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JP3383703B2 |
PURPOSE: To secure a small pump unit whose operating rod is attached to a specified position without being affected by a setting method. CONSTITUTION: This pump device is provided with a driving shaft 3 eccentrically attached to an outpu...
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JP3381403B2 |
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JP2003042071A |
To provide a compact and lightweight diaphragm type air pump of low power consumption by combining a diaphragm shape capable of excellently utilizing an elastic property of a diaphragm rubber membrane together with a movable element shap...
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JP2003042070A |
To provide a diaphragm type air pump with a means for preventing a movable element from being brought into contact with the inner face of a magnetic pole of a fixing element due to the abnormal vibration, etc., a means for easily replaci...
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JP3375333B2 |
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JP3373562B2 |
PURPOSE: To provide the compact structure and suppress the generation of noise by reducing the number of parts which constitute a piping system far air. CONSTITUTION: A plurality of air discharge ports 100 are formed integrally around a ...
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JP3373575B2 |
PURPOSE: To provide a small pump device which is provided with high degree of check characteristic, low in cost, and difficult to cause permanent deformation at a diaphragm section in mounting of an operating rod to prevent totally close...
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JP3373558B2 |
PURPOSE: To heighten pump efficiency, and realize downsizing by exhibiting a pump action by means of a diaphragm body through an operation rod by eccentric rotation of a driving shaft, and, forming only a plane opposite to an output shaf...
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JP3370565B2 |
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JP3370653B2 |
An electromagnetic oscillating compressor for oscillating diaphragms (5) connected to an oscillator (4) through electromagnetic oscillation of the oscillator with magnetic body by utilizing magnetic interaction between an electromagnetic...
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JP3370657B2 |
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JP3363775B2 |
To secure satisfactory scilence in a room by remarkably reducing noises during operation with a low cost. An air pump is composed of an electromagnet, a diaphragm 4 which is contracted and expanded interlockingly with oscillation of an o...
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JP2002371968A |
To provide an electromagnetic vibrating pump capable of reducing a vibration and noise from a pump main body. This electromagnetic vibrating pump is provided with an electromagnet portion disposing a core holder positioning and holding a...
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JP3358834B2 |
PURPOSE: To prevent loosening from being generated by vibration at the support part of a pump unit which is supported movably on a body casing. CONSTITUTION: An electromagnetic vibrating element 16 in a pump unit, 10 stored inside body c...
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JP2002535561A |
A compressor or expansion device (1) for use with compressive fluid and comprising a flexible hose (8) connected between a pair of ports (5A, 5B) and against which a pair of spaced apart, adjacent contact elements bear whereby a portion ...
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JP2002306213A |
To provide an easily wearable portable watch.This arm-carrying electronic device is provided with an expansion chamber 6 disposed on the arm side of a watch case 2 or a watch band 3 and a pump part 5 for supplying air into the expansion ...
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JP2002303273A |
To provide a gas container for maintaining a certain gas pressure by an alternative form of a known gas container.The gas container is provided with a gas inlet 6, a gas outlet 8, a variable volume chamber 4, and certain force means 10, ...
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JP2002285968A |
To provide an intermediate pressure.This electronic oscillation type diaphragm pump comprises an electromagnet part; an oscillator inserted into the electromagnet part and provided with a permanent magnet; a pump casing fixed to both sid...
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JP2002532655A |
A ferroelectric pump has one or more variable volume pumping chambers internal to a housing. Each chamber has at least one wall comprising a dome shaped internally prestressed ferroelectric actuator having a curvature and a dome height t...
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JP2002276555A |
To reduce the consumption of electric power in a small-sized pump by improving the efficiency of the motion of the pump.The small-sized pump 21 has plural diaphragms 24 for forming a pump room 21 in a housing 22. Each diaphragm 24 is int...
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JP2002256986A |
To surely prevent fuel vapor from leaking to the outside, even when a suction pump provided for purge is broken, in a fuel vapor treating device including a canister.A double acting type diaphragm pump 1 is constituted by making space on...
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JP2002529656A |
The invention relates to a process for conveying damp gases by means of a conveyor device (1) and also relates to a conveyor device (1) for carrying out the process. The conveyor device (1) has at least one feed pump (2) with an oscillat...
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JP2002206484A |
To provide an air pump which uses a direct current linear motor to efficiently operate a pump mechanism, without using a rotary mechanism.This air pump is formed of an operating shaft 24 possible to be moved in the axial direction of a f...
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JP2002206483A |
To provide a compact diaphragm pump which facilitates assembling, is improved in yield and capable of securing the predetermined suction performance, while having low the noise.In this compact diaphragm pump 31, an intake valve 61 and an...
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JP2002518977A |
A magnetic actuator for reciprocating motion of a compressor diaphragm, piston or the like. The actuator comprises a stator with stator poles, excitation windings, and a backing plate. Non-magnetic support arms carry arced magnet poles a...
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JP3292983B2 |
To provide an inexpensive pump to exhibit the pump action by repeating the crushing of a pump main body and the extension of the pump main body through a tension member by arranging the tension member in at least one end plate of a hollo...
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JP2002161861A |
To provide a wind generation device and a fluid stirring device capable of dispensing with a rotary mechanism, a friction mechanism, and a valve mechanism in principle and performing instantaneous operation and instantaneous stop and man...
