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The strike plate protects the jamb against friction from the bolt and increases security in the case of a jamb made of a softer material (such as wood) than the strike plate. Some strike plates have their hole size and placement calculated so a spring-bolt extends into the hole, but an adjacent anti-retraction device remains depressed ...
Backstop behind home plate at Petco Park, the San Diego Padres' home stadium. Under the Baseball Rule this is the minimum protection from foul ball injuries teams must provide.
The catcher also usually signals the desired location of the ball within the strike zone and "sets up" behind the plate or holds his glove up in the desired location as a target. The catcher's role becomes more crucial depending on how the game is going, and how the pitcher responds to a given situation.
Initially, the home plate umpire must determine if a swing was checked or not checked. If the umpire indicates that it was checked, an appeal can be made by the catcher or the manager, and the home plate umpire can then make a request to either the 1st or 3rd base umpire to make the call as to whether the swing was indeed checked.
Ballistic plates can be found in a variety of sizes and shapes. [3] In the industry, armour plate shapes are common referred to as a cut, in reference to how the strike face must be cut from the material. The most common are the: SAPI Cut, a rectangle with two sloped cuts on the top two corners, the name being derived from the SAPI armour plate ...
A catcher attempts to block a baserunner from reaching home plate. In baseball, blocking the plate is a technique performed by a catcher to prevent a runner from scoring. The act of blocking the plate accounted for most of the physical contact in Major League Baseball prior to the 2014 season, when it was outlawed except when the catcher already has possession of the ball.
The strike zone is a volume of space, a vertical right pentagonal prism. Its sides are vertical planes extending up from the edges of home plate.The official rules of Major League Baseball define the top of the strike zone as the midpoint between the top of the batter's shoulders and the top of the uniform pants, and the bottom of the strike zone is at the hollow beneath the kneecap, both ...
A call for a next generation plate, to stop even greater velocity threats than the ESAPI plate was issued by the U.S. Army in 2008. [5] The X Threat Small Arms Protective Insert plates are specifically allowed scalar or flexible systems, and asked for better coverage, with less than a pound of additional weight.