Matches 251 - 300 out of 395 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5327120 Stabilized electromagnetic resonant armature tactile vibrator  
A resonant armature system (109, 114, 116) for generating a vibrating motion in response to an alternating excitation force includes at least two planar suspension members (109), substantially...
5321669 Aromatic alarm clock system  
An aromatic alarm system for awakening a user to a pleasant smell at a pre-selected time comprising, in combination an electronic processor couplable to a source of power adapted to provide...
5319355 Alarm for patient monitor and life support equipment system  
An alarm system for notifying necessary medical and hospital personnel that a patient or the patient's life support equipment require immediate response without providing the alarm signal to the...
5309140 Feedback system for remotely operated vehicles  
The present invention is a system for providing an output corresponding to he speed of a remote vehicle, comprising: a speed transducer mounted on the vehicle for providing a first output...
5304984 Belt tension signalling device  
A posture improvement device is provided, in which a predetermined amount of tension in a belt around the wearer's waist closes a switch and activates a buzzer, vibration motor, or other indicating...
5293161 Selective call receiver having a variable frequency vibrator  
A selective call receiver (100) comprises a receiver (104) for receiving a message and a vibrator (116) capable of vibrating at a selected one of at least two selectable frequencies for alerting a...
5285685 Perceived attitude apparatus and method  
An arrangement for achieving reliable communication of perceived attitude information from the test subject in an environmentally controlled spatial disorientation study. The communications system...
5245245 Mass-loaded cantilever vibrator  
An electronic device (100) includes a housing (222) and a piezo-bender (400). The piezo-bender (400) includes a metal beam (402) having at least a portion of a surface mechanically coupled to a...
5229744 Piezoelectric type pager  
A piezoelectric type pager comprises at least one piezoelectric vibrator which has one end fixed on a portion of a casing and the other end fixed on another portion of the casing and can generate a...
5222895 Tactile graphic computer screen and input tablet for blind persons using an electrorheological fluid  
A tactile screen for blind users is formed by a board with an array of holes filled with an electrorheological fluid and a membrane fixed on the surface of the board. The holes are equipped with...
5217319 Metal tactile edge-warning strip  
A tactile edge-warning strip made from a sheet-metal strip having a series of projections formed in the strip to present an uneven surface for tactile feedback. The upper surface is covered with a...
5181009 Timing and scorekeeping ring  
A timing and scorekeeping ring (10) designed to be worn on the finger (12) of an official's hand (14) for displaying information related to sporting events and games. The indicator ring (10)...
5175459 Low profile vibratory alerting device  
An electronic device, such as a selective call receiver, includes a housing (302) for the electronic device preferably having a rigid member (304) fixedly integrally attached thereto and extending...
5172092 Selective call receiver having audible and tactile alerts  
A selective call receiver includes a vibrator (206) for generating alerts. The vibrator (206) includes a housing (402), a flexible member (2) within the housing (402) and coupled thereto, and a...
5130700 Electronic torque wrench and overshoot compensation circuit therefor  
A torque wrench has a battery-powered sensing circuit which produces a torque signal proportional to the level of the torque applied. A reference signal corresponding to a predetermined torque...
5107540 Electromagnetic resonant vibrator  
An apparatus for effecting a vibrating motion comprises a resonant planar armature, a housing, an electromagnetic device attached to the housing for effecting an alternating electromagnetic field,...
5103223 Street crossing signal  
A street crossing signal for the visually impaired is disclosed. The signal acts cooperatively with the traffic signals to provide a tactile indication of the proper time to cross a street. A...
5091865 Pattern reading apparatus having variable reading period  
A pattern reading apparatus includes a conversion device for reading optical pattern information and converting it into electrical signals. A display device is provided for displaying pattern...
5086287 Display surface for tactile information  
A display surface for presenting information in tactile form by means of a grid-shaped array of tactile elements. It can be selectively caused to project into the space above the display surface by...
5055822 Scent alarm device  
A scent alarm device which includes a housing and a spray canister of an odorant, such as butyl mercaptan, supported within the housing utilizes a mechanism for intermittently dispensing odorant...
5045833 Apparatus and system for alerting deaf persons  
An improved actuator device is disclosed which comprises a combination of activators, switches, indicator lights and power outlets for providing an alarm to those persons of impaired hearing. The...
5007105 Watch type paging receiver  
A watch type paging receiver which may be put on person's wrist by a belt includes a body on which a display device such as a liquid crystal display device is provided. An inverted F-shaped main...
4982432 Electrotactile vocoder  
An electrotactile vocoder for persons having impaired hearing in which electrical stimulation is applied to a multiplicity of electrodes in contact with either side of each finger so as to...
4931765 Unitized housing for silent and tone pager alerting system  
A housing for an alerting system within a selective call radio receiver exhibits substantial space saving characteristics by incorporating both a low profile vibrator motor for silent alerting and...
4926879 Electro-tactile stimulator  
A device for electrically stimulating the skin in response to an electrical signal includes a flexible substrate on one surface of which is formed an electrically conductive pattern having a number...
