Map display apparatus and method
First Claim
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1. The method of displaying the route of a trip within a preselected geographical region which region has been subdivided into a first predetermined number of discrete zones, which method comprises the steps of:
- selecting a second predetermined number of orientations for the zones;
providing a plurality of sets of cards with the number of said cards in said plurality of sets being equal to the product of said first predetermined number and said second predetermined number and with the cards of each of said plurality of sets of cards being uniquely associated with a single one of said zones and containing said second predetermined number of cards;
providing on each of said cards in each of said plurality of sets a map display representing the zone associated with the said card, with each card having its map display oriented in a different one of said selected orientations and wherein all of the indicia on each display is oriented for reading towards the same edge of the card irrespective of the orientation of the map display thereon;
determining which of said zones are traversed by said route and the sequence of traversals of said zones by said route;
arranging said cards into a deck with each card in sequential order as determined by said sequence of traversal; and
displaying each card in succession as the trip progresses from zone to zone.
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Abstract
Map display apparatus for travelers and drivers presenting geographical regions (the world, continents, countries, states, cities, etc.) as a combination of sequential zones illustrated on pocket size cards with each zone repeated four times for North, East, West, and South (N E W S) orientation. It is supplemented by a set of accessories for tracing directions in an erasable or washable form with a provision for card'"'"'s multiple usage and a portable holder for their storage.
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Citations
13 Claims
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1. The method of displaying the route of a trip within a preselected geographical region which region has been subdivided into a first predetermined number of discrete zones, which method comprises the steps of:
- selecting a second predetermined number of orientations for the zones;
providing a plurality of sets of cards with the number of said cards in said plurality of sets being equal to the product of said first predetermined number and said second predetermined number and with the cards of each of said plurality of sets of cards being uniquely associated with a single one of said zones and containing said second predetermined number of cards;
providing on each of said cards in each of said plurality of sets a map display representing the zone associated with the said card, with each card having its map display oriented in a different one of said selected orientations and wherein all of the indicia on each display is oriented for reading towards the same edge of the card irrespective of the orientation of the map display thereon;
determining which of said zones are traversed by said route and the sequence of traversals of said zones by said route;
arranging said cards into a deck with each card in sequential order as determined by said sequence of traversal; and
displaying each card in succession as the trip progresses from zone to zone. - View Dependent Claims (2, 3, 4, 5, 6, 7)
- selecting a second predetermined number of orientations for the zones;
- 8. Map display apparatus to facilitate travel along a preselected route within a defined geograhical region which region has been subdivided into a predetermined number of zones, which apparatus comprises a plurality of cards wherein there is provided a set of cards for each of said zones, each card containing a map display representing the zone associated with said card, with each card in the set having its map display in a different orientation with respect to a reference edge of said card but with all of the indicia on each card in the set being oriented for reading in the same way with respect to said reference edge of said card, whereby selected cards of each set can be disposed successively in a deck along said preselected route of travel.
Specification