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WO/1979/000930A1 |
Between two plates (1, 2) forming the support of a step-by-step motor driving a toothed wheel (5) are arranged a dissymmetrical stator (3) and a bipolar magnet rotor (4) mounted on a rotating shaft (41), with some axial play between two ...
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WO/1979/000965A1 |
Striking clock for use, in particular, as a sea chronometer. This clock comprises an electronic circuit of quartz-crystal clock for measuring the time, a quartz-crystal pilot circuit (6) associated with an electronic device (3) which ser...
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JP7459894B2 |
A pointer display apparatus includes a pointer which operates in an operation range; and at least one processor which controls an operation of the pointer. In a first display mode in which the processor displays display contents with the...
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JP7457578B2 |
To provide an electronic timepiece 1 which suppresses power consumption and prevents displacement of a second hand 11.An electronic timepiece 1 whose state is changed between a first use state and a second use state includes: a second ha...
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JP7456216B2 |
To provide a drive controller for a motor, an electronic timepiece, and a method for controlling the output of a drive signal of a motor that can allow a plurality of drive motors to do a continuous operation more easily and more evenly....
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JP7455503B2 |
A motor driving apparatus is a pulse generation circuit applying a drive pulse for rotating a rotor to a two stepping motor including the rotor magnetized in two poles and a stator in which a two-phase coil is wound around a yoke. The dr...
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JP7453880B2 |
A reciprocating display mechanism performing predetermined display by reciprocating a hand within a fixed area includes a hand capable of reciprocating within the fixed area, a hand driving wheel that drives the hand and includes a wheel...
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JP7451288B2 |
To provide an electronic watch and electronic apparatus, including a small-sized antenna.An electronic watch comprises: an antenna 70 including a first linear element 71 that receives a radio wave and a second linear element 72 that is p...
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JP2024036870A |
An object of the present invention is to provide an electronically controlled mechanical timepiece that can maintain time accuracy even if a crystal oscillator deteriorates over time. [Solution] An electronically controlled mechanical ti...
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JP2024035864A |
An object of the present invention is to generate a beep sound or the like with good sound pressure using a piezoelectric sounding unit provided in a device. [Solution] A module includes a substrate 52 on which a biological sensor 51 (su...
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JP7444207B2 |
To provide an electronic timepiece with which it is possible to realize both designability and a good antenna gain.The electronic timepiece comprises: a cylindrical exterior case 1 for accommodating a circuit board 71 in the inside; a be...
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JP7441902B2 |
An antimagnetic and antishock protective ring for a horology movement, intended to be fixed to a horology movement, the ring including a tubular body extending between a first and a second axial end and is made of a material having ferro...
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JP7438420B2 |
An external part component (10) of a watch including a photovoltaic cell (20) including an elementary solar cell (21) interposed between two electrodes, one of which is an upper electrode (22) arranged over a face of the elementary solar...
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JP2024024136A |
The present invention provides an electronic device, a method for controlling the electronic device, and a program that can improve user convenience in accessing information. An electronic device includes a communication unit that perfor...
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JP7437283B2 |
To provide an electronic clock capable of suppressing power consumption and a drive rank selection method for a normal drive pulse.An electronic clock 100 comprises a step motor ST, a normal drive pulse generation circuit 3, a rotation d...
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JP7435711B2 |
A display device includes at least one processor. The processor acquires a plurality of pieces of schedule information each including information of a starting time and information of an ending time. When first schedule information and s...
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JP7435353B2 |
A method for controlling an electronic watch is a method for controlling an electronic watch having a control device, the method comprising: when performing a first control processing, operating a first driving circuit to output a first ...
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JP7431603B2 |
To provide a timepiece having an electrostatic induction type of a driving device which can suppress influence of static electricity flowing from the outside.The timepiece includes: a conductive external case; conductive operational memb...
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JP7430123B2 |
To provide watch movement and a watch which are capable of highly accurately detecting the reference position of a pointer. A watch 1 comprises a first motor 20A having a rotor 22 that rotates an hour hand, and a first wheel train group ...
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JP7430210B2 |
A watch (10) including a case provided with a back, with a crystal (12), with a set of components forming a horological movement (13), and with a dial (14) disposed between the movement and the crystal (12), the dial (14) including a pho...
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JP7430196B2 |
Black-coloured article (1) which is not a photovoltaic device, comprising:—a substantially transparent substrate (3);—a substantially transparent textured layer (5) provided upon a first surface (3a) of said substrate, said textured ...
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JP2024018180A |
The present invention provides a timepiece that can suppress deterioration in appearance quality while maintaining magnetic resistance. [Solution] A cylindrical case, a back cover that covers one opening of the case and has a transparent...
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JP2024018179A |
An object of the present invention is to provide a timepiece that can be downsized while maintaining magnetic resistance. [Solution] A case, a main plate disposed in the case, a gear train 50 disposed on the main plate and having a plura...
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JP7425402B2 |
An electronic timepiece of the present disclosure includes a first indicator wheel marked with numerals including a date, a second indicator wheel marked with a plurality of pieces of information, and a dial including a window configured...
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JP7421380B2 |
To prevent a clock hand from skipping.The stepping motor controller includes: a driving unit having a rotor for rotating a hand and a coil for generating a magnetic flux to rotate the rotor, the driving unit driving a stepping motor; a s...
