Abstract: There is dislosed a vibration telemetering system capable of measuring adverse vibrations of installations or equipment in a plant such as a nuclear power plant. The system includes a vibrometer which measures the vibrations in a non-contacting fashion. The direction at which the vibrometer faces is adjusted by an angle adjusting mechanism which is mounted on a travelling unit running along a predetermined inspection route in the plant. A measured signal from the vibrometer is transmitted to a remote control room through a communication system and is used for evaluating whether or not the state of the plant is normal. The remote control room can control the travelling unit and the angle adjusting mechanism through the communication system in order to monitor the vibrations of a plurality of places along the predetermined inspection route.

Abstract: In a apparatus for examining an object by nuclear magnetic resonance to produce images of cross-sectional slices of the object, it necessarily requires to have "a wait time" so as to repeat the applications of the RF pulses toward a plurality of such slices during one examination cycle. A plurality of coil pairs is arranged along the longitudinal axis of the object, and each pair is selectively energized so as to apply to the plurality of slices one of a plurality of gradient fields in conjunction with the steady magnetic field. A plurality of nuclear magnetic resonance signals may be obtained from a plurality of slices during one examination cycle.

Abstract: An abnormal noise detector for detecting abnormal noises resulting from a marred tooth surface in a gear of a gear unit is disclosed. A first embodiment of a detector comprises a microphone placed in the vicinity of a gear unit to be tested, a bandpass filter for filtering the output of the microphone so as to pass only an integral multiple of the fundamental frequency of noise due to meshing of the gears of the gear unit, a rectifier for rectifying the filtered output from the bandpass filter, a differentiator for differentiating with respect to time the DC output from the rectifier, a waveform shaper for shaping the output from the differentiator into pulses suitable for counting, and a pulse counter for quantifying the pulses in the output from the waveform shaper. A second embodiment comprises a microphone, a digital frequency analyzer, and a data monitoring computer responsive to the digital frequency analyzer for monitoring the output thereof.

Abstract: An abnormal noise detector for detecting abnormal noises produced by a gear unit with an eccentrically mounted gear is disclosed. A first embodiment comprises a microphone placed in the vicinity of a gear unit to be tested, a bandpass filter connected to the microphone which passes only a band of frequencies centered around an integral multiple of the normal fundamental frequency of the noise produced by the meshing of the gears of the gear unit, an amplitude detector which detects the amplitude of the signal from the bandpass filter, a frequency deviation detector which detects the frequency deviation of the signal from the bandpass filter, and recorders for recording the values of the signals from the amplitude detector and the frequency deviation detector as a function of time. A second embodiment comprises a microphone, a digital frequency analyzer and a central processing unit for determining whether abnormalities exist in the data produced by the digital frequency analyzer.

Abstract: A two-dimensional X-ray detecting apparatus is comprised of an amorphous silicon layer for trapping electrons in a pattern corresponding to an intensity distribution when it is receiving X-rays, and a scanning device for scanning the surface of the amorphous silicon layer with a laser beam to take out electrons trapped in the silicon layer.

Abstract: A computerized tomography apparatus including an array of radiation detectors including plural scintillation crystals and photoelectric transducers alternately disposed to receive a fan shaped radiation beam. The scintillation crystal is optically connected with the photoelectric transducer at the interface therebetween, which is elongated in the direction of a radiation impinging thereon and transverse the direction of the array. The radiation passing through a patient's body to be examined impinges on the crystals causing them to scintillate. The light scintillated strikes the detection region of the photoelectric transducer causing the photoelectric effect to be manifested. The detection region does not depend on the size of radiation incident surface of the crystal. A certain portion of the light reaches the detection region in a shorter path.

Abstract: Nuclear magnetic resonance diagnostic apparatus including a coil for generating a gradient field in a plane perpendicular to a static magnetic field, means for controlling the operation of the coil to rotationally shift in angular steps the gradient direction of the gradient field at an angle pitch of some multiple of the unit index angle through a plurality of rotations to assume all the shift positions of the gradient direction, a rough image reconstructor for reconstructing a rough tomographic image on the basis of nuclear magnetic resonance signals acquired during a rotation of the second gradient magnetic field, a rough image display for depicting the rough tomographic image, a final image reconstructor for reconstructing a final tomographic image on the basis of all nuclear magnetic resonance signals corresponding to all of the expected rotation shift positions acquired during a plurality of rotations and a final image display for depicting the final tomographic image.

Abstract: An electric dynamometer which includes a rotor mounted for rotation on a shaft and a stator surrounding the rotor, the stator including a yoke surrounding the rotor in radially spaced relation therewith, and a loss drum disposed between the yoke and the rotor so as to be rotatable 360.degree. about the rotor. An electric motor is coupled through its rotor to the loss drum so as to rotate the loss drum therewith. A stator of the electric motor is fixed to the yoke, and the yoke and stator of the motor are supported for rotation about the respective rotors. A torque detector is fixed to the stator of the motor so as to measure the combined torque exterted on the yoke and the stator of the motor about the rotors.

Abstract: Nuclear magnetic resonance diagnostic apparatus including a magnet for generating a uniform static magnetic field, a first coil for generating a gradient magnetic field, a selective detector for detecting the free induction decay signals from the selective slice portion of an object, a current controller for controlling the current in the first coil to the shift the selective slice portion, a second coil for generating the gradient magnetic field direction in the selective plane of the object, a projection data producer for obtaining a one-directional projection data on the basis of the detected free induction signals, and an image synthesizer for producing the extensive one-directional projection of the specified atomic nuclei distribution in the object by placing a plurality of one-directional projection data.

