Internal gear

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(Mach.) a gear in which the teeth project inward from the rim instead of outward.

See also: Internal

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Global (United States, European Union and China) Gear Grinding Machinery Product Types In-Depth: , Internal Gear Grinding Machine, Universal Gear Grinding Machine & Others
Constructed from a triple butted 6061 series aluminium frame and featuring internal gear cable routing, Schwalbe Durano Race Guard tyres, Kaloy Uno handlebars, and a black Merlin saddle, this bike will have you sailing through your rides in no time.
Simple design, reliability and ease of maintenance of internal gear pumps are said to make them a popular choice across a wide range of industry applications.
FILTERTECHNIK says its Particle Pal is a self-contained portable measuring system that gives ISO, NAS and SAE Cleanliness readings and the option of water content analysis for oils and/or diesel fuels, complete with a re-chargeable battery, high pressure internal gear pump and controlled flow rate.
With a lower handwarmer pocket, two Napoleon chest pockets and an internal gear pocket, the jacket offers easy access to your bowhunting essentials plus an opening for your safety harness.
To help resolve this issue, a new internal gear fully variable discharge oil pump (F-VDOP) was developed.
The proprietary technology includes a complex internal gear system remotely activated and controlled by permanent magnets.
where [beta] is the helical angle; [T.sub.i] is the mean torque applied to gear-i; [[phi].sub.ik] = [[psi].sub.k] - [[delta].sub.ik][[alpha].sub.i], where [[alpha].sub.i] is the transverse operating pressure angle and [[delta].sub.ik] = 1 for external gear pair and [[delta].sub.ik] = -1 for internal gear pair; [k.sub.ik] is the meshing stiffness of gear-i and planet gear-k; [h.sub.ik] = 0 if the teeth lose contact and otherwise [h.sub.ik] = 1 according to the assumption of solid-solid contact; [e.sub.ik] is the static transmission error (TE) excitation function.
Inspection revealed left magneto's plastic gear shaft was worn, allowing internal gear to vibrate in forward and aft directions.