A pressure indicator device for a flat tire repair kit for motor vehicles, in which the flat tire repair kit includes a compressor and a pressure outlet and the pressure indicator device (-) is an indicator for a pressure that the compressor of the flat tire repair kit produces in a tire that is…
A method and system for the improvement of road safety. The system is able to determine if the driver is physically fit to operate a vehicle, and determine if the vehicle is safe for driving. The system is further able to detect driving violations such as driving above a predetermined speed limit…
A method for determining a rotation angle of at least one wheel of a vehicle during an operation of the vehicle, the method comprising: - determining a plurality of pressure values of a pressure of a tire of the at least one wheel by a tire pressure sensor; and - determining a rotation angle of the…
A tire pressure sensor for motor vehicles, with a housing (1), an integrated circuit (sensor IC) (2) accommodated in the housing (1), wherein the sensor IC has a microcontroller (3) and a pressure sensor (4). Means (6, 9; 7, 10) for wireless communication are arranged in the housing (1), which are…
A tire pressure sensor for motor vehicles with a housing (1) in which an integrated circuit (sensor IC) (2) with a microcontroller (3) and a pressure sensor (4) is accommodated. Means (6, 9; 7, 10) for wireless communication are furthermore provided, which are coupled with the microcontroller (3)…
A tire-based system and method for estimating road surface friction is disclosed. The system comprises at least one tire (12) mounted to a wheel hub and supporting a vehicle (14); model-based longitudinal stiffness estimating means for producing a model-based longitudinal stiffness estimation (46)…
An improved method for a passenger car tire pressure monitoring system (TPMS), including improvements of a direct TPMS or an indirect TPMS technique. The direct TPMS uses a dynamic tire pressure reference as a tire pressure determination basis, and monitors the real-time tire load, e.g., when the…
The transmitting device used in the tire condition monitoring system includes a sensor having a plane sensor detecting face that senses tire information; a transmitter that wirelessly transmits the tire information; and a housing within which the sensor and the transmitter are provided, that…
An apparatus for displaying the state of the tire pressure for a vehicle tire of a truck trailer includes a lamp to optically display the tire pressure state. An arm is provided with the lamp arranged thereon. A mount fixes the arm to the truck trailer and the arm is made substantially of an…
A method of monitoring vehicle tires is disclosed. The method comprising: receiving tire data associated with a plurality of tires on a vehicle; and determining a health condition for each of the plurality of tires by performing an individual self-comparison and a peer-based comparison of the tire…
A tire condition sensing apparatus includes a tire-based sensor for sensing two relative rotational positions of its associated tire relative to the earth's horizon as the tire rotates and provides first and second signals indicative thereof. A transmitter for transmits tire condition information…
A monitoring component of an onboard power-taking port includes a power-taking component disposed inside a power-taking space of the power-taking port and engaged with the power-taking port so as to realize power taking, a control circuit powered by the power coming from the power-taking component…
An external tire pressure sensing device includes from bottom to top along its axial direction a base, a sensor for detection of the internal pressure of tire, a circuit board for incorporating a control circuit therein, a button battery and a packaging suite. The base includes a screw hole along…
An antenna mounting structure for a monitoring component of an onboard power-taking port includes a power-taking component disposed inside a power-taking space of the port and engaged with the port so as to realize power taking, a control circuit powered by the power coming from the power-taking…
A tire position determination system (17) includes a tire pressure detector (4) attached to each tire to generate a tire pressure signal. An acceleration detector (10) generates gravitational information for each tire pressure detector (4). A receiver (12) arranged in a vehicle body receives the…
Each tire pressure detector (4) detects a characteristic point in a detection signal of an acceleration sensor (10) indicating that the tire pressure detector (4) is located at a certain rotation position. When detecting the characteristic point, the tire pressure detector (4) transmits a…
A travelling state determination unit (21) of a tire pressure detector (4) determines a travelling state of a vehicle based on a gravitational component force detected by an acceleration sensor. An operation mode switching unit (22) of the tire pressure detector (4) switches the operation mode of…
Provided are a transmitter apparatus that can appropriately detect and transmit tire information, such as air pressure information about a tire, even when a puncture in the tire is repaired by using a puncture repairing agent, and a tire information monitoring system. The transmitter apparatus used…
When the difference between the first rotating period Tp determined based on detection by the G sensor 2b and the second rotating period Ta determined based on the detected value of the wheel velocity sensor 8 is equal to or smaller than the prescribed value ±, the rotational position of each wheel…
A TPMSCU (4) comprises: a rotational position calculation unit (4a) that detects a rotational position for each wheel when a wireless signal including a specific sensor ID has been transmitted; a wheel position determination unit (4c) that acquires the rotational position of each wheel (1) a…
The equipment has a communication opening (19) for putting an internal volume of a body (16) into communication with an inflation chamber. A piston (25) is slidably mounted in the body to define a watertight separation between a chamber (26) containing a given quantity of a reference gas and…
An apparatus is provided for determining a tire operating condition including a tire-based sensor for sensing tire pressure and temperature and transmitting a signal indicative thereof and a vehicle ignition system. A vehicle-based receiver/controller is provided for receiving the signal from the…
There is provided a tire location discrimination device, including: a plurality of pressure gauges each measuring internal pressure of a plurality of tires; and an operation unit receiving and processing pressure signals each generated from the plurality of pressure gauges, respectively, according…
A wrong operation detection device for monitoring whether or not a calibration start for determining an initial deflation index is issued in a tire pressure unadjusted state after a deflation warning in a tire pressure monitoring system for detection of deflation of a tire by comparison with the…
Electronic components, conductors, and the like that the form a detecting-and-transceiving circuit are positioned in a space inside a casing other than a space E that is enclosed by an imaginary surface that forms a predetermined angle ¸ with respect to a coil axis x toward the outside from a…
Disclosed herein is a tire pressure monitoring system module including: a circuit board having electronic components and electrical elements mounted thereon to transceive electrical signals; a battery mounted on a lower portion of the circuit board to thereby form a double layer structure together…
Disclosed herein is a tire pressure monitoring system (TPMS) device. The TPMS device includes: a pressure sensor recognizing an inner pressure of a tire; a pressure signal collecting processor collecting and processing a pressure signal of the pressure sensor; a motion sensor mounted in a vehicle…
A tire state judging device (20) includes wheel speed sensors (22, 24, 26, and 28) configured to detect rotational speeds of tires, and a control unit 40 configured to perform frequency-analysis of detection results of the wheel speed sensors (22, 24, 26, and 28) to detect a frequency of a valley…
A vehicle mass estimation apparatus for estimating a vehicle mass based on rotation speed information of wheels attached to a vehicle. The apparatus includes a wheel rotation speed information detection means for detecting rotation speed information regarding the respective wheels of the vehicle; a…
The arrangement has a detection device (10) for determining a tire pressure parameter, a stabilizing device (11) that carries out a vehicle stabilizing intervention in the vehicle units (12) for influencing the longitudinal and/or transverse dynamics of the vehicle when a given triggering criterion…