Abstract: An automobile driving robot device capable of detecting variations in a relative position between a speed changing mechanism of the automobile and a device for operating the speed changing mechanism, and of rectifying a reference point for operating the speed changing mechanism operating device, the detecting operation being done by projecting light to the speed changing mechanism, and then finding out variations in the position of the speed changing mechanism by way of the direction and distance of movement of the light reflected from the speed changing mechanism.

Abstract: A device for correcting the torque detected by an electric dynamometer, which is capable of very accurately correcting loss torques of the operation-type dynamometer based upon a simply constructed mechanism. Among many loss torques involved in the operation-type electric dynamometer, the windage-loss torque which plays a major role is accurately corrected as a function of the atmospheric pressure, atmospheric temperature and rotation speed, thereby to very accurately correct the torque.

Abstract: A nuclear magnetic resonance apparatus for registering the nuclear magnetic resonance condition of atomic nuclei distributed in a body including first magnetic field generating means for generating a homogeneous static magnetic field having a thin beam shape for application to a selected portion of the body, second magnetic field generating means for simultaneously generating a gradient magnetic field of smaller intensity than that of the beam-shaped static magnetic field and of such distribution as to gradually increase or decrease in the direction of the beam-shaped static magnetic field, an oscillator for generating electromagnetic waves having a frequency corresponding to the nuclear magnetic resonance condition of the specific atomic nuclei to be measured, a coil wound around the body to be examined, at least a portion of said coil lying in said magnetic fields, impressing the electromagnetic waves upon the body and for detecting the nuclear magnetic resonance in the body, drive means for moving the body

Abstract: A nuclear magnetic resonance apparatus in which information of a nuclear magnetic resonance distribution of a specified atomic nucleus in multiple directions in a body to be examined is obtained by magnet devices for making a homogeneous static magnetic field overlap a gradient magnetic field and for electrically rotating the isomagnetic field surface of the gradient magnetic field with respect to a coil wound around the body for impressing electromagnetic waves on the body, a receiver for detecting nuclear resonance as a result of impressing the magnetic fields and electromagnetic waves upon the body, a coil holder made of a material containing none of the specified atomic nucleus both for holding the coil in a predetermined shape and for suitably spacing the coil from the body, a pair of standard signal sources made of a material containing the specified atomic nucleus and disposed in the coil holder to face each other through a body positioned in the coil for compensating a projection signal, and a drive d

Abstract: A nuclear magnetic resonance apparatus including magnet apparatus for generating a homogeneous static magnetic field between its magnetic poles, shims of a magnetic substance mounted on the magnetic poles to apply a first gradient magnetic field intensity distribution in a direction orthogonal as to the direction of line of magnetic force of the static magnetic field, gradient magnetic field generating electromagnetic apparatus for generating a second gradient magnetic field having a gradient magnetic field intensity distribution in superimposition with the static magnetic field and for changing the magnetic field gradient of the first gradient magnetic field, an oscillator for generating an oscillating output having a frequency corresponding to the nuclear magnetic resonance condition of an atomic nucleus to be measured, a coil wound around a body to be examined for applying the output of said oscillator as electromagnetic waves upon the body, a receiver for detecting the nuclear magnetic resonance signals r

Abstract: An apparatus for detecting torque in an electric dynamometer which is arranged such that accurate counter-voltage is obtained by utilizing an interpole winding resistance inside the DC machine, magnetic flux is computed from the aforesaid counter-voltage and speed of rotation of the DCmachine, and highly precise torque is obtained from the aforesaid magnetic flux and armature current.

Abstract: A semiconductor pressure sensor has an encased sensor unit, and a metal casing having a pressure introduction pipe and housing therein the sensor unit. The metal casing has therein synthetic resin poured by potting to fix the sensor unit securely in the metal casing. Through-type capacitors are affixed to the metal casing. The sensor unit produces an electrical signal transmitted out through the through-type capacitors and over lead wires connected to the through-type capacitors. With this arrangement, the semiconductor pressure sensor is protected against electromagnetic interference (EMI), and moisture is prevented from entering the metal casing.

Abstract: A method is disclosed for automatically shifting the sub-transmission of a vehicle which is also equipped with a manual transmission operated by hand by the driver. When the driver shifts by hand to a certain gearing ratio, a vehicle operating parameter is detected, and, on the basis of this detected value, the procedure for shifting the sub-transmission is modified. Shift control of the sub-transmission is performed in accordance with this modified sub-transmission shift procedure, for a first time period, while the manual transmission remains in this gearing ratio, and subsequently for a second time period shift control of the sub-transmission is performed so as to maximize fuel economy, while the manual transmission remains in this gearing ratio.

Abstract: A control system for a transmission operable in high and low speed stages and adapted to change over the transmission between the two stages according to the balance of a throttle opening and vehicle speed, and to maintain the transmission at the low speed stage when throttle opening is abruptly reduced to less than a predetermined relatively small opening in order to effect engine braking when the transmission has been operating at the low speed stage.

Abstract: A method is disclosed for automatically shifting the subtransmission of a vehicle which is also equipped with a manual transmission operated by hand by the driver. When the driver shifts by hand to a certain gearing ratio, a vehicle operating parameter is detected, and, on the basis of this detected value, the procedure for shifting the sub-transmission is modified. Shift control of the sub-transmission is then performed in accordance with this modified sub-transmission shift procedure, while the manual transmission remains in this gearing ratio.

Abstract: This invention is directed to a method of making lead storage battery plates including the steps of notching a lead alloy sheet or other type of thin sheet, spreading the sheet in reticulated portions, expanding the sheet into a grid, and filling pasty active material into the reticulated portions. The strip of long material is cut, respectively, into plates of a given size. The open ends of the openings on the right and left ends produced during the cutting operation are sealed with synthetic resin frame body portions to prevent the slipping out of the active material filled into the reticulated portions. Therefore, lighter and thinner plates are continuously made with better operational efficiency.