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| Number | Title | Issue Date |
| 8066422 | Material moisture content adjustment method When making moisture content adjustment by adding liquid such as water to a raw material such as pulverulent material including bentonite, uniform mixing of the liquid such as water with the raw material is given with relatively simple facilities, moisture content a... | 11/29/2011 |
| 7964803 | Magnetic shield structure having openings and a magnetic material frame therefor A magnetic shield structure having openings, the structure comprising a plurality of similar magnetic blind bodies 2, each blind body 2 having an imaginary blind core plane F and a plurality of magnetic material slats 1 being spaced from each ot... | 06/21/2011 |
| 7947245 | Method for producing nanocarbon and catalytic reaction device for producing nanocarbon A cylindrical screw feeder main body, catalyst feeding portions for introducing a catalyst into the screw feeder main body, low hydrocarbon feeding portions for introducing a low hydrocarbon into the screw feeder main body as a raw material, a screw for conveying th... | 05/24/2011 |
| 7767182 | Method for producing functional nanocarbon and hydrogen by direct decomposition of lower hydrocarbon In a reaction where a lower hydrocarbon is subjected to direct decomposition by using a catalyst to produce a functional nanocarbon and hydrogen, the lower hydrocarbon is subjected to the reaction in an coexistent gas comprising low concentration of oxidizing gas, r... | 08/03/2010 |
| 7493954 | Systems and methods for installation, design and operation of groundwater monitoring systems in boreholes Systems and methods for installation and operation of a groundwater monitoring system in a borehole of any angle using a coaxial gas displacement pump with a unique O-ring assembly that serves as a two-position valve for groundwater purging and sampling and also as ... | 02/24/2009 |
| 7287934 | Stratum disposal monitoring system In monitoring a stratum disposal field for wastes, running tubes installed in the vicinity of a gallery or disposal holes, in a nearby rock bed, or within a gallery support or buffer members in the disposal holes have installed therein a movable monitoring device pr... | 10/30/2007 |
| 7280877 | Facility control monitor method and facility control monitor apparatus A facility control monitor method and a facility control monitor apparatus capable of visually tracing a control logic and easily finding a cause of an operation trouble caused by the control logic. The facility control monitor method monitors control performed by a... | 10/09/2007 |
| 7234574 | Damping coefficient switching-type hydraulic damper There is disclosed a damping coefficient switching-type hydraulic damper that may automatically switch a damping coefficient without needing supply of energy from the outside at all, and also may always surely exert an energy absorption capacity greater than that of... | 06/26/2007 |
| 7143875 | Attenuation coefficient switching type hydraulic damper A hydraulic damper used for reducing shaking of a structure, for example in an earthquake. The hydraulic damper has a cylinder, a piston movable in a reciprocating manner within the cylinder, hydraulic chambers at opposite sides of the piston, and a single on-off co... | 12/05/2006 |
| 7130775 | Integrated building production information system An integrated building production information system including design CAD (computer-aided-design) based on software of building, structure, and equipment, and databases built in the outside separately from the design CAD, the databases making an integrated DB (share... | 10/31/2006 |
| 7063657 | Method of constructing underground gallery by using pneumatic transfer system and stratum disposal method A method of constructing underground galleries using a pneumatic transfer system and a stratum disposal method are provided, wherein in constructing a disposal gallery of a stratum disposal site and tunnels such as mountain tunnels or in performing stratum disposal ... | 06/20/2006 |
| 6745528 | Stainless-steel floor and method of constructing the stainless-steel floor A method of constructing a stainless-steel floor on a floor bed includes providing support members on the floor bed, placing a stainless-steel plate on the support members; and bonding the stainless-steel plate to the floor bed by using mortar to fill the space betw... | 06/08/2004 |
