self-controlled mechanical device

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• Self-steering gear — is equipment used on ships and boats to maintain a chosen course without constant human action. It is also known by several other terms, such as autopilot (borrowed from aircraft and considered incorrect by some) and autohelm (technically a… …   Wikipedia

• Self-replication — is any process by which a thing might make a copy of itself. Biological cells, given suitable environments, reproduce by cell division. During cell division, DNA is replicated and can be transmitted to offspring during reproduction. Biological… …   Wikipedia

• Self-Strengthening Movement — (zh t|t=洋務運動 or 自強運動); c 1861–1895 was a period of institutional reforms initiated during the late Qing Dynasty following a series of military defeats and concessions to foreign powers. [http://www.wsu.edu/ dee/CHING/SELF.HTM] To make peace with… …   Wikipedia

• Self-reconfiguring modular robot — Modular self reconfiguring robotic systems or self reconfigurable modular robots are autonomous kinematic machines with variable morphology. Beyond conventional actuation, sensing and control typically found in fixed morphology robots, self… …   Wikipedia

• Self-replicating machine — A self replicating machine is an artificial construct that is theoretically capable of autonomously manufacturing a copy of itself using raw materials taken from its environment. The concept of self replicating machines has been advanced and… …   Wikipedia

• self-acting self-activating self-moving self-regulating — Automatic Au to*mat ic, Automatical Au to*mat ic*al, a. [Cf. F. automatique. See {Automaton}.] 1. Having an inherent power of action or motion. [1913 Webster] Nothing can be said to be automatic. Sir H. Davy. [1913 Webster] 2. Pertaining to, or… …   The Collaborative International Dictionary of English

• self-locking — Automatic Au to*mat ic, Automatical Au to*mat ic*al, a. [Cf. F. automatique. See {Automaton}.] 1. Having an inherent power of action or motion. [1913 Webster] Nothing can be said to be automatic. Sir H. Davy. [1913 Webster] 2. Pertaining to, or… …   The Collaborative International Dictionary of English

• self-winding — Automatic Au to*mat ic, Automatical Au to*mat ic*al, a. [Cf. F. automatique. See {Automaton}.] 1. Having an inherent power of action or motion. [1913 Webster] Nothing can be said to be automatic. Sir H. Davy. [1913 Webster] 2. Pertaining to, or… …   The Collaborative International Dictionary of English

• Belay device — Belay devices are mechanical pieces of climbing equipment used to control a rope during belaying. They are designed to improve belay safety for the climber by allowing the belayer to manage their duties with minimal physical effort. With the… …   Wikipedia

• Radio-controlled model — A radio controlled model (or RC model) is a model that is steerable with the use of radio control. All types of vehicles imaginable have had RC systems installed in them, including cars, boats, planes, and even helicopters and scale railway… …   Wikipedia

• Ventricular assist device — Graphic describing a Left Ventricular Assist Device (LVAD). The device pumps blood from the left ventricle to the aorta. A Ventricular assist device, or VAD, is a mechanical circulatory device that is used to partially or completely replace the… …   Wikipedia