Toyota Patent Grants

Oil degradation suppressor

Granted: November 13, 2018
Patent Number: 10124329
An oil degradation suppressor according to one aspect of the present invention contains a reactant having an ability to adsorb a given component in an oil such as an acidic anion, and a gel-like material to hold the reactant. The reactant is preferably a hydrotalcite-like compound. The gel-like material contains a highly heat resistive gel and an amphiphilic solvent. A gel-like member containing the reactant and the gel-like material is disposed in a casing, and thereby an oil filter is…

Method of manufacturing laminated structure

Granted: November 13, 2018
Patent Number: 10124525
A laminated structure is manufactured using an extruder die in which an ejection port is provided, the laminated structure including a core layer, a first surface layer, and a second surface layer. The extruder die includes a first surface layer material conveyance path through which a raw material of the first surface layer is conveyed, a second surface layer material conveyance path through which a raw material of the second surface layer is conveyed, and a core layer material…

Automated high beam headlight operation

Granted: November 13, 2018
Patent Number: 10124716
Systems and methods are provided for automatically turning off the high beam headlights of a vehicle. In one embodiment, the system may include an electronic control unit for adjusting the operation of the high beam headlights. The electronic control unit may detect whether the headlights are operating in a high beam mode. Additionally, the electronic control unit may receive data regarding at least one of an environmental condition, a road condition, and a driving condition from one or…

Brake control device for vehicle

Granted: November 13, 2018
Patent Number: 10124776
A brake control device includes: an object detector; and an ECU configured to (a) determine, based on an output of the object detector, whether a predetermined condition that there is a possibility that the vehicle collides with the object, is satisfied; (b) apply an automatic brake when it is determined that the predetermined condition is satisfied; and (c) stop applying the automatic brake when an operation amount of an accelerator operation unit of the vehicle becomes equal to or…

Driving system for vehicle

Granted: November 13, 2018
Patent Number: 10124787
A rotation speed of an electric oil pump in the case where an accelerator operation amount falls within a predetermined range is controlled to a rotation speed lower than the rotation speed of the electric oil pump in the case where the accelerator operation amount falls outside the predetermined range. When the range outside the predetermined range of the accelerator operation amount is set to a range in which noise that occurs from a source other than the electric oil pump is large,…

Vehicle and control method therefor

Granted: November 13, 2018
Patent Number: 10124794
A first electric power generation device configured to produce an accessory voltage according to a first instruction voltage. A second electric power generation device configured to produce the accessory voltage according to a second instruction. An electric control unit is configured to execute crank position stop control for stopping a crank of the engine at a target position when the engine is stopped by controlling the first electric power generation device such that a current is…

Driving force control system for hybrid vehicle

Granted: November 13, 2018
Patent Number: 10124795
A driving force control system for a hybrid vehicle is provided to reduce a shock resulting from switching a travelling direction between the forward direction and the backward direction. The control system is applied to a hybrid vehicle in which an operating mode can be selected at least from a series mode and a series parallel mode. A travelling direction of the vehicle is switched by a shifting device between forward direction and backward direction. A controller is configured to…

Controlled vehicle deceleration based on a selected vehicle driving mode

Granted: November 13, 2018
Patent Number: 10124802
A device and method for a controlled deceleration based on a selected vehicle driving mode are disclosed, in which upon sensing a deceleration of a vehicle, a plurality of deceleration control signals based on a deceleration target for the selected vehicle driving mode are produced. At least one of the plurality of deceleration control signals are transmitted to prompt a controlled deceleration of the vehicle to correspond with a deceleration target for the selected vehicle driving mode.…

Exhaust gas purification catalyst

Granted: November 13, 2018
Patent Number: 10125649
An exhaust gas purification catalyst that has an excellent exhaust gas purification performance while suppressing pressure loss increases. The exhaust gas purification catalyst is provided with a substrate having a wall-flow structure and having a partition; a first catalyst layer formed, in a region of an interior part of the partition that is in contact with an entrance cell, along the extending direction of the partition from an exhaust gas inflow-side end for less than the total…

Control system for internal combustion engine and control method

Granted: November 13, 2018
Patent Number: 10125652
A control system includes an ECU that controls supply of fuel from an addition valve and supply of fuel from an injection valve, estimates or detects a degree of end-face clogging on an exhaust-gas inflow side of a NOx catalyst, and sets an inlet temperature of the NOx catalyst by use of the fuel supplied from the injection valve to a higher level and sets an amount of the fuel supplied from the addition valve to a smaller value in a case where the degree of end-face clogging is equal to…

