PURPOSE:To eliminate the necessity of setting a control input signal in consideration of a charging time of a control voltage, and to make it possible to accurately recognize reasons for an abnormal state in which a power device is forcibly turned off. CONSTITUTION:An OC abnormal detection circuit 4 outputs an overcurrent abnormal signal FOOC from an external output terminal P3 on the basis of an ...

PURPOSE:To covert the displacement of a strain element into flexural movement by an elastic body, and transmit the converted optional motion into other objects with a transmission part. CONSTITUTION:This is a strain element actuator being characterized by strain elements 2a and 2b being provided in the positions symmetrical with respect to the transmission part of an elastic body 4 where the trans...

PURPOSE:To prevent wire damage such as flaw, burr, etc., of a bonding wire by mounting a wedge tool easily and improving the accuracy of mounting. CONSTITUTION:A wedge tool is used, ultrasonic vibrations are applied to a bonding wire and bonding is conducted in an ultrasonic wire bonding device. The wedge tool 2 is installed at the front end of an ultrasonic horn 1 in an exchangeable manner, a wir...

PURPOSE:To rapidly and easily complete the regulation of a substrate transfer path. CONSTITUTION:A magazine M is placed between regulating members 33, 34 used for regulating the magazine M which is provided substantially in series to guide members 17, 18 for guiding a base board L/F along a predetermined path, and after the regulating members 33, 34 each are relatively moved in the direction of ap...

PURPOSE:To provide a liquid crystal display device which reduces the power consumption without turning off a back light, a side light, or the like by varying the voltage supplied to a driving means. CONSTITUTION:The temperature detected by a thermistor 7 is converted to a voltage by an inverter input voltage control circuit part 10A and is sent to an inverter input voltage varying power supply cir...

PURPOSE: To facilitate the manufacture and the test of an optical fiber connector. CONSTITUTION: An optical fiber connection part is manufactured by a process for coating the plane surface of a substrate 18 with adhesive, a process for fitting the storage tool 19 of an optical fiber 17 on a manipulator 20, a process for fitting a turning wheel 21 to the manipulator, a process for pulling the optic...

The suspended ceiling spotlight support consists of outer (1) and inner (2) cups, e.g. stamped from 0.8mm aluminium, joined together by spiral grooved surfaces which enable the inner cup to be rotated relative to the outer one and adjust the height of the spotlight.The outer cup has apertures (10) in its base which allow it to be attached to a fixed ceiling, while the adjustable inner cup is joine...

PURPOSE:To execute version-up of an exchange program and a control system board or the like without stopping the operation of an exchange in an active system. CONSTITUTION:After an exchange 2 in a standby system is disconnected from an exchange 1 in an active system, the operation of the exchange 2 is stopped and a control system board is replaced or an exchange program is revised attended with th...

PURPOSE:To miniaturize a semiconductor device by burying a conductor into a recessed section formed through etching from the rear side of a semiconductor chip and connecting the conductor and a conductor buried on the chip surface side. CONSTITUTION:A plurality of recessed sections 3 are formed through etching on the rear side of a silicon wafer 2, and conductors 4 such as indium are buried throug...

PURPOSE: To provide a method for economically and harmlessly removing contamination, without the use of caustic chemical materials by light which excites the micrometallic contamination of the surface of a semiconductor substrate or the like, allowing it to react with an ambient species, and taking it into a product without diffusion it in a bulk. CONSTITUTION: This method includes a step for cove...

PURPOSE:To provide a high quality crystalline thin film which enhances its step coverage and minimizes lamination defects and enhances its interface and minimizes the contents of argon atoms and carbon atoms or the like which infringe the quality of a thin film in a process gas by improving an RF-DC bonding bias sputtering method. CONSTITUTION:This is a film formation method which applies high fre...

PURPOSE:To prevent unwanted bending of the blades by placing the blades in the shape of an eddy and, while pressing the outer ends of the blades in the contracting direction of the eddy by the pressure section, and rotating at least the inner ends of the blades in the direction of the eddy relative to the pressure section. CONSTITUTION:The blades 19 formed of cut out electromagnetic steel plates a...

PURPOSE:To provide a drawing change control method which can easily restore a changed drawing into its original state even when the design change is discontinued and also can easily confirm the drawing before the change of design. CONSTITUTION:When a drawing is designed and changed, another drawing is produced with transition of the drawing to be designed and kept in common control state (S13, S14...

PURPOSE: To allow a computer operator to speedily and easily exchange the basic input/output system (BIDS) of a digital computer according to his desire. CONSTITUTION: A BIOS program is stored in flash EPROM 220 and furthermore stored in UV-EPROM 230. Flash EPROM 220 is programmable to only plural blocks but program is executed in comparatively short time. UV-EPROM 230 is also programmable but it ...

PURPOSE:To avoid erroneous exposure control caused by the difference of defocusing quantity in a photometric device using an AF sensor. CONSTITUTION:This device is provided with an AF device 102 having a phase difference detecting system AF sensor performing focus detection by accumulated charges in accordance with received light quantity and measuring the brightness of an object by the accumulate...

PURPOSE:To assure safety at the time of a lamp exchange and to reduce the size of the transfer of a light source circuit and the size of the device. CONSTITUTION:A lamp exchange door 17 mounted to this light source device 11 is provided with an electrode pressing part 25 on the inner side and a knob 19 for on/off of the electrode is engaged therewith. A pressing electrode 21 connected to a heat si...

PURPOSE:To prevent automatic zooming against photographer's intention by automatically inhibiting automatic zooming in accordance with a selected range- finding area and switching to manual zooming. CONSTITUTION:This camera is provided with a mode switching means switching a 1st photographing mode in which photographing is performed based on the range-finding area automatically selected by the cam...

PURPOSE: To provide an inexpensive and reliable mounting tool for connecting a light source to an optical fiber in an optical catheter and the like. CONSTITUTION: The optical fiber is mounted on a mounting tool main body 14 engaged with the light source. The mounting tool main body 14 has a notch in the end part 12 and the substrate of the mounting tool 14 is prevented from being scratched by the ...

A ventilation cabinet has an air inlet (2) and a series of fans (3) on its upper surface. Between the inlet (2) and the fans (3), a flat filter (5) rests on a frame (4) defining the flow chamber. As the filter becomes blocked it displaces and initiates a signal (6) at a preset reduction in flow.;

Un caisson de ventilation (1) adaptable dans la partie inférieure d'une armoire électrique ou élect...

PURPOSE:To provide the electrode formation system, of a chip component, wherein it automates all processes from the throwing-into process up to the taking-out process of the chip component and its productivity can be enhanced. CONSTITUTION:The title system is provided with a throwing-into device 1, a transfer press device 2, a dipping device 3, a drying furnace 4, a holding-plate waiting part 5, a...