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JP2529521B2 |
PURPOSE: To decrease reluctance of magnetic circuit by providing a flanged plate body having substantially C-shaped cross-section at the peripheral part of an opening thereby preventing noise or loosening due to vibration and esablishing...
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JPH08210600A |
PURPOSE: To provide a diaphragm system for a vacuum pump used in a gas sterilizer and to certainly detect damage to diaphragm of this pump and gas leakage attending on this damage. CONSTITUTION: A vacuum pump 13 to be installed in the po...
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JPH08210258A |
PURPOSE: To provide a system having composition to feed respectively different kinds of low pressure air to two sets of bag-form bodies independently. CONSTITUTION: First and second air feed tubes 32 and 33 running to an air pad for prev...
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JPH08205507A |
PURPOSE: To obtain a T-shaped cross section by a method wherein a core has trenches which hold windings wound into annular forms and cylindrical units are press-fitted to plate units. CONSTITUTION: A core 1 has trenches 10 which hold con...
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JP2504621Y2 |
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JP2503009Y2 |
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JPH08144959A |
PURPOSE: To provide a diaphragm having a very simple structure and the capability of reducing cost. CONSTITUTION: This vibrating type diaphragm pump uses a diaphragm 150 forming one of the walls of a pump chamber having an intake valve a...
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JPH08135577A |
PURPOSE: To improve drive efficiency and reduce weight and to prevent deterioration of a diaphragm during rest. CONSTITUTION: An electromagnetically-driven air pump comprises a cylindrical magnetic frame 6 around which two exciting coils...
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JPH08100761A |
To provide economically advantageous or small connecting rod means that has hinge areas arranged between a central section and pushing sections so as to generate restoring force when the pushing sections are deflected relative to the cen...
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JPH08100768A |
PURPOSE: To mass-produce pump devices with reliable quality functions in cost-effective fashion by connecting a solenoid valve integral with them to the outside air directly via a venthole and dispensing with hoses for selector valves. C...
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JPH087108Y2 |
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JPH087107Y2 |
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JPH0849657A |
PURPOSE: To apply a stable boosted and decreased pressure on a work in a pump simultaneously with the continuously forced feed of a work. CONSTITUTION: A spiral type tube pump is provided with a cylindrical body 1 and a guide groove 1a f...
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JPH0849656A |
PURPOSE: To apply a stable boosted or decreased pressure on a work in a pump simultaneously with the forced feed of a work. CONSTITUTION: A cylinder body 1 is provided, and a guide groove 1a formed in a spiral shape and changing a pitch ...
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JPH0835488A |
PURPOSE: To restrain the thermal deterioration of a diaphragm and extend the service life thereof by applying the constitution that the peripheral edge of a center disc on one side of the diaphragm is provided with a cooling fin for diss...
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JPH07317661A |
PURPOSE: To attain mass production for reduction of cost by attaching a cover having an annular wall of the cylindrical structure in a case whose one side surface opens and which incorporates an electric motor and a pumping device, and f...
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JPH07310668A |
PURPOSE: To reduce the size of a product and to reduce cost by a method where in a permanent magnet is arranged in the insertion hole of an electromagnetic coil in the outer peripheral part of which a coil containing part is formed and a...
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JPH07310669A |
PURPOSE: To reduce the size of a product and to reduce a product cost by a method wherein the outside of a coil containing part for an electromagnetic coil to reciprocatively drive a pair of diaphragms is covered with a band formed appro...
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JPH0749021Y2 |
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JPH07293450A |
PURPOSE: To provide a small-sized air pump device wherein the silencing effect is enhanced, and pump performance is prevented from being deteriorated caused by dusts. CONSTITUTION: A small-sized air pump device is provided with a mechani...
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JPH07101032B2 |
A single-acting, gas operated, pump method and apparatus including a pump body having a main chamber divided by a reciprocating piston assembly into a gas driving chamber and a liquid pumping chamber, a spring for biasing the piston asse...
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JPH07269467A |
PURPOSE: To secure a small pump unit that is high in total-close pressure without reducing the displacement of an operating rod. CONSTITUTION: This small pump unit is equipped with a driving shaft 3 eccentrically attached to an output sh...
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JPH07259742A |
PURPOSE: To simplify a work process wherein a lower case is formed of resin to reduce weight and the generation of noise during drive is lowered. CONSTITUTION: A drive part comprising an electromagnet 1, a permanent magnet 2, and diaphra...
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JPH0788815B2 |
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JPH0736139Y2 |
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JPH07189920A |
PURPOSE: To correctly detect abnormal discharging, etc., of a pump main body without being influenced by vibration or the like by communicating a discharg ing chamber in which air is discharged from the chamber of the pump main body with...
