overtravel


Also found in: Acronyms.

overtravel

[¦ō·vər¦trav·əl]
(ordnance)
In machine guns, the distance the firing notch overrides the sear notch in cocking, to ensure positive engagement of the two notches.
References in periodicals archive ?
Fitting the fire-control components individually results in the best possible trigger release with little to no creep or overtravel and a short reset.
Not only can you adjust it to eliminate overtravel, you can adjust it to eliminate take-up as well.
Fab-processed 200-mm wafers with electrically shorted bond pads were probed at a 2-mil overtravel, and the [C.sub.RES] values between pin pairs at each touchdown were measured and recorded using a custom test program.
It also has a trigger overtravel stop and a tuned action.
Lock up was tight, the crown was perfect, and an excellent trigger job had been performed that had no creep and no overtravel. To my surprise, it came with a Weaver scope base, which was why the rear sight was missing.
The trigger in this rifle is Lithgow's three-lever-style module that is adjust able for trigger weight, sear engagement and overtravel. It's an easy trigger to adjust; simply remove two 5mm hex-head screws from the underside of the trigger assembly and the trigger guard, stock and action come apart easily.
One of the biggest tasks in learning trigger control is managing follow-through to deal with overtravel. The bump stops the trigger immediately after it releases the hammer, and that helps a great deal.
For overtravel, I like it a bit longer and go about 1/16 more than the directions.
(www.ghostinc.com) has for years been in the business of selling improved trigger connectors for docks, many of them with built-in overtravel stops.
Most failures of Series 80 systems occurred because someone did a trigger job, installed a new trigger with a closely toleranced overtravel stop, and reinstalled the Series 80 components.