摘要:
A liquid injection device includes: a chamber to which the liquid to be injected is supplied and the injection nozzle is connected; a pump that pumps the liquid into the chamber; a volume varying unit that varies the volume of the chamber by being deformed according to a drive voltage applied thereto; and a drive voltage applying unit that applies the drive voltage having a predetermined voltage waveform to the volume varying unit in a state in which the liquid is supplied to the chamber, wherein the pump is a unit that pumps the liquid to the chamber in a state involving the pressure variations, and the drive voltage applying unit is a unit that applies the drive voltage to the volume varying unit while compensating the influence applied by the pressure variations of the pumped to the chamber on injection by varying the voltage waveform of the drive voltage.
摘要:
A fluid ejection device for ejecting a fluid to incise or excise a target includes: a fluid supplying unit which supplies the fluid; an operation unit to which the fluid supplied from the fluid supplying unit continues; a fluid ejection tube which ejects the fluid continuing to the operation unit; an ejection mode selecting unit which allows a predetermined ejection mode to be selected; an acceleration sensor which detects an operation acceleration of the operation unit; and a controller which controls ejection of the fluid, using a preset acceleration that is set on the basis of the ejection mode that is selected, and the operation acceleration detected by the acceleration sensor.
摘要:
A fluid ejection device includes: a fluid chamber; a volume varying unit configured to vary the volume of the fluid chamber; a fluid supplying unit configured to supply fluid to the fluid chamber at a predetermined pressure; and an ejection command switching unit configured to switch a fluid ejection between a pulsed flow ejection which ejects the fluid in a pulsed manner by activating the volume varying unit and varying the volume of the fluid chamber and a continuous flow ejection which ejects the fluid with a fluid supply pressure from the fluid supplying unit higher than that in the case of the pulsed flow ejection in a state in which the volume varying unit is stopped.
摘要:
A liquid injection device includes: a chamber which supply of the liquid and connects with the injection nozzle; a chamber volume varying unit to which driving voltage is applied to reduce the volume of the chamber to a volume smaller than the volume of the chamber before the driving voltage is applied; a driving voltage applying unit which applies the driving voltage to the chamber volume varying unit with the liquid supplied to the chamber; a pseudo noise data memory unit which stores sound data of pseudo noise having audible frequency components contained in driving noise generated when the driving voltage is applied to the chamber volume varying unit; and a pseudo noise outputting unit which outputs the pseudo noise by using the sound data of the pseudo noise such that the sound pressure of the driving noise decreases within the audible frequency range when the driving voltage is applied.
摘要:
A semiconductor wafer includes a plurality of predetermined separation lines extending from an upper surface to a bottom surface; and a semiconductor substrate including a plurality of chip regions segmented by the predetermined separation lines. Tensile stress is applied to regions of the semiconductor substrate provided with the predetermined separation lines.
摘要:
The present invention provides a power transmission transformer of which workability in implementing and reliability of connection are considered in a noncontact power transfer device using individual self-oscillation circuits. The power transmission transformer for a noncontact power transfer device including a transmitting coil L1 and a drive coil L2 for self-oscillation on a power transmission device side includes a bobbin in which the transmitting coil and the drive coil L2 are disposed, in which the transmitting coil and the drive coil L2 are configured by an air-core coil using self-bonding wire, and the bobbin 1 includes a winder spindle 1a, 1b on both surfaces opposed to each other across a collar 2 formed of a flat plate, and a mating portion 3 for mating with an external portion in an end portion of the winder spindle 1b, and the drive coil L2 is mounted on the winder spindle 1b and the transmitting coil L1 is mounted on the other, opposed winder spindle 1a across the collar.
摘要:
A fluid injection device that injects a fluid to a biological tissue from an injection opening to excise the biological tissue, includes: a fluid injection means that injects the fluid from the injection opening; and a suction means that sucks at least one of the injected fluid and the excised biological tissue by periodically varying a negative suction pressure.
摘要:
A fluid ejection apparatus ejecting fluid from an ejection port, includes: a suction port provided at a position apart from the ejection port and applied with a negative pressure; and a fluid channel provided between the vicinity of the ejection port and the suction port, and configured to suck the fluid in the vicinity of the ejection port by the surface tension of the fluid and move the same toward the suction port.
摘要:
A fluid ejection device includes: a fluid chamber in which fluid flows; a volume varying unit having a pressure generating element that varies the volume of the fluid chamber on the basis of a driving signal; an inlet fluid channel and an outlet fluid channel intercommunicating with the fluid chamber; a fluid channel pipe having a connection fluid channel that intercommunicates with the outlet fluid channel at a first end thereof and intercommunicates with a fluid ejection port at a second end thereof; a fluid supply unit that supplies fluid to the inlet fluid channel; and a controller that applies a driving signal to the pressure generating element and controls variation of the volume of the fluid chamber by the volume varying unit, wherein the controller applies a driving signal to the pressure generating element so that a maximum ejection velocity of fluid in liquid is larger than a maximum ejection velocity of fluid in the air.
摘要:
A fluid ejection device includes: a fluid chamber into which fluid flows; a volume varying unit that varies the volume of the fluid chamber; an inlet fluid channel and an outlet fluid channel intercommunicating with the fluid chamber; a fluid ejection port that ejects fluid flowing out from the outlet fluid channel; a fluid supply unit that supplies fluid into the inlet fluid channel; a controller that controls the variation of the volume of the fluid chamber by the volume varying unit; and a color detector that detects color of a fluid ejection target area facing the fluid ejection port, wherein the controller controls the variation of the volume of the fluid chamber by the volume varying unit in accordance with the color detected by the color detecting unit.