fastening devices

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• Intelligent fastening technology — is an unprecedented assembly technology that combines lightweight power efficient actuators that utilize smart materials, integrated miniature micro controllers to manage energy delivery, sensing and secondary switching functions and patented… …   Wikipedia

• Rail fastening system — Elements of a baseplate based rail fastening system 1. Screw for fixing plate to sleeper 2. Elastomeric pad supporting rail 3. Tension washer 4. Rail clamp 5. Tensioning bolt (nut not shown) 6. Baseplate …   Wikipedia

• History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …   Wikipedia

• Paper clip — A paper clip (or sometimes paperclip) is a device which holds several sheets of paper together by means of pressure: it leaves the paper intact and can be quickly and easily removed, unlike the staple, which will damage the paper unless removed… …   Wikipedia

• YKK Group — The nihongo|YKK Group|YKKグループ|Waikeikei Gurūpu is a Japanese group of manufacturing companies. As the world s largest zipper manufacturer, YKK Group is most famous for making zippers. However it also manufactures other fastening products,… …   Wikipedia

• building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

• Magnet — This article is about objects and devices that produce magnetic fields. For a description of magnetic materials, see magnetism. For other uses, see Magnet (disambiguation) …   Wikipedia

• Jack Johnson (boxer) — Infobox Boxer name = Jack Johnson imagesize = 200px realname = Arthur John Johnson nickname = Galveston Giant weight = Heavyweight height = convert|6|ft|1.5|in|m|2|abbr=on|lk=on reach = convert|74|in|cm|abbr=on|lk=on nationality = flagicon|USA… …   Wikipedia

• EN 1078 — EN 1078, entitled Helmets for pedal cyclists and for users of skateboards and roller skates, is a European standard published in 1997. It is the basis of the identical British Standard BS EN 1078:1997 . Compliance with this standard is one way of …   Wikipedia

• automation — /aw teuh may sheuhn/, n. 1. the technique, method, or system of operating or controlling a process by highly automatic means, as by electronic devices, reducing human intervention to a minimum. 2. a mechanical device, operated electronically,… …   Universalium

• Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …   Wikipedia