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Weight machines use gravity as the primary source of resistance, and a combination of simple machines to convey that resistance, to the person using the machine. Each of the simple machines (pulley, lever, wheel, incline) changes the mechanical advantage of the overall machine relative to the weight.
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A stationary bicycle (also known as exercise bicycle, exercise bike, spinning bike, spin bike, or exercycle) is a device used as exercise equipment for indoor cycling. It includes a saddle , pedals , and some form of handlebars arranged as on a (stationary) bicycle .
Indoor cycling, often called spinning, is a form of exercise with classes focusing on endurance, strength, intervals, high intensity (race days) and recovery, and involves using a special stationary exercise bicycle with a weighted flywheel in a classroom setting. [1]
The clinician is able to move the patients through all the planes either passively or actively.'" Regular users began to devise and name moves and routines, sometimes in synchrony with two or more machines. In Germany, the aerotrim was often featured and used as a prop in movies, television series, commercials and even as a prize in game shows.
The Spinning Wheel is also the title/subject of a classic Irish folk song by John Francis Waller. [51] [52] A traditional Irish folk song, Túirne Mháire, is generally sung in praise of the spinning wheel, [53] but was regarded by Mrs Costelloe, who collected it, [54] as "much corrupted", and may have had a darker narrative. It is widely ...
On January 29, 2004, about 420,000 BowFlex machines were recalled due to mechanical problems. In November 2004, there was a recall of nearly 800,000 (680,000 Power Pro units and 102,000 Ultimate units) BowFlex machines after reports that several models had broken unexpectedly.
The rival machine, the throstle frame or ring frame was a continuous process, where the roving was drawn twisted and wrapped in one action. The spinning mule became self-acting (automatic) in 1830s. The mule was the most common spinning machine from 1790 until about 1900, but was still used for fine yarns until the 1960s.