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7370790 |
Apparatus for visualizing and determining holding pattern and entry
A holding pattern aid apparatus to enable a pilot in instrument conditions to instantly visualize a holding pattern and determine an appropriate entry procedure, is disclosed. The aid is configured...
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7287332 |
Airplane pilot aid
A pilot aid that includes a sheet material having indicia thereon indicative of a plurality of predetermined flying parameters including at least wind velocity and direction. A plurality of indicia...
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6950731 |
Traffic pattern approach computer
A mechanical computer used in tandem with a GPS to approach, enter and fly the traffic pattern of any uncontrolled airport. Pilots must navigate to a relatively small area or approach point before...
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6167627 |
Aeronautical holding pattern calculator
A device for computing the heading of an airplane in the outbound leg of a holding pattern, and the bearing to a VOR or NDB station at which the airplane should begin turning inbound at the end of...
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6038777 |
Method and apparatus for sight reduction
A sight reduction apparatus includes a sextant, a processor, and a nautical almanac, preferably all provided in an unitary housing. The sextant includes a fixed telescope which is pointed at a...
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5264682 |
Method and apparatus for plotting boat's position to rhumb line when tacking
A method and apparatus for plotting a boat's position relative to a rhumb line when tacking. The apparatus includes three independently rotatable disk members. A first disk member presents a...
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5167072 |
Directional plotter for underwater searches
A directional plotter for underwater searches, land searches, land orienting, or the like includes a pair of first and second relatively rotatable discs with the first disc including first, second...
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4855577 |
Navigational and yacht racing calculator
A navigational calculator (10) for establishing the ratios of time, or distance, to be spent on port or starboard tacks, respectively, during the maneuvering of a yacht to a windward destination. A...
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4831538 |
Hand-held navigation and flight performance computer
A menu-driven, hand-held navigation and flight performance computer having a keyboard, display, and CPU. The display includes a menu region for displaying the names of navigation and flight...
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4689476 |
Mariner's dogleg course distance calculator
There is disclosed a marine calculator of the slide rule type whereby the running distance to a destination station over a dogleg or zig zag course may be readily determined from knowledge of the...
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4652728 |
Wind and course calculator for navigation
A wind and course calculator for navigation is provided comprising two superimposed disks made from a transparent material, a mobile disk 1 movable in rotation and in translation carrying a network...
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4491724 |
Course and heading computer
A course and heading computer for use with marine charts which includes a transparent planar baseplate having a semicircular edge at one end joined with rectangular edges at the opposite end, the...
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4456821 |
Time/speed/distance slide rule
A slide rule for solving time/speed/distance problems where distances are measured with a single or universal ruler applicable to all charts or maps regardless of scale. Result is achieved by...
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4446624 |
Single handed set-up apparatus
A template, for use in conjunction with a radar presentation to train an intercept controller in coordinating aircraft movements, defines spatial relationships between aircraft symbols presented on...
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4442605 |
Dead reckoning navigation instrument
A dead reckoning navigation instrument, consisting of magnetically connected components, for navigation watercraft between known waypoints. A trackline on a transparent trackline plate connects the...
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4359628 |
Navigational aid
A navigational aid device comprising three concentrically mounted relatively moveable scales and at least one centrally mounted rotatable arm defining a moveable radial line intersecting the scales...
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4337577 |
Declination transposer
A direct reading map plotter for converting grid values to magnetic values and vice versa without having to perform arithmetic calculations. The plotter includes a transparent base having a recess...
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4327497 |
Marine computer
A graphic vector plotting instrument, particularly suited for marine navigational computations. A cursor disk is surrounded by a concentric compass disk, and both are rotatable about their common...
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4152835 |
Dual stereographic net
Instruments presently available for stereographic calculations use a single net over which transparent paper is moved. The device of this invention has two nets, one printed on each side of a...
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4134006 |
Navigational wind effect computer for aircraft
A device utilizing three discs, which are rotatably positionable relative to each other, is provided for computing aerial navigation wind correction angle and ground speed correction for various...
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4103809 |
Pilot's kneepad
A pilot's kneepad for use as an aid to navigation by pilots and navigators of aircraft and other vessels consisting of a plate which has means for attaching it to the upper surface of the thigh of...
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4096635 |
Navigational computer
This disclosure pertains to a navigational computer having three arms slideably and pivotably secured to one another. A pair of compass roses are affixed at the intersection of one arm to each of...
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4095342 |
Radio navigation aid
A navigation aid for visually indicating to an aircraft pilot or other user the distance and bearing to a destination by use of radio navigation information from two pre-located sources. The axis...
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4072849 |
Apparatus and method for calculating vehicle movement parameters
An apparatus and method of calculating a vehicle's elevation, speed, distance and time to arrive at a predetermined point. The apparatus includes a mechanical spring-driven clock mechanism having a...
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4023018 |
Navigation system and method
A coordinate indicating and plotting system wherein compass heading signals are periodically integrated at frequencies related to the distance traveled by a water, air or land vehicle to obtain...
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4011987 |
Aircraft descent profile calculator
An aircraft descent calculator including a central member defining an outer annular dial face about the periphery thereof; an intermediate member defining an intermediate annular dial face about...
