Abstract: In an imaging apparatus system, a first imaging apparatus includes a first front casing, a common rear casing, a first lens mount attached to the first front casing, and a common monitor attached to the common rear casing. A second imaging apparatus includes a second front casing, a common rear casing, a second lens mount attached to the second front casing and different from the first lens mount, and a common monitor. When the first and second front casings are respectively attached to the common rear casings and, the center of the first lens mount and the center of the second lens mount are identical, regarding the relative positions in the left-right direction with respect to the common rear casings and.

Abstract: An imaging apparatus system includes a first imaging apparatus, and a second imaging apparatus. The first imaging apparatus includes a first top casing including a casing top surface, and a common rear casing including a casing rear surface. The second imaging apparatus includes a second top casing including a casing top surface, and the common rear casing. The first top casing has a shape in which a vent hole is formed in the second top casing.

Abstract: A vehicular interior component includes an interior component body and a mounting member mounted on the interior component body and having a contact surface that is touched by an occupant's hand. The mounting member includes a base member including a body that is held by the occupant and a mounting portion extending from the body, and an electrically conductive layer made of electrically conductive elastomer and disposed on the base member. The electrically conductive layer includes a contact surface portion, a contact projection projecting from a surface of the mounting portion toward the vehicle body panel, and a connecting portion connecting the contact surface portion and the contact projection. When the vehicular interior component is mounted on the vehicle body panel, a projecting end of the contact projection is contacted with the vehicular compartment interior side surface of the vehicle body panel with being elastically deformed.

Abstract: A circuit-container unit 22 has a structure in which a board 26, electric components 27 constituting a drive control circuit 24, a frame 28 made of synthetic resin, an insulating plate 29 made of synthetic resin, a shield plate 31 made of aluminum, and a cover 32 made of synthetic resin are stacked over a unit body 25 made of aluminum. The unit body 25 is constituted by a mount part 33 and a plate-like base part 34. Component-container portions 36a and 36b are projected in the lower surface side of the base part 34. The component-container portions 36a and 36b are provided to be projected into a gap between the base part 34 and a motor body. The insides of the component-container portions 36a and 36b serve as container spaces 38. FETs 27a which are short in height are provided on the board 26. Tall capacitors 27b and relays 27c are contained in the component-container portions 36a and 36b. Useless space over the components is thus saved and the space efficiency is improved.

Abstract: A circuit-container unit 22 has structure in which a board 26, electric components 27 constituting a drive control circuit 24, a frame 28 made of synthetic resin, an insulating plate 29 made of synthetic resin, a shield plate 31 made of aluminum, and a cover 32 made of synthetic resin are stacked over a unit body 25 made of aluminum. The unit body 25 is constituted by a mount part 33 and a plate-like base part 34. Component-container portions 36a and 36b are projected in the lower surface side of the base part 34. The component-container portions 36a and 36b are provided to be projected into a gap between the base part 34 and a motor body. The insides of the component-container portions 36a and 36b serve as container spaces 38. FETs 27a which are short in height are provided on the board 26. Tall capacitors 27b and relays 27c are contained in the component-container portions 36a and 36b. Useless space over the components is thus saved and the space efficiency is improved.

Abstract: In a brushless motor 1, a rotor 5 is rotatably arranged in the inside of a stator 4 and the rotary position of the rotor 5 can be detected by a resolver 10. The stator 4 includes a stator core 7 around which a drive coil 6 is wound and a case 8. The rotor 5 includes a rotor shaft 2 and a rotor magnet 9. A resolver rotor 27 is rigidly secured to the rotor shaft 2. A resolver mount unit 15 is arranged between the case 8 and a bracket 14 and contains a resolver stator 16. The resolver mount unit 15 is made of synthetic resin and a power supply line coupler 20 and signal line coupler 21 are integrally molded with it and arranged radially relative to the center O of the shaft of the rotor 5. The resolver stator 16 and the resolver mount unit 15 may be integrally molded.