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JP2002130138A |
To provide unbiased, well-balanced gas flow through a nozzle by providing a plurality of gas outlets in a gas pump.In this gas rate sensor, a plurality of gas outlets 4b of the gas pump 4 are provided in a surface plate 4B, whereby unbia...
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JP2002112654A |
To provide a new improved apparatus for milking from breasts.This apparatus for milking from one or more breasts has a pump and at least one, preferably two milkers. The milkers each have a cup for fitting on the breasts and a cup outlet...
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JP2002106470A |
To provide a diaphragm pump whose mechanism is compact with high efficiency by simplified manufacturing and bonding method.A case 10 is formed by overlapping parts 10a, 10b of two thin plate like cases containing two through-holes 11 and...
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JP2002106469A |
To provide a diaphragm pump whose mechanism is compact with high efficiency by simplified manufacturing and bonding method.On the both sides of a thin plate like cabinet 10 containing three opened through-holes 11, 12 and 24, a first pum...
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JP2002106467A |
To provide an ultra-slim fluid pump capable of varying the fluid supply amount per unit time and reducing occurrence of noise.A traverse cam 70 having a traverse groove 74 is fitted to a motor shaft 81, and a traverse movable body 72 is ...
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JP3259653B2 |
To provide an apparatus capable of being safely operated even if a liquid cassette is not perfectly mounted in a liquid emitting apparatus wherein a liquid cassette is set to a freely detachable cassette system. In a liquid emitting appa...
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JP2002013481A |
To promptly and stably re-start sending-out of liquefied gas after stopping the operation of a pump for a long time, in a device for sending out the liquefied gas by a diaphragm type metering pump.A diaphragm 9 built in a pump body 2 of ...
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JP2002010984A |
To provide a pressure generator capable of generating the change of a large volume in a short time, lowering noise and also lowering pulsation.Inside a closed space provided with a diaphragm part 4 for transmitting a pressure, a material...
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JP2002005015A |
To provide a new valveless air pump of 3 finger operation type which can be operated by a thumb, a index finger and a middle finger, which is smaller than a golf ball size and convenient to inflate a small hollow outfit or a small toy co...
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JP2001355574A |
To provide a piezoelectric pump having reduced height, lesser power consumption, and sufficient reliability, and a cooling device using the same.The cooling device 10 comprises a piezoelectric vibrator 13 comprising a junction body of a ...
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JP2001342968A |
To provide a method and a device for rapidly detecting anomaly of a pump body and an electromagnetic device.In an electric circuit of an air pump having a pump body 18 delivering air, an air branch flow passage having a flow passage swit...
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JP2001329963A |
To provide a diaphragm type pump capable of affording high evacuating performance as a vacuum pump and inhibiting a large size of whole pump in spite of controlling at high accuracy and to provide a vacuum deaerating device capable of co...
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JP3186864B2 |
PURPOSE: To provide a diaphragms for a blower having a good elongation fatigue characteristic using a rubber base material prepared by mixing specific parts by weight water-added NBR to EPDM(ethylene-propylene-diene copolymer) and EPR. C...
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JP2001182662A |
To provide a diaphragm air pump for preventing failure of a pump body and capable of lengthening the service life of diaphragm rubber. An air flow rate detecting means 2 is arranged for detecting an air flow rate of a pump body 1, and wh...
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JP2001173570A |
To provide a diaphragm air pump capable of simply determining the necessity of cleaning in an aeration tank.This diaphragm air pump is provided with a detecting means 2 for detecting abnormality of a pump main body 1, and with a display ...
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JP3171751B2 |
PURPOSE: To enhance the capacity of a diaphragm type electromagnetic pump and to facilitate the manufacture thereof by providing a stationary part for securing a coil frame to a core so as to arrange the coil frame to face a permanent ma...
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JP2001115969A |
To dispense with the alignment of channels in enclosures with hole parts in a membrane-like valve and to prevent positional slippage when the enclosure are joined together, to prevent dust, mist, or the like from invading between the enc...
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JP2000329069A |
To generate high pressure air with a simple structure by eccentrically rotating a cylindrical ring through a rotational arm member according to rotation of the rotational arm member by a motor, compressing an air area in an air chamber d...
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JP3103722B2 |
PURPOSE: To prevent a surge tank from the degradation in airtight holding performance irrespective of the motion of a pump means while miniaturizing and lightening a fluid pump. CONSTITUTION: A frame 22 is provided which has a first cham...
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JP2000299971A |
To provide an electromagnetic drive mechanism which can improve the thrust of a moving member. An electromagnetic drive mechanism A is composed of electromagnets 1, which are arranged with their magnetic pole sections counterposed with e...
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JP3095948B2 |
A measuring gas pump (1) has a pump chamber (3) closed by means of a working diaphragm (6). The strokes (double-headed arrow 26) are imparted to the working diaphragm (6) by way of a connecting rod or like lifting mechanism (9) from a cr...
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JP2000283047A |
To cool a coil easily and surely without damaging the suction/exhaust operation of an exhaust means, while it is an inexpensive and simple construction. A core 31 mutually parted is provided in a box type case 21 provided with an intake ...
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JP2000283044A |
To easily and quickly mount a pump head member on a pump body with a uniform fastening force by mounting the pump head member on the pump body by use of a fastening clip formed in a substantially C-shaped sectional profile. In a double-h...
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