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The Middle Game in Chess by Reuben Fine lists three major factors in the middlegame: king safety, force , and mobility, although not all of these factors are of equal importance. If king safety is a serious issue, a well-executed attack on the king can render other considerations, including material advantages, irrelevant.
A typical break-action, double-barreled shotgun. A way of closing the breech or chamber is an essential part of any breech-loading weapon or firearm.Perhaps the simplest way of achieving this is a break-action, in which the barrel, forestock and breech pivot on a hinge that joins the front assembly to the rear of the firearm, incorporating the rear of the breech, the butt and usually, the ...
In partner dancing, an open position is a position in which partners are connected primarily at the hands. The connection is through the hands, wrists, and fingers, and relies heavily on frame and the compression and tension of both partners' arms. This is as opposed to a closed position, where partners are in closer body contact. [1]
The move can lead to more open positions than the other lines, but is often considered dubious. [16] [17] Others maintain that 3...f5 is a valid idea. GM Tony Kosten considers the move respectable in his monograph on the opening. [18] The move was also played by David Bronstein and by Teimour Radjabov. After 3...f5 White has several ways to ...
An example of loss of power is when the air compressor (the main source of compressed air that provides the fluid for the actuator to move) shuts down. If there is a spring inside of the actuator, it will force the valve open or closed and will keep it in that position while power is restored.
Grip strength is a general term also used to refer to the physical strength of an animal and, for athletes, to the muscular power and force that can be generated with the hands. In athletics, grip strength is critical for rock climbers and is an important factor in strongman competitions and weight lifting .
Power Assist – This is a version of the low-energy operator. It doesn't open the door; instead, it lets the user open the door manually at a reduced force, compared to opening against a standard door closer. It closes the door with the same speed limitations as a low-energy operator.
An assisted-opening knife is a type of folding knife which uses an internal mechanism to finish the opening of the blade once the user has partially opened it using a flipper or thumbstud attached to the blade. [1] When the knife is in the closed position, the blade is held in place by means of torsion springs and an additional blade lock ...