worm gear

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worm gear
worm gear assembly

worm gear

1. A gear consisting of a spirally threaded shaft and a wheel with marginal teeth that mesh into it.
2. The toothed wheel of this gear; a worm wheel.

worm gear



1. (Mechanical Engineering) a device consisting of a threaded shaft (worm) that mates with a gearwheel (worm wheel) so that rotary motion can be transferred between two shafts at right angles to each other
2. (Mechanical Engineering) Also called: worm wheel a gearwheel driven by a threaded shaft or worm

worm′ gear`

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or worm′gear`,

1. a mechanism consisting of a worm engaging with and driving a worm wheel.
2. a gear wheel driven by a worm.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.worm gear - gear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel); changes the direction of the axis of rotary motion
cogwheel, gear, gear wheel, geared wheel - a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
worm - screw thread on a gear with the teeth of a worm wheel or rack
worm wheel - gear with the thread of a worm
References in periodicals archive ?
Consisting Of Limit Switches, 110V Ac Induction Motor Rdso Approved Source For Motor Emp Heli Worm Gear Reduction Unit, Main Shaft, Levers, Cams,Clutch System And Enclosure Conforming To Rdso Spec No.
1 Series (2-Stage) Helical-Bevel and the SMI Series Worm gear units.
The Global Gear Manufacturing Market can be segmented into three product segments: The Worm Gear, The Bevel Gear and The Spur Gear.
com/research/53v4zj/global_worm_gear) has announced the addition of the "Global Worm Gear Industry Report 2015" report to their offering.
The number of employees had increased to 1,000 by 1918 and by 1921 the company was the largest worm gear manufacturer in the world.
The lightweight, compact device features a worm gear drive with parallel link system to bring pipe and fittings together evenly and under control.
For example, part of the procedure requires removal and installation of the worm gear components.
Fifteen mini worm gear hose clamps have been added to the company's stock of hose clamps and cinch straps, joining six other categories of product.
The worm gear is mounted on aerostatic bearings and supported radially by rolling bearings.
He covers the geometry of cylindrical gears, the integrity of gears, elements of cylindrical gear drive design, bevel gears, planetary gear trains, and worm gear drives.
The Bevington photo shows what appears to be four components of the plane: a strut, a wheel, a worm gear and a fender.