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JP03285423 |
PURPOSE: To eliminate calibration and tracking error adjustment after assembly by respectively employing a variable capacitor without a trimmer and a fixed inductance coil on the oscillator side and antenna side of the high frequency cir...
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JP03257903 |
PURPOSE: To prevent the generation of imperfect adjustment in an automatic adjusting process of electronic parts, by forming a tool engaging groove of a rotor member so as to be narrow in the vicinity of the shaft center of the rotor mem...
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JP03253016 |
PURPOSE: To realize the general purpose and effective application of the title adjusting mechanism by a method wherein the trimmer axle centering process is performed by a centering bit with a substrate in the fixed state thereby enablin...
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JP03253015 |
PURPOSE: To realize the general purpose and effective application of the title adjusting mechanism by a method wherein a mechanism part composed of a centering bit and an adjusting bit is driven in the state of a substrate fixed on Z sta...
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JP03250718 |
PURPOSE: To stabilize characteristics and improve assembly operability by soldering both sides of a stator plate to the corresponding inner planes of a frame so as to be fixed. CONSTITUTION: Both sides of a stator plate 5 are soldered so...
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JP03250717 |
PURPOSE: To reduce the stray capacitance of a variable capacitor when adjusting a channel and allow accurate channel adjustment by providing an insulating material at the edge of the rotor shaft of the variable capacitor. CONSTITUTION: T...
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JP03194903 |
PURPOSE: To manufacture a variable electronic part whose torque required for rotation of a rotor member does not rapidly drop without inviting large increase in a manufacturing cost and increase in size by applying synthetic resin paste ...
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JP03192713 |
PURPOSE: To make it possible to save space, and to cut down cost by a method wherein a U-shaped shaft-retaining spring is installed from outside the housing, and at least one side of the bent chip of the U-shaped shaft-retaining spring i...
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JP03141628 |
PURPOSE: To prevent the inferiority of the capacity variability of a capacitor by the backlash of a stator by providing a straight part for whirl stopping at the periphery of the stator, and forming a straight part corresponding to this ...
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JP03137797 |
PURPOSE: To reduce the stray capacity of an electrode pattern by electrically connecting a guard electrode formed between an excitable electrode and a center electrode through a through-terminal and the metal layer of a substrate to a co...
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JP03102802 |
PURPOSE: To prevent caulking parts from deformation into unwanted shape by forming cuts in the tip of a hollow shaft before caulking. CONSTITUTION: Before a step of caulking, a punch 25 having a quadrangular pyramid-shaped tip 25a is pre...
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JP03097202 |
PURPOSE: To obtain an electronic part of low cost and excellent in safety by making wax soak into a part with which the contact of a slider comes into contact. CONSTITUTION: A ring type resistor 2 is stuck on the upper surface of a print...
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JP03091223 |
PURPOSE: To eliminate an insufficient withstand voltage, to make a distance between electrodes small, and to obtain a compact trimmer air capacitor having a high capacitance by providing a uniform glass layer at least on the surface of o...
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JP03083313 |
PURPOSE: To provide a variable capacitor which can adjust capacitance with a perfectly closed state being maintained by rotatably accommodating a rotor in a cap. CONSTITUTION: A cap 4 comprises a metal. A rotor 3 has such a shape as to b...
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JP03083314 |
PURPOSE: To obtain a variable capacitor having a perfectly closed structure by which the number of steps required for manufacturing can be reduced by providing a sealing member comprising an elastic material at the inner surface of a cap...
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JP03083316 |
PURPOSE: To provide a variable capacitor which can adjust capacitance with a perfectly closed structure being maintained by providing a cap wherein a rotor is rotatably accommodated and an adjusting hole for rotating and operating the ro...
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JP03083315 |
PURPOSE: To prevent the deposit of a solder to a cap in dip soldering such as flow soldering by constituting the cap with a metal having no solderability. CONSTITUTION: A cap 4 comprises a metal having no solderability and has such a sha...
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JP03055819 |
PURPOSE: To provide a capacitor whose capacitance is variable by convenient rotational operation at the time of usage, adjustment is possible even after incorporation and resolving power is high by providing a dielectric, a first electro...
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JP03011993 |
PURPOSE: To stop immediately the control of rotation of a motor when a variable element reaches the termination of rotation and to prevent the variable element from breakdown by detecting the termination of the variable element by variat...
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JP03011717 |
PURPOSE: To make it possible to give stabilized driving torque to the rotation of a rotor by a method wherein pressure is exerted to the rotor using a spring which is integrally constructed with a driver plate. CONSTITUTION: When a trimm...
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JP02302017 |
PURPOSE: To change a capacity by using an external electric signal of a low voltage by a method wherein internal electrodes exposed on two opposite faces are used as electrodes for capacity extraction use and capacity electrodes are arra...
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JP02297914 |
PURPOSE: To enhance mounting reliability and to reduce a height after mounting by so selecting the length from the extension of a lead to an adhered part that the adhered part is disposed at the other main face side of a mounting board. ...
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JP02285602 |
PURPOSE: To obtain an electronic part for taping which can be manufactured at low cost and having the excellent contact reliability and the like on coupled parts without using the equipment such as a press die dedicated to the working on...
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JP02235302 |
PURPOSE: To enhance the suction performance of a dip type electronic part for augmenting the mounting factor by a method wherein the surface of a rotary body is made flush with the surface of a case or slightly lower than the latter surf...
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JP02235303 |
PURPOSE: To prevent the bonding agent for fixation laid between a case and a fixing plate from running down by making a stepped part on the sidewall of the case. CONSTITUTION: The title electronic part is constituted by fixing a fixing p...
