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The Datamatic Division of Honeywell announced the H-800 electronic computer in 1958. The first installation occurred in 1960. A total of 89 units were delivered. The H-800 design was part of a family of 48-bit word, three-address instruction format computers that descended from the Datamatic 1000, which was a joint Honeywell and Raytheon project started in 1955.
He is described as businessman and merchant. It was chiefly used to carry timber to a steam saw-mill in Wilden. Later it was used to transport coal and iron to the Wilden Works. There were two houses at Pratt's Wharf, one occupied by a lock keeper and the other by a clerk. The link was closed c1950. [1]
Door chain. A door chain, security chain, or security door chain or chain door interviewer [1] consists of a small chain attached to the door frame, which attaches to a track on the door for security purposes. It is a type of lock that is often used along with other types of locks to secure a door. [2] They are commonly used on hotel and motel ...
In 2000, a device called the "Club Buster" was designed for locksmiths. It is a big screw with a hook on one end and a large handle on the other and two legs designed to rest on the lock. It breaks steering wheel locks such as the Club by hooking onto the lock and tightening the screw with the handle.
Because there is a traveling pulley at the load, this doubles the mechanical advantage of the fixed (anchored) sprocket assembly, leading to a total mechanical advantage of 2 × P 1 / P 1 − P 2 . For instance, a 1-ton differential chain fall might have a 15-pocket and a 14-pocket sprocket set.
Most often, the power is conveyed by a roller chain, known as the drive chain or transmission chain, [1] passing over a sprocket, with the teeth of the gear meshing with the holes in the links of the chain. The gear is turned, and this pulls the chain putting mechanical force into the system.
A chainlock, also known as a smiley, [1] is an improvised weapon which consists of a length of chain or strong cloth attached to a large lock or other piece of metal. The chainlock is mainly used in areas where other hand held weapons, such as knives, are not readily available. The chainlock is used by swinging the heavy end of the chain at
A tubular lock and key. A tubular pin tumbler lock, also known as a circle pin tumbler lock, radial lock, or the trademark Ace lock popularized by manufacturer Chicago Lock Company since 1933, is a variety of pin tumbler lock in which a number of pins are arranged in a circular pattern, and the corresponding key is tubular or cylindrical in shape.