摘要:
Bright tin-cobalt alloy produced by electrodeposition from an aqueous pyrophosphate electroplating bath that contains a stannous salt, a cobalt salt and a brightener additive which is a combination of at least one water-soluble peptide and at least one of the group of ammonia, ammonium salts and amine compounds.
摘要:
A bright electroplated tin-cobalt alloy is obtained with an aqueous pyrophosphate electroplating bath which contains a brightening additive consisting of at least one organo-sulphur compound in combination with at least one member of the group consisting of ammonia, ammonium salts and amine compounds.
摘要:
A magnetic position detecting apparatus of the present invention includes a first magnetic resistance circuit and a second magnetic resistance circuit each having multiple magnetic resistance elements arranged to be opposite to a magnetized surface, wherein the first and the second magnetic resistance circuits are arranged in such a way that the resistance elements of the first and the second magnetic resistance circuits are connected to one another in series and arranged in a comblike shape to be parallel to one another along a current path of each magnetic resistance element, the magnetic resistance elements of the second magnetic resistance circuit are placed between the magnetic resistance elements of the first magnetic resistance circuit.
摘要:
A lens drive device having a simple structure and small sized. The lens drive device (1) has a lens holder (3, 5), a drive shaft (21) into which one end of the lens holder (3, 5) is fitted and placed along the direction of the optical axis of lenses (14, 16), and a piezo element (17) provided at a base end (21a) of the drive shaft (21). The base end (21a) of the drive shaft (21) is fixed to a vibrator (19) of the piezo element (17), and the drive shaft (21) is vibrated in the direction of its axis by vibration of the vibrator (19) produced by conducting a pulse current to the piezo element (17). The lens holder (3, 5) is moved in the optical axis direction by using repetition of inertia force and friction force of the holder relative to the drive shaft (21).
摘要:
A position detecting apparatus is comprised of a magnetic scale formed by sequentially disposing magnets at a lattice pitch .lambda., and a magnetic sensor disposed in an opposing relation to the magnetic scale so as to become relatively movable to each other, wherein the magnetic sensor includes a plurality of magnetic sensor elements, each having first and second magnetic reluctance elements, the first and second magnetic reluctance elements are spaced apart from each other by 1/6.lambda. in the direction in which the magnets are disposed and connected in series, and the first and second magnetic reluctance elements are disposed so as not to overlap each other as seen from the direction parallel to the direction in which the magnets are disposed.
摘要:
In a linear driving device 7, in which a driving shaft 21 vibrates in an axial direction by a vibration member 17, as a result of which a movable body 3 that is frictionally contact with the driving shaft 21 slides along the axial direction of the driving shaft 21, the vibration member 17 includes a piezoelectric element 23 and a vibrator 19 made of a metal plate having elasticity; the vibrator 19 is fixed to the piezoelectric element 23 by superimposing plate faces thereof; the driving shaft 21 has a trunk 25 along which the movable body 3 slides, and an end portion 26 to be fixed to the vibrator 19; a base surface 24 of the end portion 26 abuts with and is fixed to the vibrator 19; and an area of the base surface 24 is smaller than a cross sectional area of the trunk 25.
摘要:
A magnetic position detecting apparatus 1 of the present invention includes one and the other magnetic resistance circuits each having multiple magnetic resistance elements arranged to be opposite to a magnetized surface, wherein one and the other magnetic resistance circuits are arranged in such a way that the resistance elements of one and the other magnetic resistance circuits are connected to one another in series and arranged in a comblike shape to be parallel to one another along a current path of each magnetic resistance element, the magnetic resistance elements of the other magnetic resistance circuit are placed between the magnetic resistance elements and of one magnetic resistance circuit
摘要:
In a linear driving device 7, in which a driving shaft 21 vibrates in an axial direction by a vibration member 17, as a result of which a movable body 3 that is frictionally contact with the driving shaft 21 slides along the axial direction of the driving shaft 21, the vibration member 17 includes a piezoelectric element 23 and a vibrator 19 made of a metal plate having elasticity; the vibrator 19 is fixed to the piezoelectric element 23 by superimposing plate faces thereof; the driving shaft 21 has a trunk 25 along which the movable body 3 slides, and an end portion 26 to be fixed to the vibrator 19; a base surface 24 of the end portion 26 abuts with and is fixed to the vibrator 19; and an area of the base surface 24 is smaller than a cross sectional area of the trunk 25.
摘要:
A lens drive device having a simple structure and small sized. The lens drive device (1) has a lens holder (3, 5), a drive shaft (21) into which one end of the lens holder (3, 5) is fitted and placed along the direction of the optical axis of lenses (14, 16), and a piezo element (17) provided at a base end (21a) of the drive shaft (21). The base end (21a) of the drive shaft (21) is fixed to a vibrator (19) of the piezo element (17), and the drive shaft (21) is vibrated in the direction of its axis by vibration of the vibrator (19) produced by conducting a pulse current to the piezo element (17). The lens holder (3, 5) is moved in the optical axis direction by using repetition of inertia force and friction force of the holder relative to the drive shaft (21).
摘要:
In a position detecting apparatus 1 of the present invention, magnetic resistance circuits A and B of a first main circuit 10 include a reference magnetic resistance element +A, an even harmonic correction magnetic resistance element +A3, being placed at a position shifted by (1/4)λ or (3/4)λ from the reference magnetic resistance element +A, with respect to a reference wave, and a third harmonic correction magnetic resistance element +A2, being placed at a position shifted by (1/6)λ from the reference magnetic resistance element, with respect to a reference wave, and magnetic resistance circuits A′ and B′ of a second main circuit 20 include the magnetic resistance circuit of the second main circuit 20 includes a reference magnetic resistance element +A′1, a fifth harmonic correction magnetic resistance element +A′2, being placed at a position shifted by (1/10)λ from the adjacent magnetic resistance element, with respect to a reference wave and a fifth harmonic correction magnetic resistance element +A′2, being placed at a position shifted by (4/15)λ from the reference magnetic resistance element +A′1, with respect to a third harmonic wave.
摘要翻译:在本发明的位置检测装置1中,第一主电路10的磁阻电路A和B包括基准磁阻元件+ A,均匀谐波校正磁阻元件+ A 3,位于偏移位置 相对于参考波的参考磁阻元件+ A的三角谐波校正磁阻元件+ A 2被放置在偏移(1)的位置处的(1/4)λ或(3/4) / 6)λ相对于参考波而言,第二主电路20的磁阻电路A'和B'包括第二主电路20的磁阻电路包括参考磁阻元件 + A'1,五相谐波校正磁阻元件+ A'2,相对于基准波和第五谐波被放置在从相邻的磁阻元件偏移了(1/10)λ的位置 校正磁阻元件+ A'2相对于三次谐波被放置在从基准磁阻元件+ A'1偏移(4/15)λ的位置。