Glossary “pitch diameter” Definition:
The point where the teeth of the two gears meet. This is the effective diameter of the gear.
What is pitch?
pitch
Glossary “pitch” Definition:
1). The rotating motion of a vehicle’s spring mass about its lateral axis, compressing the springs at one end of the vehicle and extending the springs at the other end. 2). Uniform spacing of adjacent elements of a series of points, lines, joints, planes, blades, or teeth, as in a broach or gear. 3). The center-to-center dimension between chain joints. 4). In a sprocket, the dimension between the centers of rollers bedded against the bottoms of adjacent tooth spaces. 5). The distance between corresponding points on adjacent threads. 6). The angle of a setting of some tools. 7). Distance from center-to-center of wire in adjacent coils in an open-wound spring.
pitch line
Glossary “pitch line” Definition:
Line that runs through the center of the tooth from heel to toe.
pitch of metallic color
Glossary “pitch of metallic color” Definition:
The appearance of a color when viewed from any angle other than face, and usually 45¡ã or less.
pitch tone
Glossary “pitch tone” Definition:
The observation of a color from an acute angle, possible from 45¡ã angle or less.