Abstract: The present invention provides a liquid surface detection device 1 in which corrosion is restrained even when liquid having conductivity is used so that a longer lifespan is achieved, including a liquid surface detection sensor 2 that outputs a signal indicating a variation in liquid level as a variation in resistance value by the sliding movement of a contact point 2a on an electrode connected to a resistor 2b, and a control unit 4 that controls supply and stops a supply of electric power to the liquid surface detection sensor 2 at predetermined intervals, in which a vehicle state determination unit that determines a state of a vehicle is provided and the control unit 4 controls the duration to stop the supply of electric power to the liquid surface detection sensor 2 when the vehicle state determination unit determines that the vehicle is in a traveling state.

Abstract: An organic EL display is provided which, even in the event of increasing the number of light emitting pixels in a scanning line direction, can suppress an increase in applied current and voltage along with an increase in duty ratio, and can increase the definition of a display section. An organic EL display including an organic EL element in which a functional organic layer having at least a light emitting layer between signal electrodes 1 and scanning electrodes 2, which are disposed facing each other so as to intersect each other, is formed laminated on a substrate.

Abstract: A head-up display apparatus having a structure capable of imaging a user, and enabling an eye position of the user to be accurately calculated is provided. The head-up display apparatus reflects visible light L emitted from display means 2 toward the user D by a combiner member (concave mirror) 4 to form a display image V. The apparatus includes infrared ray emitting means 5 for emitting an infrared ray toward the user D, a mirror member (cold mirror) 3 for reflecting the visible light L emitted from the display means 2 toward the combiner member 4, and transmitting the infrared ray reflected by the user D and the combiner member 4, a plurality of imaging means 6, 7 disposed to face the mirror member 3 for sensing the infrared ray, and each imaging the user D from differing directions, and image processing means 8 for calculating the eye position of the user D based on an image captured by the imaging means 6, 7.

Abstract: Scanning switch means 21 to 2m can connect scanning lines S1 to Sm freely to a first potential or a second potential. Drive switch means 71 to 7n can connect drive lines D1 to Dn freely to a drive current source 70 or an off potential. Control means 8 connects the scanning switch means 21 to 2m sequentially with the first potential to select the scanning lines S1 to Sm sequentially and to control the connected states of the drive switch means 71 to 7n. In accordance with the number of the drive lines D1 to Dn to be connected to the drive current source 70, the control means 8 changes the resistances of the scanning switch means 21 to 2m corresponding to the scanning lines S1 to Sm connected to the second potential to become the unselected state, into at least two stages.

Abstract: A magnet rotor in which rotation prevention and positional displacement (rattling, and misalignment of axes) between a magnet and a rotor body can be restricted, a movable magnet type-instrument with the magnet rotor, and a stepping motor with the magnet rotor. In the magnet rotor, projections (11) and recesses (12) arranged with predetermined intervals and formed in a substantially rectangular shape are provided on the inner wall of a hollow section of an annular magnet (10). Rising side wall sections (11A) defined by the projections (11) are radially directed with the position of the axis (G) of the magnet rotor (R) as the standard. In the rotor body (20), rotation prevention sections (21) for preventing relative rotation between the rotor body (20) and the annular magnet (10) are formed by placing a plastic material along the shapes of the projections (11) and the recesses (12).

Abstract: A meter driving device 1 includes a meter (a combination meter) 6 including state display units (first and second analog display units and a digital display unit) 6b, 6c, and 6d that display vehicle states, control means (first control means and second control means) 4a and 6a for inputting state signals indicating the vehicle states, calculating vehicle state data on the basis of the state signals, and causing the state display units 6b, 6c, and 6d to operate on the basis of the vehicle state data, and storing means (a memory card) 4b for storing the vehicle state data and data other than the vehicle state data during a predetermined time in synchronization with each other.

Abstract: A fuel tank cover body which can be easily manufactured. The fuel tank cover body comprises a cover 2 for closing the opening of a fuel tank; a liquid level detection unit 3 housed in the fuel tank; and a bracket 4 acting as a fixing portion for fixing the liquid level detection unit 3 and disposed in the cover 2. The cover 2 and the bracket 4 are integrally formed of a resin.

Abstract: The present invention provides an inexpensive small-sized liquid level detector. A liquid level detector 1 includes a float moving in accordance with variations in liquid level, a hard circuit board 5, resistors 12a and 12b provided on the circuit board 5, a first sliding path 14 made of a plurality of electrodes 13 provided on the circuit board 5 and connected to the resistors 12a and 12b, and a first contact 6 coming into contact with the first sliding path 14, and the liquid level detector 1 outputs an electrical signal based on the resistances of the resistors 12a and 12b which are varied by the first contact 6 coming into contact with at least one of the plurality of electrodes 13 forming the first sliding path 14 in accordance with a variation of the float.

Abstract: A meter driving device 1 includes a meter (a combination meter) 6 including state display units (first and second analog display units and a digital display unit) 6b, 6c, and 6d that display vehicle states, control means (first control means and second control means) 4a and 6a for inputting state signals indicating the vehicle states, calculating vehicle state data on the basis of the state signals, and causing the state display units 6b, 6c, and 6d to operate on the basis of the vehicle state data, and storing means (a memory card) 4b for storing the vehicle state data and data other than the vehicle state data during a predetermined time in synchronization with each other.

Abstract: A magnet rotor in which rotation prevention and positional displacement (rattling, and misalignment of axes) between a magnet and a rotor body can be restricted, a movable magnet type-instrument with the magnet rotor, and a stepping motor with the magnet rotor. In the magnet rotor, projections (11) and recesses (12) arranged with predetermined intervals and formed in a substantially rectangular shape are provided on the inner wall of a hollow section of an annular magnet (10). Rising side wall sections (11A) defined by the projections (11) are radially directed with the position of the axis (G) of the magnet rotor (R) as the standard. In the rotor body (20), rotation prevention sections (21) for preventing relative rotation between the rotor body (20) and the annular magnet (10) are formed by placing a plastic material along the shapes of the projections (11) and the recesses (12).

