Abstract: A vehicle includes a vehicle side device having a vehicle side transmitting-receiving section performing wireless communicating with a seat belt side and a control section (determination section) determining an installation state, based on a signal from the seat belt side; and a seat belt side device having a seat belt side transmitting-receiving section performing wireless communicating with the vehicle side, a first switching unit of which switches the state according to detaching and installing of the seat belt and an output unit which outputs a detaching-installing signal to the seat belt side transmitting-receiving section in response to the state of the first switching unit. A power is fed to the seat belt side transmitting-receiving section and the output unit, and the signal is output and transmitted by the signal form the vehicle side transmitting-receiving section.

Abstract: A vehicle includes a vehicle side device having a vehicle side transmitting-receiving section performing wireless communicating with a seat belt side and a control section (determination section) determining an installation state, based on a signal from the seat belt side; and a seat belt side device having a seat belt side transmitting-receiving section performing wireless communicating with the vehicle side, a first switching unit of which switches the state according to detaching and installing of the seat belt and an output unit which outputs a detaching-installing signal to the seat belt side transmitting-receiving section in response to the state of the first switching unit. A power is fed to the seat belt side transmitting-receiving section and the output unit, and the signal is output and transmitted by the signal form the vehicle side transmitting-receiving section.

Abstract: Provided is a resin composition containing a resin component prepared by blending a graft copolymer with an engineering plastic, wherein the above graft copolymer is a graft copolymer satisfying (a) to (e) shown below: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.5 to 4, (d) a main chain is a polymerization chain containing 1 to 100% by mass of a monomer unit having a functional group interacting with the engineering plastic and (e) a side chain is a homopolymerization chain of a single kind selected from ?-olefins having 3 to 28 carbon atoms or a copolymerization chain of two or more kinds selected therefrom or a copolymerization chain comprising an ?-olefin unit having 3 to 28 carbon atoms and an ethylene unit which accounts for 50% by mass or less, and a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.

Abstract: Disclosed is a polycarbonate resin composition composed of a melt kneaded mixture containing a resin component comprising (A) from 50 to 94% by mass of an aromatic polycarbonate resin having a viscosity average molecular weight of from 16,000 to 26,000, (B) from 1 to 15% by mass of a polyolefin-based resin and/or a polyolefin-based elastomer containing from 3 to 30% by mass of an epoxy group or a glycidyl group and (C) from 5 to 40% by mass of a polypropylene-based resin produced by a slurry polymerization method; and (D) from 0.001 to 1 part by mass, based on 100 parts by mass of the resin component, of at least one member selected from the group consisting of an aliphatic amine salt, an aromatic amine salt, an ammonium hydroxide and a hydroxylammonium salt. The polycarbonate resin composition is excellent in impact resistance, bending strength, fluidity, chemical resistance and so on, does not suffer from lamellar separation after molding and is able to achieve low gloss.

Abstract: Provided is a resin composition containing a resin component prepared by blending a graft copolymer with an engineering plastic, wherein the above graft copolymer is a graft copolymer satisfying (a) to (e) shown below: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.5 to 4, (d) a main chain is a polymerization chain containing 1 to 100% by mass of a monomer unit having a functional group interacting with the engineering plastic and (e) a side chain is a homopolymerization chain of a single kind selected from ?-olefins having 3 to 28 carbon atoms or a copolymerization chain of two or more kinds selected therefrom or a copolymerization chain comprising an ?-olefin unit having 3 to 28 carbon atoms and an ethylene unit which accounts for 50% by mass or less, and a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.

Abstract: The cost of an antenna duplexer is reduced by decreasing the number of parts for antenna switching, and the size thereof is reduced by reducing the space of a printed-circuit board on which a receiving circuit and a transmission circuit are formed. The antenna duplexer includes an antenna, a transmission circuit, a receiving circuit, a first transmission line for connecting the transmission circuit to the antenna, and a second transmission line for connecting the receiving circuit to the antenna, wherein the length of the first transmission line is set to be approximately a quarter of the wavelength of the transmission frequency, and the length of the second transmission line is set to be approximately a quarter of the wavelength of the receiving frequency.

Abstract: The transmitter adjusting output power is provided with a signal generator for generating a transmit signal, a variable-gain drive amplifying stage, a variable-gain power amplifying stage for amplifying in power the amplified transmit signal, and a control voltage generator for generating a first gain control voltage for adjusting the signal gain of the variable-gain drive amplifying stage and a second gain control voltage for adjusting the signal gain of the variable-gain power amplifying stage, wherein the control voltage generator generates the second gain control voltage to adjust the signal gain of the variable-gain power amplifying stage when the required signal level is not higher than a certain fixed level and generates a first gain control voltage to adjust the signal gain of the variable-gain drive amplifying stage when the required signal level is not lower than a certain fixed level.

Abstract: A chassis assembly for electric components having a main chassis provided with a plurality of recesses formed by projecting predetermined parts of the bottom wall outwardly. Each recess is provided with an aperture for receiving the corresponding leg of a sub-chassis carrying electric parts. The legs are inserted into and projected through the apertures and are then welded to the outside of the projected parts of the bottom wall of the main chassis. The alignment of the legs with the apertures is easily achieved and the heating of the projected parts is made in a shorter time to ensure an improved efficiency of the work and good productivity.

Abstract: A transistorized voltage regulator has two outputs, one for high current loads and another for low current loads, to minimize drift of the output.

Abstract: 17-Acetals of 3-alkoxyestra-2,5(10)-dien-17-ones are prepared by reacting 17-acetals of 3-alkoxyestra-1,3-5(10)-trien-17-ones with sodium or potassium, liquid ammonia and a tertiary alcohol in the presence of a solvent selected from the group consisting of tetrahydrofuran, dioxane and tetrahydropyran.Yield and selectivity of this reaction are improved by using the 17-acetals of the 3-alkoxyestra-1,3,5(10)-trien-17-ones, sodium or potassium, liquid ammonia and the solvent in such proportions that the 17-acetals of the 3-alkoxyestra-1,3,5(10)-trien-17-ones are substantially dissolved in the reaction system and that two liquid phases are formed, the lower phase being colored.

Abstract: In a process for separating 19-nor-.DELTA..sup.4 -androstene-3,17-dione from a mixture of steroids which is obtained by the Birch reduction of an alkyl or an aralkyl ether of estrone acetal having the following formula (I), ##SPC1##wherein R is selected from the group consisting of an alkyl group containing 1 to 10 carbon atoms and an aralkyl group containing a side chain of 1 to 5 carbon atoms; X and Y are selected from the group consisting of O-alkyl and S-alkyl groups, respectively, containing 1 to 10 carbon atoms; or the following formula (II), ##SPC2##wherein R is as defined above; Z and W are selected from the group consisting of oxygen atom and sulfur atom; and n represents an integer of from 2 to 10; followed by the hydrolysis of the obtained reduction product of said Birch reduction, the improvement which comprises1. reacting said mixture of steroids containing 19-nor-.DELTA..sup.4 -androstene-3,17-dione with a secondary amine to form the C.sub.3 -enamine of 19-nor-.DELTA..sup.

Abstract: A process for producing a steroid ether which comprises admixing an alkali, a reactant steroid having a hydroxyl group attached directly to an aromatic ring in the steroid nucleus, and a dialkyl sulfate in the presence of at least one hydrophilic solvent in which said reactant and product steroid is readily soluble, selected from the group consisting of cyclic ether and ketone.