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JPH0738680U |
[Purpose] The present invention has a discharge valve integrally formed with a diaphragm body having a plurality of diaphragm parts, and pumps by driving by providing a phase difference between the diaphragm parts, and the discharge valv...
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JPH0727814Y2 |
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JPH07145783A |
PURPOSE: To provide an air intake/exhaust pump whose nozzles can be changed over for air intake or for exhaust. CONSTITUTION: In the case of an air intake/exhaust pump equipped with a gas housing chamber 1 to house gas for air intake/exh...
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JPH0730386U |
[Purpose] An object of the present invention is to prevent clogging of the intake hole of a diaphragm pump. [Constitution] In a diaphragm pump in which the air filter 2 is placed on the intake hole 1 and the umbrella 3 is detachably inst...
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JPH0751946B2 |
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JPH07127578A |
PURPOSE: To improve the vibration damping effect and the noise control effect respectively by connecting two pump units where at least a diaphragm connected to an oscillator respectively is provided to each other so that each diaphragm i...
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JPH07127579A |
PURPOSE: To increase the capacity of a pump by arranging electromagnetic coils on the circumference of an oscillator to support a permanent magnet, connecting a diaphragm to the oscillator, and forming two fluid chambers on both surface ...
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JPH07119641A |
PURPOSE: To provide a case for diaphragm pump to be used for supplying air to a purifying vessel, a pisciculture vessel or the like, which has a high effect on sound insulation and which is easy to be leveled. CONSTITUTION: Inside of an ...
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JPH0717828Y2 |
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JPH0716435Y2 |
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JPH0735781B2 |
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JPH0797984A |
PURPOSE: To provide a low-noise diaphragm type air pump by resinifying and thus making lightweight a lower case forming air chambers, and simplifying manufacturing processes. CONSTITUTION: In a diaphragm type air pump, a plurality of air...
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JPH07503052A |
The present invention is an inflatable article of manufacture having inflation and fluid release mechanisms. The inflation mechanism generally comprises a pump and a resilient fluid intake valve. The fluid release mechanism includes a ho...
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JPH0726894B2 |
A pump for gas test tubes comprising two handle plates interconnected at respective ends by bellows and which are spring-biased in the direction of a suction sampling stroke. An inlet valve is constructed for the space enclosed in the be...
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JPH0777162A |
PURPOSE: To sufficiently exhaust the space between a pump chamber and an additional diaphragm in a diaphragm pump with at least two diaphragms. CONSTITUTION: For this purpose, the elastically deformable annular zone 30 of an additional d...
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JPH0694867B2 |
An air pump includes a housing body containing an electromagnetic drive mechanism for oscillating a pair of diaphragms. The diaphragms define variable volume chambers, the chambers communicating with suction and discharge ports for estab...
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JPH06317258A |
PURPOSE: To obtain reduction in starting torque stably over a long period of time by arranging a communicating part to communicate a pump chamber with an external part. CONSTITUTION: An air pump is provided with an eccentric driving shaf...
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JPH0680877U |
[Purpose] Increase the discharge pressure of the diaphragm pump. [Constitution] A check valve that is connected to a diaphragm portion 41 driven by a motor 1, a pump chamber 33 in which the diaphragm portion 41 forms a part of a wall sur...
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JPH06299970A |
PURPOSE: To improve the durability performance and the large air blowing capacity in a compatible manner which are conflicting in an electromagnetically operated diaphragm type air pump. CONSTITUTION: A plurality of branch rods are provi...
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JPH0669370U |
[Purpose] A single reciprocating drive source discharges fluids having different discharge amounts from a plurality of compression chambers. [Constitution] Two diaphragms are fixed to a shaft 3 vibrating with a single reciprocating drive...
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JPH0663879U |
[Purpose] We will improve the pumping capacity of the vibrating air pump, reduce its size and weight, and reduce noise. [Constitution] The oscillating unit 11 that outputs oscillation pulses with different duty ratios to the oscillating ...
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JPH06249288A |
PURPOSE: To respectively fit the outer circumference of tip parts of the elastic supporting legs simply and quickly into the through holes of a supporting wall without generating buckling and deformation, in the supporting construction o...
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JPH06241170A |
PURPOSE: To sufficiently reduce the difference in pressure between the inside and the outside of a compression chamber by providing a pressure regulating valve for constantly maintaining the pressure in the non-compression chamber in a h...
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JPH06241169A |
PURPOSE: To decrease the difference between the inner pressure and outer pressure of a compression chamber as much as possible by intentionally narrowing the gap between a housing and the outer periphery of a bellows. CONSTITUTION: The h...
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