Matches 1 - 50 out of 174 1 2 3 4 >
Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
Matches 1 - 50 out of 174 1 2 3 4 >