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JP02178551 |
PURPOSE: To avoid the dropping of water droplets onto a user of a bathroom during his taking a bath or the like, and to prevent the main body of the title ventilating fan and a ceiling material from being corroded and rotted by opening a...
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JP02161238 |
PURPOSE: To ventilate by utilizing artificial tornados and to maintain comfortability in a theater by disposing a suction port on the wall face of a building, disposing the supply port of an air conditioner substantially parallel to and ...
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JP02161243 |
PURPOSE: To make the disposal of not only the dew water generating in a heat exchanger of an air conditioning ventilating fan but also the dew water generating on the outer surface of a main body possible by mounting a dew receiving pan ...
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JP02136600 |
PURPOSE: To prevent the generation of abnormal noise from a water drain hole part by forming a cut erected piece which becomes gradually higher in the revolution direction at the edge part positioned on the opposite side to the blower bl...
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JP02135109 |
PURPOSE: To improve the purifying efficiency by providing an air suction unit having a long and narrow air suction opening and air purifying means, and air blowing unit having air blowing openings confronting both the longitudinal ends o...
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JP02116794 |
PURPOSE: To permit entry and exit of a person or an object without the need of a shield by shielding a floor face opening by at least two-layer air curtains. CONSTITUTION: An opening 12 is formed in a partition wall 10 for partitioning a...
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JP02115642 |
PURPOSE: To obtain excellent uniform air flow having uniform flowing velocity and direction by composing a uniform flow regulating plate at the uppermost upstream of a diffuser of a porous plate having a nonporous part and a porous part,...
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JP02090949 |
PURPOSE: To prevent an illumination device from heat generation by covering a cylindrical shade with an air intake hole on the upper surface, providing an air vent on a rear plate in the shade and conducting an air circulated by a motor-...
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JP02057846 |
PURPOSE: To dispose dew on a heat exchanger of an air conditioning ventilator and on the surface of a main body without freezing it in order to prevent a decrease in the performance, by furnishing a liquid level sensor that detects water...
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JP02045915 |
PURPOSE: To obtain a semiconductor device having stable characteristics by eliminating invasion of oxygen into a quartz tube by providing an inactive gas curtain at the front part of the quartz tube. CONSTITUTION: A wafer boat 13 contain...
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JP02045920 |
PURPOSE: To prevent any dust from entering a pre-exhaust chamber by forming a gas curtain at a delivery port of the pre-exhaust chamber. CONSTITUTION: The interior of a pre-exhaust chamber 1 is exhausted as indicated by arrow 7 once a wa...
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JP02045014 |
PURPOSE: To always hold an internal part surrounded with a screen in a negative pressure state and to further clean the internal part by blowing up one part of air cleaned in the internal part of the screen from the upper part of the scr...
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JP02025652 |
PURPOSE: To improve cleanliness in a space and to prevent leakage of dust to an outer space by a method wherein a circulating air curtain flow is formed around a space to be cleaned, and an air curtain flow is further formed on the upper...
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JP01314836 |
PURPOSE: To remove dew-condensed water without leaking from a ventilation fan even if the water is generated in the fan by forming a water absorptive member at least at a body frame or the part of the inside of a body frame. CONSTITUTION...
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JP01300145 |
PURPOSE: To improve an effect of sucking and discharging operation by a method wherein a proper location within a free space of an air curtain is provided with a shielding plate for guiding and reinforcing a circulation flow of the air c...
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JP01256745 |
PURPOSE: To enable formation of an air curtain without forcedly feeding air into an air discharge pipe with the aid of an external blower by a method wherein an air curtain is formed between air suction discharge pipes with the aid of th...
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JP01244226 |
PURPOSE: To minimize consumption of a fluid flow, by fluidizing a fluid in a layer configuration by directly traversing an opening with respect to a surrounding space, and specifying the thickness of a fluidized bed fluid in a fluid laye...
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JP01212853 |
PURPOSE: To prevent conditioned air in a spot space from releasing to the outside of the space, by a method wherein the blow-off port of an air curtain is formed so as to be double and air for a space except the spot space is blown off t...
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JP01212851 |
PURPOSE: To prevent discharging of much amount of water at a time even when much amount of dew water is stagnated, by a method wherein a ventilating fan is provided with a water extracting cover, whose upper part is opened and lower part...
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JP01195872 |
PURPOSE: To make an operator so as not to have his sore throat due to dry air in an air line mask consisting of a pipeline whose one end is connected to an air feeding pressure reducing valve and a surface body connected to the other end...
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JP01169255 |
PURPOSE: To prevent drop in ventilation efficiency and damage to a heat exchanger by installing a heat exchanger adapted to slant a ventilation channel which generates dew conden sation in such a manner that it may fall from the windward...
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JP01159558 |
PURPOSE: To make the device capable of coping with the largeness of a pollution source and make it easy to develop artificial cyclones by providing a suction port which has opposite directionalities of flow so that the directions of the ...
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JP01137140 |
PURPOSE: To make a rapid discharging of dew water generated at surfaces of thermal conducting plates toward an outside part of a heat exchanger and prevent reduction of an amount of air caused by the dew water and reduction of an efficie...
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JP01118049 |
PURPOSE: To securely prevent nonsmokers from inhaling a smoking fume, by trapping the smoking fume as an upward gas flow, cleaning the fume by filtration, and blowing off the cleaned air downward to form an air shield between a smoking s...
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JP01072127 |
PURPOSE: To prevent a transparent plate from being stained with dust of air by covering a specific surface of the transparent plate with a spiral air layer and moving the spiral of the air away from the transparent plate. CONSTITUTION: A...
