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Marketed as "Weston Differential Pulley Blocks with Patent Chain Guides", the pulley had good sales, namely, 3000 sets in 9 months. It was displayed in 5 sizes—from 10 long hundredweight (510 kg) to 3 long tons (3,000 kg)—at the 1862 International Exhibition in London and received a medal for "original application, practical utility and ...
A block and tackle [1] [2] or only tackle [3] is a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads.. The pulleys are assembled to form blocks and then blocks are paired so that one is fixed and one moves with the load.
TON Storage is a distributed file storage system accessible through the TON P2P Network, resembling torrent-like technology that utilizes smart contracts for reliability. TON Storage provides a platform for the storage and exchange of large amounts of data using the TON blockchain network, in an effort to eliminate the need for centralized web ...
A lewis (sometimes called a lewisson) is one of a category of lifting devices used by stonemasons to lift large stones into place with a crane, chain block, or winch. It is inserted into a specially prepared hole, or seating, in the top of a stone, preferably above its centre of mass.
Nevertheless, the TA580/TAS5380 has a maximum payload capacity of 20 tons, of which it primarily carries the HQ-9 air defence missile system. The TA580/TAS5380 comes in two additional variants. The TA5382 accommodates an additional four passengers due to the presence of a double cab, as well as being able to mount the WM-80 and WM-120 artillery ...
The band-segmented transmission orthogonal frequency-division multiplexing (BST-OFDM) system proposed for Japan (in the ISDB-T, ISDB-TSB, and ISDB-C broadcasting systems) improves upon COFDM by exploiting the fact that some OFDM carriers may be modulated differently from others within the same multiplex.
British Standard Pipe (BSP) is a set of technical standards for screw threads that has been adopted internationally for interconnecting and sealing pipes and fittings by mating an external thread with an internal (female) thread.
Top view of a segment from a "bar-link" bicycle chain. Bicycle chain of the bar-link or block chain type on safety bicycle in a vintage (c1900) photograph. A bar-link chain, also called a block-and-bar chain or a block chain, is a mechanical drive chain. It is composed of side plates, where each plate straddles one end of a block and is ...