Lock (water transport) — Canal lock and lock keeper s cottage on the Aylesbury Arm of the Grand Union Canal at Marsworth in Hertfordshire, England … Wikipedia
Lock-free and wait-free algorithms — In contrast to algorithms that protect access to shared data with locks, lock free and wait free algorithms are specially designed to allow multiple threads to read and write shared data concurrently without corrupting it. Lock free refers to the … Wikipedia
Lock (computer science) — In computer science, a lock is a synchronization mechanism for enforcing limits on access to a resource in an environment where there are many threads of execution. Locks are one way of enforcing concurrency control policies. Contents 1 Types 2… … Wikipedia
Balance wheel — Wheel Wheel (hw[=e]l), n. [OE. wheel, hweol, AS. hwe[ o]l, hweogul, hweowol; akin to D. wiel, Icel. hv[=e]l, Gr. ky klos, Skr. cakra; cf. Icel. hj[=o]l, Dan. hiul, Sw. hjul. [root]218. Cf. {Cycle}, {Cyclopedia}.] [1913 Webster] 1. A circular… … The Collaborative International Dictionary of English
balance bar — /ˈbæləns ba/ (say baluhns bah) noun any projecting bar which offsets the weight of a hinged gate, as the beam projecting from a lock gate …
Struncheon Hill Lock — was built as a later addition to the Driffield Navigation in the East Riding of Yorkshire, England. It improved access to the next section of water during low tide conditions, and is the first lock. Some times known as Top Hill Low , which is the … Wikipedia
Rope lock — A rope lock is a device used in a counterweight fly system to keep a rope from moving. It consists of two steel claws which are pushed against each other to keep friction against the rope. A long steel handle (usually covered in a red rubber… … Wikipedia
Vapor lock — (also known as vapour lock) is a problem that mostly affects gasoline fueled internal combustion engines. It occurs when the liquid fuel changes state from liquid to gas while still in the fuel delivery system. This disrupts the operation of the… … Wikipedia
Lift lock — Lift Lift, n. 1. Act of lifting; also, that which is lifted. [1913 Webster] 2. The space or distance through which anything is lifted; as, a long lift. Bacon. [1913 Webster] 3. Help; assistance, as by lifting. Hence: A ride in a vehicle, given by … The Collaborative International Dictionary of English
Weigh lock — A weigh lock is a specialized canal lock designed to determine the weight of barges in order to asses toll payments based upon the weight and value of the cargo carried. This requires that the unladen weight of the barge be known.A barge to be… … Wikipedia
