flange — (Class Ostracoda): In closing apparatus of valve, ridge like inner margin formed by projecting outer lamella. Fits into flange groove of opposite valve. (See also list, selvage) [Stachowitsch, 1992]. (Class Ostracoda): Ridge along valve margin… … Crustacea glossary
Flange — A flange is an external or internal rib, or rim (lip), for strength, as the flange of an iron beam or I beam (or a T beam); or for a guide, as the flange of a train wheel; or for attachment to another object, as the flange on the end of a pipe,… … Wikipedia
Groove (machining) — In manufacturing or mechanical engineering a groove may be: # A canal cut in a hard material, usually metal. This canal can be round, oval or an arc in order to receive another component such as a nipple, a tongue or a gasket. It can also be on… … Wikipedia
Vacuum flange — Conflat redirects here. For other uses, see Conflat (disambiguation). A KF 25 tee, o ring, and clamp. A vacuum flange is a flange at the end of a tube used to connect vacuum chambers, tubing and vacuum pumps to each other. Contents … Wikipedia
posterior flange — (MOLLUSCA: Bivalvia) In oysters, the flange posterior to the left valve separated from the main body of the valve by the posterior radial groove … Dictionary of invertebrate zoology
Welding joints — are formed by welding two or more workpieces, made of metals or plastics, according to a particular geometry. The most common types are butt and lap joints; there are various lesser used welding joints including flange and corner joints. Contents … Wikipedia
Difference between train and tram rails — A railroad or railway is a track where the vehicle travels over two parallel steel bars, called rails. The rails support and guide the wheels of the vehicles, which are traditionally either trains and trams. Modern light rail is a relatively new… … Wikipedia
Ball bearing — For individual balls that are sometimes called ball bearings , see Ball (bearing). Working principle for a ball bearing … Wikipedia
Plain bearing — Crankshaft plain bearing shells A plain bearing, also known as a plane bearing[1] or a friction bearing[2] is the simplest type of bearing, comprising just a bearing surface and no rolling elem … Wikipedia
Rail profile — Rail from 1896 Cross sections of flat bottomed which can rest directly … Wikipedia