Makoto Tsuruta
Makoto Tsuruta, Kodaira-Shi JP
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20100024946 | PNEUMATIC TIRE - The present invention provides a tire with a belt having relatively high durability by improving fatigue resistance of cords at end portions of a circumferential belt layer, in particular, and especially proposes a radial tire for heavy load, having a relatively small aspect ratio. For this purpose, the present invention provides a tire having a carcass as a skeleton provided in a toroidal shape over a pair of bead portions, a belt disposed on the outer side in the radial direction of the carcass, and a tread disposed on the outer side in the radial direction of the belt, the belt including: at least one layer of circumferential belt layer disposed on the outer side in the radial direction of a crown portion of the carcass and formed of a number of cords extending along the equatorial plane of the tire and coating rubber thereon; and at least two layers of slant belt layers disposed on the circumferential belt layer and each formed of a number of cords extending in a direction inclined with respect to the equatorial plane O of the tire and coating rubber thereon, characterized in that: a width of the circumferential belt layer is no less than 60% of the total width of the tire; a width of at least one of the slant belt layers is wider than the width of the circumferential belt layer; and modulus of elasticity of first cords disposed on an end portion side in the widthwise direction of the circumferential belt layer is lower than modulus of elasticity of second cords disposed on the inner side in the widthwise direction of the first cords. | 02-04-2010 |
20100193102 | PNEUMATIC TIRE - The present invention includes a run-flat tire | 08-05-2010 |
Makoto Tsuruta, Kawasaki-Shi JP
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20080304589 | WIRELESS RECEIVER, METHOD FOR CONTROLLING THE WIRELESS RECEIVER, PROGRAM FOR CONTROLLING THE WIRELESS RECEIVER, AND SEMICONDUCTOR INTEGRATED CIRCUIT - According to an embodiment of the invention, a wireless receiving apparatus includes: an antenna that receives an OFDM signal having an OFDM symbol and a guard interval; a front end section that performs frequency conversion and synchronization on the received OFDM signal; an ISI canceller that extracts a delay profile and removes leakage of the guard interval into the OFDM symbol by the use of the delay profile; a converter that performs orthogonal conversion on the ISI removed OFDM signal; an equalization section that performs equalization processing on the converted OFDM signal; an outer decoder that decodes the equalized OFDM signal; and an inner decoder that corrects an error in an inner code of the decoded OFDM signal, wherein the equalization section performs re-equalization processing on the converted OFDM signal by using a signal output from the inner decoder as the reference signal. | 12-11-2008 |
20080310566 | FREQUENCY SYNCHRONIZING CIRCUIT, METHOD, AND RECEIVING APPARATUS USING THE CIRCUIT AND THE METHOD - A frequency synchronizing circuit includes a first raising unit configured to raise a received signal by a first power to obtain a first raised signal, a filter to suppress noise in the first raised signal to obtain a filtered signal, a second raising unit configured to raise the filtered signal by a second power to obtain a second raised signal, an estimating unit configured to estimate a frequency offset in the received signal based on the second raised signal to obtain an estimated value, and an offset-cancelling unit configured to cancel the estimated value from the received signal, to output an offset cancelled signal. | 12-18-2008 |
20090207950 | MODULATION SCHEME ESTIMATION APPARATUS AND METHOD - A modulation scheme estimation apparatus includes a receiving unit receiving a first signal, a generation unit generating a plurality of first phase amounts, an acquisition unit acquiring a plurality of multiplication signals by multiplying the first signal by each of the first phase amounts, an extraction unit extracting a plurality of second signals corresponding to respective direct-current components of third signals obtained by subjecting the multiplication signals to Fourier transform, a first computation unit computing a plurality of sums, each of which is a sum of each of the multiplication signals and a corresponding one of the second signals, a second computation unit computing a plurality of absolute values of the sums, and a first identifying unit identifying a modulation scheme corresponding to one of the absolute values which has a highest similarity with respect to reference values associated with modulation schemes. | 08-20-2009 |
20100039159 | CONTROL DEVICE AND CONTROL METHOD - This control device includes: a rectifier to rectify a received signal; an amplifier having an amplifying element to amplify the signal rectified by the rectifier and an assisting element being connected to the amplifying element to assist the amplifying element; a determination unit to determine presence or absence of the signal amplified by the amplifier; and a controller to control the connection of the assisting element with the amplifying element at a predetermined timing. | 02-18-2010 |
20100164564 | STARTING APPARATUS AND STARTING METHOD - A starting apparatus includes: a storage unit storing an identifier; a rectifying unit rectifying a reception signal; a generating unit comparing the reception signal rectified in the rectifying unit to a reference signal and generating a digital signal from the reception signal; a judging unit judging whether or not the digital signal contains information of the identifier; a reference changing unit changing the reference signal when the judging unit judges that the reception signal does not contain information of the identifier; and a start instructing unit instructing start of an electric appliance when the judging unit judges that the reception signal contains information of the identifier. | 07-01-2010 |
Makoto Tsuruta, Kanagawa-Ken JP
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20100037082 | REMOTE CONTROLLER, ELECTRICAL APPARATUS AND WIRELESS CONTROLLING SYSTEM - In a remote controller, a startup time or a first time duration until the startup time is input into an input unit. A timer unit counts a clock time or a second time duration. A control unit generates a signal to turn on an electrical apparatus when the second time duration reaches the first time duration, or when the clock time equals to the startup time. A transmitting unit transmits the signal. In the electrical apparatus, a main unit operates main function. A transformer supplies electricity from an external power source to the main unit through a switch. A rectifier rectifies the signal. A signal identifying unit identifies it. A reservation memory unit keeps parameter for main function. A control unit turns on the switch and controls the main unit according to the parameter when the signal is received. A battery supplies electricity to above units. | 02-11-2010 |
