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Chapman's physical exerciser. A second device, invented in 1937 by Arthur William Chapman would be used to create the Bullworker.. The patent states: The invention relates to physical exercisers for human use, and seeks to provide in a single device means whereby a large variety of beneficial exercises for the body and limbs may be carried out.
One of LaLanne's 1950s television exercise programs was aimed toward women, whom he also encouraged to join his health clubs. [5] [11] He invented a number of exercise machines, including the pulley and leg extension devices and the Smith machine, as well as protein supplement drinks, [12] resistance bands, and protein bars.
This mini exercise bike is another product that can easily fit beneath your desk. It features an adjustable resistance knob and multi-functional LCD monitor that measures time, distance, pedal ...
A weight machine is an exercise machine used for weight training that uses 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 ...
Norway – The Norwegian artist and author Kjell Aukrust (1920–2002) was famous for his drawings of over-intricate and humorous constructions, which he often attributed to his fictive character, inventor-cum-bicycle repairman Reodor Felgen.
Examples of rope and pulley systems illustrating mechanical advantage. Consider lifting a weight with rope and pulleys. A rope looped through a pulley attached to a fixed spot, e.g. a barn roof rafter, and attached to the weight is called a single pulley. It has a mechanical advantage (MA) = 1 (assuming frictionless bearings in the pulley ...