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    • 3. 发明专利
    • UNIT COMPOSITE DAMPER
    • JP2002243259A
    • 2002-08-28
    • JP2001036466
    • 2001-02-14
    • KAJIMA CORPSANKO KOGYOSHO KK
    • AIKAWA TADASHIMITSUHASHI FUSAYUKI
    • F24F13/10
    • PROBLEM TO BE SOLVED: To obtain a unit composite damper which can achieve the cost down, the space saving, and the simplification of control, by omitting an overlapping drive motor or controller. SOLUTION: This unit composite damper is equipped with a drive module 3 where both ends of the drive shaft of a drive motor 7 installed within are surfaced to outside and both ends of the surfaced drive shaft 9 are provided with shaft coupling means 13; and a damper module 5 where a plurality of sub chambers 21 having duct connection ports 23 are connected to one main chamber 19 having a duct connection port 23 and each communication part 25 between the main chamber 19 and the sub chamber 21 is provided with a damper plate 27 set at a specified angle, both ends of the fixed damper shaft 29 of this damper plate 27 are surfaced to outside, and both ends of the surfaced damper shaft 29 are provided with shaft coupling means 13. The plural damper modules 5 can be coupled freely to one drive module 3 via the shaft coupling means 13.
    • 4. 发明专利
    • ODOR GENERATING DEVICE
    • JPH04236030A
    • 1992-08-25
    • JP1369491
    • 1991-01-11
    • KAJIMA CORP
    • AIKAWA TADASHIHASEGAWA TOSHIO
    • F24F3/16
    • PURPOSE:To improve not only the quality of dwelling space, but also comfortable feeling by a method wherein a fluctuation period of an air blowing fan and an odor injection pitch are operated at the same period. CONSTITUTION:When an air conditioner 1 is started, circulation air passes through a filter 2 and its temperature and humidity are adjusted by a coil 3, thereafter the air is sent into an office space by a blower fan 4. The blower fan 4 repeats a variation of fluctuation of 1/f at a specified period through an inverter panel 5 according to a program in a control device 12. In turn, as a specified point of the fluctuation air blowing of 1/f of the blower fan 4, for example, a time when the amount of blown air becomes maximum is detected by a sensing means, the control device 12 opens an injection control valve 11 for a specified period of time and atomizes odor in a liquid odor bomb 8 into an air flow passage through an injection nozzle 10.
    • 8. 发明专利
    • BLOW-OFF OPENING WITH VARIABLE BLAST CONTROL
    • JPS62280542A
    • 1987-12-05
    • JP12527786
    • 1986-05-30
    • KAJIMA CORP
    • OKAMOTO AKIRAHASEGAWA TOSHIOAIKAWA TADASHI
    • F24F13/062F24F13/14F24F13/15
    • PURPOSE:To operate a damper automatically and surely for its opening and closing without an additional electric power source by opening and closing a blow-off opening with a damper and opening and closing the damper via a rod which moves up and down by a thermostat. CONSTITUTION:Substantially in the center of a flow passage R1 and a blow-off opening R2 an air drawing box 4 is provided and in the inside of the bottom section 41 of the air drawing box 4 a thermostat 5 is provided. The thermostat 5 has an oil body (w) inside a cylinder and a rod 6 moves up and down in accordance with the expansion and contraction of the body (w). Arms 7 and 7 are pivotably provided at the tip end of the rod 6 and at the tip ends of the arms 7 and 7 dampers 2 and 2 are pivotted. The flow passages R1 and R1 are opened by the expansion of the oil body (w) and the flow passages R1 and R1 are closed by the contraction of the oil body (w). On both sides of the air drawing box 4 change-over devices 8 are provided. When cool wind is sent from the flow passages r1 and R1, are spring 83 made of a metal with shape memory develops plastic deformation, and a vane 82 rotates with a pin P and a vane 82b opens a hole 43 which faces downwards. When a warm wind is sent, the spring 83 made of a metal of shape memory recovers its original shape, and a vane 82a opens a hole 44 which faces upwards.
    • 10. 发明专利
    • BUILDING DRAINAGE SYSTEM
    • JPH07158136A
    • 1995-06-20
    • JP34058293
    • 1993-12-07
    • KAJIMA CORP
    • ARAI YASUYUKIKUCHINO KOKIAIKAWA TADASHI
    • E03C1/122E03F1/00E03F5/22
    • PURPOSE:To protect a building from being flooded by starting a waste water drive source and discharging rain water which has flowed into a rain water tank to a sewage main pipe by way of a first pipeline and draining the rain water outside a site by way of a second pipeline during a local severe rainfall CONSTITUTION:In case when rain water' flows in a site A due to an abnormal rise in a water level in the site A, a control unit, which has received a detection signal from a water level sensor 20, starts the drive of a second drainage pump 18. The rain water, which has flowed into a rain water tank 11, is drained to a drainage main pipe 15 by way of a first piping system 12 and outside the site A by way of a second piping system 16. When the drainage main pipe 15 is filled up, the control unit, which has received a detection signal from a water level sensor 21, starts the drive of the second drainage pump 18 and drains the rain water outside the site A by way of the second piping system 16 not by way of the first piping system 12. It is, therefore, possible to drain efficiently the rain water overflooded in the rain water tank outside the site.