Input: pink crank shaft.
Output: brown T-bar moving up-down and turning 180 deg. in two direction at it upper position.
It is a combination of two mechanisms shown at:
https://youtu.be/-PhB19njbCc
and
http://youtu.be/VPZO7txZIZU
Transmission ratio of the timing belt drive: 2
It can be used for pick and place devices such as the one shown at:
https://youtu.be/QfGOnluLyrc
STEP files of this video:
http://www.mediafire.com/file/cxjal4tauudd67k/UpDownReverse180STEP.zip
Inventor files:
http://www.mediafire.com/
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