Patent application number | Description | Published |
20080217959 | PEDESTRIAN PROTECTION APPARATUS FOR VEHICLE - A pedestrian protection apparatus for a vehicle, including: a plate member, which includes front and rear portions, and which is fixed at the rear portion to the vehicle; and at least one reinforcing bead each formed integrally on the front portion of the plate member and each including a bead-extending portion and a bead-end portion which extends integrally from a rear-side edge of the bead-extending portion for connecting the rear-side edge and the rear portion of the plate member, the apparatus being arranged to sweep a leg portion of a pedestrian that has collided with the front of the vehicle by contact of a front end of the plate member with the leg portion, thereby protecting the leg portion, wherein a connecting portion between the bead-end portion and the rear portion of the plate member is gently curved without being folded. | 09-11-2008 |
20090134641 | SHOCK ABSORBING STRUCTURE FOR VEHICLE - A shock absorbing structure for a vehicle including a top wall to which a shock is to be applied and two side walls integrally formed with the top wall and extending from the top wall such that the side walls are opposed to each other, thereby forming an angular U-shaped cross section. The side walls have a waveform in which convex portions and concave portions are alternately and continuously provided. In addition, a bottom plate is integrally formed with an end portion of the respective side walls. The shock absorbing structure further includes a first window portion that is formed over a portion of the each side wall including a part of a bottom portion and parts of opposite side portions of the concave portions and a portion of the bottom plates that is connected to the bottom portion and that is positioned between the opposite side portions. | 05-28-2009 |
20130015011 | PEDESTRIAN PROTECTION APPARATUS FOR VEHICLEAANM HASEGAWA; KuniakiAACI Kariya-ShiAACO JPAAGP HASEGAWA; Kuniaki Kariya-Shi JPAANM Noyori; KeisukeAACI Toyota-ShiAACO JPAAGP Noyori; Keisuke Toyota-Shi JP - A pedestrian protection apparatus for a vehicle is provided that can sufficiently protect a pedestrian and can advantageously improve aerodynamic performance at a lower region of the vehicle. The apparatus includes a reinforcing portion at a front section thereof. The reinforcing portion includes a plurality of cylindrical structures that extend in a front to back direction of the vehicle and are arranged in a line in a vehicle width direction. The cylindrical structures include: vertical ribs that are opposed to each other in the vehicle width direction and extend in the front to back direction of the vehicle; an upper connecting plate that extends across upper ends of all of the vertical ribs so as to integrally connect the upper ends; and a lower connecting plate that extends across lower ends of all of the vertical ribs so as to integrally connect the lower ends. | 01-17-2013 |
Patent application number | Description | Published |
20080238344 | Light Emitting Apparatus - A light emitting apparatus includes a light source block with semiconductor light sources connected in series to each other. A resistor is connected in parallel with one or more of the semiconductor light sources and is connected to two detecting target portions in portions linked to respective electrodes of the semiconductor light sources. A ground fault detecting circuit is connected to one of the two detecting target portions disposed on a ground potential side. The light source block has one of its terminals connected to a power supply and its other terminal grounded. By detecting a change in the voltage through the ground fault detecting circuit, a ground fault can be detected. | 10-02-2008 |
20080259625 | VEHICLE HEADLIGHT DEVICE - A vehicle headlight device includes a lower beam unit for illuminating a lower beam, an upper beam/infrared ray switching unit for switching between illuminating an upper beam and an infrared ray, a low-beam abnormality detecting circuit for detecting an abnormality of the lower beam unit, a power-supply abnormality detecting circuit for detecting an abnormality of a power supply of the vehicle headlight, and a control circuit that inhibits the upper beam/infrared ray switching unit from illuminating the infrared ray when an abnormality is detected by either the low-beam abnormality detecting circuit or the power-supply abnormality detecting circuit. | 10-23-2008 |
20090026958 | LIGHTING CONTROL FOR VEHICLE LIGHTING DEVICE - A lighting control device for a vehicle lighting device is arranged so that loads applied to switching regulators are about equal when driving multiple semiconductor light sources (e.g., LEDs) as multifunctional lamps through the switching regulators. The LEDs are divided into two groups. The LEDs belonging to the first group are driven to be turned ON through a first switching regulator and the LEDs belonging to the second group are driven to be turned ON through a second switching regulator. Maximum values of power to be supplied to the LEDs are set to be about equal to each other, and loads to be applied to the switching regulators are about equal to each other. | 01-29-2009 |
20090153059 | LIGHTING CONTROLLER OF LIGHTING DEVICE FOR VEHICLE - A lighting controller of a lighting device for a vehicle includes a switching regulator for supplying a driving current to first to Nth (N is an integer of one or more) semiconductor light sources; first to Nth current driving portions; and a control portion. The first to Nth current driving portions include first to Nth current detecting portions connected in series to the semiconductor light sources and serving to detect the driving current respectively, first to Nth switching portions connected to positive electrode sides of the semiconductor light sources respectively, and first to Nth comparing portions for transmitting a comparing output corresponding to a result of a comparison, which is obtained by comparing values of the driving currents detected by the current detecting portions with a predetermined threshold respectively. The first to Nth current driving portions serve to carry out operations of the switching portions corresponding to the comparing output respectively. The control portion includes first to Nth first voltage drop detecting portions for detecting voltages on output sides of the comparing portions and transmitting first to Nth first detection results, and first to Nth second voltage drop detecting portions for detecting voltages on positive electrode sides of the semiconductor light sources and transmitting first to Nth second detection results respectively. The control portion controls the first to Nth current driving portions corresponding to the first to Nth first detection results and the first to Nth second detection results respectively. | 06-18-2009 |
20090200963 | Lighting Controller for a Vehicle Lamp - A lighting controller has current driving means which include a shunt resistor connected in series to each of multiple LEDs to detect an LED driving current, a PMOS transistor connected to the positive electrode side of each of the LEDs, and an amplifier for sending an output according to the result of comparison between the respectively detected driving current values and a reference value, and which subject each of the PMOS transistors to ON/OFF operation. Control means includes a Zener diode ZD | 08-13-2009 |
20100270927 | VEHICLE LAMP - A vehicle lamp includes: an infrared light semiconductor light source which emits infrared light; a white light semiconductor light source which emits white light; and a control unit including: a current supply circuit which supplies a light source driving current to each of the infrared light semiconductor light source and the white light semiconductor light source; and a light source abnormality detecting unit which detects abnormality of the white light semiconductor light source and stops a driving operation of the infrared light semiconductor light source when the abnormality is detected. | 10-28-2010 |