E05F15/443

Device for detecting an impact force and a method of manufacturing thereof

A sensor device for detecting a deformation of the sensor device, for example for use in a sunroof assembly, may be cost-effectively manufactured, while providing a high reliability. The sensor device includes a first electrically conductive metal lead; a first layer being a piezo-resistive material surrounding the first conductive lead; and a second electrically conductive metal lead. In a cross-section the second metal lead is arranged spaced apart from the first metal lead and the second metal lead is in electrical contact with the first layer.

Piezoelectric member
11276812 · 2022-03-15 · ·

A piezoelectric body that is excellent in endurance, flexibility and bendability is achieved. A piezoelectric member includes: belt type first and second conductive rubber sheets that face each other; and a piezoelectric layer formed between an upper surface of the first conductive rubber sheet and a lower surface of the second conductive rubber sheet. The piezoelectric layer is made of a piezoelectric coating material with which at least either one of the upper surface of the first conductive rubber sheet and the lower surface of the second conductive rubber sheet is coated. When a pressure is applied to the piezoelectric layer through at least either one of the first conductive rubber sheet and the second conductive rubber sheet, a potential difference is generated between the first conductive rubber sheet and the second conductive rubber sheet.

OPEN ROOF ASSEMBLY FOR USE IN A VEHICLE AND A METHOD FOR OPERATING SAME
20210254386 · 2021-08-19 ·

An open roof assembly for use in a vehicle roof of a vehicle comprises a movably arranged closure member for closing an opening in the vehicle roof and a pinch detection module for detecting a pinch of an object between the closure member and an edge of the opening. The pinch detection module is operatively coupled to receive an input signal and is configured to detect the pinch based on said input signal and a threshold. The pinch detection module is configured to dynamically determine the threshold based on the input signal.

SENSOR FOR ANTI-ENTRAPMENT SYSTEM
20210148152 · 2021-05-20 ·

A sensor for an anti-entrapment system of a vehicle for preventing an object within an opening of the vehicle defined by a movable panel from being pinched by the movable panel includes a seal adapted to be mounted to a portion of the vehicle, an electrically conductive mounting carrier disposed in the seal and having a formed shape and operable to detect the object in the path of the movable panel and to generate a pinch sensor signal indicative of the object either touching the seal or in close proximity to the seal, and a controller for monitoring the electrically conductive mounting carrier, wherein the controller controls the movable panel to prevent the movable panel from pinching the object in response to the pinch sensor signal.

Motor-vehicle seal with integrated anti-pinching system

A seal for a movable part of a motor-vehicle includes at least one body formed of polymeric elastomeric material supplemented with carbon-based nanofillers. The body includes an outer surface having one or more piezo-resistive areas where the polymeric material supplemented with carbon-based nanofillers is piezo-resistive due to laser irradiation to define one or more electric deformation sensors activatable in response to a contact with a foreign body during the movement of the movable part of the motor-vehicle. The body also includes one or more conductive lines made locally electrically-conductive due to laser irradiation to define the one or more electrical connection lines connecting the electric deformation sensors to electrodes associated with the seal.

PINCH DETECTION SWITCH AND PINCH DETECTION METHOD
20210002941 · 2021-01-07 ·

The present invention relates to a pinch detection switch (1) that includes one tubular pressure-sensitive detection member (5) having a plurality of electrode wires spaced apart from one another, and a cover member (4) covering the pressure-sensitive detection member. When the cover member (4) is viewed in cross section, the cover member (4) includes a base portion (4-1), a hollow portion (6), and a deformation portion (4-2) provided on the base portion (4-1) so as to cover the hollow portion (6). The pressure-sensitive detection member (5) is arranged in the deformation portion (4-2), and a receiving portion (9) configured to receive the pressure-sensitive detection member (5) is arranged on the base portion (4-1). The receiving portion (9) has at least two receiving surfaces (9-1, 9-3) formed at positions facing the pressure-sensitive detection member (5), the two receiving surfaces being configured to receive the pressure-sensitive detection member.

ANTI-TRAP SYSTEM FOR AN OPEN ROOF ASSEMBLY

An open roof assembly is configured for providing a closable roof opening in a vehicle roof. Thereto, the open roof assembly comprises a closure member that is moveably arranged for opening and closing the roof opening and a detection system for detecting an object in the roof opening. The detection system is configured to provide an entrapment signal if a foreign object is detected in the roof opening, when the closure member is moving and a collision may occur. The detection system is further configured to provide an operating signal, when an object is detected performing a predefined action. Based on the operating signal a control unit may execute an associated function.

DEVICE FOR DETECTING AN IMPACT FORCE AND A METHOD OF MANUFACTURING THEREOF

A sensor device for detecting a deformation of the sensor device, for example for use in a sunroof assembly, may be cost-effectively manufactured, while providing a high reliability. The sensor device includes a first electrically conductive metal lead; a first layer being a piezo-resistive material surrounding the first conductive lead; and a second electrically conductive metal lead. In a cross-section the second metal lead is arranged spaced apart from the first metal lead and the second metal lead is in electrical contact with the first layer.

OBJECT DETECTION SENSOR AND VEHICLE SAFETY DEVICE INCLUDING SAME
20200087969 · 2020-03-19 ·

An object detection sensor according to an embodiment comprises: a sensing layer including a resin and a carbon micro-coil inside the resin; and a sensing electrode embedded in the sensing layer, wherein the impedance value of the sensing layer changes on the basis of the reference impedance as an object approaches the pre-set sensing area.

Window system that has a pressure-sensitive material and an associated object detection method

A window system includes a window that moves between a closed position and an open position, and a pressure-sensitive material disposed on an edge of the window. An object detection method includes moving a window from a more open position to a less open position, and during the moving, detecting an electrical parameter using a pressure-sensitive material.