Searching:
Search by keyword, patent number, inventor, assignee, city or state:
| Patent # | Description |
|---|---|
| US-5,689,423 |
Vehicle navigation system for evaluating a return route based on cost A vehicle navigation system. A road map is displayed on a screen. The present position of the vehicle is displayed on the road map displayed on the screen. A... |
| US-5,689,422 |
Converter for cruise control system A converter for use with a constant speed vehicle cruise control system including a speedometer for generating a self speed signal representative of the self... |
| US-5,689,421 |
Vehicle safety system A vehicle safety system including an air bag operating unit and at least one sensor component. The vehicle safety system, in a simple and reliable fashion,... |
| US-5,689,420 |
Range safety tracking and data processing system A universal use of the global positioning system [GPS] network that is both low cost and versatile. It can be adapted for use in existing military and commercial... |
| US-5,689,419 |
Apparatus including computer control and voice repetition of digital
setting messages The control apparatus is suitable for use on airplanes. It has a digital computer, order-issuing devices for issuing settings in the form of digital messages... |
| US-5,689,418 |
Agricultural communication network An agricultural communications network including a master system which polls lower level systems for digital maps, each map comprising field character... |
| US-5,689,417 |
Medium-voltage cable expert system A rule-based expert system in combination with a plurality of catalog specification databases, a program instruction set, and a computer comprise an apparatus... |
| US-5,689,416 |
Computer system monitoring apparatus A menu controller displays a menu of failure statuses on a monitor display. The menu controller displays a user select menu by referring to the contents of a... |
| US-5,689,415 |
Control of paint spraying machines and the like Intelligent data storing apparatus for use in a control system comprising at least one programmable logic controller (PLC) for controlling one or more devices to... |
| US-5,689,414 |
Arithmetic and logic unit The controller system includes a control logic device and a controller arranged between a processor and the control logic device. The control logic device... |
| US-5,689,413 |
Voltage convertor for a portable electronic device A portable electronic device holster (105) includes an AC voltage convertor (115) having at least two AC prongs (102) extending therefrom. The AC voltage... |
| US-5,689,412 |
Univerally adaptable multi-function portable power supply unit for ac/dc
conversion which including backup... This invention is a multi-function power supply, i.e., a power-mate unit, for providing DC input to a portable electronic device, e.g., a notebook computer,... |
| US-5,689,411 |
Proportional DC power control system and method A control circuit is disclosed which uses AC power input and provides DC power output which is not limited by DC semiconductor switch power dissipation... |
| US-5,689,410 |
Split-boost circuit having imbalance protection circuitry A rectifier architecture with a split boost circuit having protection circuitry for protecting circuit elements of the split boost. The split boost includes a... |
| US-5,689,409 |
Switched-mode power supply The secondary winding is connected, via the series circuit of a capacitor and a second diode, to the charging capacitor which delivers the operating voltage. The... |
| US-5,689,408 |
Magnetic amplifier This invention provides a small-sized magnetic amplifier with a simple construction. The magnetic amplifier comprises a voltage converting portion composed of a... |
| US-5,689,407 |
Switched-mode power supply In a standby mode, a switched-mode power supply circuit may be operated in a burst mode with reduced secondary voltages (Vo1, Vo2) for supplying a standby... |
| US-5,689,406 |
Expandable data processing chassis and method of assembly thereof An expandable data processing chassis and method of assembly of an expandable data processing chassis includes stackable circuit board housings and a central... |
| US-5,689,405 |
IC card rear board support A frameless IC card is provided, with a rear board support (26) to hold the rear of a circuit board, wherein a single design of rear board support can hold... |
| US-5,689,404 |
Heat sink having air movement device positioned among tins and between
heating elements The heat sink of the present invention applicable to at least two heating elements including two integrated circuit packages includes a base member fixed to the... |
| US-5,689,403 |
Intercooled electronic device An intercooled electronic device, includes a thermally conductive chassis (110), a substrate (120) mounted onto the chassis (110), a housing (104) formed around... |
| US-5,689,402 |
SCSI docking adapter A docking adapter includes a male HDI 30 type connector (for connecting to a "POWERBOOK" portable computer) and a female DB 25 type connector (for connecting via... |
| US-5,689,401 |
Disk drive apparatus having dual I/O connectors A storage apparatus such as a magnetic disk drive or an optical disk drive having dual I/O ports is disclosed. The storage apparatus has a connector mounting... |
| US-5,689,400 |
Portable electronic apparatus including space-saving component mounting
features A portable computer of compact construction includes a base unit including a lower housing unit containing a PC board and an upper housing provided with an... |
| US-5,689,399 |
Versatile switching module A versatile switching module to control the switching operation of multiple relay switches and to monitor the status of each relay includes a driving card and... |
| US-5,689,398 |
Redundant control relay circuits Improved redundant relay control circuits are set forth which prevent a load from being energized when any relay coil or contact or stop or start switch contact... |
