Abstract: A tool for removing a coating from an interior surface of a component. The tool includes a rotary device; a grinding attachment attached to the rotary device; a tool holder configured to: set an axial position of the grinding attachment coupled to the rotary device over the coating on the interior surface of the component; and set a radial position of the grinding attachment coupled to the rotary device, the radial position defining a cutting depth of the grinding attachment into the coating on the interior surface of the component; and a wheel assembly coupled to the tool holder for guiding the tool holder about an interior perimeter of the component.

Abstract: A vibro-tactile cutaneous alert stimulation and massaging system for equipment such as a vehicle includes a pad; a heater element, and motorized vibrators in respective regions of the pad; a plurality of vibratory transducers for location relative to plural zones of the seat, each transducer being responsive to a transducer power signal; a microprocessor controller having program and variable memory and an input and output interface; an array of input elements connected to the input interface for signaling the microprocessor in response to operator input, the signaling including an intensity control value, a plurality of mode signals, and a plurality of region signals relating transducers to be enabled; and a driver circuit responsive to the output interface for producing the power signal separately for each of the transducers.

Abstract: A massaging system includes a pad comprising with multiple zones sand vibratory transducers in the pad for vibrating the zones. Each transducer includes a motor and a mass element eccentrically coupled to the motor. The massaging system also includes a microcontroller having an input interface and an output interface, a program memory coupled to the microcontroller, and input elements coupled to the input interface for signaling the microcontroller in response to operator input. A motor driver coupled to the output interface and the vibratory transducers drives the vibratory transducers in response to the operator input, while firmware stored in the memory and executed by the microcontroller selectively operates the vibratory transducers in a tapping mode and a wave mode in response to the operator input.

Abstract: A vibro-tactile cutaneous alert stimulation and massaging system for equipment such as a vehicle includes a pad, a heater element, and motorized vibrators in respective regions of the pad; a plurality of vibratory transducers for location relative to plural zones of the seat; a microprocessor controller having program and variable memory and an input and output interface; an array of input elements connected to the input interface for signaling the microprocessor in response to operator input; and a driver circuit responsive to the output interface for producing the power signal separately for each of the transducers. The controller responds to the input elements to activate the transducers in: a massaging mode and an alert mode producing a predetermined sequence of vibro-tactile cutaneous alert stimulation cycles. Additional transducers can be spaced along a restraining seat belt for imparting directionally oriented stimuli warning of an impending collision.

Abstract: A massaging system includes a pad, a heater element, motorized vibrators in the pad, heater and motor drivers in the pad, a control wand removably connectable to the pad and having a microcontroller with RAM and ROM, a serial EEPROM, and a serial interface to a shift register in the pad for signaling pulse width modulation of the drivers. The ROM defines a master set of operating modes and variations thereof in response to operator input. The EEPROM has data for implementing and configuring a subset of the master modes. Also disclosed is a set-up method for writing data to the EEPROM using the serial interface when the wand is disconnected from the pad. The system can include an audio envelope detector having a dual-slope integrating ADC in the pad that is cycled by serial signals driving the shift register, a single comparator output of the ADC signaling the microcontroller.

Abstract: A computer controlled massaging system (10) includes a pad (14), a plurality of motorized vibrators (12) in respective regions (26, 28, 30, 32, 34) of the pad; a heater element (16, 18) in the pad; microprocessor controller (10); an array of input elements (50, 52, 54, 56, 58, 62, 64, 96) responsive to operator input for signaling an intensity control value at least one region signal relating motors to be activated, and a heat control input; and a plurality of motor drivers (118) and a heater driver (120) responsive to the controller. The motors can be variably driven using pulse width modulation, with duty cycle compensation for voltage drops resulting from added loads and with current limiting when, for example, the system is powered from an AC line using a low voltage transformer of limited capacity.

Abstract: A massaging system includes a pad; a heater element, and motorized vibrators in respective regions of the pad; corresponding heater and motor drivers in the pad; a control wand removably connectable to the pad and having a microcontroller with RAM and ROM, a serial EEPROM; a serial interface to a shift register in the pad for signaling pulse width modulation of the drivers. The ROM defines a master set of operating modes and variations thereof in response to operator input of intensity, region, heat input; and mode signals to the controller. The EEPROM has data for implementing and configuring a subset of the master modes. The system can also provide composite modes including a test mode that automatically sequentially activates each mode and variation of the subset of the modes without delays for exercising non-implemented modes.

Abstract: A remote controlled massage device includes a remote control unit having a microprocessor, a keypad, and a transmitter, the microprocessor being programmed for generating output data directly corresponding to individual keystrokes of the keypad that define activation of particular vibrator elements, operation in particular time-variant power level sequences, relative vibration intensity, and relative speed of advancing through the time-variant power sequences. The transmitter has a transducer for radiating signals corresponding to the output data, for reflection from a ceiling under which the device is located, the data being transmitted in plural identical packets having a header, a sequence number, a device code program data, and an error code, subsequent sets of the identical packets having different sequence numbers.

Abstract: A remote controlled massage device includes a remote control unit having a microprocessor, a keypad, and a transmitter, the microprocessor being programmed for generating output data directly corresponding to individual keystrokes of the keypad that define activation of particular vibrator elements, operation in particular time-variant power level sequences, relative vibration intensity, and relative speed of advancing through the time-variant power sequences. The transmitter has a transducer for radiating signals corresponding to the output data, for reflection from a ceiling under which the device is located, the data being transmitted in plural identical packets having a header, a sequence number, a device code program data, and an error code, subsequent sets of the identical packets having different sequence numbers.

Abstract: A tactile alert stimulation and massaging system for equipment such as a vehicle includes a pad; a heater element, and motorized vibrators in respective regions of the pad; a plurality of vibratory transducers for location relative to plural zones of the seat, each transducer being responsive to a transducer power signal; a microprocessor controller having program and variable memory and an input and output interface; an array of input elements connected to the input interface for signaling the microprocessor in response to operator input, the signaling including an intensity control value, a plurality of mode signals, and a plurality of region signals relating transducers to be enabled; a driver circuit responsive to the output interface for producing, separately for each of the transducers, the power signal; and the microprocessor controller being operative in response to the input elements for activating the transducers for operation thereof in a plurality of modes including a massaging mode selectively pr

Abstract: A computer controlled massaging system includes a pad; a plurality of motorized vibrators in respective regions of the pad; a heater element in the pad; a microprocessor controller; an array of input elements responsive to operator input for signaling an intensity control value, at least one region signal relating motors to be activated, and a heat control input; and a plurality of motor drivers and a heater driver responsive to the controller. The motors can be variably driven using pulse-width modulation, with duty cycle compensation for voltage drops resulting from added loads, and with current limiting when, for example, the system is powered from an AC line using a low-voltage transformer of limited capacity. Also disclosed is a corresponding method for massaging.