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JP01067550 |
PURPOSE: To prevent giving uncomfortable feeling to a human body coming in and out from an entrance and to prevent inflow of the open air to the interior of a room along a floor surface, by a method wherein indoor air discharged through ...
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JP01019240 |
PURPOSE: To discharge dirty discharged air in a room to the outside of the room and at the same time make it possible to effect high efficiency air conditioning and room ventilation by generating artificial tornadoes at two desired place...
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JP01003449 |
PURPOSE: To prevent indoor air or surrounding atmosphere from entered or exited along a floor surface of the entrance or exit by a method an air conditioning air blowing port is arranged at an upper part of an indoor portion in parallel ...
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JP63267855 |
PURPOSE: To improve the efficiency of collecting toxic gas generated during a work by a method wherein by means of an air curtain discharged through an air discharge pipe and a suction action by a semicircular hood air suction pipe, an a...
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JP63259341 |
PURPOSE: To save electricity and eliminate a manual switchover to strong or weak operation by a method wherein a wind velocity sensor is installed outdoors and the strong or weak operation of an air blower is carried out in accordance wi...
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JP63251741 |
PURPOSE: To prevent fly of a toxic substance to the outside, by a method wherein, in a device where an air flow in a specified direction is formed in a given region, the device is situated in a given region or in a position in the vicini...
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JP63243646 |
PURPOSE: To generate easily an artificial whirlwind in a free space by a method wherein a circulating stream with a negative pressure zone is formed by blowing air in a circumferential direction and its upper central part is sucked to fo...
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JP63189730 |
PURPOSE: To perform a heat exchanging and aeration at a indoor side, enable a ventilation at a kitchen, perform a thermal recovering in winter and perform a discharging heat in summer by a method wherein two ducts having ventilation fans...
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JP63176943 |
PURPOSE: To make the air flow speed completely uniform over the entire area of air outlet by a first perforated plate in which the aperture rate is increasingly made larger from the far side from the air inlet toward the air inlet and is...
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JP63169435 |
PURPOSE: To pervent the invasion of external air into a house, by a method wherein a pair of a blow-off nozzle and a sucking part is provided on the opposing walls of the opening of a building to form non-colliding opposed jet stream. CO...
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JP63169434 |
PURPOSE: To permit the purification as well as the ventilation of contaminated air in a room, by generating artificial tornado in a free space in the room. CONSTITUTION: When air is blown off from respective blow-off ports 2 of respectiv...
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JP63161337 |
PURPOSE: To suck surrounding fresh air from a ventilation port and perform efficient ventilation work while discharging air including moisture or harmful substances out of a room by a method wherein a ventilation duct having a ventilatio...
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JP63156964 |
PURPOSE: To perform function of both cutting off the open air and ventilation, by a method wherein a sensor detecting an indoor and an outdoor pressure and contamination concentration of indoor air is mounted, and from its detecting outp...
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JP63156963 |
PURPOSE: To form an air curtain at a high wind area, by a method wherein a discharge port and a suction port for a jet flow are intercoupled through a duct to form a closed loop, where a variable blower and a noise absorbing device are i...
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JP63150549 |
PURPOSE: To make it possible to control the discharge amount of an air curtain in accordance with the condition of an external air flow and to save great power consumption by increasing or decreasing the rotational speed of a motor in ac...
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JP63108144 |
PURPOSE: To prevent marring of appearance of a ceiling surface and to improve maintainability, by a method wherein an inspection port, formed in a ceiling surface, an indoor air suction port, communicating to an indoor air suction chambe...
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JP63108143 |
PURPOSE: To enable prevention of marring of appearance of a ceiling surface and to improve maintainability, by a method wherein an indoor air suction port is formed so that it is positioned right above an inspection port formed in a ceil...
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JP63038847 |
PURPOSE: To eliminate the problem in aeration, dehumidifying, cooling, heating, snow melting and the damped condition in rainy season by a method wherein an under-floor space and a roof truss space of a building of which outer walls and ...
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JP63025441 |
PURPOSE: To permit the maintenance of a temperature in the titled cattle stall in a constant and uniform temperature, by a method wherein a warmair sending fan is provided in a duct extended from the inside of the cattle stall to the out...
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JP62276348 |
PURPOSE: To obtain an artificial whirl generating mechanism advancing in the traverse direction having the same effect as an artificial whirl rising up in the vertical direction thus to widen the utilization range of the title device by ...
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JP62268939 |
PURPOSE: To obtain an air cleaner not using a vinyl sheeting which would contribute to growth of microorganism such as mold, by providing nozzle parts for obtaining air curtain airflows between the outer periphery of a support frame and ...
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JP62266341 |
PURPOSE: To make it possible to hold an air clean area which is hygienically desirable with a demarcation from non-clean area by forming a nozzle section which obtains air curtain air flow between the inner circumference of a chamber and...
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JP62261842 |
PURPOSE: To generate an artificial tornado simply and easily and permit the utilization thereof for the purpose of a wide range by a method wherein a whirling airstream, continuous to the lengthwise direction of an air blow-off pipe, is ...
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JP62255748 |
PURPOSE: To make a rapid drying of a dew condensation sensor and to prevent a freezing action by a method wherein the dew condensation sensor is arranged in an air discharging passage and a blower is driven for a specified period of time...
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JP62225838 |
PURPOSE: To provide an air shower device of high efficiency with less power consumption by setting an imaginary rotary column at the central portion within a capsule, forming a lateral flow air curtain in a direction identical with the r...
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