Makoto Tsuruta, Kanagawa JP
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20090058014 | PISTON RING - There is provided a piston ring which can effectively prevent aluminum adhesion phenomenon to the piston ring. The piston ring includes a piston ring main body and a surface coating film on either upper or lower surface of the piston ring main body, or both the upper and lower surfaces of the piston ring. The surface coating film includes heat-resistant resin and copper based powder contained therein. | 03-05-2009 |
Makoto Tsuruta, Yokohama-Shi JP
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20090051122 | PISTON RING - A piston ring includes a piston ring body and a surface coating film formed on at least one of upper and lower surfaces of the piston ring body. The surface coating film comprises a heat-resistant resin and a metal powder contained in the heat-resistant resin, and a phosphate coating film is formed, as base coating film of the surface coating film, on a surface on which the surface coating film of the piston ring body is formed. | 02-26-2009 |
20090051123 | PISTON RING - A piston ring includes a piston ring body and a surface coating film formed on at least one of upper and lower surfaces of the piston ring body. The surface coating film has a most outside surface layer including a heat-resistant resin and a metal powder contained in the heat-resistant resin and a base bottom layer formed nearest the piston ring body and including a heat-resistant resin. The base bottom layer may also include a metal powder. | 02-26-2009 |
Makoto Tsuruta, Tokyo JP
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20090025849 | TIRE AND METHOD OF PRODUCING THE SAME - There is proposed a tire realizing the simplification of a bead portion structure without sacrificing a bead portion durability and a steering stability. | 01-29-2009 |
20120180925 | PNEUMATIC TIRE AND METHOD OF FORMING CIRCUMFERENTIAL BELT LAYER OF THE SAME - The present invention relates to a method of forming at least one circumferential belt layer of a pneumatic tire comprising: winding the strip for a half length of an outer circumferential length of the crown portion of the carcass along the tire equatorial plane from a widthwise inner side of the belt end region; winding the strip for the remaining half length while shifting the strip for the width of the strip from a widthwise inner to outer side; winding the strip for the outer circumferential length of the crown portion of the carcass along the tire equatorial plane; winding the strip for the half length of the outer circumferential length of the crown portion of the carcass while shifting the strip for the width of the strip from the widthwise outer to inner side; and winding the strip for the remaining half length along the tire equatorial plane. | 07-19-2012 |
20140053964 | PNEUMATIC TIRE AND METHOD OF FORMING CIRCUMFERENTIAL BELT LAYER OF THE SAME - The present invention relates to a method of forming at least one circumferential belt layer of a pneumatic tire comprising: winding the strip for a half length of an outer circumferential length of the crown portion of the carcass along the tire equatorial plane from a widthwise inner side of the belt end region; winding the strip for the remaining half length while shifting the strip for the width of the strip from a widthwise inner to outer side; winding the strip for the outer circumferential length of the crown portion of the carcass along the tire equatorial plane; winding the strip for the half length of the outer circumferential length of the crown portion of the carcass while shifting the strip for the width of the strip from the widthwise outer to inner side; and winding the strip for the remaining half length along the tire equatorial plane. | 02-27-2014 |
Makoto Tsuruta, Akishima-Shi JP
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20110240198 | PNEUMATIC TIRE - An object of the present invention is to provide a pneumatic tire capable of reducing rolling resistance, while maintaining good durability of a belt. Specifically, the present invention provides a pneumatic tire | 10-06-2011 |
Makoto Tsuruta, Hekinan-City JP
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20120328146 | SOUND PRODUCING DEVICE FOR VEHICLE - Sound generated by a sound emitting unit passes through a first sound passage defined between a first shielding board and a shielding cylinder and a second sound passage defined between a second shielding board and the shielding cylinder, and is emitted outside from a sound emitting hole defined in at least one of a case and a cover. The second shielding board and the shielding cylinder shield a space between the sound emitting hole and the first sound passage when the first sound passage is seen from the sound emitting hole. | 12-27-2012 |
20130187523 | HOUSING STRUCTURE FOR SOUND GENERATOR - A housing structure for a sound generator includes a base portion having a separation wall; a case portion that defines a first space with the base portion; a covering portion that defines a second space with the base portion; a frame portion that projects toward the second space from the separation wall; a screen wall disposed on an outer side of the frame portion to define a groove between the screen wall and the frame portion; and a screen board arranged on an inner side of the screen wall. The screen board is distanced from the frame portion and the screen wall. | 07-25-2013 |
20130189918 | HOUSING STRUCTURE - A base portion has a separation wall, and an air hole is defined in the separation wall. A case portion defines a first space with the separation wall of the base portion. A covering portion defines a second space with the separation wall of the base portion. A waterproof and breathable sheet covers the air hole. A water guiding portion is arranged adjacent to a surface of the sheet not to contact the surface of the sheet. The water guiding portion is located between the covering portion and the sheet. | 07-25-2013 |
Makoto Tsuruta, Anjo-City JP
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20140241550 | PEZOELECTRIC SOUND ELEMENT - A piezoelectric sound generating element capable of providing flatter and less fluctuated sound pressure frequency characteristics includes a diaphragm that is formed in a circular plate shape with a circular profile. A piezoelectric element is affixed to the side of a bottom wall portion of the diaphragm. The piezoelectric element has an asymmetric octagonal profile including a pair of long side portions opposing each other, a pair of short side portions opposing each other, and four connecting side portions. | 08-28-2014 |