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The Geneva drive or Geneva mechanism is a gear mechanism that translates a continuous rotation movement into intermittent rotary motion. The rotating drive wheel is usually equipped with a pin that reaches into a slot located in the other wheel ( driven wheel) that advances it by one step at a time. The drive wheel also has an elevated circular ...
Dwell mechanism. A single-dwell linkage. The orange circle shows the circular arc the coupler curve is approximating. A camshaft with two single-dwell cam-follower mechanisms. A dwell mechanism (either a linkage or cam -follower type) is an intermittent motion mechanism that alternates forward and return motion with holding position (s). [ 1]
Lenticular bedding is a sedimentary bedding pattern displaying alternating layers of mud and sand. Formed during periods of slack water, mud suspended in the water is deposited on top of small formations of sand once the water's velocity has reached zero. [ 1][ 2] Lenticular bedding is classified by its large quantities of mud relative to sand ...
ISSN. 1530-5309. Dwell is a design and technology brand. It was launched with a magazine in October 2000 by CEO Lara Hedberg Deam with architecture and design critic Karrie Jacobs as its editor-in-chief. In August 2002, Jacobs left the magazine and was replaced by senior editor Allison Arieff. After Arieff, Sam Grawe held the position from 2006 ...
Solomon's Temple, also known as the First Temple ( Hebrew: בֵּית-הַמִּקְדָּשׁ הָרִאשׁוֹן, Bēṯ hamMīqdāš hāRīʾšōn, transl. 'First House of the Sanctum' ), was a biblical Temple in Jerusalem believed to have existed between the 10th and 6th centuries BCE. Its description is largely based on narratives in ...
Etch A Sketch is a mechanical drawing toy invented by André Cassagnes of France and subsequently manufactured by the Ohio Art Company. [ 1] It is now owned by Spin Master of Toronto, Ontario, Canada . An Etch A Sketch has a thick, flat gray screen in a red plastic frame. There are two white knobs on the front of the frame in the lower corners ...
Bed (geology) In geology, a bed is a layer of sediment, sedimentary rock, or volcanic rock "bounded above and below by more or less well-defined bedding surfaces". [ 1] Specifically in sedimentology, a bed can be defined in one of two major ways. [ 2] First, Campbell [ 3] and Reineck and Singh [ 4] use the term bed to refer to a thickness ...
“Tom’s feedback was, ‘I love the idea, only we’re not doing a stuntman in a balaclava. I’m going to be the one who jumps off the roof, and I’m going to be the one who drives through ...