transfer machining line
41N441 — The N441 project intends to build a Victorian Railways N class steam locomotive out of the frame of a K class locomotive. The project is being carried out by the Locomotive Restoration Group based out of the Newport railway workshops in Victoria …
42Microelectromechanical systems — (MEMS) (also written as micro electro mechanical, MicroElectroMechanical or microelectronic and microelectromechanical systems) is the technology of very small mechanical devices driven by electricity; it merges at the nano scale into… …
43Hacks at the Massachusetts Institute of Technology — A hack in progress in Lobby 7. Hacks at the Massachusetts Institute of Technology are practical jokes and pranks meant to prominently demonstrate technical aptitude and cleverness, or to commemorate popular culture and historical topics.[1] …
44PDP-11 — This article is about the PDP 11 series of minicomputers. For the PDP 11 processor architecture, see PDP 11 architecture. The PDP 11 was a series of 16 bit minicomputers sold by Digital Equipment Corporation (DEC) from 1970 into the 1990s, one of …
45Rotary engine — The rotary engine was an early type of internal combustion aircraft engine in which the crankshaft remains stationary and the entire cylinder block revolves around it. The design was used mostly in the years shortly before and during World War I… …
46Space manufacturing — is the production of manufactured goods in an environment outside a planetary atmosphere. Typically this includes conditions of microgravity and hard vacuum.Manufacturing in space has several potential advantages over Earth based industry.# The… …
47Mechanical filter — Figure 1. A mechanical filter made by the Kokusai Electric Company intended for selecting the narrow 2 kHz bandwidth signals in SSB radio receivers. It operates at 455 kHz, a common IF for these receivers, and is dimensioned 45×15×15 mm ( …
48Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
49Induction forging — refers to the use of induction heating to pre heat metals prior to deformation using a press or hammer. Typically metals are heated to between 1100˚C and 1200˚C to increase their malleability and aid flow in the forging die.Induction Forging… …
50Copper — For other uses, see Copper (disambiguation) …
