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Harmonic Drive SE strain wave gear set consisting of wave generator bearing (top left), flexspline cup (top right) and circular spline ring (bottom). Strain wave gearing (also known as harmonic gearing ) is a type of mechanical gear system that uses a flexible spline with external teeth, which is deformed by a rotating elliptical plug to engage ...
A harmonic balancer (sometimes called crankshaft damper, torsional damper, or vibration damper) is the same thing as a harmonic damper except that the balancer includes a counterweight to externally balance the rotating assembly. The harmonic balancer often serves as a pulley for the accessory drive belts turning the alternator, water pump and ...
Clarence Walton Musser (April 5, 1909, Mount Joy, Pennsylvania [1] – June 8, 1998) inventor of strain wave gearing and also credited with over 250 major inventions and discoveries. [2] Some of his inventions were the Army recoilless rifle, aircraft personnel catapults, instrumentation for underwater detonation testing. His varied career ...
Planetary differential used to drive a chart recorder c. 1961. The motors drive the Sun and annular gears, while the output is taken from the planet gear carrier. This gives 3 different speeds depending on which motors are on. Non-automotive uses of differentials include performing analogue arithmetic. Two of the differential's three shafts are ...
For six months or so in 2021, as vaccines paved an economic reopening from the COVID-19 pandemic and fresh waves of federal benefits flowed to household bank accounts, President Joe Biden's ...
A vintage postcard with the United Shoe Machinery factory in Beverly, Massachusetts Share of the United Shoe Machinery Corporation, issued 4. May 1916. United Shoe Machinery Corporation (USMC) was a U.S.-based manufacturer of various industrial machinery, particularly for the shoe manufacturing industry and monopolized the American shoe machinery business. [1]
The dog was so confused. Dad's jacket was on, but they weren't going for a stroll — what gives?!. Related: Newfoundland Believing She Gave Birth to Bunnies Is the Sweetest Thing All Week
The best high-yield savings accounts require no minimum balances to earn high rates of interest. Variable APY. APYs can be fixed or variable , depending on the type of deposit account.