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JP02235301 |
PURPOSE: To erect an enclosed structure without using a sealing film at all by a method wherein a case and a fixing plate are sealed with resin while the space between rotary elements is filled up with an activator. CONSTITUTION: Within ...
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JP02235319 |
PURPOSE: To contrive the improvement of the characteristics, such as stability, axial load and the like, of the title capacitor by a method wherein a step part is formed on the upper inner wall part of a case, the outer periphery part of...
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JP02194609 |
PURPOSE: To ensure conduction between a starter electrode and a lower surface electrode and to eliminate short circuits and defects in withstand voltage by forming an electrode which forms continuity between the stator electrode and the ...
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JP02177522 |
PURPOSE: To make it possible to conduct a correct adjustment by a method wherein a tapered part directing to one end of part on the other end of the rotor shaft in formed on the circumference of the flange part on the other end of a roto...
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JP02177524 |
PURPOSE: To prevent the breakdown or cracking of a rotor from ocurring by a method wherein a ring type elastomer is provided between a head of a rotor shaft and a stator while the rotor is provided inside the elastomer and then multiple ...
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JP02165613 |
PURPOSE: To avoid defective components and improve productivity by a method wherein the aperture of an electronic component is covered with an ultraviolet- cured resin film and, after the part of the resin film unnecessary for sealing is...
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JP02162701 |
PURPOSE: To bend a beam formed on a driving plate when the driving plate reaches the position of stopper, the engagement of an adjustment screw and the gear of the driving plate are separated, and to make a clutch mechanism work by a met...
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JP02156517 |
PURPOSE: To disperse a charge, which is applied to a rotor at the time of insertion of a driver and the like in the rotor at the time of adjustment, to the whole rotor and to lessen the generation of cracks in a dielectric stator by a me...
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JP02156518 |
PURPOSE: To make it possible to form easily a covering sheet over the opening part of the component of an electronic mechanism by a method wherein the covering sheet printed on a bed plate is bonded on the opening part and is peeled from...
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JP02155216 |
PURPOSE: To change the variable range and variable characteristics of electrostatic capacity by combining the areas of counter electrodes determining the variable ranges of the electrostatic capacity of the counter electrodes of a stator...
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JP02106012 |
PURPOSE: To prevent occurrence of a difference in electrostatic capacity between an accurate set value and selected value of a variable capacitor by continuously forming the first electrode and a plurality of second electrodes having dif...
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JP02084709 |
PURPOSE: To prevent deterioration in the torque of a rotor even when the temperature of the rotor rises by solder dipping, reflow solder, etc., when the rotor is packaged in a printed circuit board by providing a dropping-off preventing ...
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JP02074005 |
PURPOSE: To make it possible to adjust the resistance value of the title electronic parts after they have been mounted on a printed board by a method wherein resin is interposed between a case and the mounting plate consisting of a metal...
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JP02074004 |
PURPOSE: To unnecessitate the fine adjustment to be performed on the tap measurements of a die and to contrive improvement both in stabilization of quality and productivity by a method wherein a molding case is formed using the inclined ...
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JP02067703 |
PURPOSE: To simplify the circuit constitution thereby enabling the title device to be ultraminiaturized by a method wherein electrically connected variable capacity diode and a variable resistor are arranged in the same package. CONSTITU...
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JP02049413 |
PURPOSE: To obtain a variable capacitor having no deviation in electrostatic capacitance by a method wherein the variable capacitor is composed of a stator, a dielectric, a rotor, a lead-out electrode, and a conductive elastic member pro...
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JP02049412 |
PURPOSE: To unnecessitate a speed reducer as well as to accurately set electrostatic capacitance by a method wherein two electrodes are provided with a dielectric interposed between them, and one of the electrodes is displaced by the dri...
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JP02011002 |
PURPOSE: To widen a variable range and to smooth a capacity change by making the shape of a resonance line annular, making the center coincident to the center of a variable capacity disk and making the disk electrode into the shape havin...
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JP01290214 |
PURPOSE: To make the surface smooth and to make a high-frequency characteristic of an extremely small-sized and of very small capacitance good by constituting a recessed part at a nearly semicircular chord part of a rotor electrode. CONS...
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JP01290213 |
PURPOSE: To obtain a trimmer capacitor which can be manufactured easily and whose static capacitance does not fluctuate by a structure wherein, when a rotor electrode is set to a position of a minimum static capacitance, a stator electro...
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JP01290218 |
PURPOSE: To measure the electrical performance or the like without detaching an electronic component by installing the following: a support part used to support an insulating part of the electronic component; an electrode terminal part c...
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JP01239833 |
PURPOSE: To improve material yield and to obtain a laminated variable ceramic capacitor in which the distortion of its rotor is small by cutting a large plate by a cutter to obtain pieces when stators made of dielectric ceramics are form...
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JP01239832 |
PURPOSE: To obtain a dielectric element for a laminated trimmer capacitor having a low cost and high performance by forming electrodes between an extrusion molded first sheet and a tape-molded second sheet, and sintering them. CONSTITUTI...
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JP01226144 |
PURPOSE: To improve the reinforcing effect of a dielectric ceramic unit and obtain an excellent variable capacitor by a method wherein the dielectric ceramic unit is buried in a hard resin stator. CONSTITUTION: Stator electrodes 8 are fo...
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JP01218005 |
PURPOSE: To improve the characteristics of load resistance upon adjustment of the title parts by preventing a metallic leaf from being deteriorated by interposing the metallic leaf and a resilient member between a driver plate and a roto...
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