Abstract: To provide a motor-driven power steering apparatus which can prevent the play of the handle from being generated at the time of steering and the noises from occurring at the time of a high rotation in a motor-driven power steering. In a motor-driven power steering apparatus mounted as a steering unit for steering running wheels such as front wheels or the like of a motor vehicle, the running wheels are steering-wheel turned by a steering assist force given by a brushless motor and a manual steering force given by operation of a steering handle.

Abstract: To provide a motor-driven power steering apparatus which can prevent the play of the handle from being generated at the time of steering and the noises from occurring at the time of a high rotation in a motor-driven power steering.

Abstract: In an electric motor comprising a cylindrical yoke having a side wall at one end portion thereof, a driver unit for controlling and driving the electric motor is contained at an end portion in the side of the side wall in the yoke. A power supply opening portion through which inside and outside of the yoke communicate with each other and a signal line opening portion are formed in the side wall, and an electric connection to the driver unit is made through these portions. The driver unit is provided inside the yoke with FETs thereof kept in direct contact with the side wall. Also, a driver unit which integrates drive control circuitry with a brush holder may be provided and fixed on the outer surface of the side wall. In this case, an opening portion through which inside and outside of the yoke communicate with each other is formed in the side wall, and a brush is inserted through these portions. A driver unit is attached to a yoke with FETs thereof kept in direct contact with the side wall.

Abstract: A power steering unit according to the invention scarcely transmits sounds and vibrations coming from the electric motor to the steering wheel of a motor vehicle. It comprises a rack-shaft 2 to be coupled to the guiding wheels of a vehicle, a housing A for slidably containing the rack-shaft 2 and holding therein a coupling section 6 for causing the teeth of the rack-shaft 2 to engage those of a pinion arranged on the steering column 5 linked to the steering handle of the vehicle and an electric motor 1 coaxially arranged around the rack-shaft 2, which the rotary force is transmitted to the rack-shaft 2 by way of a ball screw mechanism 3 as the steering assisting power. It further comprises another housing B, for rotatably supporting the nut section of the ball-and-screw mechanism 3, the housing B being provided with a fitting section to be secured to the vehicle main body.

Abstract: An electric power steering unit comprises a rack-shaft 2 to be coupled to the guiding wheels of a vehicle, an electric motor 1 coaxially arranged around the rack-shaft 2, a ball screw mechanism 3 for connecting a nut section 19 with a screw section 30 of the rack-shaft 2 by disposing ball 31 therebetween and for transmitting the rotary power of the motor 1 to the rack-shaft 2 as assisting power for steering, and a housing B comprising an angular bearing 4 for rotatably supporting the ball screw mechanism 3. The angular bearing 4 comprising outer rings 33a, 33b pressed and fixed in an axial direction in the housing B by an outer ring fixing ring 32, and balls 34a, 34b which is provided between the rings 33a, 33b and the nut 19 and which is in contact with the nut 19 at a position where a stress is not caused at the ball 31 by a pressure force applied to the rings 33a, 33b.

Abstract: An electric power steering unit comprises a rack-shaft 2 to be coupled to the guiding wheels of a vehicle, a housing A for slidably containing the rack-shaft 2 and holding therein a coupling section 6 for causing the teeth of the rack-shaft 2 to engage those of a pinion arranged on the steering column 5 linked to the steering handle of the vehicle and an electric motor 1 coaxially arranged around the rack-shaft 2, which the rotary force is transmitted to the rack-shaft 2 by way of a ball screw mechanism 3 as the steering assisting power. A yoke 7 of the motor 1 is formed integrally with the housing A, which simplifies the shape of the yoke 7 and reduces production cost.

Abstract: An electric power steering unit comprises a rack-shaft 2 to be coupled to the guiding wheels of a vehicle, a housing A for slidably containing the rack-shaft 2 and holding therein a coupling section 6 for causing the teeth of the rack-shaft 2 to engage those of a pinion arranged on the steering column 5 linked to the steering handle of the vehicle and an electric motor 1 coaxially arranged around the rack-shaft 2, which the rotary force is transmitted to the rack-shaft 2 by way of a ball screw mechanism 3 as the steering assisting power. A nut section 19 of the ball-screw mechanism 3 is rotatably supported by a housing B separately formed from the housing A, in a state of supporting the armature shaft 11 of the electric motor 1. The rack-shaft 2 is axially movable and supported by two points of support, one at the coupling section and the other at the nut section supported by the housing B.

