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A 36 in (910 mm) reach extender with a secondary trigger and a pole that can be rotated 90 degrees. A reach extender (or reacher, grabber arm, helping hand, trash picker, picker-upper, extended gripper, long arm gripper, extended reach grabber, grabber tool, litter picker, or caliper) is a handheld mechanical tool used to increase the range of a person's reach and grasp when grabbing objects.
This is why firearms are never ported on the bottom of the barrel, as that would exacerbate muzzle rise, rather than mitigate it. Porting has the undesired consequences of shortening the effective barrel length and reducing muzzle velocity, while a muzzle brake is an extension added to the barrel and does not reduce muzzle velocity.
They are categorized into throwing techniques (nage-waza), grappling techniques (katame-waza), body-striking techniques (atemi-waza), blocks and parries (uke-waza), receiving/breakfall techniques (ukemi), and resuscitation techniques (kappo).
Modern sasumata man catcher used by riot police in Japan. While other man catchers are no longer in use, the sasumata (described above) currently has modern variants that are semi-flexible, with padding, blunt endpoints, and other slightly modified geometry, designed to significantly reduce the chance of injury to restrained civilians.
A scissors mechanism uses linked, folding supports in a criss-cross 'X' pattern. [1] The scissor mechanism is a mechanical linkage system used to create vertical motion or extension. It consists of a series of interconnected, folding supports that resemble the shape of a pair of scissors, hence its name.
Knife and scissor grinder sharpening a knife on a water-cooled grinding wheel, 2018.. A scissor grinder (German: Scherenschleifer), sometimes also scissor and knife grinder or knife and scissor grinder, for short also knife grinder, is a craftsman who sharpens and repairs blunt knives, scissors and other cutting tools.
Two soldiers in a "crude north–south position". A pinning hold (also known as a hold down and in Japanese as osaekomi-waza, 抑え込み技, "pinning technique") is a general grappling hold used in ground fighting that is aimed to subdue by exerting superior control over an opponent and pinning the opponent to the ground.
One end of the Ultra Hand has scissor-like handles and is operated like scissors, extending when the handles are pinched together and retracting when they are parted. On the other end of the Ultra Hand are two bowl-shaped grips with which ball -like objects can be gripped when the Ultra Hand is fully extended.
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