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JPH01150439U |
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JPH01150440U |
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JPH01260370A |
PURPOSE: To prevent erroneous connection of a cable, by a method wherein a mutual short-circuiting is caused between specified lines of a plurality of cables to which first and second circuit boards are connected to form one reciprocatio...
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JPH01503034A |
A three-conductor booster cable assembly is disclosed for connection of a source of DC power to the terminals of a battery requiring recharging. The uniqueness of this assembly is based upon a combination of features including (a) modifi...
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JPH01146740U |
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JPH01145190U |
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JPH0130850Y2 |
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JPH0130851Y2 |
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JPH01233923A |
PURPOSE: To prevent theft by using a memory card in which information peculiar to a device to be protected is stored and inhibiting the operation of taking out the device when information stored in the card does not exist. CONSTITUTION: ...
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JPH01227626A |
PURPOSE: To prevent short-circuit accidents and electric shock accidents, by providing an apparatus with a resistor to be connected in parallel with each power terminal of a measuring instrument, and with a breaker for breaking the power...
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JPH01206840A |
PURPOSE: To prevent the damage of load due to erroneous connection by providing a determination means detecting the correct connection of the grounding phase of a constant voltage constant-frequency power unit (CVCF), to which an AC powe...
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JPH01202124A |
PURPOSE: To enable a plurality of line voltage feeding means to be collectively controlled, by controlling a circuit section so that working voltage may be fed to the circuit section, only when the output of a plurality of the line volta...
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JPH01116536U |
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JPH01113542U |
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JPH01185133A |
PURPOSE:To protect a smoothing capacitor, by connecting an avalanche diode in parallel with the smoothing circuit and conducting the avalanche diode upon occurrence of overvoltage thereby blowing a fuse off. CONSTITUTION:Current fed from...
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JPH01104050U |
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JPH0193928U |
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JPH0193927U |
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JPH01144322A |
PURPOSE: To prevent usage of product under dangerous state, by disabling operation of a product when the product is not grouded or the polarity of power source is reversed, and informing the cause thereof. CONSTITUTION: When a product is...
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JPH0116526Y2 |
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JPH0169338U |
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JPH0197133A |
PURPOSE: To apply a driving voltage to an equipment body, only when said body is within the range of a specified voltage, by detecting the voltage of the equipment body through a first voltage detecting circuit for detecting the ceiling ...
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JPS6472565A |
PURPOSE: To resolve the reverse battery problem by connecting the gate of a field effect transistor to a feed voltage and body to an operating circuit through a source-drain node to provide a large MOS field effect transistor between the...
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JPS6423723A |
PURPOSE: To protect a semiconductor switch from breakdown, by detecting erroneous wiring and disabling the semiconductor switch. CONSTITUTION: A fan drive circuit 4 comprises a diode bridge DB, resistors R1∼R3, a capacitor C1 and semic...
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JPS6412442U |
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JPS642513Y2 |
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JPS642512Y2 |
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JPS63294219A |
PURPOSE: To obtain a safety power circuit capable of positively ensuring a grounded circuit by enabling conduction only when leakage currents can be released to the ground. CONSTITUTION: When AC voltage is applied to the power supply 15 ...
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JPS63287326A |
PURPOSE: To reduce the size of a controller having such function that the power source can not be closed again untill a switch is turned off temporarily upon recovery from power interruption by combining two types of delay circuits and a...
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JPS63284792A |
PURPOSE: To make sufficient safety securable by installing a device which discriminates the polarity of connection to the live line and neutral line of a power source and also another device for informing of this discriminating device. C...
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JPS63284793A |
PURPOSE: To aim at the secureness of sufficient safety irrespective of connecting polarity by installing a device which discriminates the polarity of connection to the live line and neutral line of a power source, and also another device...
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JPS63262027A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63153733U |
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JPS63240321A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63240320A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6336404Y2 |
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JPS63146432U |
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JPS6347056B2 |
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JPS6347057B2 |
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JPS6334437Y2 |
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JPS6334436Y2 |
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JPS63137532U |
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JPS6341283B2 |
An arrangement for generating in each switching panel of a multipanel switching facility of an electrical power distribution network a digital operating-state image derived from command inputs and switching position signals. The digital ...
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JPS63178727A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63161818A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63100922U |
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JPS6366028U |
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JPS6380716A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6348343U |
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JPS6359726A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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