 | Frederick Eugene Turneaure - Civil engineering - 1909 - 456 pages
...through a cone as shown in Fig. 1 or through a cylinder as shown in Fig 2, the curve of intersection will be an ellipse. An ellipse may be defined as being...curve generated by a point moving in a plane, the sum of the distances of the point to two fixed points being always constant. The two fixed points are called... | |
 | 1912 - 558 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 87, and shall lie on the longest line that can be drawn in the ellipse which is called the Fig. 87. Ellipse Fig. 88. Parabola major axis; the shortest line is called the... | |
 | Ervin Kenison - Mechanical drawing - 1916 - 44 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 80, and shall lie on the longest line that can be drawn in the ellipse which is called the major axis; the shortest line is called the minor axis; and is perpendicular to... | |
 | Machine-shop practice - 1917 - 416 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 86, and shall lie on the longest line that can be drawn in the ellipse which is called the major axis; the shortest line is called the minor axis; and is perpendicular to... | |
 | Architecture - 1917 - 550 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 87, and shall lie on the longest line that can be drawn in the ellipse which is called the Fig. 87. Ellipse Fig. 88. Parabola major axis; the shortest line is called the... | |
 | Civil engineering - 1909 - 458 pages
...through a cone as shown in Fig. 1 or through a cylinder as shown in Fig 2, the curve of intersection will be an ellipse. An ellipse may be defined as being...drawn in the ellipse. One of these points is called a fonts. The longest line that can be drawn in an ellipse is called the major axis and the shortest line,... | |
 | Heating - 1918 - 406 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 86, and shall lie on the longest line that can be drawn in the ellipse which is called the major axis; the shortest line is called the minor axis; and is perpendicular to... | |
 | Building - 1919 - 496 pages
...two fixed points shall always be constant. The two fixed points are called foci, Fig. 86, and shall lie on the longest line that can be drawn in the ellipse which is called the major axis; the shortest line is called the minor axis; and is perpendicular to... | |
| |
Fig. 4. Ellipse. The ellipse is a curve formed by the intersection of a plane and a cone, the plane being oblique to the axis but not cutting the base. If a plane is passed through a cone as shown in Fig. 1 or through a cylinder as shown in Fig 2, the... 
