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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Application No. | Application Title | Issue Date |
| 20120126666 | POWER GENERATING DEVICE, ELECTRONIC APPARATUS, AND TRANSPORTATION APPARATUS A power generating device which includes a transformation member that is transformed by receiving a transformation force in a transformation direction, a first piezoelectric device that is disposed on the transformation member, a second piezoelectric device that is disp... | 05/24/2012 |
| 20110254887 | CAPACITIVE LOAD DRIVING DEVICE AND LIQUID JET APPARATUS A capacitive load driving device includes a drive waveform generator that generates a drive waveform signal, a subtractor that outputs a difference signal between the drive waveform signal and a feedback signal, a modulator that pulse-modulates the difference signal to ... | 10/20/2011 |
| 20110242172 | CAPACITIVE LOAD DRIVING CIRCUIT, INK JET PRINTER, AND FLUID EJECTING APPARATUS A capacitive load driving circuit includes: a drive waveform signal generator that generates a drive waveform signal; a subtractor that outputs a differential signal between the drive waveform signal and a feedback signal; a modulator that pulse-modulates the differenti... | 10/06/2011 |
| 20110234702 | CAPACITIVE LOAD DRIVING DEVICE AND FLUID EJECTION DEVICE A capacitive load driving device includes a drive waveform generator adapted to generate a drive waveform signal, a subtraction section adapted to output a differential signal between the drive waveform signal and two feedback signals, a modulator adapted to perform pul... | 09/29/2011 |
| 20110128317 | CAPACITIVE LOAD DRIVING CIRCUIT A capacitive load driving circuit includes: a voltage waveform output unit that outputs a voltage waveform used for driving a plurality of capacitive loads; and a voltage waveform applying unit that connects each of the plurality of capacitive loads to output of the vol... | 06/02/2011 |
| 20110109674 | LIQUID EJECTION DEVICE AND LIQUID EJECTION PRINTER A liquid ejection device includes: a drive waveform generator generating a drive waveform signal; a modulator performing pulse modulation on a signal from the drive waveform generator to provide a modulated signal; a digital power amplifier performing power amplificatio... | 05/12/2011 |
| 20110102486 | LIQUID EJECTING APPARATUS AND LIQUID EJECTING PRINTING APPARATUS A liquid ejecting apparatus includes: a Modulator that performs pulse modulation for a drive waveform signal that becomes a reference for a drive signal of an actuator so as to acquire a modulated signal; a digital power amplifier that amplifies the power of the modulat... | 05/05/2011 |
| 20110090273 | LIQUID EJECTION APPARATUS A liquid ejection apparatus which, by applying a drive voltage waveform to a piezoelectric element which drives an ejection nozzle, ejects a liquid from the ejection nozzle. The apparatus includes a reference voltage generating unit which generates a plurality of refere... | 04/21/2011 |
| 20110043559 | LOAD DRIVING CIRCUIT, LIQUID EJECTION DEVICE, AND PRINTING APPARATUS A load driving circuit includes first storage elements charged by a power supply and a series storage element group constituting unit that switches the connection state between the first storage elements to constitute a series storage element group in which the first st... | 02/24/2011 |
| 20110018919 | CAPACITIVE LOAD DRIVING CIRCUIT, LIQUID EJECTION DEVICE, AND PRINTING APPARATUS A capacitive load driving circuit that drives a capacitive load, includes: a power supply unit that generates different voltages; a plurality of charge storage elements that are charged with the different voltages generated by the power supply unit; and a load driving s... | 01/27/2011 |
| 20110018355 | CAPACITIVE LOAD DRIVING CIRCUIT, LIQUID EJECTION DEVICE, AND PRINTING APPARATUS A capacitive load driving circuit that drives an electrical load having a capacitive component, includes: a first power supply generating a first voltage; a second power supply generating a second voltage different from the first voltage; a plurality of charge storage e... | 01/27/2011 |
