Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 1,520

Document Document Title
JPH11336687A
To enable a pump to be usable for various applications by promoting the labor-saving of a gas-liquid pump device which is provided with high pressure feeding force at low speed, in addition to being less in noise and vibration as well as...  
JPH11511833A
(57) They are summary side pipeline ブロワ (1) and side pipeline ブロワ for supplying combustion air especially in the space heater (2) of a car, The ブロワ main part portion (3) linked to an impeller (4) is prepared in the dire...  
JP2960459B2  
JPH11509911A
(57) Summary book invention is side pipeline ブロワ, have the ブロワ main part connected to an impeller in the direction of an axis, and in this case a ブロワ main part, Have an inflow pipeline and an excurrent canal way, and it...  
JPH11223194A
To easily recognize the noise level by the visual monitoring by mounting a noise level display means on a joint part of the injection cylinder parts obtained by dividing an air injection cylinder into two along the axial direction thereo...  
JP2921384B2  
JP2917563B2  
JPH11182487A
To provide a portable type heat-exchange device to be applied to a human body, which can be carried by the user's body without holding in hand and has a high heat-exchange efficiency for the surface of human body. A portable type heat-ex...  
JPH11107980A
To facilitate the assembling of a partitioning member and to reduce the manufacturing cost by pressing a sound absorbing member toward a casing by the partitioning member to hold it, and pressing the partitioning member toward the casing...  
JP2880295B2  
JP2877536B2  
JP2876931B2  
JP2865835B2  
JP2865849B2  
JP2865716B2  
JPH114559A
To provide a motor with a cooling fan, in which noises from the cooling fan is reduced, by making the cooling fan small. A motor body 1 and a cooling fan 5 are joined by a duct 3. A slantwise flowing fan is used as the cooling fan 5. An ...  
JPH10513524A
(57) Have a curved surface object (10) in which air circulates through the circumference of a summary, and the curved surface object Periphery (12), The low-pressure side (25) formed by one peripheral (12) side at the time of use, a circ...  
JPH10318183A
To provide a compact blower device incorporating two blowers, and incorporating a sound suppressing chamber for discharge gas and cooling gas. A blower device 1 has a box-like housing 10 in which two blowers are arranged up and down. An ...  
JPH10318194A
To provide a muffler which can effectively reduce a periodic high level noise caused by rotation of fins of a blower, and which can effectively reduce an exhaust noise from a supercharger used in particular in a marine engine. In a muffl...  
JPH10299690A
To improve freedom of layout inside an engine room and also improve sound absorbing effect by arranging an inlet side passage lead from a pump inlet to a pump flow passage inlet, an outlet side passage lead from a pump flow passage outle...  
JPH10511164A
(57) Summary book invention relates to the housing of the reproduction pump type compressor which consists of two housings half a copy of. The intensity of this kind of housing in the front wall (3) of each half a copy (1, 2) of housing,...  
JPH10288192A
To restrain leakage of gas in a state where temperature after driving for a long period of time is stabilized. A vortex groove 30 is provided on one surface of a ring plate 22 of this pump. The surface on which the vortex groove 30 is pr...  
JP2804621B2  
JPH10220390A
To reduce the size and the weight of a muffler by providing a blower having a blade with a reduced chamber by driving an electric motor by a frequency exceeding a commercial source frequency and a muffling passage chamber to absorb noise...  
JPH10205476A
To prevent reduction of a discharge flow rate at a high air temperature period, in a fuel pump for an internal combustion engine consisting of a regeneration pump. A given range from the starting end of a pump flow passage forms a fuel i...  
JPH10196586A
To provide a turvo vacuum pump which can be restarted with a small starting torque even when product is adhered to a fine gap between a rotor and a stator. A centrifugal compression pump stage 4a of a rotor 1 is arranged on the side of a...  
JP2776976B2  
JPH10184585A
To provide a compressor applied only to an effective compressor impeller but not applied to an ineffective impeller according to a guideline condition on the peripheral velocity of impellers in the compressor for gradually compressing pr...  
JP2761486B2  
JPH10131769A
To compress or expand gaseous fuel, and correctly control fuel pressure supplied to a turbo power generator, a flow rate, an exhaust temperature, and a current output by using a spiral flow compressor/turbine formed by integrating with a...  
JPH10122180A
To provide a smaller improved high electric power output machine by integrally forming a spiral flow compressor/turbine mounted with a spiral flow compressor impeller having plural blades of at least a single row with a permanent magnet ...  
JPH10111032A
To improve the efficiency of a cooling apparatus by a method wherein when introduced gas is a maximum mass flow, the gas is forced to reach final pressure in a main compression stage and then detour around a rear compression stage for su...  
JPH1089285A
To provide a vacuum pump to generate substantially high compression through the use of multistage pump operation related to a rotor. A modified vacuum pump comprises a rotor 9; and a stator body designed to rotate the rotor 9. The rotor ...  
JPH1061581A
To facilitate the positioning at the time of screwing an impeller to a shaft of a driving unit, and to improve the assembling workability by providing one or more holes or recessed parts in a disc-shaped impeller having a blade, which is...  
JP2563462Y2  
JPH1054395A
To provide a metal layer having an abrasion performance which is abraded easily by being brought into contact with other metal, and thereby, contract a clearance between a blade top end and an enclosing plate by forming an abrasion porou...  
JP2714245B2  
JP2705804B2  
JP2703055B2  
JP2696370B2  
JP2695025B2  
JP2695015B2  
JP2688580B2  
JPH09310694A
To provide a fuel pump whose fuel discharge quantity can be regulated through a simple method and its manufacturing method. The thickness of a housing 11 is set up so that in a state where an auxiliary housing 50 is not attached, the mag...  
JP2680136B2  
JPH09296782A
To reduce sliding frictional resistance sharply by arranging a guide means which consists of a guide groove for guiding rotation of a rotor and a guide ball which rolls in the guide groove, between the rotor and a cover or a housing. A g...  
JPH09242690A
To provide a low noise type vortex pump whose efficiency is improved. A double-blade impeller 30 is arranged between a casing 10 and a casing 20, and a channel formed of the casings 10, 20 comprises a pump channel X, a communicating pass...  
JPH09242689A
To provide a vortex pump whose delivery pressure is high while using a double-blade impeller for reducing a noise. A double-blade impeller 30 is rotatably arranged between a casing 10 and a casing 20. A channel formed of the casings 10, ...  
JPH09209997A
To provide an electric air pump with a low noise by which a noise itself generated from a pump is improved, without the increase of the property of the pump. An electric air pump is constituted by assembling a motor for rotating the fins...  
JPH09209980A
To eliminate noise in a wide frequency zone by providing a resonator having a circular extension chamber on a coaxial outer circumference of an intake port between the intake port and an air pump cover. A silencer is composed of an intak...  

Matches 551 - 600 out of 1,520