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| 20090128866 | IMAGE READING APPARATUS - An image reading apparatus includes an illuminating optical system having light sources arranged in a line and a light guide member guiding rays of light from the light sources to illuminate a document which passes through a document reading position near a light emergent surface of the light guide member. An image reading-optical system includes a rod lens array to read light passing through the document, and a cylindrical lens array in the light emergent surface of the light guide member. Ridge lines running along a subscanning direction, on the light guide member are aligned in a scanning direction. | 05-21-2009 |
| 20090174955 | LENS BARREL AND IMAGE PICKUP APPARATUS - A lens barrel includes: an image pickup optical system including a plurality of lenses. The plurality of lenses includes an adjusting lens for a shift adjustment in a direction perpendicular to an optical axis of the image pickup optical system. The lens barrel further includes a lens frame holding the adjusting lens; and a housing holding the lens frame and including a wall portion. The lens frame comprises a plurality of protrusions coming contact with the wall portion and each of the plurality of protrusions has a protruding amount which differs from the other for correcting a tilt of an optical axis of the adjusting lens. | 07-09-2009 |
| 20090219400 | Imaging Unit and Electronic Camera - An imaging unit having: an image pickup element for imaging a subject; a camera shake correction unit for correcting camera shake by moving the image pickup element, wherein the camera shake correction unit includes a stage which carries the image pickup element; and a reference bedplate supporting the camera shake correction unit; at least two guide members which support the stage movably with respect to the reference bedplate in a predetermined direction respectively; and wherein the camera shake correction unit further includes a biasing member for biasing the stage in one direction except the predetermined directions with respect to the reference bedplate, thereby removing mechanical play in at least two directions out of the three dimensional directions of the guide member. | 09-03-2009 |
| 20100073012 | METHOD FOR DETECTING WATER LEAKAGE OF COIL AND WATER LEAKAGE DETECTOR APPLICABLE TO THIS METHOD - According to the present invention, a method of detecting water leakage in a coil, which determines whether or not cooling water leaks into an insulation layer, the water being supplied to a conductor of a coil covered with the insulation layer, including: applying an AC voltage to the conductor; bringing a surface electrode device into pressure contact with the insulation layer; grounding the surface electrode device through an impedance; measuring a potential of the surface electrode device; and determining that the cooling water leaks from the conductor into the insulation layer when a measured potential is higher than a potential of a normal coil | 03-25-2010 |
| 20100108111 | ULTRASONIC CLEANING APPARATUS - It is an object of the present invention to provide an ultrasonic cleaning apparatus having a high cleaning efficiency by restraining lowering of the sound pressure applied to the object to be cleaned per unit time while securing the uniformization of the sound pressure in the entire area in the cleaning tank. | 05-06-2010 |
| 20110079253 | Ultrasonic Cleaning Apparatus - The invention provides an ultrasonic cleaning apparatus in which unevenness of sound pressure among a plurality of oscillating elements is solved by emitting uniform ultrasonic waves, the rate of removal of fine particles is improved, and the uneven cleaning is avoided. The ultrasonic cleaning apparatus includes a cleaning bath that stores an object to be cleaned and cleaning solvent; a plurality of oscillating elements attached to the cleaning bath; a plurality of oscillators connected respectively to the plurality of oscillating elements for exciting the plurality of oscillating elements; and a controller connected to the plurality of oscillators for controlling the plurality of oscillators to output signals having the same phase or substantially the same phase to the plurality of oscillating elements. | 04-07-2011 |
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| 20080200279 | Iron-type golf club and FRP shaft therefor - A club shaft for an iron-type golf club is made of a fiber reinforced resin. The weight W of the club shaft per 39 inches is not less than 30 grams and not more than 60 grams. The average bending rigidity EIa of the club shaft is not more than 5.0 kgf sq.m. An expression (1) EIa>=0.05 W+2.0 is satisfied. Preferably, an expression (2) EIa>=0.05 W+2.5 is satisfied. More preferably, an expression (3) EIa>=(1/15)W+2.0 is satisfied. Even if golfers can not make powerful swings through the swing speed is high, the carry distance and the directionality of the hit ball can be improved. | 08-21-2008 |
| 20080200280 | Iron-type golf club and FRP shaft therefor - A club shaft for an iron-type golf club is made of a fiber reinforced resin. The weight W of the club shaft per 39 inches is not less than 55 grams and not more than 95 grams. The average bending rigidity EIa of the club shaft is not more than 1.5 kgf sq.m. An expression (1) EIa=<0.05W−1.25 is satisfied. Preferably, an expression (2) EIa=<0.05W−1.75 is satisfied. More preferably, an expression (3) EIa>=0.1W−6.5 is satisfied. Even if golfers are weak in flexing the club shafts though the golf swings are powerful, the carry distance can be increased. | 08-21-2008 |
