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A wheel with cogs or teeth; a gear wheel. See Illust. of Gearing.

selves be bevel. Shak. A bevel angle, any angle other than one of 90º. -- Bevel wheel, a cogwheel whose working face is oblique to the axis. Knight.

ack color and metallic luster, occurring crystallized, often in twin crystals shaped like cogwheels (wheel ore), also massive. It is a sulphide of antimony, lead, and copper.

A segment of he rim of a wooden cogwheel. Knight.

parts, by which the motion of an eccentric is transmitted, as in the steam engine. (b) A cogwheel set to turn about an eccentric axis used to give variable rotation. -- Eccentric hook or gab, a hook-shaped journal box on the end of an eccentric rod, opposite the strap. -- Eccentric rod, the rod that connects as ecce…

To come into gear with; as, the teeth of one cogwheel engage those of another, or one part of a clutch engages the other part.

A toothed wheel, or cogwheel; as, a spur gear, or a bevel gear; also, toothed wheels, collectively.

lves of a pattern are fastened, to facilitate molding. Knight. -- Match wheel (Mach.), a cogwheel of suitable pitch to work with another wheel; specifically, one of a pair of cogwheels of equal size.

A cogwheel with a small number of teeth, or leaves, adapted to engage with a larger wheel, or rack (see Rack); esp., such a wheel having its leaves formed of the substance of the arbor or spindle which is its axis. Lantern pinion. See under Lantern. -- Pinion wire, wire fluted longitudinally, for making the pinions of…

e. Segment gear, a piece for receiving or communicating reciprocating motion from or to a cogwheel, consisting of a sector of a circular gear, or ring, having cogs on the periphery, or face. -- Segment of a line, the part of a line contained between two points on it. -- Segment of a sphere, the part of a sphere cut o…

Provided with a shroud or shrouds. Shrouded gear (Mach.), a cogwheel or pinion having flanges which form closed ends to the spaces between the teeth and thus strengthen the teeth by tying them together.

o the jungle fowl. The males have two or more spurs on each leg. -- Spur gear (Mach.), a cogwheel having teeth which project radially and stand parallel to the axis; a spur wheel. -- Spur gearing, gearing in which spur gears are used. See under Gearing. -- Spur pepper. (Bot.) See the Note under Capsicum. -- Spur wh…

es of offsets or parts resembling the steps of stairs; as, a stepped key. Stepped gear, a cogwheel of which the teeth cross the face in a series of steps.

ng to the tooth of an animal, in shape, position, or office; as, the teeth, or cogs, of a cogwheel; a tooth, prong, or tine, of a fork; a tooth, or the teeth, of a rake, a saw, a file, a card.