Patent application number | Description | Published |
20100214050 | Self-leaded surface mount inductors and methods - A low cost, high performance inductive device for use in, e.g. electronic circuits is disclosed. In one exemplary embodiment, the device includes a two-legged magnetically permeable core optimized for fitting with one or more windings. Preferably, the device is also self-leaded, thereby simplifying its installation and mating to a parent device (e.g., PCB). In another embodiment, one or more low profile magnetically permeable cores are mounted on a surface of the self-leaded magnetically permeable core, preferably with a gap. In yet another embodiment, the aforementioned gap is obviated. In yet another embodiment, spacers are positioned on a surface of the self-leaded magnetically permeable core device to position the low profile magnetically permeable at a predetermined distance from the self-leaded magnetically permeable core. In yet another embodiment, a bead inductor is disclosed comprising a plurality of turns. Methods for manufacturing and utilizing the devices are also disclosed. | 08-26-2010 |
20110025304 | CURRENT SENSING DEVICES AND METHODS - A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowski-type coil which is manufactured in segments so as to facilitate the manufacturing process. In an exemplary embodiment, the current sensing apparatus segments comprise a number of bobbin elements that are wound and subsequently formed into complex geometric shapes such as torus-like shapes. In an alternative embodiment, bonded windings are utilized which allow the segments to be formed without a bobbin or former. In yet another alternative embodiment, the aforementioned current sensing devices are stacked in groups of two or more. Methods of manufacturing and using the aforementioned current sensing apparatus are also disclosed. | 02-03-2011 |
20110025305 | CURRENT SENSING DEVICES AND METHODS - A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowski-type coil which is manufactured in segments so as to facilitate the manufacturing process. In an exemplary embodiment, the current sensing apparatus segments comprise a number of bobbin elements that are wound and subsequently formed into complex geometric shapes such as torus-like shapes. In an alternative embodiment, bonded windings are utilized which allow the segments to be formed without a bobbin or former. In yet another alternative embodiment, the aforementioned current sensing devices are stacked in groups of two or more. Methods of manufacturing and using the aforementioned current sensing apparatus are also disclosed. | 02-03-2011 |
20110148561 | CURRENT SENSING DEVICES AND METHODS - A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowski-type coil which is manufactured in segments so as to facilitate the manufacturing process. In an exemplary embodiment, the current sensing apparatus segments comprise a number of bobbin elements that are wound and subsequently formed into complex geometric shapes such as torus-like shapes. In an alternative embodiment, bonded windings are utilized which allow the segments to be formed without a bobbin or former. In yet another alternative embodiment, the aforementioned current sensing devices are stacked in groups of two or more. Methods of manufacturing and using the aforementioned current sensing apparatus are also disclosed. | 06-23-2011 |
20120119864 | ADVANCED ELECTRONIC HEADER APPARATUS AND METHODS - A low profile and small size electronic device for use in, e.g., electronic circuits which provides maximum creepage and/or clearance distances. In one embodiment, the device is configured for a small footprint and utilizes two or more windings that require isolation. The exemplary device includes a self-leaded header made from a unitary construction which comprises a box-like support body having a cavity for mounting a circuit element, the support body having a base and leads extending generally horizontally outward from the support body adjacent the base, the support body having one side opening on a side with leads permitting the loading of the inductive device in the cavity, and a routing channel residing on the top of the base, so as to maximize the creepage and clearance distance of the electronic device. Shaped-core and other embodiments are also disclosed. | 05-17-2012 |
20130320961 | CURRENT SENSING DEVICES AND METHODS - A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowski-type coil which is manufactured in segments so as to facilitate the manufacturing process. In an exemplary embodiment, the current sensing apparatus segments are asymmetric in shape and/or composition (e.g., bobbin shape, size, and/or winding configuration) so as to account for asymmetries in the magnetic field distribution around a bus bar, or to accommodate its shape in a more compact form factor, and/or to improve the immunity to the effects of an external magnetic field. Methods of manufacturing and using the aforementioned current sensing apparatus are also disclosed. | 12-05-2013 |
Patent application number | Description | Published |
20120064483 | HARD-WIRED AND WIRELESS SYSTEM WITH FOOTSWITCH FOR OPERATING A DENTAL OR MEDICAL TREATMENT APPARATUS - A hard-wired and wireless system for operating a dental or medical treatment apparatus is provided. The system includes a footswitch device and a dental/medical base unit, each having a communication element for transmitting and receiving signals. The footswitch and base unit are each programmed to have an initial identification address Then, the footswitch and base unit are reprogrammed to know the identification address of the other. The footswitch and base unit can be reprogrammed in the field by the end user. Subsequent communications between the footswitch and base unit include both identification addresses. The footswitch includes two switches that are activated by depressing the upper cover of the footswitch to a first position and second position respectively. The footswitch is particularly suitable for operating an ultrasonic dental scaler. | 03-15-2012 |