| 6701281 | Method and apparatus for analyzing building performance A building response function defining a response of a building to specific environmental change, e.g., occurrence of a fire, in terms of the building structure, is stored in a computer. Also stored is a refuge motion function defining the refuge motion of... | 03/02/2004 |
| 6123777 | Method for cleaning structural surface A method for cleaning structural surface 1 by forming a substratum membrane 17a thereon through application and drying of a thin layer 16 of aqueous solution 5 of membrane-forming polymer 2 on a structural surface, spreading a fibrous reinforcing member 1... | 09/26/2000 |
| 5987770 | Steam recompression type vacuum drying apparatus A steam re-compression vacuum dryer includes a vacuum tank for accommodating waste; a first steam duct for removing steam from the vacuum tank; a steam compressor for compressing steam removed from the vacuum tank via the first steam duct and for producin... | 11/23/1999 |
| 5979126 | Seismic response control method for structure There is disclosed a seismic response control method for a structure, comprising the steps of installing a seismic response control device in a structural component of stiffness Kf ; and controlling a characteristic of story restitutive force b... | 11/09/1999 |
| 5823008 | Cold air supply unit A mobile cold air supply unit which comprises, as housed in a single casing, an air compressor-expander constituted of an integral combination of a motor, an air compressor and an air expander, an air-to-water heat exchanger and an air-to-air heat exchang... | 10/20/1998 |
| 5803668 | Method of constructing gravity-type marine structure and structure by same In case of constructing a gravity-type marine structure at a spot with a comparatively great depth of water, a footing 2 serving as a float is constructed in a dry dock, and a cylindrical body 4 constituting an underwater substructure is constructed on th... | 09/08/1998 |
| 5798011 | Method of making window frame for concrete wall panel A method of making a combination concrete panel wall, concrete window frame, and concrete sash glazing frame. The sill, lintel, and jambs of the window frame are fiber-reinforced concrete extrusions which are cut to length and cemented together. The harde... | 08/25/1998 |
| 5793598 | Magnetically levitated vibration damping apparatus A magnetically levitated vibration damping apparatus includes a table having a flat board of a magnetic material, an electromagnetic actuator for applying magnetic attractive forces to the flat board to levitate the table, a displacement sensor for detect... | 08/11/1998 |
| 5779811 | Method for peeling off dirt from wall surface by using peelable polymer membrane Pasty solution 5 made by dissolving membrane-forming polymer 2 and plasticizer 3 in water 4 is applied to wall surface 1 in the form of liquid film 6. The plasticizer 3 improves flexibility and elongation of membrane formable by the membrane-forming polym... | 07/14/1998 |
| 5689919 | Base isolated building of wind resisting type A house 2 is isolated from the foundation 1 by a rolling bearing 3. A vibration control device 6 with a releasable rigid connector 5 is added in parallel to the rolling bearing 3. Further, a release controller 8 of the rigid connector 5 is connected to th... | 11/25/1997 |
| 5671569 | Seismic response controlled frame of bending deformation control type In a multi-storied frame building, a controlled frame member having means to damp seismic forces of deformation. A first vertical wall column has a top connected to a horizontal wall girder overhanging the wall column. A second wall column is erected in v... | 09/30/1997 |
| 5653082 | Method of manufacture of a concrete-filled steel bearing wall Disclosed is a concrete-filled steel bearing earthquake resistant wall which shows combined resistance to shearing forces exerted in the surface plane of an earthquake resistant wall. The wall comprises connecting members 1, a pair of surface steel plates... | 08/05/1997 |
| 5644928 | Air refrigerant ice forming equipment An air refrigerant ice forming equipment having formed therein a refrigeration cycle using air as a working medium, said refrigeration cycle comprising a passage for air circulation incorporating an air compressor, a compressed air cooler, an air expander... | 07/08/1997 |
| 5638652 | Concrete-filled steel bearing wall A concrete-filled steel bearing earthquake resistant wall which has combined resistance to shearing forces exerted in the surface plane thereof has connecting members (1), a pair of surface steel plates (2 and 2') arranged in parallel spaced relationship ... | 06/17/1997 |
