Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 7888845 | Device for coupling low-frequency high-power ultrasound resonators by a tolerance-compensating force-transmitting connection The invention relates to a device for coupling low-frequency high-power ultrasound resonators by a tolerance-compensating force-transmitting connection having at least one contact surface between the at least two resonators on or proximate to the oscillation maximum... | 02/15/2011 |
| 7728489 | Piezoelectric actuator with a sheath, for disposition in a piezoelectric injector A piezoelectric actuator with piezoelectric elements, fastened between an actuator head and an actuator foot, and with a plastic sleeve surrounding at least the piezoelectric elements is proposed, which is set in a clamping ring on the actuator head and/or the actua... | 06/01/2010 |
| 7714481 | Ultrasonic treatment apparatus An ultrasonic treatment apparatus includes an ultrasonic transducer that generates ultrasonic vibrations, a probe that includes a proximal end connected with the ultrasonic transducer, and transmits ultrasonic vibrations generated by the ultrasonic transducer from t... | 05/11/2010 |
| 7495371 | Cleaning tank with sleeved ultrasonic transducer A ultrasonic cleaning system includes a tank composed of quartz or silicon carbide and one or more sleeved ultrasonic transducers mounted to the tank. The sleeved ultrasonic transducer has a two-part head mass, including a threaded sleeve and an outer housing that a... | 02/24/2009 |
| 7425792 | Acoustic driver assembly with restricted contact area An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface. The acoustic driver assembly includes at least one trans... | 09/16/2008 |
| 7425791 | Acoustic driver assembly with recessed head mass contact surface An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface, is provided. The acoustic driver assembly includes at le... | 09/16/2008 |
| 7418102 | Broad-band echo sounder An echo sounder includes front and rear masses and a layered product of piezoelectric ceramics sandwiched therebetween, and a hollow space is formed in the front mass for defining a bending vibratory plate portion; a ring-shaped piezoelectric vibrator is accommodate... | 08/26/2008 |
| 7367242 | Active sensor for micro force measurement An active micro-force sensor is provided for use on a micromanipulation device. The active micro-force sensor includes a cantilever structure having an actuator layer of piezoelectric material and a sensing layer of piezoelectric material bonded together. When an ex... | 05/06/2008 |
| 7330398 | Ultrasonic range finder The present invention is intended to provide an ultrasonic range finder to measure a distance quickly and precisely under different environments. The ultrasonic range finder comprises a casing, an ultrasonic transmitting/receiving unit, a signal processing circuit c... | 02/12/2008 |
| 7287537 | Megasonic probe energy director A megasonic cleaning apparatus configured to provide effective cleaning of a substrate without causing damage to the substrate is provided. The apparatus includes a megasonic probe, a transducer configured to energize the probe, and a heat transfer element disposed ... | 10/30/2007 |
| 7285895 | Ultrasonic medical device and method Ultrasonic devices having transducer assembly including a stack of alternating electrodes and piezoelectric elements. A mounting device having a first and second end is adapted to receive ultrasonic vibration from the stack and transmit it from the first to the seco... | 10/23/2007 |
| 7276824 | Oscillating system and tool for ultrasonic impact treatment Devices including a magnetostrictive transducer, an oscillating system and a tool for ultrasonic impact treatment of constructions, construction units and components of machines and mechanisms are disclosed. The invention provides high reliability of magnetostrictiv... | 10/02/2007 |
| 7268469 | Transducer assembly for megasonic processing of an article and apparatus utilizing the same A transducer assembly for the megasonic processing of an article and apparatus incorporating the same. The transducer assembly comprises a vibration transmitter having a portion configured to be positioned adjacent to and spaced from the surface of an article so tha... | 09/11/2007 |
| 7256531 | Driving apparatus A driving apparatus of the invention comprises a fixed member, a piezoelectric element fixed at one end to the fixed member, and a driving friction member fixed to the other end of the piezoelectric element. The driving apparatus of the invention is arranged to move... | 08/14/2007 |
| 7250706 | Echo sounder transducer The present invention achieves the wideband operation of a bolted Langevin-type echo sounder transducer by enabling low frequency operation with securing a sound pressure level above a certain level without changing the external dimensions of the echo sounder transd... | 07/31/2007 |
| 7224099 | Molded piezoelectric apparatus A piezoelectric apparatus comprising a piezoelectric element that is held in static compression is manufactured using moldable materials and a molding process, e.g., injection molding or die casting. The static compression is caused by an intrinsic urge of the molda... | 05/29/2007 |
| 7224103 | Acoustic driver assembly with recessed head mass contact surface An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface, is provided. The acoustic driver assembly includes at le... | 05/29/2007 |
| 7218033 | Acoustic driver assembly with restricted contact area An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface. The acoustic driver assembly includes at least one trans... | 05/15/2007 |
| 7218034 | Acoustic driver assembly with restricted contact area An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface. The acoustic driver assembly includes at least one trans... | 05/15/2007 |
| 7211932 | Apparatus for megasonic processing of an article A transducer assembly used for the megasonic processing of an article. In one aspect, the transducer assembly comprises: a vibration transmitter having a rear portion adapted to be supported adjacent to an article to be processed and having an elongated forward port... | 05/01/2007 |
