The forward and rearward movement of the piston is approximately one inch.

Following this rearward movement, the bolt locks to the rear and the barrel is forced forward by the spring.

Thus, the committee determined that the rearward movement of the President's head would not be fundamentally inconsistent with a bullet striking from the rear.

The slide's uninterrupted rearward movement and counter-recoil cycle are characteristic of the Browning system.

It is hinged at the back in the Piontkowski fashion and opens with an upward and rearward movement.

Once the bolt is fully unlocked it begins its rearward movement along with the bolt carrier.

The primary function of a head restraint is to minimize the relative rearward movement of the head and neck during rear impact.

A pair of telescoping screws delayed rearward movement of the operating parts during the firing cycle.

Rearward movement of the stick pulls the cables, and increases the pitch and therefore the lift of the main wing.

The last few feet required only a very slight rearward movement of the yoke to arrest the sink, and she touched with just one stiff-legged little bounce.

On firing, the slide and barrel are locked together for a few millimeters of rearward movement, after which the barrel is cammed down at the rear.

Where rearward movement exceeds cartridge design, the primer may rupture or the base of the cartridge case may begin to separate from the forward walls.

Recoil operation uses the rearward movement of parts of the weapon counter to the ejecta moving forward, as described by Newton's third law of motion.

Shortly before dark, we observed the rearward movement of fairly strong Rumanian infantry formations near Nicoresti and Satul Nou.

The lance rest was not used to simply hold the weight of the lance, as the English name might suggest, but to arrest the rearward movement of the weapon.

The belt is moved in two stages during both the forward and rearward movement of the reciprocating bolt carrier, which provides for a smooth and continuous feeding cycle.

Among these are hyperflexion, hyperextension, lateral hyperflexion and posterior hypertranslation, which are extreme forward, backward, sideways, and rearward movement of the head on the neck.

There is no breech locking mechanism, the rearward movement of the bolt caused by the recoil impulse is arrested only by the mainspring and the bolt's inertia.

During this rearward movement, a cam slot machined into the bolt carrier engages a cam pin on the bolt and rotates the bolt, unlocking the action.

The feed system uses a pawl feeding mechanism, driven by the recoiling bolt carrier, but the belt is only moved during the rearward movement of the bolt carrier.

In 1968, United States regulations (FMVSS Standard No. 204) were implemented concerning the acceptable rearward movement of the steering wheel in case of crash.

He confused matters by issuing a second order to his subordinates to hold their positions until 5 p.m., but by the time it was received, most of the Union units had begun their rearward movements.

During primary extraction, the initial very small rearward movement of the hot expanded cartridge case away from the chamber's walls must be powerful but very slow, if an automatic weapon is to be reliable.