Abstract: A changeable mechanism includes a contact support, a connecting rod, a connecting shaft, a cantilever, and a changeable component. The contact support has a moving contact therein, and rotates about a shaft. The connecting rod bottom end is connected to the contact support, the connecting rod top end is connected to a cantilever through a connecting shaft. The changeable component is connected to and drives the cantilever through a main shaft, and drives the contact support to rotate through the connecting shaft and connecting rod. Rotation of the contact support makes the moving contact and static contact separate or in contact to realize opening or closing a circuit breaker. The changeable mechanism may switch between a manual operation mechanism and an electrical operation mechanism of a MCB. The changeable component does not dispose the electrical operation mechanism outside the MCB, so that height and volume of the MCB is reduced.

Abstract: The present invention discloses a system and method for recognizing objects placed together using capacitance sensors in conjunction with the RFID technology. A structure that is made with a material of high dielectric constant and a RFID tag that comprises a unique identification code (UID) of an object is embedded with the object. With the objects recognized, the spatial structure or the spatial distribution formed by them is derived and corresponding sensory feedbacks are provided by the system.

Abstract: The present invention discloses a system and method for changing the state of a user interface (UI) element of a computer program visually marked on a physical object, through a touch action upon the object, among a plurality of objects on the interactive surface, each comprising a capacitance tab and a unique identification code. During runtime execution of the computer program, and in response to a touch action upon an object by an end-user, the interactive surface is configured to detect such touch action upon the object through an embedded capacitance sensor positioned under the object, and direct a sensory accessory to indicate a new state of the UI element marked on an object by exhibiting a new sensory pattern. The present invention offers enhanced interactivity between an end-user and a computer program mediated by physical objects.

Abstract: A programmable test chip includes a target chip to be tested and addressing circuits fabricated on the same wafer. The addressing circuits can be placed in the scribe lines or a pre-allocated area of the wafer. When testing the target chip, a circuit connecting the target chip and the addressing circuits can be fabricated on demand. In some cases the target chip is not connected to the addressing circuits, and a DUT array exists in a scribe line having a connecting circuit prefabricated between the addressing circuits with the DUT array for testing the DUT array in the scribe line. When the need for testing the target chip arises, the prefabricated connecting circuit can be cut, and the connecting circuit connecting the target chip and the addressing circuits can be fabricated. Based on results from such test chips, the manufacturing process can be better studied.

Abstract: Various aspects of the present disclosure are directed toward a disc drive actuator assembly including an e-block, a bearing, and a sleeve. The bearing includes an inner race, an outer race and a plurality of balls between the inner and outer races. The inner race being coupled to a pivot shaft of a disc drive, and the bearing being configured and arranged to facilitate rotation of the e-block around the pivot shaft. The sleeve coupling the outer race of the bearing to the e-block, and includes a groove along an inner diameter of the sleeve adjacent the outer race. The groove and outer race mitigate rotational torque changes due to thermal effects upon the disc drive actuator assembly by allowing the outer race of the bearing to deform into or away from the groove and therein mitigate or prevent the generation of certain forces in bearings.

Abstract: A system and method are provided for programming moving actions of a moving object with a plurality of functional objects in conjunction with an interactive surface that recognizes such objects and derives the structural pattern formed by the functional objects.

Abstract: Various aspects of the present disclosure are directed toward a disc drive actuator assembly including an e-block, a bearing, and a sleeve. The bearing includes an inner race, an outer race and a plurality of balls between the inner and outer races. The inner race being coupled to a pivot shaft of a disc drive, and the bearing being configured and arranged to facilitate rotation of the e-block around the pivot shaft. The sleeve coupling the outer race of the bearing to the e-block, and includes a groove along an inner diameter of the sleeve adjacent the outer race. The groove and outer race mitigate rotational torque changes due to thermal effects upon the disc drive actuator assembly by allowing the outer race of the bearing to deform into or away from the groove and therein mitigate or prevent the generation of certain forces in bearings.

Abstract: Aspects of the present disclosure are directed to bearings, their manufacture and implementation. As may be implemented in accordance with one or more embodiments, an apparatus includes a bearing cage with a plurality of ball pockets at respective locations along a length of the bearing cage. Each ball pocket holds a ball. A plurality of lubricant reservoirs are respectively located between adjacent ones of the ball pockets along the length of the bearing cage. A plurality of lubricant migration channels are recessed in the bearing cage, extend between and connect one of the lubricant reservoirs and one of the ball pockets, and flow lubricant between the one of the lubricant reservoirs and the one of the ball pockets.

Abstract: The present invention discloses a system and accompanying method for directing the movement of an object on an interactive surface through a defined path. The system includes an object embedded with a unique identification code (UID), a movement module, and a distinct pattern of capacitive tabs near the surface of the object that makes contact with the interactive surface, an interactive surface configured to recognize the UID, location and orientation information of an object placed on the interactive surface, and a processor operatively linked to the interactive surface and configured to direct, track and correct the movement of the object along a defined path on the interactive surface by tracking the UID, location and orientation of the object continuously and throughout the movement.

Abstract: The present invention discloses a system and method for directing an object generating a sensory output to a user through wireless means. The object does not have an embedded battery but derives power from radio frequency electromagnetic wave energy through the use of an RF energy harvesting module. Once selectively activated, the object provides an output to its user. Such output can be utilized in a variety of entertaining, useful or productive means.

