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JPS5767882A |
PURPOSE: To make the operation of circuits in a rear stage possible and inspect ICs effectively by bypassing the input external clock signal for quartz oscillation circuits from the quartz oscillation circuits in test mode of the ICs. CO...
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JPS5768702U |
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JPS5766382A |
PURPOSE: To properly adjust the set position of the top of a driver and improve the reliability of an automatic regulator for stepping of clock by detecting the position aberration and the angle of thread of a trimmer capacitor with a re...
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JPS5764831A |
PURPOSE: To provide the information for searching a fault, by carrying out the switching to the normal system when a fault is detected at either one of a doubled timepiece circuit and at the same time storing the time of each timepiece c...
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JPS5754887A |
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JPS5714515B2 |
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JPS5746193A |
PURPOSE: To detect short circuits and the like of the display circuit readily without fail by applying discoloring and coloring signals on neighboring electrodes in an electrochromic display element by an external signal via an optional ...
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JPS5741164A |
PURPOSE: To prevent works from being scratched, by rotating polygonal fragile material, such as for example thin quartz plate, freely, in an inner carrier of a dual carrier for lapping so as to make possible to perform the lapping of the...
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JPS579752Y2 |
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JPS5717000U |
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JPS5714777A |
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JPS574436B1 |
1373181 Drilling with laser beams TURLABOR AG and PIERRES HOLDING SA 14 March 1972 [29 March 1971] 11815/72 Heading H1C A laser for drilling holes in materials such as watch jewels or metals has a pulsed output, each pulse comprising a s...
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JPS574705U |
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JPS57692U |
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JPS56166431A |
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JPS56166439A |
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JPS56163476A |
PURPOSE: To enable the timepiece pace to be measured by means of a pace measuring device employing a resonance microphone of 32kHz, by a method wherein in a timepiece employing a quartz oscillator having a high frequency, a quartz oscill...
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JPS56163475A |
PURPOSE: To miniaturize a circuit board for a timepiece and make the wiring density higher by providing an inspecting electrode outside the finished circuit board region, in a circuit board blank. CONSTITUTION: An inspecting electrode 2a...
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JPS56158980A |
PURPOSE: To transfer external information to an electronic wrist watch efficiently without contacting, by forming its case by using a metallic material and by receiving an AC magnetic field within a prescribed range. CONSTITUTION: The ca...
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JPS56158231A |
PURPOSE: To reduce adjusting time for position alignment during assembling of parts, reduce the number of parts of the device and facilitate provision of accuracy by adding the function of an assembling unit to the punch which blanks par...
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JPS56153272A |
PURPOSE: To enhance the water resistance and to disuse a production of various types of cams, by pressing a counter-shaped tool to form a groove having a uniform depth. CONSTITUTION: A counter-shaped part 6 is formed by almost two cone s...
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JPS5650474Y2 |
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JPS56156473U |
A method for fabricating a watch case comprising the steps of placing contact points of a bezel and a watch body to face to each other, applying pressure to said contact points through electrodes, and applying pulse current to said elect...
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JPS56150377A |
PURPOSE: To ensure easy replacement of a cell of a watch, by providing a pawl part formed in a body with the band piece that is connected to a watch case and making the pawl part engage a part of the watch case to pry open the watch case...
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JPS5647516B2 |
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JPS56143985A |
PURPOSE: To easily inspect whether a movement is electrically good or not with simple constitution by monitoring the current across a driving coil for pulse motor by means of an inspecting device provided with a battery, resistance, swit...
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JPS5647596Y2 |
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JPS56141580A |
PURPOSE: To carry out testing of a watch easily, simply and surely by changing the energy to be applied to the coil of a step motor for the predetermined time according to assignments. CONSTITUTION: If a switch 10 using a battery, magnet...
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JPS56146289U |
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JPS56135207A |
PURPOSE:To exercise the operation control of a timepiece-case polishing machine by storing reference movement numerals of a model sample as pulses of the turning angle, swiveling angle and forward-backward movement displacement of a work...
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JPS5642637Y2 |
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JPS56120932A |
The device has an hermetically sealed chamber in which the watch (8) is placed before partial evacuation of the chamber, the subsequent deformation of the watch case being measured. A vacuum pump (13) may be switched ON after the watch (...
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JPS56115977A |
PURPOSE: To improve efficiency in production of a wrist watch case by cutting the workpiece cut off into a product thickness by using a chain multi-head type NC machine tool. CONSTITUTION: A hollow round or odd-shaped rod cut off into a ...
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JPS5638534B2 |
So that no streaks or flaws are formed in the forming of watchglasses and the glass moulding obtains a uniform thickness, the glass blank (2) is placed by means of a heated displacing device onto a projecting edge (64) of a base die (61)...
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JPS5636395B2 |
A method and device for fixing a watch-balance spring to its collet, comprising positioning a balance spring around a collet and pressing the coiled spring in radial direction against a part of the collet for uniformly engaging a part of...
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JPS56104223A |
PURPOSE: To make it possible to measure easily the amplitude of a vibrator with high precision and noncontact by converting the change in the position of light corresponding to the amplitude of the vibrator to be measured into the electr...
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JPS56103395A |
A method and apparatus for adjusting the frequency of piezoelectric crystal oscillator. The effective frequency of the oscillator is adjusted (trimmed) by periodically inhibiting pulses to the divider stage. The pulse inhibit circuit inc...
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JPS56105892U |
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JPS5689467A |
For producing, for instance, a chamfer (36) on the pre-worked edge (26) of a glass (4) of a watch- casing, the glass is pressed against the end of the spindle (19) of the machine, by a lever (20), without paying attention specially to th...
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JPS5686386A |
PURPOSE: To ensure an accurate and quick working test for a timepiece by varying the time advancing speed without any pulse generator or the like, by incorporating a test pulse generator into the timepiece. CONSTITUTION: When the change-...
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JPS5682584U |
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JPS5681477A |
PURPOSE: To reduce the testing time for the clock by constituting the memory circuit of a synchronization sequence circuit from FF which can be set and reset from outside. CONSTITUTION: According to the operation of switches SR and SS, A...
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JPS5674390U |
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JPS5673445A |
For the multiple utilization of an external IC terminal, e.g. as input for some options e.g. a testing sequence, there is provided in the IC a special clock generator for three clock signals which are combined in such a way via switches ...
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JPS5623117B2 |
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JPS5622148Y2 |
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JPS5646312U |
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JPS5644878A |
PURPOSE: To simplify a detection process by taking out a signal from a clock every 12 or 24hr and measuring its time. CONSTITUTION: A clock information before entering a decoder, e.g. a signal of 12hr, 00min, 00sec, is taken out through ...
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JPS5644385U |
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JPS5635083A |
PURPOSE: To enable the measurement of stride of walk in a short time independently of the length of drive signal period fed to the electro-mechanical conversion machine, by supplying the signal for stride measurement to the coil of the e...
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