| 5622013 | Structure of multipurpose suspended roof arena capable of changing space volume and construction method thereof A multipurpose arena with a suspended roof and an interior which can be adjusted to accommodate events requiring different space arrangements. The roof is made of sections suspended between opposed supporting pylons and assumes a catenary shape. Rail-moun... | 04/22/1997 |
| 5616852 | Method and apparatus for measuring fabric stress A device for measuring woven fabric stress. The device includes a vacuum chamber having high rigidity; a vacuum pump for reducing the pressure in the vacuum chamber; a pressure gauge; a fabric displacement measuring device; and a fabric stress calculator.... | 04/01/1997 |
| 5591286 | Method of making window frame for concrete wall panel A method of making a combination concrete panel wall, concrete window frame, and concrete sash glazing frame. The sill, lintel, and jambs of the window frame are fiber-reinforced concrete extrusions. The hardened frame is placed in a concrete panel moldin... | 01/07/1997 |
| 5575870 | Method of making window frame for concrete wall panel A method of making a combination concrete panel wall, concrete window frame, and concrete sash glazing frame. The sill, lintel, and jambs of the window frame are fiber-reinforced concrete extrusions which are cut to length and cemented together. The harde... | 11/19/1996 |
| 5576971 | Apparatus for displaying damping effect or base isolation effect An apparatus for visually or audibly displaying swinging reducing effect in a structure with a damper or a base isolator, which reduces swinging of building structure during earthquake and increases performance characteristics and structural safety of the... | 11/19/1996 |
| 5564289 | Direct-contact type cooling tank with upward refrigerant passage A cooling tank 1 for cooling water 2b by bringing water 2b in direct contact with hardly-water-soluble refrigerant 2c having a larger specific gravity than that of water, which tank 1 has an inside space 3 above water surface in the tank 1 and the pressur... | 10/15/1996 |
| 5518312 | Mixing device and method Mixing material around an inner agitator in a mixing vessel is urged upward and outward by rotating the inner agitator in one direction. Simultaneously, mixing material around or adjacent an outer agitator is urged downward and inward by rotating the oute... | 05/21/1996 |
| 5491938 | High damping structure A high damping device combined with the frame of a building to protect the building from seismic shock. For seismic vibration up to a predetermined level corresponding to the permissible strength of the high damping device, a damping coefficient c of the ... | 02/20/1996 |
| 5487534 | Laminated rubber vibration control device for structures A laminated hollow rubber damper with increased buckling strength and lengthened period of vibration. The buckling strength of a hollow laminated rubber damper is increased by making at least the inside or the outside wall of the damper of non-uniform sec... | 01/30/1996 |
| 5471802 | Electromagnetically suspended floating floor apparatus An electromagnetically suspended floating floor apparatus in which a floating floor on which machines are set up is suspended from an installation floor with electromagnetic actuators so that the floating floor is spatially separated from the installation... | 12/05/1995 |
| 5464539 | Process for the production of hydrogen by microorganisms The present invention relates to a process for the production of hydrogen comprising treating in an anaerobic condition a substrate such as waste water including organic matter using sludge compost, whereby stable hydrogen generation at a higher efficienc... | 11/07/1995 |
| 5449985 | Zero-power control type vibration eliminating apparatus There is provided a vibration eliminating apparatus utilizing a magnetic suspending system which achieves zero power control. The vibration eliminating apparatus includes a table on which equipment to be installed, magnetic yokes fixed on the table, contr... | 09/12/1995 |
| 5448866 | Trusses and precast concrete slabs reinforced thereby A space truss is constructed of a pair of plane trusses. Each of the plane trusses is constructed of an upper and lower chord member fixedly connected with each other through a strut member interposed therebetween. The thus constructed plane trusses are o... | 09/12/1995 |
| 5447001 | Vibration control device for structure A substantially self-contained vibration control system for building structures. A building has mounted on its roof, or an upper level floor, a hollow concrete-steel first mass carried on high damping rubber supports. Within the hollow of the first mass a... | 09/05/1995 |
