connected by a central portion not in the first... | 10/11/1994 |
| 5213513 | Electric terminal An electric terminal particularly designed to establish circuit connection with a piezoelectric ceramic disc employed in a smoke detector alarm horn. The electric terminal comprises a pair of joined and spaced sidewalls disposed in a generally parallel re... | 05/25/1993 |
| 5185550 | Structure for supporting a resonator using an ultrathin piezoelectric plate in a package In a piezoelectric resonator having an ultrathin vibratory portion formed by a cavity made in a piezoelectric block and a thick frame-like rib formed integrally with said vibratory portion and surrounding it, an excess adhesive receiving groove or the lik... | 02/09/1993 |
| 5159302 | Ladder type band-pass filter comprising of assembled plural vibrator blocks There is disclosed a ladder type band-pass filter comprising plural vibrator blocks. Each vibrator block comprises a plate-shaped vibrator arranged in an electrically insulating frame. First and second metallic plates are fixed in the frame, and then, sup... | 10/27/1992 |
| 4914722 | Shock absorber for ceramic filters A ceramic filter including a plurality of ceramic plates contacted by metal plates and enclosed within a housing includes a Teflon membrane having a plurality of bubbles or dimples therein. A curved spring plate is positioned between a wall of the housing... | 04/03/1990 |
| 4899076 | Piezoelectric oscillator A tubular piezoelectric oscillator having an electroconductive or non-electroconductive tubular casing, the vacuum interior chamber of which receives piezoelectric oscillating element rectangular plate supported at at least one end thereof by an elastic s... | 02/06/1990 |
| 4695756 | Laminated terminal layer for electronic component A laminated terminal layer is at least a double layer comprising a first layer made of a hard material and a second layer made of a soft material. The first layer is flexible. The second layer is overlapped on the first layer and in contact with an electr... | 09/22/1987 |
| 4684843 | Piezo-resonator and manufacturing method therefor In a piezo-resonator in which the resonator cavity is coated with a resinous insulator, a lip which defines a ridge for the mounting of the terminal strips to the resonator is fused to the outer surface of the strips. The seal produced thereby prevents re... | 08/04/1987 |
| 4595864 | Method of generating current pulses for operating a light-emitting diode and circuit arrangement for carrying out the method A light-emitting diode is energized by converting a mechanical energy by means of a piezoelectric element into electrical charges which are transformed in a transformer into current pulses sufficient for activating the light-emitting diode. The component ... | 06/17/1986 |
| 4540908 | Shock absorber for quartz crystals A shock absorbing insert for protecting a fragile quartz crystal includes a Teflon carrier with sloping walls which carries a number of dimple or rib shaped springs. These springs have varying spring rates increasing as they get farther from the base. The... | 09/10/1985 |
| 4511820 | Biased holder for a crystal wafer A holder for a piezoelectric crystal wafer comprising a base, a pair of spaced apart leaf springs secured to the base and a seat member secured to the base between the leaf springs. The leaf springs spread outward upon the application of an external force... | 04/16/1985 |
| 4438364 | Piezoelectric actuator A low voltage, high frequency actuator for correcting distortions in laser optics systems.... | 03/20/1984 |
| 4435667 | Spiral piezoelectric rotary actuator A piezoelectric rotary actuator including: a rotatable member; a spiral member fixed at its inner end to the rotatable member; one or more piezoelectric layers attached on one or both sides of the spiral member; means for rotatably supporting the rotatabl... | 03/06/1984 |
| 4431938 | Grooved piezoelectric resonating element and a mounting therefore A piezoelectric resonating element includes a piezoelectric plate (2) having an elongated rectangular shape with first and second major flat surfaces. The piezoelectric plate (2) is formed with an elongated groove (3) on the first major flat surface exten... | 02/14/1984 |