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3971915 |
Sun angle calculator
Disclosed is a circular computer and system for determining the sun angle relative to the horizon from any given place and at any time. The computer includes transparent, rotatably mounted discs on...
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3957199 |
Navigational aids
A course correction calculator for use in light aircraft includes two arms pivotally connected together and each independently pivoted over a map supported on a base. The pivot connecting the two...
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3916155 |
Mechanical aircraft navigation computer
A relatively small, box-like housing contains a pair of spaced parallel shafts journalled in bearings at the opposite ends of the box. A plurality of endless belts are threaded over pulleys or...
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3855706 |
RADIO NAVIGATION PLOTTER
A radio navigation plotter having a disc which is adjustable to add in the magnetic heading of the craft to the relative bearing, as determined by a radio compass, so as to give the magnetic...
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3835299 |
NAVIGATIONAL COMPUTERS
A navigational computer for solving wind vector problems including a plurality of rotatable discs having cooperatively arranged wind grid, aircraft grid, and 360° compass rose, for setting and...
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3829658 |
NAVIGATIONAL COMPUTER
An outer annular reference scale defines 360° of angular orientation, and two cursors are rotatably mounted coaxially in centered relationship with respect to the annular scale, each cursor...
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3825181 |
TIDE AND TIME CALCULATING DEVICE
A time and tide calculating device that registers the tides and time of the tides, comprising a base having a standard time dial face imprinted upon same and a rotatable concentric tide calandar...
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3803389 |
COURSE LINE COMPUTER
A mechanical computer of the circular slide rule type is described, which will permit a pilot to utilize a nagivational technique known as area navigation (RNAV). Scales are provided which permit...
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3735100 |
LINEAR DISTANCE-SPEED-TIME COMPUTER
A computer for air navigation and the like having a distance scale for use with sectional maps drawn on a distance scale matching that of the computer, the said computer in addition to its said...
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3695034 |
APPROACH COMPUTER FOR AIRCRAFT
An approach computer device is provided for an aircraft approaching a landing field to enable the pilot to have before him during the approach a device which shows the distance to the landing field...
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3693873 |
FLIGHT PATH CALCULATOR
A flight path calculator in the nature of a circular slide rule having first and second relatively movable scale bearing members. The first of such members is logarithmically scaled with numerical...
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3693872 |
INTEGRATED FLIGHT DATA AIR NAVIGATION COMPUTER SYSTEM
An air navigation computer having a calculator side consisting of a lower disc inscribed with log-distance, compressibility, Mach number and temperature error scales; a central disc inscribed with...
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3674987 |
AIRCRAFT NAVIGATIONAL CALCULATOR
A calculator, which enables a pilot of an aircraft to determine the distance of the aircraft from a VOR station when the ground speed of the aircraft is known or the ground speed of the aircraft...
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3656688 |
AIRCRAFT COMPUTER
A device for instantly computing time, distance and fuel in an aircraft consisting of a housing, a vertically movable tape and a horizontally movable tape. The vertically movable tape indicates...
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3654436 |
AIR NAVIGATION COMPUTER FOR WINDAGE PROBLEMS
A computer including a pair of discs and cursor rotatably connected with a first logarithmic scale representing variations in wind speed on the lower disc and a second logarithmic scale...
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3635398 |
ENGINE RATING PRESSURE RATION COMPUTER
A computer for determining turbine engine pressure ratio limits during engine operation for several inflight ratings. The computer comprises a circular base with a circular overlay mounted thereon...
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3634939 |
SIGHTING ANGLE CALCULATOR
The spatial disposition of an object in orbit at a known height above the earth's surface is determined in terms of elevational and azimuthal angles relative to a known position on the...
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3630435 |
AEROTRACK, AIR-NAVIGATION TRIANGULATION COMPUTER
An air-navigation computer including a base disc element inscribed with a logarithmic scale, and movably mounted trig ring, compass indicator, combined master cursor and relative bearing indicator...
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3626163 |
AUTOMATIC LANDING SYSTEM
A simple and inexpensive multimode automatic landing system comprising altitude hold means, glide slope control means, and flare control means. Air data sensing means are utilized in all systems,...
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3625419 |
SONAR SLIDE RULE
This device is for determining the sonar range to an underwater target by a sonar operator. The device comprises a plurality of discs operative relative to each other in a relationship which is a...
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3625417 |
CALCULATOR MEANS FOR BOATING
A wind velocity calculator has a primary vector member with a calibrated scale, a secondary vector member having a calibrated scale thereon movably connected with the primary vector member and a...
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3599598 |
MAGNETIC BEARING INDICATOR
A navigational computer for obtaining true bearing from magnetic compass information. The device has a compass bearing scale and a magnetic bearing scale. Magnetic deviation pointers for a...
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3599335 |
ANALOG SPATIAL MANEUVER COMPUTER
An analog spatial maneuver computer provides an indication of three output angles through which a body in space must move so as to obtain a desired spatial attitude. These output angles are...
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3598306 |
TIME-SPEED-DISTANCE COMPUTER INSTRUMENT
A time-speed-distance computer instrument is described which uses coupled logarithmic and linear scales and a continuously indicating clock mechanism to allow computation of travel time, estimated...
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