PURPOSE:To provide the compact muffling device for belt transmission part equipped with satisfactory sound absorbing performance for suppressing the external leakage of sounds generated by engaging a timing belt and a timing pulley. CONSTITUTION:This muffling device for belt transmission part can always present a high sound absorbing performance even when the rotating speed is changed, since a con...

PURPOSE:To improve electrolyte holding ratio by forming a glass mat for lead- acid battery of a sponge-like glass porous body having a three-dimensionally continued structure, setting 80% or more of the total pore volume of the sponge- like glass porous body to a pore diameter of 1-10mum. CONSTITUTION:A glass mat for lead-acid battery is formed of a sponge-like glass porous body having a three-dim...

PURPOSE:To manufacture lead dioxide at low cost with a simple device by injecting an electrolyte containing a specified lead powder and a neutral salt into the positive electrode chamber of a fluidized bed electrolytic cell, and conducting electrolytic oxidation. CONSTITUTION:In a tank 7, 80l of water, 10kg of lead powder, and 10kg of sodium sulfate are stirred to prepare an electrolyte 8. In a ta...

PURPOSE:To provide a thin type lead-acid battery capable of preventing reduction in electrode area even when a sheet current collector is worked into a stereoscopic form. CONSTITUTION:A thin-type lead-acid battery is constituted by use of an electrode plate formed by charging an active material in one surface of a sheet current collector 1 consisting of lead or a lead alloy. The sheet current coll...

PURPOSE:To prevent the dropping-out of an active material and ensure battery life in an electrode plate in which the active material is held in a lead alloy grid body having an inner skeleton thinner than a framework arranged closer to one side in the thickness direction of the framework. CONSTITUTION:A lead-acid battery is constituted by use of an electrode plate obtained by superposing lead-acid...

PURPOSE:To provide a lead-acid battery capable of safely lowering function before the battery is suddenly laid in an abnormal state and notifying it with a feeling of deterioration by setting the intersection in a part of an expand grid body to an intersection area smaller than those of other intersections. CONSTITUTION:After the long-term use of an expand network grid 1, the corrosion of the inte...

PURPOSE:To provide a sealed lead-acid battery excellent in life performance. CONSTITUTION:A porous filler is charged and arranged on the circumference of an electrode group, or most part of the battery cell internal space of the side part and lower part of the electrode plate and at least a part of the battery cell internal space of the electrode group upper part, so that absorbing property to ele...

Si descrive una batteria bipolare piombo - acido in cui un substrato conduttore di metallo viene usato per le piastre bipolari che possono comprendere ciascuna un substrato metallico a più strati definito come C/A/B/D, lo strato C avendo uno strato di materiale attivo positivo che aderisce ad esso e lo strato D avendo uno strato di materiale attivo negativo ad esso aderente, C potendo essere piomb...

The device (10) comprises a container (11), closed by a lid (14), for holding the lubricating fluid; a strip of felt or the like is immersed in the container and becomes impregnated with the fluid by capillary action. One end of the strip protrudes from the lid of the container (11) and wraps around a cylindrical support so that a respective portion (13a) of the strip (13), shaped like a cylindric...

Rotating cutter apparatus having a removable cassette (5) constituted by two pairs of blocks which can slide vertically in two rectangular openings (4) produced respectively in the upper parts of two uprights (1, 2) and emerging in the upper horizontal faces of these uprights, namely two opposed upper blocks (24) in which the upper cutting cylinder (6) is mounted and two lower opposed sliding bloc...

- L'invention concerne une machine pour le bobinage-dépose au contact simultané d'une pluralité de fils individuels.
- L'objet de l'invention est une machine pour le bobinage-dépose au contact simultané d'une pluralité de fils (F), comprenant un portique (1) supportant une platine (7) porte-tête de bobinage-dépose au contact, mobile en X, Y, Z, au moins une tête de bobinage-dépose (T) mon...

PURPOSE: To provide a device and method in which light measurement data arranged adjacently or continuously arranged on a print can be recorded without the troublesome rearrangement of the print. CONSTITUTION: In a device for recording light measurement data adjacently or continuously arranged on a print, it is formed of a housing 1 having a taking slot having one or more fixed print stops 31, and...

PURPOSE:To provide a watch dog timer in which a monitoring function can be held even at the time of the stop of the oscillation of a system clock by providing the monitoring function of the stop of the oscillation of the system clock in addition to the monitoring function of the runaway of a CPU. CONSTITUTION:The runaway of a CPU is monitored based on the count value of the system clock by a count...

PURPOSE:To improve cutting magnification, and to enhance the performance of a cylindrical type resistor further by further elongating the length of the extension of a cutting groove or the length of a resistance band specified by such a cutting groove under conditions, in which the maximum number of turns of the cutting groove to be formed to the resistor film of the peripheral surface of an eleme...

PURPOSE:To provide the field effect transistor(FET) circuit for power control switch which is small in power loss, insertion loss, and signal distortion even when a source voltage is limited and excellent in isolation characteristics and operation speed. CONSTITUTION:The power controller consists of an FET where an AC current flows through its channel part, a 1st circuit SC1 which is provided betw...

PURPOSE:To prevent an LCD display unit mounted on a moving terminal device, which is used for the warehousing and delivery control system of the refrigerated warehouse and carried in and out of the warehouse in a short time, from becoming hard to see. CONSTITUTION:The display unit 11 which constitutes part of the moving terminal device is provided with a transparent heater 32 between a display par...

PURPOSE:To achieve low level noise and vibration by providing a circuit that, after a cooling fan has started at a voltage required for its start-up, lowers the voltage to a level required for the normal rotation of the cooling fan. CONSTITUTION:When power is supplied, a voltage is applied to the base of a transistor 202 through a capacitor 209, and the transistor 202 is turned on. When the transi...

The invention relates to a surveillance device for vehicles parked in a car park, which comprises, for each parking place, a fixed post (1), a movable detector head (4) connected to the fixed post (1) by means of a flexible cable (3) and designed so that it can be temporarily fastened in a tamper-proof manner to a vehicle (2) to be monitored so as to detect possible acts of vandalism on the latter...

PURPOSE: To generate a quality signal which more satisfactorily shows quality of a read signal by controlling recording to recording carrier by a control signal which sets a recording method that is decided based on quality decision reference. CONSTITUTION: A signal which sets a recording method sent from a control unit 17 is inputted to a control circuit 6, and a scanning spot is performed image ...

PURPOSE:To obtain a superconductor provided with a detecting means having a high sensitivity and a high mechanical strength, which can detect the fine temperature rise immediately before the quench securely. CONSTITUTION:Both surfaces or one surface of a superconductor 3 is coated with the organic insulating solvent 6, and fed with carbon coated insulating material 22, 23, which are respectively f...