20130209955 | TRANSDUCER ACTIVATED TOOL WITH WATER CONDUIT - A device includes a connecting end and a working end. Device has an internal fluid passageway and a bend area. The fluid passageway has a discharge opening or hole, which opening is positioned or located substantially away from the bend area, such that the discharge opening and upstream portions of the passageway will remain unaffected, substantially unaffected, or selectively affected by any deformation thereof due to the bending procedures employed to make the other portions of the tool, such as those conventionally involved in fabricating the bend area. | 08-15-2013 |
20140017629 | Hard-Wired and Wireless System with Footswitch for Operating a Dental or Medical Treatment Apparatus - A hard-wired and wireless system for operating a dental or medical treatment apparatus is provided. The system includes a footswitch device and a dental/medical base unit, each having a communication element for transmitting and receiving signals. The footswitch and base unit are each programmed to have an initial identification address Then, the footswitch and base unit are reprogrammed to know the identification address of the other. The footswitch and base unit can be reprogrammed in the field by the end user. Subsequent communications between the footswitch and base unit include both identification addresses. The footswitch includes two switches that are activated by depressing the upper cover of the footswitch to a first position and second position respectively. The footswitch is particularly suitable for operating an ultrasonic dental scaler. | 01-16-2014 |
Patent application number | Description | Published |
20110275025 | CIRCUIT BOARD FOR CONTROLLING WIRELESS DENTAL FOOT PEDAL - A system, method, and apparatus including a printed circuit board with electronic circuit components mounted thereon and configured for wireless communication between the various components and devices used in a wireless dental device. | 11-10-2011 |
20110275027 | SYSTEM INCLUDING A WIRELESS DENTAL INSTRUMENT AND UNIVERSAL WIRELESS FOOT CONTROLLER - A wireless, remote foot controller and a wireless instrument in direct communication with one another and method of operation. The remote foot controller can determine the wireless instrument in the hand of the dental professional and can determine whether the instrument is operational in an continuously variable mode or whether the instrument is operational at discrete speeds. The remote foot controller can then respond to activation by a user to provide a predetermined signal that drives the handheld unit with the appropriate signal. The remote foot controller is activated by application of pressure to the foot controller that provides tactile, sensory feedback to the user. The foot controller includes a circuit board, antenna and battery so that it is wireless. The circuit board includes communications protocol to permit the foot controller to communicate with several dental instruments. Although the foot controller is capable of controlling multiple dental instruments, it only controls one dental instrument at a time, usually the most recent device in the hands of the dental professional. | 11-10-2011 |
20110275327 | CIRCUIT BOARD FOR CONTROLLING WIRELESS DENTAL HANDPIECE - A system, method, and apparatus including a printed circuit board for wireless communication between the various components and devices used in a wireless dental device. The printed circuit board includes a substrate for mounting of a plurality of electronic components. The electronic components include a programmable controller; a radio frequency transceiver; an accelerometer; a wake-up device for generating a wake-up signal to the controller; and a 2.45 GHz antenna communicatively coupled with the RF transceiver. The electronic components are in electronic communication through printed circuit traces on the substrate and configured to communicate with at least one remote wireless controller. The PCB is configured to be mounted within a housing module of the hand-held dental hand piece. | 11-10-2011 |
20120005296 | METHOD OF SELECTIVELY PAIRING WIRELESS CONTROLLER TO MULTIPLE DENTAL/MEDICAL INSTRUMENTS - In a dental operatory system a master device coordinates the activity levels of multiple slave devices. The master device coordinates activity via a communication link with all slave devices. A communication protocol incorporates a closed system addresses scheme in which the master device learns all associated addresses of slave devices, and all slave devices learn all associated addresses of the master device. Each communication between master device and any slave device includes both the master device address and the slave device address. The master device scans all slave devices for an activity status and determines which slave device exhibits a threshold level of activity, and whether activity is increasing or decreasing. The master device passes a communication control token to the slave device to be controlled by operation of the master device. | 01-05-2012 |