| 20090098324 | Tubular body manufacturing method and tubular body - The present invention relates to a method of manufacturing an FRP tubular body. The manufacturing method includes the steps of winding a fiber reinforced resin member containing a fiber and a matrix resin around a mandrel, thereby obtaining an intermediate formed body, winding a wrapping tape around an outer peripheral surface of the intermediate formed body ( | 04-16-2009 |
| 20100260955 | TUBULAR BODY AND MANUFACTURING METHOD THEREOF - A manufacturing method of the present invention includes the steps of: winding a fiber reinforced resin member containing a fiber and a matrix resin around a mandrel to obtain an intermediate formed body; winding a wrapping tape around the intermediate formed body with an application of a tension; heating the intermediate formed body to cure the matrix resin; and pulling the mandrel out and removing the wrapping tape after the step of heating to obtain a cured tubular body. A base polymer of a base material of the wrapping tape is a polyolefin resin and/or a polyester resin. The step of heating includes: a first heating stage for heating the intermediate formed body at a temperature of 70° C. or higher and 90° C. or lower for a time of 120 minutes or longer and 4320 minutes or shorter; and a second heating stage for heating the intermediate formed body at a temperature of 120° C. or higher and 200° C. or lower for a time of 5 minutes or longer and 20 minutes or shorter after the first heating stage. | 10-14-2010 |
| 20110130214 | METHOD FOR DESIGNING GOLF CLUB AND GOLF CLUB - A designing method of the present invention includes the steps of: measuring a golf swing to obtain a measured result; obtaining a swing model provided with a link model and joint torque data based on the measured result, the link model having at least two links; performing simulation for swing the golf club using the swing model; and obtaining head information in a specific situation during a swing based on a result of the simulation. In the designing method, a plurality of specifications of the golf club and/or the plurality of swing models are used to obtain the plurality of head information, and stability is evaluated using a difference between the head information. In the designing method, it was found that a great lateral moment of inertia of a head and a small depth of a center of gravity of the head contribute to the stability. | 06-02-2011 |
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| 20090000701 | RARE EARTH MAGNET ALLOY INGOT, MANUFACTURING METHOD FOR THE SAME, R-T-B TYPE MAGNET ALLOY INGOT, R-TB TYPE MAGNET, R-T-B TYPE BONDED MAGNET, R-T-B TYPE EXCHANGE SPRING MAGNET ALLOY INGOT, R-T-B TYPE EXCHANGE SPRING MAGNET, AND R-T-B TYPE EXCHANGE SPRING BONDED MAGNET - An R-T-B exchange spring magnet alloy ingot is provided, wherein the R-T-B exchange spring magnet alloy ingot comprises at least one element selected from Nd, Pr, and Dy in a total amount of 1 to 12% by atom and B in an amount of 3 to 30% by atom, with a balance being T (T represents a substance predominantly comprising Fe, with a portion of Fe atoms being optionally substituted by Co, Ni, Cu, Al, Ga, Cr, and Mn). The R-T-B exchange spring magnet alloy ingot is produced through formation of a composite of crystal grains of a hard magnetic phase and crystal grains of a soft magnetic phase. The R-T-B exchange spring magnet alloy ingot contains crystal grains of a hard magnetic phase having a grain size of 1 μm or less and crystal grains of a soft magnetic phase having a grain size of 1 μm or less in a volume of at least 50% on the basis of the entire volume of the alloy. | 01-01-2009 |
| 20090035170 | R-T-B TYPE ALLOY AND PRODUCTION METHOD THEREOF, FINE POWDER FOR R-T-B TYPE RARE EARTH PERMANENT MAGNET, AND R-T-B TYPE RARE EARTH PERMANENT MAGNET - An object of the present invention is to provide an R-T-B type alloy (wherein R is at least one element selected from Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb, and Lu; T is a transition metal that contains 80% by mass or more of Fe; and B is one that contains 50% by mass or more of boron (B) and also contains at least one element of C and N within a range from 0 to less than 50% by mass) that contains at least Dy, as a raw material for a rare earth-based permanent magnet having excellent magnetic characteristics, and the R-T-B type alloy provided in the present invention includes a main phase such as an R | 02-05-2009 |
| 20090072938 | R-T-B SYSTEM ALLOY AND METHOD OF PREPARING R-T-B SYSTEM ALLOY, FINE POWDER FOR R-T-B SYSTEM RARE EARTH PERMANENT MAGNET, AND R-T-B SYSTEM RARE EARTH PERMANENT MAGNET - The present invention provides an R-T-B system alloy used as a raw material for a rare earth permanent magnet (wherein R represents at least one selected from the group consisting of Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb and Lu, T represents a transition metal comprising 80% or more by weight of Fe, and B represents a component comprising 50% or more by weight of B and between 0 to less than 50% by weight of at least one selected from the group consisting of C and N), wherein the content of Mn in the alloy is 0.05% or less by weight. | 03-19-2009 |
| 20090095938 | APPARATUS FOR PRODUCING ALLOY AND RARE EARTH ELEMENT ALLOY - The object of the present invention is to provide an apparatus for producing an alloy, including: a casting device which casts a molten alloy using the strip cast method; a crushing device which crushes the cast alloy after casting; and a heating device which keeps the thin laminas of the cast alloy after crushing at a predetermined temperature or which heats the thin laminas of the cast alloy after crushing, wherein the heating device is equipped with a container and a heater. | 04-16-2009 |
