1. 1) http://livedoor.blogimg.jp/i_zu2/imgs/9/b/9bb04ad6.jpg
2. 3) SCHUNK LMG Food Gripper, https://www.youtube.com/watch?v=STOx-gNO8Xo
3. 4) Applied Robotics Chicken Gripper, https://www.youtube.com/watch?v=Z08aLpU76GE
4. 5) Applied Robotics Meat Gripper, https://robotsystem.co.th/accessory/food-gripper/img/FDAMeatGripperDataSheet.pdf
5. 6) http://www.schmalz.co.jp/fileadmin/schmalz/country-pages/jp/pdf/VT_main-2018-Edition_9/vt-vacuum_components-2018_08-P0100_0103-suction_pad_packaging-spb4_spb4f-cp-01.pdf