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JPH0121365Y2 |
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JPH01143190A |
PURPOSE: To make rush current small by applying an output start signal from a control circuit to a thyrister, enlarging a continuity angle to a certain extent at the time of the initial continuity of the thyrister and interrupting a curr...
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JPH0128479B2 |
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JPH0128478B2 |
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JPH01136573A |
PURPOSE:To facilitate control of output power, by providing a controlling circuit for varying timing of a trigger to be applied onto a transistor. CONSTITUTION:An inverter circuit for incandescent light comprises a full-wave rectifier 2 ...
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JPH01122597A |
PURPOSE: To reduce an amount of rush current and extend the lifetime of a lamp by providing a zero-cross detecting circuit for detecting the zero-cross point of an AC power supply and an ON/OFF control switching elements operating on an ...
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JPH0116315Y2 |
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JPH0166792U |
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JPH0166791U |
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JPH01107496A |
PURPOSE: To eliminate fluctuation of a continuous angle caused by fluctuation of a trigger voltage by temperature and eliminate fluctuation of brightness or malfunction by using a transistor for a switching element for putting the contro...
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JPH0161836U |
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JPS6451325U |
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JPS6459797A |
PURPOSE: To make a circuit small-sized and simplified and to obtain a long life of the circuit by using a phase control device to perform phase control on a pre-stage of an inverter circuit and outputting a lighting voltage of a discharg...
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JPS6459799A |
PURPOSE: To make a circuit small-sized and simplified and to obtain a long life of the circuit by controlling timing for generating switching pulses so as to output a constant voltage from an inverter circuit. CONSTITUTION: A transistor(...
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JPS6459798A |
PURPOSE: To make a circuit small-sized and simplified and to obtain a long life of the circuit by performing output control on a pre-stage of an inverter circuit to apply only a voltage required for lighting a lamp to a primary side of t...
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JPS6410140B2 |
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JPS641905B2 |
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JPS63308409A |
(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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JPS63191600U |
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JPS63271898A |
PURPOSE: To lengthen life of an incandescent lamp with a rush current decreased by delaying timing to which a trigger is applied when the lamp starts lighting than normal lighting time with a control circuit controlling a trigger circuit...
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JPS63164199U |
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JPS63253858A |
A device making it possible to automatically restore the line current in the event of the burning-out of one or more elements (5) forming part of a series arrangement, characterised in that it comprises a semiconductor arrangement (3) sh...
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JPS63250091A |
(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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JPS63213294A |
(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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JPS63134499U |
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JPS6331520Y2 |
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JPS63202891A |
(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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JPS63124035U |
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JPS63118198U |
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JPS63167663A |
PURPOSE: To enhance the performance of a phase controller by varying the resistance value by the variable time limiting resistance of a time constant circuit to alter a time constant, and moving the operating point of a Schmitt trigger c...
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JPS63105545U |
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JPS63102200U |
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JPS6329287B2 |
An effective voltage across a load such a lamp (L) is squared by means of a field effect transistor (FET) to produce an output voltage which varies in proportion to the power through the load (L). A trigger phase of a thyristor (TRC) con...
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JPS63136492A |
(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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JPS63131496A |
A light adjusting apparatus comprising a lamp (1) connected to a commercial AC power supply via a triac (T), and a switching control circuit (3) operable by a direct current obtained by directly rectifying the current of the power supply...
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JPS63128597A |
(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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JPS6375780U |
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JPS63108601A |
(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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JPS6321958B2 |
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JPS6315868Y2 |
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JPS6388792A |
(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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JPS6381794A |
(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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JPS6373870A |
A power control system for gas discharge lamps and other loads includes a main divertor (200) in series or parallel with the load, and a variable divertor (156), which includes a controllably conductive device (158) controlled by a contr...
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JPS6310638Y2 |
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JPS6343848U |
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JPS6363951A |
PURPOSE: To obtain a small and light weight power source unit which reduces variations in the radiation of ultraviolet rays regardless of changes in the voltage while increasing the amount of ultraviolet rays, by converting a commercial ...
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JPS6337352U |
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JPS6344691A |
In order to provide brightness-dependent control of a lamp which is used for illuminating a LCD display, it is known to switch the lamp on and off in dependence on the measured brightness of the incident ambient light. To prevent overhea...
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JPS6328297U |
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JPS6326835U |
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