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A 16 ft, 8 ft and/or sometimes 4 ft pitch reed stop imitative of the instrument. Cornet (French) Cornett (German) Corneta (Spanish) Flute: A multi-rank stop consisting of up to five ranks of wide-scaled pipes. The pitches include 8 ft, 4 ft, 2 + 2 ⁄ 3 ft, 2 ft and 1 + 3 ⁄ 5 ft. Three and four-rank cornets eliminate 8 ft and 4 ft ranks.
The figure-eight knot or figure-of-eight knot is a type of stopper knot. It is very important in both sailing and rock climbing as a method of stopping ropes from running out of retaining devices. Like the overhand knot , which will jam under strain, often requiring the rope to be cut, the figure-eight will also jam, but is usually more easily ...
This equation implies that any emerging or disappearing amount of flow in a given volume must have a source or a sink, respectively. Sources represent locations where fluid is added to the region of space, and sinks represent points of removal of fluid. The term is positive for a source and negative for a sink. [1]
A glass stopper is often called a "ground glass joint" (or "joint taper"), and a cork stopper is called simply a "cork". Stoppers used for wine bottles are referred to as "corks", even when made from another material. [citation needed] A common every-day example of a stopper is the cork of a wine bottle.
Isometric projection of a grub screw with a hex socket head.. Set screws are not always the best way to resist the torque of driven shafts. To reduce the chance of slipping and to increase load capacity, a detent (often called a "flat") may be milled or ground at the part of the shaft where the set screw's point contacts.
This buffer stop at Zurich HB in Switzerland is designed to move up to 7 metres (23 ft) to slow down an 850-tonne (840-long-ton; 940-short-ton) passenger train from 15 km/h (9.3 mph) without damaging the train or injuring passengers.
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A signal with associated trip arm in the raised position (circled) Part of a railway signalling system, a train stop, trip stop or tripcock (sometimes called a tripper) is a train protection device that automatically stops a train if it attempts to pass a signal when the signal aspect and operating rules prohibit such movement, or (in some applications) if it attempts to pass at an excessive ...