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Matches 901 - 950 out of 3,473

Document Document Title
JP2008530441A5  
JP2012077677A
To provide a piezoelectric micro blower shifting the position of a discharge port from a central part of a housing.In the piezoelectric micro blower, a blower chamber 5 is formed between a blower housing 1 and a diaphragm 20 with a piezo...  
JP4920847B2  
JP2012072713A
To reduce an abrasion countermeasure part, in a negative pressure type diaphragm pump for vacuum-exhausting a device by the expansion of a pump room by reciprocating a diaphragm part by driving of a motor.The upper end 5b side of a drivi...  
JP4911171B2
A piezoelectric pump comprises a pump body with a pump chamber and a piezoelectric element supported by the pump body so as to close the pump chamber and bent by voltage application so as to change the volume of the pump chamber. The pie...  
JP4904946B2  
JP2012057632A
To provide a low-cost diaphragm pump having a simple configuration for space-saving, and improved seal performance of a valve part.The diaphragm pump includes: a pump chamber formed of a diaphragm and expanded and contracted; a suction p...  
JP4900503B2  
JP2012047172A
To provide a micropump and an operation method thereof capable of improving the pumping performance of fluid while reducing a size as a whole.The micropump includes a case for forming a first space and a second space connected via a conn...  
JP2012047072A
To miniaturize an air pump (compactification), to reduce vibration and noise, and to solve air leakage.The air pump has a diaphragm for sending air by reciprocating movement, a motor reciprocating the diaphragm, a diaphragm case for hous...  
JP4890232B2  
JP4887652B2  
JP2012036789A
To provide a compact electromagnetic vibration type pump that prevents vibration and noise generated by the pulsation of air by a simple constitution.A reservoir tank 3 for temporarily reserving air sent from the pump 2 is connected to t...  
JP2012036900A
To improve the useful service life of a diaphragm by improving fatigue strength of a corrosion resistant metallic material being a raw material of the diaphragm and improving corrosion resistance by reducing the grain boundary concentrat...  
JP2012026430A
To provide a displacement pump low in power consumption.In the displacement pump 1, a diaphragm 12 that varies the volume of a pump chamber 8 is mounted to the moving body 33 of an electromagnetic direct-operated actuator 3. A drive cont...  
JP2010174685A5  
JP2011256741A5  
JP4873014B2  
JP2012021481A
To improve sealability to an air passage by an inhalation valve element.An inhaling valve element 20 is integrally projected in the horizontal direction on a pump chamber 35 side from an opening end 17b of a diaphragm part 17. On a perip...  
JP4851460B2
Suction pump comprises a ventilating valve having a ventilating body which is operated in such a way that it releases only a partial region of a ventilating opening when the valve is open and subsequently releases a larger region or the ...  
JP4850756B2  
JP4844236B2  
JP2011256741A
To provide a micro diaphragm pump having an extremely small outside dimension, good productivity, high flow rate control accuracy, large suction force and delivery force, which allows smooth operation and is highly reliable.A valve plate...  
JP2011529549A
An undulating diaphragm pump having a propulsion chamber for receiving said diaphragm, wherein the diaphragm has mechanical characteristics that vary from an inlet of the propulsion chamber towards an outlet of the propulsion chamber in ...  
JP2011247117A
To improve fatigue strength against stress generated when a diaphragm is drawn in a radial direction in a diaphragm type compressor.The diaphragm type compressor includes: a first member having a recess; a second member having a recess; ...  
JP2011529548A
A pump having an undulating diaphragm mounted for undulating between two end plates under drive from at least one electromagnetic actuator in order to transfer a fluid between an inlet of the pump and an outlet of the pump. The pump incl...  
JP4830261B2
To provide a gas pump making stable power generation possible by efficiently supplying gas of a flow rate of small pulsation in a fuel cell system. Opposite direction magnetic force alternately acts to a permanent magnet 28 by an electro...  
JP4827156B2  
JP4822198B2  
JP2011236891A
To suppress the expansion and contraction of a film itself caused by the deformation of a balloon with the reciprocation of a diaphragm, to improve efficiency by achieving low energy, and to elongate a life, in a pump device which sends ...  
JPWO2009148005A
[Subject] Piezo-electric micro ブロア which can be miniaturized acquiring the good Blois characteristic is provided. [Means for Solution] By providing partition part 33 in a part of the Blois room 4 corresponding to the central part o...  
JPWO2009148005A1
【課題】良好なブロア特性を得つつ小型化す ることが可能な圧電マイクロブロアを提供す る。【解決手段】振動板50の中央部に対応 するブロア室4の部位に、開口部31を...  
JPWO2009148008A
[Subject] Vibration of a diaphragm provides piezo-electric micro ブロア which makes it hard to reveal outside and can reduce an energy loss. [Means for Solution] The circumference of diaphragm 2 which has piezoelectric element 20 is f...  
JPWO2009148008A1
【課題】振動板の振動が外部に漏洩しにくく し、エネルギー損失を低減できる圧電マイク ロブロアを提供する。【解決手段】圧電素子 20を有する振動板2の周囲を固定し、...  
JP4803249B2
A piezoelectric pump comprises a pump body with a pump chamber and a piezoelectric element supported by the pump body so as to close the pump chamber and bent by voltage application so as to change the volume of the pump chamber. The pie...  
JP4801540B2  
JP2011208508A
To provide an electromagnetic pump capable of reducing driving noise and securing a consistent performance even when being utilized in an area with a different frequency of a commercial power supply, and a water treatment system using th...  
JP4795428B2  
JP2011202661A
To provide an inexpensive high-performance device utilizing a chamber-piston combination structure.The piston-chamber combination structure includes a long-form chamber having a long axis and having a first cross section at a first longi...  
JPWO2009145064A1
【課題】逆止弁を使用せずに圧縮性流体を効 率よく輸送でき、流量増加を実現できる圧電 マイクロブロアを提供する。【解決手段】ブ ロア本体1に第1壁部30と第2壁部1...  
JPWO2009145064A
[Subject] Compressive fluid can be conveyed efficiently, without using a nonreturn valve, and piezo-electric micro ブロア which can realize the increase in a flow is provided. [Means for Solution] The 1st wall 30 and the 2nd wall 10 a...  
JP2011187748A
To provide a piezoelectric element drive circuit that employs a sine wave of an actuator, using a piezoelectric element and is capable of long-time driving.A sine-wave signal is inputted to the primary side of a transformer T1. The secon...  
JP4777502B2  
JP2011179509A
To provide a suction pump produced at low cost and easily assembled.This suction pump includes an air release valve with an air release membrane 32. The air release membrane 32 and a vacuum membrane 31 used to generate vacuum are designe...  
JP4774013B2  
JP4770424B2  
JP4758132B2  
JP4753328B2  
JP4755374B2  
JP4758153B2  

Matches 901 - 950 out of 3,473