| 7187105 | Transducer with coupled vibrators A transducer includes a Langevin type vibrator, a bending vibrator, and a ring-like member. The Langevin type vibrator has a construction in which a front mass, a cylindrical vibrator, and a rear mass are provided in tandem, and those elements are tightened by a bol... | 03/06/2007 |
| 7173362 | Vibratory motors and methods of making and using same A single piezoelectric is excited at a first frequency to cause two vibration modes in a resonator producing a first elliptical motion in a first direction at a selected contacting portion of the resonator that is placed in frictional engagement with a driven elemen... | 02/06/2007 |
| 7156201 | Ultrasonic rod waveguide-radiator The present invention comprises an ultrasonic resonant rod waveguide-radiator with at least three cylindrical sections, one of which is an entrance section having a planar entrance surface and another of which is an exit section having a planar exit surface, and at ... | 01/02/2007 |
| 7157830 | Near-resonance wide-range operating electromechanical motor The present invention combines bending mode mechanical (frm) and electrical (fre) resonances, whereby a relatively good efficiency can be achieved within a relatively broad frequency range (Δf3). An electrical resonance (frc | 01/02/2007 |
| 7156189 | Self mountable and extractable ultrasonic/sonic anchor Self drilling anchors and related methods and apparatus. In one embodiment an apparatus comprises a drill bit, a hammer mechanism for hammering the drill bit in a first direction and in a second direction, and a selection mechanism for controlling whether, at a give... | 01/02/2007 |
| 7157833 | Tool using a piezo actuator A tool has a tool insert and an electrically operated drive unit oscillatingly driving the tool insert. The drive unit has a piezo actuator and an adjusting travel enlarger coupled to the piezo actuator. The adjusting travel enlarger has a master piston, at least on... | 01/02/2007 |
| 7148606 | Acoustic driver assembly for a spherical cavitation chamber An acoustic driver assembly for use with a spherical cavitation chamber is provided. The acoustic driver assembly includes at least one transducer, a head mass and a tail mass, coupled together with a centrally located threaded means (e.g., all thread, bolt, etc.). ... | 12/12/2006 |
| 7137543 | Integrated flexure mount scheme for dynamic isolation of ultrasonic transducers The present invention is directed to an integrated flexure mount scheme for dynamic isolation of ultrasonic transducers for use with a wire bonding machine. The transducer has a body of a generally elongated shape having front, rear, and main portions. The transduce... | 11/21/2006 |
| 7126258 | Acoustic driver assembly with recessed head mass contact surface An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface, is provided. The acoustic driver assembly includes at le... | 10/24/2006 |
| 7126878 | Push-pull tonpilz transducer A Tonpilz transducer which includes a first stack of piezoceramic elements with a first plurality of electrodes connected to form a first pair of external connections. There is also a second stack of piezoceramic elements with a second plurality of electrodes connec... | 10/24/2006 |
| 7125468 | Method of making ultrasound transducer or actuator Method of making a gas matrix composite ultrasound transducer comprises aligning piezoelectric rods or fibers substantially parallel to each other on an adhesive side of a plurality of curable adhesive-faced sheets, stacking the sheets so as to maintain the gaps bet... | 10/24/2006 |
| 7124870 | Power transmitting mechanism and power transmitting method A mechanism for mechanically coupling a driving source and a driven member. The mechanism includes a first member coupled to the driving source and a second member coupled to the driven member. A resilient member exerts a force to bring the first and second members ... | 10/24/2006 |
| 7126256 | Acoustic driver assembly with recessed head mass contact surface An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface, is provided. The acoustic driver assembly includes at le... | 10/24/2006 |
| 7122941 | Acoustic driver assembly with recessed head mass contact surface An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface, is provided. The acoustic driver assembly includes at le... | 10/17/2006 |
| 7122943 | Acoustic driver assembly with restricted contact area An acoustic driver assembly for use with any of a variety of cavitation chamber configurations, including spherical and cylindrical chambers as well as chambers that include at least one flat coupling surface. The acoustic driver assembly includes at least one trans... | 10/17/2006 |
| 7117754 | Torque ripple sensor and mitigation mechanism A torque ripple sensor and method for torque ripple sensing and/or mitigation. A piezoelectric sensor is positioned relative to a motor so that torque fluctuations due to torque ripple of the motor are transmitted to the sensor, resulting in strain of a piezoelectri... | 10/10/2006 |
| 7105985 | Megasonic transducer with focused energy resonator A transducer comprised of a resonator and a piezoelectric crystal for cleaning single items such as semiconductor wafers and flat panel displays. The resonator is an elongated piece of material having a cross section that is trapezoidal in shape. The parallel sides ... | 09/12/2006 |
| 7104268 | Megasonic cleaning system with buffered cavitation method A wafer cleaning method and system including a combined high frequency signal, a low frequency signal, and in one embodiment a biased voltage signal, allows cleaning particles and impurities off of fine-structured wafers, through application of an acoustic field to ... | 09/12/2006 |
| 7096135 | Method and system for calculating the transit time of an ultrasonic pulse An automated method and system for calculating the transit time of a pulsed signal transmitted from a first ultrasonic transducer to a second ultrasonic transducer is provided. The method includes measuring the amplitude of the pulsed signal received at the second t... | 08/22/2006 |
| 7061163 | Ultrasonic transducer and ultrasonic flowmeter An ultrasonic transducer according to the present invention includes: a piezoelectric body 4 to set up ultrasonic vibrations; an acoustic matching layer 3 made of a material with a density of 50 kg/m3 to 1,000 kg/m3 and an acousti... | 06/13/2006 |
