Invention Grant
- Patent Title: Legged robot
- Patent Title (中): 有腿的机器人
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Application No.: US12439195Application Date: 2007-09-06
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Publication No.: US08150550B2Publication Date: 2012-04-03
- Inventor: Keisuke Suga , Daisaku Honda , Toru Miyagawa , Ryosuke Tajima
- Applicant: Keisuke Suga , Daisaku Honda , Toru Miyagawa , Ryosuke Tajima
- Applicant Address: JP Toyota-shi
- Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: JP Toyota-shi
- Agency: Kenyon & Kenyon LLP
- Priority: JP2006-242169 20060906
- International Application: PCT/JP2007/067777 WO 20070906
- International Announcement: WO2008/029955 WO 20080313
- Main IPC: G05B19/18
- IPC: G05B19/18 ; G05B15/00 ; G05B19/00 ; G06F19/00

Abstract:
A legged robot that runs while repeating a jump cycle including a ground-contact phase from a landing to a takeoff and an aerial phase from a takeoff to a landing is provided. The legged robot adjusts the landing timing after a jump in accordance with a planned timing, thereby attaining a smooth landing. A measuring unit of the legged robot measures an actual aerial phase period in a k-th jump cycle. A subtractor calculates a time difference between a target aerial phase period and the actual aerial phase period in the k-th jump cycle. A target velocity determining unit calculates a target vertical velocity of a center of gravity on a takeoff timing in a (k+1)-th jump cycle so as to eliminate the time difference. Motors in respective joints are controlled so as to realize the calculated target vertical velocity in the (k+1)-th jump cycle. As a result, the time difference generated in the k-th jump cycle in the (k+1)-th jump cycle can be compensated, thereby adjusting the landing timing with the planned landing timing, resulting in the jump motion with smooth landing.
Public/Granted literature
- US20100017028A1 LEGGED ROBOT Public/Granted day:2010-01-21
Information query
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