A measurement bearing is provided. The measurement bearing has a rolling bearing, at least one force-introducing ring and a space for at least one sensor layer, the space being surrounded by the at least one force-introducing ring and at least one other adjacent component of the measurement bearing.

An electronic measurement unit for a polymorphous device, comprising a number of lateral structures, each lateral structure including: a support structure; at least one sensor constrained to the support structure and generating an electrical signal indicative of a deformation of the support structure; and a coupling structure that constrains a corresponding external covering element to the support structure in a releasable manner, so that when the external covering element is constrained to the support structure and an external force acts on the external covering element, the electrical signal is indicative of the external force.

A force detection system includes a force detection unit that outputs a signal corresponding to an external force, a first output unit that outputs first data based on a signal output from the force detection unit, and a second output unit that outputs second data based on the signal output from the force detection unit in a system different from the first output unit. The first data and the second data are different.

A force detecting device includes a first base section, a second base section, and a charge output element arranged between the first base section and the second base section. The charge output element includes a first board formed by a Y-cut quartz plate and a second board formed by a Y-cut quartz plate. The boards are laminated in a direction orthogonal to the normal an attachment surface of the second base section. The force detecting device detects an external force on the basis of a first output corresponding to a shearing force in a first detection direction orthogonal to the laminating direction of the first board and a second output corresponding to a shearing force in a second detection direction orthogonal to the laminating direction of the second board and crossing the first detection direction.

In an embodiment a tactile sensor includes a plurality of stress sensors and at least one contact body, wherein the stress sensors are configured to detect a load pattern applied on a detection surface of the contact body.

The invention relates to a method for measuring the electrode force on welding tongs. The welding tongs have a first electrode arm with a first electrode and a second electrode arm with a second electrode, said second electrode arm lying opposite the first electrode arm. At least one workpiece is clamped between the electrodes during the welding process. The aim of the invention is to provide a method for measuring the electrode force, said method providing an improved signal quality. The method has the following steps: a) measuring a first force acting on the first electrode, b) measuring a second force acting on the second electrode, and c) adding the measured first force and the measured second force, wherein an electrode force signal transmitted from the welding point to the electrodes is amplified, and an interference force signal introduced into the at least one workpiece from the outside and transmitted to the electrodes is eliminated.

A sensor device comprising at least a first substrate, a capacitive sensor for recording the approach of an object, a piezoelectric sensor for recording a pressure, wherein the capacitive sensor is arranged on a first side of the first substrate and the piezoelectric sensor is arranged on a second side of the first substrate, wherein the second side is opposite the first side, or wherein the capacitive sensor and the piezoelectric sensor are arranged on the same side of the substrate.

Device and method for measuring contact force exerted by an object on a probe comprising a lever and said probe for contacting the object is provided. The lever is pivotably coupled to a body by a coupling module. The device comprising a fixed frame coupled to the body. The body is designed to be moved with respect to the object to put the probe in contact with the object to create force pivoting said lever with respect to the body around a pivot axis. The device comprising a sensor for measuring displacement of the lever with respect to the body upon pivoting. The coupling module comprises control stiffness module, so that when the probe contacts the object, the displacement of the lever is proportional to the force exerted by the probe on the object. Such control stiffness module is tunable so that accuracy and sensitivity of measured force is controlled.

An axial force sensor, a robot gripper and a robot are provided. The axial force sensor includes a sensing diaphragm and at least two signal pairs. The sensing diaphragm includes an inner ring, an outer ring and a connecting element connected between the inner ring and the outer ring. The connecting element is more compliant in a direction of the axial force to be detected than in other loading directions. Each signal pair includes a signal emitter and a signal receiver. The signal emitter is coupled to one of the inner ring and the outer ring. The signal receiver is coupled to the other of the inner ring and the outer ring.

A structural load cell case for a pick and place robotic system that prevents torsion, bending, and overloading from damaging sensors is disclosed. The structural load cell case includes a base, an inner tube that houses the load cell, and a roller sleeve outside the inner tube. The base is adapted to connect to a load and includes a compression spring interfaced with a first part of the load cell. The roller sleeve includes a plurality of roller bearings in contact with the inner tube. The inner tube is free to slide along an axis of the roller sleeve up to pre-determined limits, but is constrained from rotating or translating in directions other than the axis of the roller sleeve.