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• Rotary engine
  ...hough it did not stall as quickly as conventional engines due to its great rotational inertia. ...ounterclockwise at 900 RPM while the crankshaft spun clockwise at the same speed. This was achieved by the use of bevel gearing at the rear of the crankcas
  12 KB (2,030 words) - 18:09, 14 September 2009
• Four-wheel drive
  ...] (angular force) evenly, while distributing [[angular velocity]] (turning speed) such that the average for the two output shafts is equal to that of the in ...l be matched, torque goes to zero, speed at the rear goes to zero, and the speed at the front goes to double what it should be, making the left front wheel
  22 KB (3,431 words) - 14:39, 24 September 2009
• Pistonless rotary engine
  ...iprocating motion of the piston with its inherent vibration and rotational-speed-related mechanical stress. [[As of 2005]] the [[Wankel engine]] is the only
  10 KB (1,627 words) - 08:32, 2 October 2009
• Cam in block
  ...st production cars because engines could not run long and reliably at high speed due to other factors. This was a minor concern given the benefits in simpli ** I-head engines have more rotational mass, suffer more easily from valve "float", and exhibit a tendency for the
  11 KB (1,698 words) - 08:59, 8 October 2009
• Horsepower
  ...defined that a horse can lift 33,000 [[pound-force|pounds force]] with a speed of 1 [[foot (unit of length)|foot]] per [[minute]]: 33,000 [[foot (unit of ...omotive keeps a continuous record of the [[drawbar]] pull exerted, and the speed. From these, the power generated can be calculated. To determine the maxi
  15 KB (2,360 words) - 12:18, 8 October 2009
• History of the bicycle
  ...de it easier for riders to propel the machine at speed, but the rotational speed limitation arising from stability and comfort concerns would lead to the ...ast, but unsafe. The rider was high up in the air and traveling at a great speed. If he hit a bad spot in the road he could easily be thrown over the front
  34 KB (5,162 words) - 18:37, 23 April 2009
• Car handling
  ...height or width, these are about equal. Angular inertia determines the [[rotational inertia]] of an object for a given rate of rotation. .... To aggravate this (for [[fuel economy]] and to avoid overheating at high speed) tires have limited internal damping. So the "wheel bounce" or resonant mo
  36 KB (5,845 words) - 08:04, 8 October 2009
• Engine displacement
  ...antity of mixture combusted, the engine displacement can be increased, the speed of operation of the engine can be increased, or the mixture quantity (volum ...It is the easiest method of adding power since it neither requires higher rotational speeds nor complicated auxiliaries. The ease of adding power this way (alon
  17 KB (2,600 words) - 08:52, 8 October 2009
• Alfa Romeo P3
  | Alfa Romeo 4 speed [[Manual transmission|manual]]<br>c.1934 Alfa Romeo 3 speed manual ...afts]] and a small Roots supercharger running at 1.33 times [[crankshaft]] speed. The small blower gave, according to Lawrence Pomeroy’s The Grand Prix Ca
  24 KB (3,787 words) - 21:43, 24 March 2010
• Four-wheel-drive
  ...] (angular force) evenly, while distributing [[angular velocity]] (turning speed) such that the average for the two output shafts is equal to that of the in ...n doubling its speed while the rear wheels stop moving; again, the average speed is maintained. The available torque goes to zero, and the left front wheel
  35 KB (5,226 words) - 17:47, 27 September 2009

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