Internal Geneva mechanism 2b
Input: brown gear rotating continuously. Output: green disk. Ratio of dwell period to motion period is 1/3. Angle of each rotation of the disk is 90 degrees. Input and ouput …
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Tag: 2b
Pin rack drive 2B
The blue pulley is input. The red pinion shaft has an end sliding in the running track shape slot of the yellow pin rack. Because of gear forces the yellow …
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Shifting gear mechanism 2b
Pull yellow disk, turn it to a new position and push it back to shift grey gear block through rack-pinion drives. Position devices are not shown. Key factor is various …
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MMS Phase 2b: Transitioning to Magnetosphere Science on the Darkside
Over three months in 2017, the MMS spacecraft transitions from the dayside magnetopause, to a new, larger orbit on the nightside, as shown in this visualization. Credit: NASA’s Goddard Space …
Turning and telescopic sliding door 2b
It is a motorized embodiment of “Turning and telescopic sliding door 2a” Yellow slider is fixed to the black belt of two pink pulleys. Input: blue motor giving the slider …
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Folding a square frame 2b
Input: orange bar. It is developed from “Folding a square frame 1a”: by adding more parts.
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Spherical 4-bar linkage mechanism 2b
Input: pink crank rotating regularly. Output: green crank rotating irregularly. Max velocity differences are +73% and -42% of the input velocity. All axes of the revolution joints are concurrent. Angle …
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Chain drive 2B
The orange sprocket is driving. The two sprockets have the same tooth number. The pink slider reciprocates with constant velocity.
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Spherical 4R mechanism 2b
Combination of two “Spherical 4R mechanism 2a”. Because it is a combination of two spherical 4R joints, angles between axle of the intermediate shaft and the other shafts axles must …
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Study of double Cardan universal joint 2b
This is wrong case of a double Cardan joint: the pin axles on the yellow-violet intermediate shaft are perpendicular each other. Although due to the gear planetary drive of two …
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