### Projection of Circular Ring

Projection of a circular ring.

### Cog-wheel

"A small projection in machinery, used to impart motion. C. wheel, a wheel having cogs on its…

### Intersection Of A Plane And Cone

Illustration showing the intersection of a plane with a cone. The solid is shown in perspective and…

### Projection of Cylinder With Circular Hole

Projection of a cylinder with a circular hole.

### Projection of Cylinder

Illustration of the method of finding the projection, in the form of an ellipse, of the top of a cylinder…

### Projections of Cylinder

Projections of a cylinder inclined to horizontal plane.

### Point Distance

To determine the distance between two points A, B given by their projections.

### Flange

"A projecting edge, rim, or rib on any object, as the rims by which cast-iron pipes are connected together,…

### Flange

"A projecting edge, rim, or rib on any object, as the rims by which cast-iron pipes are connected together,…

### Flange

"A projecting edge, rim, or rib on any object, as the rims by which cast-iron pipes are connected together,…

### Projection of Frustum of Square Pyramid

Projection of a frustum of a square pyramid.

### Gnomonic Projection of a Cubic Crystal

"Here the plane of projection is tangent to the sphere, and normals to all the faces are drawn fro mthe…

### Projection of Hexagonal Bar

Projection of a hexagonal bar.

### Projection of Hexagonal Nut

Projection of a hexagonal nut.

### Involution

The three points in which any line cuts the sides of a triangle and the projections, from any point…

### Angle of Two Lines

To find the angle between two given lines a, b of which the projections a1, b1 and a2, b2 are given.

### Line Projection

To find the projections of a line which joins two points, A, B given by their projections.

### Length of a Line in Coordinate Plane

The line ab is projected in the coordinate plane.

### Length of a Line in Coordinate Plane

The line ab is projected in the coordinate plane.

### Profile Line

The line revolved into V and projection H in coordinate plane.

### Projections of a Line

Projections of a line parallel to a plane.

### Projections of a Line

Projections of a line perpendicular to a plane.

### Projections of a Line

Projections of a line inclined to a plane.

### Projections of a Line

Projections of a line inclined to both the horizontal and vertical planes will not show its true length,…

### Projections of a Line

Projections of a line's true length by revolving horizontal projection.

### Projections of a Line

Projections of a line's true length by revolving vertical projection.

### Projections of a Lines

Projections of a lines parallel to ground line.

### Line Projected Upon Plane

Illustration of a straight line projected upon a plane.

### Projection of a Line Segment

CD is the projection of AB upon OX. In each case AE=CD and AE=ABcos theta.

### Projections of Rectangular Prism

Projections of a rectangular prism or block.

### Projection of Round Bar

Projection of a round bar.

### Development Of Sphere

Illustration showing the development of a sphere by the perspective of its resolved cones.

### Projection of Square Bar

Projection of a square bar.

### Projection of Square Bar With Cylindrical Portion

Projection of a square bar with a cylindrical portion.

### Stereographic Projection of a Holosymmetric Rhombohedral Crystal

"...in this figure the thicker lines are the projections of the three planes of symmetry, and on these…

### Projections of Triangular Prism

Projections of a triangular prism or block.

### Projections of Triangular Prism With Hole

Projections of a triangular prism or block with a square hole.

### Projections and Development of a Truncated Cylinder

Projections and development of a truncated cylinder.

### Projection of Turned Block

Projection of a turned block.