4918438 Paging receiver having audible and vibrator annunciating means  
A paging receiver which includes a conventional receiver circuit for receiving a paging signal, having a page number that identifies the intended recipient, a memory for storing a unique page...
4905001 Hand-held finger movement actuated communication devices and systems employing such devices  
Disclosed are various forms of hand-held communication devices which serve as alternatives to a keyboard and which, in addition, allow the user to receive communications via the sense of touch....
4898536 Device for displaying graphic information  
A device (10) for displaying information, in particular more extensive braille texts, includes a pattern setter (16) and eraser means (36). Above the pattern setter, there is a cover plate (14)...
4879698 Piezopolymer actuators  
Piezopolymer actuator, wound in a bifilar fashion on two pins, is operated in a compressive mode without buckling. In addition to constraining motion of the winding along the surface of the pins,...
4871992 Tactile display apparatus  
Apparatus for providing a tactile display according to which a touch pin is selectively movable relative to a reference surface. An electromagnet distant from the reference surface has spaced poles...
4864276 Very low-profile motor arrangement for radio pager silent alerting  
A low-profile motor arrangement for accomodation in a low-volume electronic device such as a radio pager. The motor is designed to provide a vibrating action for silent alerting that does not...
4853674 Signalling apparatus for hearing impaired persons  
A system for hearing impaired persons for nonaudibly signalling the occurrence of monitored events such as an audible event (e.g. a baby crying), a telephone line signal, a switch closure, or a...
4851836 Audio-tactile pedestrian push button signalling system  
An audio-tactile pedestrian signalling system for use in conjunction with traffic control signal installation having a transducer (16) providing audio and tactile signals by means of signal...
4813419 Method and apparatus for communicating information representative of sound waves to the deaf  
A method and apparatus of communicating audio signals to the deaf is described. In accordance with the method described, electrical impulses characteristic of sound waves are applied either...
4809857 Drum rotation indicator  
A drum rotation indicator for indicating the speed of raising and lowering a load by a crane winch. A rate generator connected to the winch develops electrical pulses having a frequency...
4810996 Patient communication and diagnostic device  
A dental patient communication device to be used in instances when verbal communication is impossible or impracticable such as during dental examination and treatment; the device comprising a...
4801921 Abdominal muscle firmness alarm  
An abdominal muscle firmness alarm is characterized by a control unit containing a mechanism for producing a signal in the form of an electrical charge or a vibration impulse; a switch for...
4794392 Vibrator alert device for a communication receiver  
An alerting device for a paging receiver for generating vibration motion in the paging receiver housing. The alerting means comprises an electric motor, an eccentric weight, and a linking means....
4786889 Battery casing for a paging receiver  
A paging receiver having a function of alerting a person to reception by causing a motor to vibrate a housing of the receiver is disclosed. A generally box-like motor receiving portion is...
4777474 Alarm system for the hearing impaired  
The present invention is an alarm for the hearing impaired. A base station includes alarm receiving circuits for receipt of alarm signals. These alarm signals could be a telephone ringing signal, a...
4772205 Tactile braille or graphic display  
A tactile braille or graphic display with a laminar display carrier with pattern points which are raised in their tangible positions and are formed by the hemispherical surfaces of feeler balls...
4760850 Method for balancing assistance  
Method for assisting in the maintenance of a balanced stance by a person who has lost the sense of touch in one or both feet. Load signals are generated in correspondence with body weight loads...
4758165 Tactile relief display device and method for manufacture it  
A braille cell having piezoelectric reeds (8-11) attached at one end (28), supported in their middle region (at 29) and cooperating with tactile members (12-15) at their other end. The attachment...
4731603 Tactile alarm system for gaining the attention of an individual  
In an alarm system for gaining the attention of an individual requiring neither sound nor light for its operation, a transmitter unit is activated to send a signal at a predetermined frequency into...
4728934 Tactile stimulation device for hearing-impaired individuals  
An electro-acoustical transmitter converts electrical signals which correspond to acoustical events into mechanical vibrations which are transmitted onto the skin. The aim is to achieve a small...
4713651 Information display system  
An information display system comprising tactile output stimulators for providing spatial or directional information relative to an operator's egocentric coordinate system.
4668861 Tactile sensor employing a light conducting element and a resiliently deformable sheet  
A tactile sensing device for use in robotics and medical prosthetics includes a transparent sheet-like element and a second resilient sheet-like element positioned adjacent the first transparent...
4665291 Temperature control switch  
Control knob for temperature control switch is provided with means for heating or/and cooling the same, whereby, by feeling of the temperature of the control knob with a finger tip, it is possible...
4663613 Protective system for hot tub water and power supply  
A tub is supplied with hot water through a water circulation system including a pump, a water filter and an electric flow-through heater energized through an electric contactor upon closure...
4655673 Apparatus providing tactile feedback to operators of remotely controlled manipulators  
An apparatus and method is disclosed for providing tactile feedback information to the operator of a remotely operated manipulator assembly, such as a robot arm, by mechanically coupling a...
Matches 251 - 300 out of 395 < 1 2 3 4 5 6 7 8 >