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JP7420160B2 |
Power consumption due to failed automatic calibration is suppressed. An electronic watch (100) is provided with a magnetic sensor (131), a processor (120) for performing calibration of the magnetic sensor (131) and controlling two or mor...
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JP2024008837A |
The present invention provides a time-limited power generation device that is free from functional or cosmetic contamination or changes in operation. A timed power generation device 100 for a watch includes an operating member 1 operable...
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JP7416649B2 |
To provide an electronic timepiece of which hands can be returned to reference positions after heavy load processing is done while the hands are being handled during the heavy load processing.An electronic timepiece 1 includes: a hand 19...
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JP7414773B2 |
To prevent the influence of a solar panel 2 on the sensitivity of a loop antenna 40 while maintaining the amount of power generation.A watch 1 with a solar panel has a dial 3, a solar panel 2 that generates power upon incident of light p...
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JP2024501675A |
The present invention relates to a wristwatch (100) with a clock generator assembly (10). The clock generator assembly (10) includes a first clock generator (1), a pulse counter (2) and an output device (3). The first clock generator (1)...
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JP7413393B2 |
An electronic watch includes: a time display unit 3 configured to perform time display based on an internal time; a time setting unit (movement 5) configured to set the internal time based on a reference time and a time zone; an operatio...
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JP7411460B2 |
To suppress switching to another function if a certain function is under execution when plural switches handle operation for switching to another function each.An analog electronic clock displays plural pieces of information only by an h...
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JP7410760B2 |
To ensure that a rotor is stably driven.A stepping motor controller for driving a stepping motor, comprises: a rotor for rotating an indicator needle and magnetized to at least N and S poles; a stator for adding a magnetic flux that gene...
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JP7408418B2 |
To provide an electronic watch that can inhibit affections to a user in diving mode.The electronic watch comprises: a time display part 3 that performs time display with at least one or more pointers 31a to 31c on the basis of internal t...
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JP7408431B2 |
To provide an electromechanical transducer capable of suppressing fluctuation in efficiency.An electromechanical transducer 30 comprises: a rotary member 5 including a tabular rotor 51 and a first rotary shaft 52 fixed to the rotor; a fi...
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JP7408489B2 |
To provide a clock capable of improving power efficiency.A clock 1 comprises: a first power storage section 6; an electrostatic induction converter 3 for converting electric power supplied from the first power storage section 6 into moti...
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JP7406462B2 |
To highly accurately determine a rotation state of a step motor 30, and to set driving force of a drive pulse DRP to a proper size.An electronic clock 1 has: a step motor 30; a drive pulse output circuit 5 that outputs a drive pulse DRP ...
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JP2023182168A |
To prevent positional deviation of hands while reducing power consumption.A watch comprises: a plurality of hands; a plurality of motors that drive or brake the plurality of hands; a pulse generation unit that supplies, to the plurality ...
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JP7402927B2 |
An horological movement includes an analogue time display, a geartrain, a barrel and an electromechanical oscillator, which is formed of a resonator, including a balance and a piezoelectric balance-spring, and a mechanical escapement, an...
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JP7400350B2 |
A solar panel 5 disposed overlapping a viewing side of a display panel 41 is provided with: transmission regions 52 through which light is transmitted; electricity generating portions 51 which generate electricity by means of light; and ...
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JP7398975B2 |
To provide an electronic timepiece 1 that can quickly and minutely perform determining processing on the level of power generation.An electronic timepiece 1 includes: a solar panel 30 for generating power by receiving light; a plurality ...
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JP2023178372A |
To provide a compact antenna device capable of appropriately receiving radio waves of a plurality of frequencies, and an electronic timepiece.An antenna device includes: an annular bezel (11); a grounding back cover (3) located on a plan...
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JP2023176593A |
To provide an electronic apparatus and a watch which can prevent bending deformation such as buckling and relax stress.An electronic apparatus comprises: a circuit board 16 as a first contact member; a piezoelectric element 25 as a secon...
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JP7397835B2 |
A timepiece resonator mechanism (100), including a structure (1) carrying, by a flexible suspension (300), an anchoring block (30) from which is suspended an inertial element (2) oscillating about a pivot axis (D) extending in a first di...
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JP7397896B2 |
A display device for displaying the weather on demand. The display device includes a first indicator member mobile and having a representation of the sun. This representation of the sun is totally or partially concealed by a concealing e...
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JP7397796B2 |
A linear piezoelectric motor including a passive element having an elongated shape, and a piezoelectric actuator including a resonator including a pair of arms connected at one of their ends at a connection zone, the two other ends being...
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JP7396086B2 |
A radio-controlled timepiece includes a receiver configured to receive satellite radio waves including first time information, a short-range receiver configured to receive radio waves including second time information transmitted from a ...
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JP7396050B2 |
To provide an electronic watch that can keep an internal time to be an accurate time when a user accidentally draws the winder to a second-step position.An electronic watch 1 includes: a time measuring unit for counting a time; a time di...
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JP2023174151A |
To provide a radio-controlled watch having a metallic dial plate 30, in which a decrease in reception sensitivity is suppressed.A radio-controlled watch 1 comprises a metallic dial plate 30, an antenna unit 40 provided below the dial pla...
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JP2023172641A |
To prevent a reduction in the functionality of a watch with illumination, while preventing an increase in the size of the watch.A watch comprises: an illumination unit (LED) that illuminates a display screen of a display (LCD); a motor t...
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