| 20100328379 | FLUID EJECTION DEVICE AND FLUID EJECTION PRINTER A fluid ejection device includes: a modulator adapted to pulse-modulate a drive waveform signal forming a basis of a drive signal of an actuator to obtain a modulated signal; a digital power amplifier circuit adapted to power-amplify the modulated signal to obtain a pow... | 12/30/2010 |
| 20100238210 | FLUID EJECTION DEVICE A fluid ejection device including, a drive element capable of storing a charge depending on a voltage applied to the drive element, a first capacitor, a second capacitor, and a power recovery module that recovers power from the drive element by connecting the first capa... | 09/23/2010 |
| 20100127777 | POWER AMPLIFIER AND LIQUID JET PRINTING APPARATUS A power amplifier includes: a modulator pulse-modulating a drive waveform signal serving as a reference of a drive signal applied to an actuator and outputting a plurality of modulated signals; a digital power amplifier having a plurality of digital power amplifier stag... | 05/27/2010 |
| 20100117732 | POWER AMPLIFIER AND LIQUID JET PRINTING APPARATUS A power amplifier includes: a modulator pulse-modulating a drive waveform signal serving as a reference of a drive signal applied to actuators and outputting a modulated signal; a digital power amplifier amplifying the power of the modulated signal and outputting an amp... | 05/13/2010 |
| 20100102882 | ELECTRIC LOAD DRIVING CIRCUIT An electric load driving circuit for driving an electric load having a capacity component includes a plurality of power sources generating different voltages, capacitors provided parallel to the plurality of power sources, a switch control unit that switches connections... | 04/29/2010 |
| 20100103212 | FLUID EJECTION DEVICE A fluid ejection device configured to eject fluid from an ejection port includes a driving element that pressurizes the fluid and causes it to be ejected from the ejection port by being driven according to a voltage applied thereto. A driving voltage waveform selecting ... | 04/29/2010 |
| 20100103213 | FLUID EJECTION DEVICE A fluid ejection device that ejects fluid from an ejection port includes: a drive element that ejects fluid in accordance with a difference between voltages applied to a first terminal and a second terminal; a drive voltage waveform storing unit that stores a drive volt... | 04/29/2010 |
| 20100097114 | PULSE WIDTH MODULATION CIRCUIT AND LIQUID JET PRINTING APPARATUS A pulse width modulation circuit includes: a reference signal generator which generates a plurality of mutually differing reference signals; a comparator which compares the reference signals and an input signal with respect to magnitude, and outputs results of the compa... | 04/22/2010 |
| 20090273625 | LIQUID JET APPARATUS AND PRINTING APPARATUS A liquid jet apparatus according to the present invention includes a drive circuit adapted to apply a drive signal to an actuator of a liquid jet head, and a power supply voltage control circuit adapted to control a power supply voltage to the drive signal to be a wavef... | 11/05/2009 |
| 20090213153 | LIQUID JET APPARATUS A liquid jet apparatus according to the invention is a liquid jet apparatus adapted to emit a jet of a liquid by driving an actuator of a liquid jet head with a drive signal including a digital power amplifier and a low pass filter provided to the liquid jet head so as ... | 08/27/2009 |
| 20090167798 | LIQUID JET APPARATUS A liquid jet apparatus according to the present invention includes a drive waveform generator adapted to generate a drive waveform signal, a modulator adapted to execute pulse modulation on the drive waveform signal, a digital power amplifier adapted to power-amplify th... | 07/02/2009 |
| 20090140780 | DRIVING DEVICE AND DRIVING METHOD OF CAPACITIVE LOAD AND LIQUID JET PRINTING APPARATUS A driving device of a capacitive load includes a modulator that executes pulse modulation on a drive waveform signal. An inductor performs low-pass filtering on the modulated drive waveform signal and outputs the low-pass filtered signal as a drive signal towards a load... | 06/04/2009 |
| 20090058900 | PULSE GENERATION APPARATUS, IMAGE FORMATION APPARATUS, AND PULSE GENERATION METHOD A pulse generation apparatus has an encoder that outputs an encoder signal in a cycle corresponding to each driven operation of a driving target medium by a drive amount per unit. The pulse generation apparatus generates a pulse on the basis of the encoder signal that i... | 03/05/2009 |
