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Gas cushion (spring) pre-filled accumulators of liquids are called hydropneumatic accumulators. "Hydro" because a liquid (like water) is involved. "Pneumatic" because a gas (like air) is involved. "Accumulator" because the purpose is to store or accumulate liquid volume by easy compression of the gas.
The usual recoil system in modern quick-firing guns is the hydro-pneumatic recoil system. In this system, the barrel is mounted on rails on which it can recoil to the rear, and the recoil is taken up by a cylinder which is similar in operation to an automotive gas-charged shock absorber , and is commonly visible as a cylinder mounted parallel ...
Typically, it is a cutter attachment mounted on a crawler crane base machine, with different types of hose handling systems. The machine excavates by cutting the soil using two cutting wheels, while a powerful pump extracts the loose material mixed with some of the slurry, typically bentonite .
The Masterkey is a door breaching shotgun system manufactured by Knight's Armament Company. The Masterkey project was initiated during the 1980s to provide assault rifles with a potent built-in door breaching tool. Individual soldiers were often forced to carry a breaching shotgun in addition to their standard-issue rifle, but the Masterkey ...
A rail system mounted on top of a SIG SG 550 A dovetail rail on a rifle receiver for mounting a sight. A rail integration system (RIS; also called a rail accessory system (RAS), rail interface system, rail system, mount, base, gun rail, or simply a rail [1]) is a generic term for any standardized attachment system for mounting firearm accessories via bar-like straight brackets (i.e. "rails ...
A lightweight gun pod fitted with the M197 20 mm cannon, the unit weighs only 586 lb (266 kg) loaded with 300 rounds of ammunition. It has selectable fire rates of either 700 rpm or 1,500 rpm. [ 15 ] The pod is self-contained and powered by a Ni-Cad rechargeable battery, with sufficient charge to expend three complete loads before needing to be ...
Pages in category "Massage devices" The following 10 pages are in this category, out of 10 total. This list may not reflect recent changes. A. Anal vibrator; B.
The history of vibromassage through mechanical devices is not very long, although the vibration itself as a massaging technique dates back thousands of years. [1] Massage, of which vibration has always been an essential part, was known to Ancient Greeks and Romans, Chinese and Slavs; in the 5th century B.C. Herodicus compelled his patients to ...