US2161717A - Cartograph - Google Patents

Description

`lune 6, 1939.

G. A. MCDONALD 2,161,717

CARTOGRAPH Filed NOV. 29, 1937 rwmwin ATTORNEYS Patented June 6, 1.939 v i" Ui'iE STATES PATENT OFFECE CARTOGRAPH Grace A. McDonald, Petersburg, Ill.

Application November 29, 1937, Serial No. 177,131

5 Claims. (Cl. 35-41) My invention relates to cartographs and more constructed of wood or the like thereby permitparticularly to cartographs of the bas-relief type. ting the structure to be used as a table. How- One of the principal objects of my invention ever, the cover may, if desired, be constructed of is to provide a cartograph having land areas transparent material, for instance glass, whereby 5 dened by actual liquid. the interior of the tank may be viewed there- 5 Another object of my invention is to pro-vide through. a device of the above described character which From the foregoing it will be apparent that the is simple in construction, eiiicient in use and lends plates l I denne land areas and that the liquid itself to the teaching of geography and history. forms bodies of Water bounding said land areas.

l Other objects and advantages will be apparent A map of this character permits the teachings of 10 from the following description, appended claims geography and history to children in a manner and annexed drawing. whereby they can readily grasp the difference Referring to the drawing wherein like referbetween the land areas and the bodies of Water ence characters designate like parts throughout surrounding the same.

l the several views: If desired' models of ships and the like may be l5 Fig. l is a top plan view of my invention. employed and moved between the different land Fig. 2 is a sectional view taken on a line 2-2 areas to illustrate trade routes and for illustratof Figure l. ing historical journeys of various ships. The Fig. 3 is a sectional View of a modied form plates may be of the bas-relief type and have of plate. buildings, flags or other devices formed thereon 20 In practicing my invention I provide a support for further illustrating historical and geographframe 5 of substantially rectangular conflguraiCal eras.

tion having legs E secured to the corners thereof The InOded fOrrn 0f Plate illuStrB-ted in Figfor supporting the frame above a floor or the ure 3 depicts the mountainS, hills 0r the like like. as being raised above the upper surface of the 25 Mounted within the frame 5 is a receptade in plate to lend a more realistic setting to the the form of an elongated tank 'l having an open CartOgraDh. top and a bottom. 8. Vertically extending side What I Claim ist Walls e are provided and engage the inner faces 1- A oartograpb, comprising, a receptacle havso of the frame t, said side wens having outwardly ing a bottom, a plate mounted on and Snaoed so extending anges formed at the top thereof enfrom Said bOttOnl and adapted 'G0 define gef)m .gaging the top faces of the frame whereby the graphical area of land bounded by a bodi7 0f tank is supported in suspended position Within Water, and a body of liquid in Said reCeDtaCle the frame, and contacting said plate to represent said body secured to the bottom e of the tank are o pluof Water bounding said area of land. g; rality of vertically extending posts l0 on which 2. A deVCe 0f the Chaflaeter deSCrlOed, COmlOIS- is mounted a plurality of spaced plates Il, said ing, a reCepaCle lldVlng d bOtllOn. a plurality Of plates being of a suitable conuration to denne spaced plates Supported above said bottom and geographical land areas, for instance various adapted t0 define geegrtphical areas Of land 40 continents, islands and the like. Said plates, on bounded by a body of Water, a body 0I" liquid 40 the upper faces thereof, are colored to define the within said receptacle and contacting said plates boundaries between the diirerent countries on t0 represent Said lOOdY 0f Water beundng Said their respective continente and the like. The areas of land, and means maintaining Said plates plates are segmented whereby to denne inland spaced relative to each other.

bodies of water, rivers, streams and the like. 3. A deVlCe 0f the Character described, com- 45 The tank is supplied with a liquid of sufficient prsng, a Support frame, a receptacle Supported depth whereby the plates Il are maintained in Said frame and having d lOOttOm, plates above the surface thereof. mounted on and spaced from said bottom and The bottom a of the tankis formed with an outadapted to dene geosraplnoal areas of land let closed by a removable plug i2 in order that bOullded by d lOOdY 0f Water, and B' bOdy 0f ld- 50 the water or liquid may be drained from the tank uid in said receptacle and contacting said plates when desired. to represent said body of water bounding said A protective sectional cover I3 is hinged to the areas of land, and posts supporting said plates in leg 6 and is foldable over the tank 1 as illustrated spaced relation on the surface of said Water. in dotted line in Figures 1 and 2. The cover is 4. A cartograph, comprising, a receptacle hav- 55 prising, a support frame, a receptacle supported in said frame and havingarbottom, plates mount- Y ed on and spaced from sai-dl bottom and adapted to dene geographical areas of land bounded by a body of Water, and a body of liquid in said re- 'ceptacle and contacting vsaid plates to represent l said body of Water bounding said areas| of land;V

and posts supporting said plates in spaced relation on the surface of said Water, said plates having upper faces fashioned with reliefs for depicting said areas.

GRACEA. MCDONALD.

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