mechanical rig
71Derby Works — The North Midland and later Midland workshop in 2006 The Midland Railway Locomotive Works, known locally as the loco comprised a number of British manufacturing facilities in Derby building locomotives and, initially, rolling stock in Derby, UK …
72Hammond organ — A close up of the Hammond L 100 organ, with the drawbars in the foreground The Hammond organ is an electric organ invented by Laurens Hammond in 1934 and manufactured by the Hammond Organ Company. While the Hammond organ was originally sold to… …
73Mellotron — This article is about the Mellotron keyboard. For the Mellotron book, see Mellotron (book). A Mellotron The Mellotron is an electro mechanical, polyphonic tape replay keyboard originally developed and built in Birmingham, England in the early… …
74Borehole — A borehole is the generalised term for any narrow shaft drilled in the ground, either vertically or horizontally. A borehole may be constructed for many different purposes including the extraction of water or other liquid (such as petroleum) or… …
75Motor-generator — Radio station motor generator set, converting from low to the high voltage power supply. This device is called an umformer in German. Dübendorf Museum of Military Aviation A motor generator (an M G set or a dynamotor for dynamo motor) is a device …
76Clam digging — Clam digger redirects here. For the trouser style, see Three quarter pants. Clam digging in Haneda, 1937 Clam digging is a common means of harvesting clams from below the surface of the tidal mud flats where they live. It is done both… …
77Steve Butler — (born September 26, 1956 in Amarillo, Texas) won six national driving championships in USAC Sprint Car and Silver Crown open wheel racing. Butler was highly regarded for his technical skills and performed chief mechanic duties on several of his… …
78Chinese fishing nets (of Kochi) — Kochi fishing net …
79Condition monitoring — is the process of monitoring a parameter of condition in machinery, such that a significant change is indicative of a developing failure. It is a major component of predictive maintenance. The use of conditional monitoring allows maintenance to… …
80Model yachting — This article is concerned with model vessels that are operated, either though programatic means or by remote control. For models intended for static display see ship model San Francisco Model Yacht Club X class (1000 square inches, few other… …
