A work detection determination system performs detection determination on a work with high accuracy.

The work detection determination system includes a glove that is worn on a hand of a worker and includes a microphone detecting a work sound of a hand operation in which the hand works on a work target through a contact of the hand with the work target, a pressure sensor detecting a pressure of a work of the hand operation, a motion sensor detecting a motion of the hand operation, and a transmitting unit transmitting a sound signal of the microphone, a pressure signal of the pressure sensor, and a motion signal of the motion sensor; a receiving unit that receives the sound signal, the pressure signal, and the motion signal transmitted from the transmitting unit; a work determination unit that performs detection determination of a work content of the worker by using the sound signal, the pressure signal, and the motion signal; and a notification unit that notifies a determination result of the work determination unit.

A force detector includes a layered structure including a first layer and a second layer. The first layer includes a detection face that receives a force to be detected and the second layer is disposed on a face opposite to the detection face. A Young's modulus of the first layer is different from a Young's modulus of the second layer. The force detector further includes a stress generator formed in the layered structure and that receives the force acting in a tangential direction of the detection face and generates a stress with a distribution that is asymmetric with respect to a normal direction of the detection face around the stress generator. The force detector further includes a plurality of sensors disposed around the stress generator.

A method for determining a resultant force is provided including performing a standard calibration by evenly applying a force across a plurality of sensing areas of a sensor system, performing a non-standard calibration by non-evenly applying a force across the plurality of sensing areas of the sensor system, developing a machine learning algorithm based on data collected during the standard calibration and the non-standard calibration, detecting a field use force applied to a sensing area of the sensor system, and using the machine learning algorithm to correct a force measurement of the field use force applied to the sensing area of the sensor system.

A flexible capacitive tactile sensor is provided. The flexible capacitive tactile sensor may include a first flexible electrode layer, a second flexible electrode layer, and an ion gel thin film dielectric layer disposed between the first flexible electrode layer and the second flexible electrode layer. A first electrode array is disposed on the first flexible electrode layer. The first electrode array may include m series-connected electrodes parallel to a second direction. A second electrode array is disposed on the second flexible electrode layer. The second electrode array may include n series-connected electrodes parallel to a first direction. The first electrode array and the second electrode array may be disposed opposite to each other, and the first direction may be different from the second direction. The first electrode array, the second electrode array, and the ion gel thin film dielectric layer may form m×n electric double layer capacitors.

A pressure sensing device having a first sensing element, a second sensing element and a sensing circuit. The first and second sensing elements have one or more piezoresistive materials. The first sensing element has a first gradient along a longitudinal axis thereof having a first direction. The second sensing element has a second gradient along a longitudinal axis thereof having a second direction. The first direction of the first gradient is opposite to the second direction of the second gradient. The sensing circuit is (a) coupled to the first and second sensing elements and (b) arranged to sense at least one out of resistance and conductance of the first and second sensing elements to determine a magnitude and a location of a pressure applied on the first and second sensing elements along the longitudinal axes thereof.

A flexible sensor configured to detect a physical amount of a measurement target in a state surrounding the measurement target includes a sensor cable configured to detect the physical amount of the measurement target and a holding portion on which a base end portion of the sensor cable is mounted, the holding portion having a groove portion in which a distal end portion of the sensor cable is fitted from a side surface.

Disclosed is a synaptic mechanotransistor. More particularly, the present invention provides a synaptic mechanotransistor that includes an ionic active layer configured to form a channel according to migration of ions, and thus, is capable of implementing a series of steps of a mechanical stimulus, change in resistance of a sensor device, conversion into an electrical pulse signal and securement of synaptic characteristics in a single device.

Robots including a lifting actuator for lifting object are disclosed. In one embodiment, a robot includes a rail system extending in a system direction, a body structure coupled to the rail system, the body structure comprising an array of flexible tactile sensors, wherein each flexible tactile sensor of the array of flexible tactile sensors is operable to produce a signal determinative of a magnitude and a direction of a force applied to the flexible tactile sensor, and a lift actuator operable to move the body structure along the rail system.

Techniques are described for additive manufacturing, e.g., 3D printing, stretchable tactile sensors. As described, the techniques may allow the stretchable tactile sensors to be 3D printed under ambient conditions via nanocomposite inks. In various embodiments, sinter-free inks are described with adjustable viscosities and electrical conductivities. Moreover, conductive compositions are described in which micron or submicron-sized silver particles are dispersed in a highly stretchable silicone elastomer. Techniques are described herein in which the inks are used 3D printing process to form tactile sensing platforms and integrated arrays.

An end-effector may include a base, a plurality of underactuated fingers coupled to the base; and an adhesion gripper coupled to the base. An end-effector may include a base, an actuator, a first underactuated finger comprising a proximal link and a distal link, the proximal link including a distal end, a guide for a first tendon spaced a first distance away from the distal end of the proximal link and the distal link including a lever arm disposed on a proximal side to the distal pad and which extends in a volar direction from a first axis, and a node disposed on the lever arm sized and shaped to receive a first tendon. The end-effector may include a first revolute joint compliant in a first direction disposed between the base and the proximal link; and a second revolute joint compliant in the first direction disposed between the proximal link and the distal link.