Exhaust control system for internal combustion engine

Granted: November 13, 2018
Patent Number: 10125654
An exhaust control system for an internal combustion engine comprises: a trapping capability acquisition part that obtains information regarding a PM trapping capability, based on a detection value of an exhaust sensor provided to detect a predetermined parameter relating to an exhaust gas flowing out of an SCRF; and a NOx reduction capability acquisition part obtains information regarding a NOx reduction capability, based on an amount of NOx in the exhaust gas flowing out of the SCRF.…

Filter abnormality determination system

Granted: November 13, 2018
Patent Number: 10125655
A filter abnormality determination system includes: a PM sensor configured to introduce a part of exhaust gas flowing in the exhaust gas passage on the downstream side of a filter into a sensor body and to correlate a sensor output with an amount of particulate matter accumulated on a sensor element in the sensor body; an abnormality determining unit configured to perform filter abnormality determination on the basis of the output of the PM sensor; a determination timing determining unit…

Engine cooling device for vehicle

Granted: November 13, 2018
Patent Number: 10125662
An engine cooling device for a vehicle of the present invention includes: an engine cooling circuit that circulates a cooling liquid to an engine and a heat exchanger; a reservoir tank that is connected to the engine cooling circuit, and that stores the cooling liquid to absorb pressure changes within the engine cooling circuit; at least one or more cooling liquid circulating circuits that circulates the cooling liquid to devices installed in the vehicle; a switching section that…

Control system for internal combustion engine

Granted: November 13, 2018
Patent Number: 10125697
A control system for an internal combustion engine is provided with a crankshaft, an intake camshaft with an intake cam, a timing chain, an intake variable valve timing mechanism configured to be able to change at least one of an opening timing and closing timing of an intake valve by controlling a phase of the intake cam, and an electronic control unit configured to set in advance a periodic correction coefficient to vibrate by a period identical to a rotational period of the timing…

Semiconductor device

Granted: November 13, 2018
Patent Number: 10128196
A semiconductor device including: a semiconductor substrate a semiconductor element is formed; a first electrode layer stacked on the semiconductor substrate and connected to the semiconductor element; a first insulation film stacked on an upper face of the first electrode layer; and a second electrode layer stacked over the first electrode layer and the first insulation film, the second electrode layer including a material having a mechanical strength that is higher than a mechanical…

Semiconductor device

Granted: November 13, 2018
Patent Number: 10128344
A semiconductor device includes: a drain region made of a first or second conductivity type semiconductors; a drift layer made of the first conductivity type semiconductor; a base region made of the second conductivity type semiconductor; a source region made of the first conductivity type semiconductor with higher concentration; a contact region made of the second conductivity semiconductor with higher concentration; a trench gate structure having upper and lower gate structures; a…

Cell module and cell pack

Granted: November 13, 2018
Patent Number: 10128474
A battery module includes a first battery stack, a second battery stack, a first bracket, and a second bracket. The first and second battery stacks each have a plurality of rechargeable batteries. The first battery stack has an end adjacent to the second battery stack, and the second battery stack has an end adjacent to the first battery stack. The first bracket is provided at the end of the first battery stack. The second bracket is provided at the end of the second battery stack and…

Sealed battery

Granted: November 13, 2018
Patent Number: 10128476
A sealed battery with a battery element housed in a sealed casing. The sealed battery includes a valve brought into a closed state when a pressure of a gas in the casing is less than a first pressure P1, into an open state when the pressure is more than or equal to the first pressure P1 and less than a second pressure P2, and into the closed state when the pressure is more than or equal to the second pressure P2, and a safety mechanism configured to, when the internal pressure reaches a…

Separator for non-aqueous electrolyte secondary battery and manufacturing method thereof

Granted: November 13, 2018
Patent Number: 10128482
A separator includes a substrate layer made of a resin and a heat resistance layer. The heat resistance layer contains heat-resistant fine particles and a binder. An amount of the binder contained per unit volume in the heat resistance layer positioned at an end portion in a width direction perpendicular to a longitudinal direction of the separator is higher than the amount of the binder contained per unit volume in the heat resistance layer (84) positioned at a center portion which…

Sealed secondary battery

Granted: November 13, 2018
Patent Number: 10128485
There is provided a sealed secondary battery whose current-blocking system yields little change in the actuation pressure even on long-term use. The sealed secondary battery comprises a current-blocking system 80 that is actuated by a pressure rise inside a battery case 12 to disconnect conduction path between an electrode and an electrode terminal. Current-blocking system 80 comprises a pressure-sensitive member having a pressure-sensitive deformable portion 32 that deforms from a first…