20140017628 | SYSTEM INCLUDING A WIRELESS DENTAL INSTRUMENT AND UNIVERSAL WIRELESS FOOT CONTROLLER - A wireless, remote foot controller and a wireless instrument in direct communication with one another and method of operation. The remote foot controller can determine the wireless instrument in the hand of the dental professional and can determine whether the instrument is operational in an continuously variable mode or whether the instrument is operational at discrete speeds. The remote foot controller can then respond to activation by a user to provide a predetermined signal that drives the handheld unit with the appropriate signal. The remote foot controller is activated by application of pressure to the foot controller that provides tactile, sensory feedback to the user. The foot controller includes a circuit board, antenna and battery so that it is wireless. The circuit board includes communications protocol to permit the foot controller to communicate with several dental instruments. Although the foot controller is capable of controlling multiple dental instruments, it only controls one dental instrument at a time, usually the most recent device in the hands of the dental professional. | 01-16-2014 |
20140038129 | CIRCUIT BOARD FOR CONTROLLING WIRELESS DENTAL FOOT PEDAL - A system, method, and apparatus including a printed circuit board with electronic circuit components mounted thereon and configured for wireless communication between the various components and devices used in a wireless dental device. | 02-06-2014 |
20140062662 | METHOD OF SELECTIVELY PAIRING WIRELESS CONTROLLER TO MULTIPLT DENTAL/MEDICAL INSTRUMENTS - In a dental operatory system a master device coordinates the activity levels of multiple slave devices. The master device coordinates activity via a communication link with all slave devices. A communication protocol incorporates a closed system addresses scheme in which the master device learns all associated addresses of slave devices, and all slave devices learn all associated addresses of the master device. Each communication between master device and any slave device includes both the master device address and the slave device address. The master device scans all slave devices for an activity status and determines which slave device exhibits a threshold level of activity, and whether activity is increasing or decreasing. The master device passes a communication control token to the slave device to be controlled by operation of the master device. | 03-06-2014 |
Patent application number | Description | Published |
20100291522 | Medical Training Device - A medical training device with an improved clam shell type torso arrangement. An improved two-piece tiltable head feature, including mechanical mounting structure for secure attachment of an improved lung bag or face shield. The head also includes an improved nose feature to provide a more realistic representation of nasal cartilage, and an improved neck assembly. Additionally, an electro-mechanical indicator device is provided to show real time feedback of the CPR compression rate being administered by a student on the training manikin of the present application. The feedback by the device may be provided preferably by visual indicators, but may also have, or alternatively have, audio indicators or signals, such as words or sounds, to indicate whether or not the student is compressing within the preferred rate range, and/or the degree of variance in the student's compression sequences. | 11-18-2010 |
20120183942 | Manikin Sensing Pads and Liners in an AED Training System - An improved AED training pad and liner assembly is provided with an electrical lead connection supported on the training pad. The improved training pad has an adhesive surface and a contact surface. The liner has an engagement surface for repeated adhesive engagement with a portion of the training pad adhesive surface during storage of the assembly. The training pad adhesive surface has an electrical switch supported on the adhesive surface and interconnected with the electrical lead connection. The improved liner has a recess positioned for engagement adjacent the electrical switch to prevent activation of the electrical switch by the liner during storage of the assembly when the pad and liner are adhered together. | 07-19-2012 |
20140170622 | Training Pad Connector - An improved training pad connector device for connecting a disposable electrode training pad to an electrical cable using a very low profile, approximately 0.16 of an inch, which does not interrupt the external surface or dimensions of the training pad. The connector includes a top piece and a bottom piece forming a unitary body for capturing the electrical contacts and extending cable between the interconnected top and bottom pieces, and for engaging the electrode training pad on an extending tab. The top and bottom pieces of the connector and the electrode training pad each include aligned openings for receiving a removable pin. The removable pin engages the connector in an interference fit to secure the pad and connector together. | 06-19-2014 |
20150125840 | Portable Medical Training Device - A portable medical training manikin with a hollow torso body with a chest plate having slotted openings provided to enable realistic flexing of the chest plate along hinges engaged with a chest compression piston. The torso body has a realistic skin covering the torso and interconnected at a hinge. A chest compression piston supports and resists chest compressions performed by a user. The chest compression piston is engaged with the central chest plate of the torso body by a quick release mechanism having detent locks for securing the piston engaged with the chest plate. A two-piece tiltable head configuration enables detachment of the back half of the head piece, and inversion for nested stacking within the front half head piece. The hollow torso body is likewise configured for convenient stacking, including the compression pistons, in a carrying container. | 05-07-2015 |