Abstract: It is possible to eliminate the problem that a conductive part to a light source is subjected to stress by operation of a needle-pointer, thereby improving reliability. A needle-pointer type meter includes: an indicator plate having a first see-through portion and an indicator portion surrounding the first see-through portion; a rotary body having a second see-through portion corresponding to the first see-through portion; a drive device for moving the rotary body; a needle-pointer mounted on the rotary body and moving along the indicator portion around the first see-through portion; light sources illuminating the needle-pointer; and a display device for displaying predetermined information to an observer via the see-through portions. A plurality of light sources are arranged at an interval along the movement route of the needle-pointer. The needle-pointer is made of translucent material which emits light when receiving light from a predetermined light source of the plurality of light sources while moving.

Abstract: This invention provides an instrument device including: a dial having scale marks; a pointer pointing the scale marks and provided in front of the dial; a light source provided behind the dial and supplying light to the pointer to cause the pointer to emit light; and a cover provided in front of the pointer, the scale marks and the pointer being visually confirmed through the cover, wherein a reflection member is provided at a part of the cover corresponding to a rotation center of the pointer; a reflection part is provided on the dial; and the reflection part is illuminated with light emitted from the pointer and light reflected and scattered by the reflection member after being emitted from the pointer.

Abstract: Disclosed is a display device at a low cost which enhances the color purity of light to be projected, and which resists deterioration due to ambient light such as infrared ray. This display device includes an LED, an optical member for selectively outputting light components, of which wavelength is a predetermined minimum-limit wavelength or longer, from incident light, and a mirror for selectively reflecting light components, of which wavelength is a predetermined maximum-limit wavelength or shorter, from irradiated light. One of the optical member or the mirror receives light directly from the LED, and outputs it to the other. Subsequently, the other receives the light from one of the optical member and the mirror, and outputs it.

Abstract: An indicator lighting device in which light introduction efficiency into a indication portion can be improved, brightness is good and unevenness in lighting is small is provided; wherein an indicator 7 which has a translucent indication member (indication portion) 72 and a light introduction member (light introduction portion) 73 and is operated around an axis by a drive shaft 1 of a drive unit 2, light sources L which are disposed around the drive shaft 1 and illuminate the indication member 72 through the light introduction member 73 are provided, and the light introduction member 73 has a light receiving surface 73a for receiving light from the light sources L, a first reflective surface 73b for focusing light introduced from the light receiving surface 73a to a position of a rotation axis Va of the drive shaft 1, a second reflective surface 73c which is formed between the first reflective surface 73b and the rotation axis and reflects light from the first reflective surface 73b in a direction along the ro

Abstract: An information providing apparatus for a vehicle includes a control unit 202 that inputs information of the vehicle through at least one of a vehicle information terminal 212 and a multiplex communication input/output unit 213, creates, from at least warning content of the information, warning aural information including at least a combination of a sound effect and a voice, causes an aural information providing unit 240 to operate based on the warning aural information, and changes the warning aural information for each scene in which a user of the vehicle is placed.

Abstract: An organic EL panel comprises a light-transmitting supporting substrate having formed thereon an organic EL device comprising an organic layer 5 having at least a luminescent layer 5c, sandwiched with a pair of electrodes. The luminescent layer 5c comprises a host material 5f having added thereto a fluorescent material 5g and a transport material (hole transport material) as quest materials.

Abstract: A vehicular display device, in which positional adjustment of a display image is easy, is provided, and the vehicular display device (head-up display) 1 comprises a display 3 to emit a display light forming a predetermined display image, a reflecting member to reflect the display light to a driver to have the driver recognizing the display image, moving means (motor) 7 for varying a direction of irradiation of the display light irradiated on the reflecting member to move a display position of the display image, operation means (control unit) 14 to allow driving of the moving means 7, and control means 11 for displaying a mark indicative of a display range of the display image when the operation means 14 is operated.

Abstract: A current place indicating icon a for indicating the current place of a user, a used road image b for indicating a used road being followed by the user, an option road image c for indicating an option road connected to the used road and located in front of the current place in the traveling direction, and a way point indicating icon d set by the user and located in front of the current place in the traveling direction are displayed in the screen X of a display unit 7.

Abstract: The present invention provides an inexpensive small-sized liquid level detector. A liquid level detector 1 includes a float moving in accordance with variations in liquid level, a hard circuit board 5, resistors 12a and 12b provided on the circuit board 5, a first sliding path 14 made of a plurality of electrodes 13 provided on the circuit board 5 and connected to the resistors 12a and 12b, and a first contact 6 coming into contact with the first sliding path 14, and the liquid level detector 1 outputs an electrical signal based on the resistances of the resistors 12a and 12b which are varied by the first contact 6 coming into contact with at least one of the plurality of electrodes 13 forming the first sliding path 14 in accordance with a variation of the float.

Abstract: A vertically filling-packaging device for filling contents, through a filling mechanism (5), into a packaging bag (P) formed by forming a film (F) delivered from a film roll (7) into a cylindrical shape, by longitudinally sealing the film (F) by a longitudinally sealing mechanism (3), and by laterally sealing the film (F) by a laterally sealing mechanism (4). The device comprises a rotating mechanism (41) for rotating a pair of heat seal rolls (41a) composing the laterally sealing mechanism (4), and a vertically moving mechanism (42) for moving the heat seal rolls (41a) upward and downward.