| US-5,689,397 |
Arrangement for disconnecting branches of a low voltage supply network
under short circuit conditions A single circuit-breaker is provided in the phase conductor, and the bridging circuit is provided on the load side of the single circuit-breaker, and a... |
| US-5,689,396 |
Signal input unit for semiconductor memory device A signal input unit for a semiconductor memory device comprising a signal input terminal, an electrostatic discharge protection circuit for discharging an... |
| US-5,689,395 |
Overcurrent protection circuit An overcurrent protection system which will give a rapid response to relatively small overcurrents. The system, which can be connected between an electrical... |
| US-5,689,394 |
Gate voltage modulation for transistor fault conditions A power device control system includes a power device having an input gate and first and second output terminals, a controller, and a gate driver for supplying... |
| US-5,689,393 |
Magnetic disk cartridge having an opening for a magnetic head on a side
thereof A magnetic disk cartridge comprises a cassette shell and a magnetic disk, which is incorporated in the cassette shell such that it can rotate. The cassette shell... |
| US-5,689,392 |
Tape cassette A tape cassette having a tape guide for contacting with a magnetic tape provided as a tape coil within a main cassette body, and guiding the running of the... |
| US-5,689,391 |
Magneto-optic multitrack reading head having a plurality of reflective
rays A magneto-optic multitrack reading head on which incident light impinges. The magneto-optic head includes a first layer of magnetic material exhibiting a Kerr... |
| US-5,689,390 |
Scanning device for a magnetic-tape apparatus The invention relates to a scanning device for a magnetic-tape apparatus, with a head disc which is rotatably mounted between an upper and a lower drum of a... |
| US-5,689,389 |
Low profile swage mount A low profile swage mount for connecting a disc drive actuator arm to the load beam of a head suspension assembly and including a base plate formed on one side... |
| US-5,689,388 |
Reduced-height magnetic disk drive unit, and disk mounting device for
the unit A disk mounting device, in a disk drive unit for rotating a disk-shaped recording medium while writing information on and/or reading information from it,... |
| US-5,689,387 |
Disk drive apparatus having improved disk loading mechanism A disk drive apparatus includes a mainframe equipped with a disk table which is rotated by a spindle motor, a disk holder which is provided on the mainframe so... |
| US-5,689,386 |
Miniature hard disk drive with EMI protection and single permanent
magnet rotary actuator having an improved... Disclosed is a rigid disk drive information storage device which includes a rigid disk having a diameter in the range of about 45-50 mm., with a housing having a... |
| US-5,689,385 |
Recording and/or reproducing apparatus having tape travel direction
control arrangement which prevents tape... A system for providing stable tape-travel in a recording and/or reproducing apparatus includes a tape travel-direction switching mechanism and a tape tension... |
| US-5,689,384 |
Timing based servo system for magnetic tape systems A track following servo system is disclosed for use with magnetic tape systems in which magnetic servo track patterns contain transitions recorded at more than... |
| US-5,689,383 |
Apparatus and method for correcting capstan load in slow speed
reproduction mode An apparatus and a method are provided for rapidly determining, without iteration, a desired value of a time interval between a head switching signal and the... |
| US-5,689,382 |
Method and apparatus for determining head parameter for helical scan
recorder Methods and apparatus are provided for determining a servo offset value and a take-up reel velocity for imparting a desired linear velocity to tape in a helical... |
| US-5,689,380 |
Thin film actuated mirror array for providing double tilt angle A thin film actuated mirror for an actuated mirror array includes a pedestal, a piezoelectric structure mounted to the pedestal, and a mirror surface... |
| US-5,689,379 |
Inner gear, cylindrical product with inner gear, mold for inner gear,
mold for cylindrical product with inner... A cylindrical product with an inner gear formed by injection molding, a mold for the cylindrical product, and a method of manufacturing the same are disclosed.... |
| US-5,689,378 |
Laser diode module A laser diode module includes a laser diode emitting a laser beam, and a lens for collimating the laser beam. The lens is tilted with respect to an optical axis... |
| US-5,689,377 |
Catadioptric optical system and exposure apparatus having the same A catadioptric optical system includes a first imaging optical system forming an intermediate image of a pattern provided on a first surface with a reduced... |
| US-5,689,376 |
Two element optical system, a camera using it and method of making the
camera An optical system comprising two lens elements one of which is biaspheric, the optical system is suitable for use in photographic devices such as single-use... |
| US-5,689,375 |
Optical apparatus An optical apparatus includes a lens movably supported, a driving part arranged to rotate for causing the lens to move, a moving mechanism arranged to cause the... |
| US-5,689,374 |
GRIN lens and method of manufacturing An optical element having an optical axis, and comprising a plurality of definable adjacent zones of optical material, each zone having a definable refractive... |
| US-5,689,373 |
Eyepiece lens An eyepiece lens of the present invention and is arranged in a real image mode finder optical system consists essentially of a single positive meniscus lens... |
Copyright 2008−2012 Patents.com
