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Flip charts have being in use from the 1900s, the earliest recorded use of a flip chart is a photo from 1912 of John Henry Patterson (1844-1922), NCR's CEO while addressing the 100 Point Club standing next to a pair of flip charts on casters. [4] The flipchart we know (on a small whiteboard) was invented by Peter Kent in the 1970s.
The diwheel design has the two large outer wheels completely encompassing an inner frame. The inner frame is free to rotate within the wheels, and is typically supported by a common axle or idlers which roll on the wheels (see figure). Diwheels, like their more popular cousins the monowheel, have been around for almost one and a half centuries.
Skirt guard or coatguard: a device fitted over the rear wheel of a bicycle to prevent a long skirt, coat or other trailing clothes or luggage from catching in the wheel, or in the gap between the rim and the brakes; Spindle: an axle around which a pedal rotates; threaded at one end to screw into crank arms; Spoke: connects wheel rim to hub ...
An old-fashioned penny-farthing or ordinary has one high wheel directly driven by the pedals and one small wheel. A dwarf bicycle has a chain-driven front wheel, exemplified by the Kangaroo. On an upright bicycle, also called a safety bicycle, the rider sits astride the saddle. On a recumbent bicycle the rider reclines or lies supine.
The penny-farthing is a direct-drive bicycle, meaning the cranks and pedals are fixed directly to the hub. Instead of using gears to multiply the revolutions of the pedals, the driven wheel is enlarged so the radius from the hub to the outer wheel is comfortable for the rider to reach the pedals fixed to the hub. But the rider needs to be able ...
Price on eBay: $8,500 Porcelain dolls don’t have to be more than 2 feet tall to be worth a lot of money. This little lady stands only 15 1/2 inches tall, but her ornate details and impressive ...
A tourist rental quadricycle: Quadricycle International Q-Cycle-6 [1] A Rhoades Car 4W2P 4-Wheel Bike parked on a Canadian urban street. A quadracycle (also spelled quadricycle) is a four-wheeled human-powered land vehicle. It is also referred to as a quadcycle, pedal car or four-wheeled bicycle amongst other terms.
Strength training. She combines all that swimming with strength training.She says that she gets in the weight room twice a week for 30 minutes each time, with a primary focus on her shoulders and ...
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