Abstract: The present invention discloses a system and method to enable a capacitance sensor to further recognize a capacitive action on an object after the capacitance sensor has recognized the presence of the object. The system includes an object, an interactive surface embedded with a capacitance sensor, and a processor that is configured to continuously receive capacitance values from the capacitance sensor. After an object is placed on an interactive surface and within the detection range of the capacitance sensor, the processor is configured to deduce that a first significant change in capacitance value has occurred, and that an object has been placed on the interactive surface, based on one or more heuristics. And further, once an end-user touches the object, the processor is configured to deduce that a second significant change in capacitance value has occurred, and that the object has been touched by a finger, based on one or more heuristics.

Abstract: The present invention provides a system and method for construction of a spatial structure through the use of short-distance wireless communication means such as the infrared diode or pulse modulation. The system includes a plurality of objects, each object comprising multiple emitters and multiple receivers, each embedded near a surface of an object. Once a signal comprising information stored in multiple objects is received by the receiver of a particular object, a microprocessor is configured to derive the spatial relationship of these multiple objects relative to the particular object, and direct the information to be stored in its data storage means. A central processor receives information regarding the plurality of objects and derives a spatial structure formed by the plurality of objects. The present invention is useful in a variety of fields that require construction of a spatial structure. Example areas of applications are education, entertainment and productivity enhancement.

Abstract: Aspects of the present disclosure are directed to bearings, their manufacture and implementation. As may be implemented in accordance with one or more embodiments, an apparatus includes a bearing cage with a plurality of ball pockets at respective locations along a length of the bearing cage. Each ball pocket holds a ball. A plurality of lubricant reservoirs are respectively located between adjacent ones of the ball pockets along the length of the bearing cage. A plurality of lubricant migration channels are recessed in the bearing cage, extend between and connect one of the lubricant reservoirs and one of the ball pockets, and flow lubricant between the one of the lubricant reservoirs and the one of the ball pockets.

Abstract: The present invention discloses a changeable mechanism, the changeable mechanism comprises a support contact, a connecting rod, a connecting shaft, a cantilever and a changeable component. The support contact is provided with a moving contact therein, the support contact rotates about a shaft to make the moving contact be separated from or in contact with a static contact. The bottom end of the connecting rod is connected to the contact support, the top end of the connecting rod is connected to a cantilever through a connecting shaft. The changeable component is connected to the cantilever through a main shaft, the changeable component acts and drives the cantilever to act through the main shaft, and further drives the contact support to rotate through the connecting shaft and the connecting rod. The rotation of the contact support makes the moving contact and the static contact to be separated from or in contact with each other so as to realize opening or closing of a circuit breaker.

Abstract: The present invention discloses an adjustable electromagnetic release. A magnetic yoke is fixed on a bracket. A conductor passes through the bracket and the magnetic yoke and is mounted on the bracket. A shaft is mounted on the top of the bracket and is above the conductor. A push rod is mounted on the shaft and rotates with the shaft about the bracket. An armature is fixed on the push rod, the armature and the magnetic yoke are spaced apart. Adjusting mechanisms are mounted on the shaft. The adjusting mechanisms are mounted between the push rod and the bracket and on both sides of the push rod. A torsion spring is surrounded on the shaft and is within the adjusting mechanism. The adjusting mechanism contacts with the push rod. An adjusting rod is provided with a plurality of adjusting surfaces which contact with the adjusting mechanism. The adjusting rod is able to move along the longitudinal direction.

Abstract: The present invention provides an apparatus and method for eliminating blind spot of a high frequency RF antenna array, allowing an RFID tag to be detected when placed anywhere on top of and within the communication range of the RF antenna array. The RF antenna array includes a first array of RF antenna placed on a first surface and a second RF antenna placed on a second surface. The second RF antenna is located directly below or above the area encompassing borders of multiple antennas in the first array, but is not connected to any electrical path. Through the electromagnetic induction with the EM field generated by the first RF antenna array, a second EM field is formed by the second RF antenna, which enables detection and identification of the RFID tag placed on the blind spot of the first array of RF antenna. The present invention is useful in improving the RF communication range and accuracy of a passive RFID system.

Abstract: The present invention discloses a system and method for recognizing objects placed together using capacitance sensors in conjunction with the RFID technology. A structure that is made with a material of high dielectric constant and a RFID tag that comprises a unique identification code (UID) of an object is embedded with the object. With the objects recognized, the spatial structure or the spatial distribution formed by them is derived and corresponding sensory feedbacks are provided by the system.

Abstract: The present invention discloses a system and method for changing the state of a user interface (UI) element of a computer program visually marked on a physical object, through a touch action upon the object, among a plurality of objects on the interactive surface, each comprising a capacitance tab and a unique identification code. During runtime execution of the computer program, and in response to a touch action upon an object by an end-user, the interactive surface is configured to detect such touch action upon the object through an embedded capacitance sensor positioned under the object, and direct a sensory accessory to indicate a new state of the UI element marked on an object by exhibiting a new sensory pattern. The present invention offers enhanced interactivity between an end-user and a computer program mediated by physical objects.

Abstract: The present invention provides a system and method to enable a user to learn a language using physical objects in a highly interactive and free play format. The system uses an interactive surface without a visual electronic display with an array of embedded capacitance sensors and RF antennas operatively linked to a computer system, and a plurality of physical objects, each embedded with an RFID tag and a capacitance tab for activating the capacitance sensor, and each marked with a printed language element such as a letter of the alphabet. Upon a plurality of objects having been placed on the interactive surface, an end-user touches an object to receive feedback selected from a language feedback database that is specifically related to the language element of the object having been touched.