Tag: DoF

2 DoF spherical connection control 1

This mechanism is a replacement for spherical joint with a pin (2 degrees of freedom). Input: two brown actuators. Output: pink shaft of 2 degrees of freedom (rotations). Disadvantage: only …
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2 DoF spherical connection control 3

This mechanism is a replacement for spherical joint with a pin (2 degrees of freedom). Yellow output frame has 2 degrees of freedom (rotations). When the yellow frame is horizontal, …
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2 DoF spherical connection control 6

Violet frame pivots around grey base. Pink gear to which an antenna is fixed, pivots around the violet frame. Inputs: green and blue gears. Output: pink gear. Three small gears …
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2 DoF spherical connection control 7

Yellow antenna can turn around two perpendicular axes. Only one motor (in grey) drives it. The mechanism is controlled by pink lever and violet sliding shifter. The video shows: 1. …
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4 DoF connection

The connection consists of 3 links (2 movable). Green shaft has 3 DoF spherical joint with pink sphere. The latter has prizmatic joint with the glass base.
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2 DoF spherical connection control 2

This mechanism is a replacement for spherical joint with a pin (2 degrees of freedom). Input: two actuators, grey and green. Output: green shaft of 2 degrees of freedom (rotations). …
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Controlling 2 DoF of a series of objects

Blue crank controls linear motions of pink plates via a scissor mechanism. Orange crank controls their 90 deg. rotation via a parallelogram mechanism. The rotation can be performed at any …
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