Abstract: An electric power steering unit includes a rack-shaft(2) to be coupled to the guiding wheels of a vehicle, a housing A for slidably containing the rack-shaft(2)and holding therein a coupling section(6)for causing the teeth of the rack-shaft(2)to engage those of a pinion arranged on the steering column(5)linked to the steering handle of the vehicle and an electric motor(1) coaxially arranged around the rack-shaft(2), which the rotary force is transmitted to the rack-shaft(2)by way of a ball screw mechanism 3 as the steering assisting power. A nut section(19)of the ball-screw mechanism(3)is rotatably supported by a housing(B) separately formed from the housing(A), in a state of supporting the armature shaft(11)of the electric motor(1). The rack-shaft(2) is axially movable and supported by two points of support, one at the coupling section and the other at the nut section supported by the housing(B).

Abstract: An electric power steering unit has an armature shaft that is free from axial forces and hence may have less rigorous requirements for its strength so that it may be manufactured more efficiently at reduced cost. It comprises a rack-shaft 2 to be coupled to the guiding wheels of a vehicle, a housing A for slidably containing the rack-shaft 2 and holding therein a coupling section 6 for causing the teeth of the rack-shaft 2 to engage those of a pinion arranged on the steering column 5 linked to the steering handle of the vehicle and an electric motor 1 coaxially arranged around the rack-shaft 2, which the rotary force is transmitted to the rack-shaft 2 by way of a ball screw mechanism 3 as the steering assisting power. A nut section 19 is linked to the armature shaft 11 of the electric motor 1 and rotatably supported by the housing B.

Abstract: The starter motor power cables for the starter motor, having a relatively large cross sectional area and therefore involving a very little voltage drop, are used as a part of the motor drive power cables for the electric power steering system, and the length of the motor drive power cables can be thereby reduced with the net result that the overall voltage drop can be reduced, and a sufficient power output can be produced from the electric power steering system. Also, the reduction in the length of the motor drive power cables reduces the possibility of producing electromagnetic interferences.

Abstract: In a clutch control method of a motor-driven power steering apparatus, a clutch is disconnected when a change width of a steering angle detected by a steering angle sensor is a predetermined angle or less and a steering torque detected by a torque sensor is a predetermined torque or more in both the steering directions. A clutch controller of a motor-driven power steering apparatus includes a first transistor arranged between one terminal of the clutch coil and a power source, a second transistor arranged between the other terminal of the clutch coil and an earth, and a current sensor connected in series with the first and second transistor.

Abstract: In a control method of an electric power steering apparatus for a vehicle, a target value generator for setting a target value of a steering force or a motor output and a primary delay system with a variable damper value according to a vehicle speed are arranged in a control unit, and an electric power steering unit is controlled using a value obtained by filtering a difference between the target value set by the target value generator and an actual value through the primary delay system.

Abstract: In a control method and apparatus of an electric power steering apparatus of this invention, a reverse torque R against a steering torque and a torque produced by the motor are detected, and a target value T.sub.DT which is set based on the reverse torque and is used when the torque produced by the motor is controlled has a range given by T.sub.DT .times.R>R.sup.2.

Abstract: An electric power steering apparatus includes a torsion bar, input and output shafts, an electric motor, and a detecting mechanism. The input and output shafts are coupled to each other by the torsion bar so as to be pivotally displaced in relation to each other. The electric motor is coupled to the output shaft so as to apply an auxiliary steering force. The detecting mechanism detects a relative, pivotal displacement of the input and output shafts. Main portions of the input and output shafts are coaxially arranged. One of the shafts is a cylindrical member having an outer end in which the torsion bar is housed. An inner end of one shaft is pivotally inserted in an opening of a cylindrical inner end of the other shaft. The detecting mechanism is arranged on the outer surface of an outer shaft of the input and output shafts at their overlap portion.