-
1.
公开(公告)号:EP1373060A4
公开(公告)日:2005-12-14
申请号:EP01964273
申请日:2001-08-20
申请人: PROGRESS PLACE L L C
摘要: A drive system (10) for a velocipede (11), such as a tricycle, which includes forward and reverse pedaling capabilities as well as coasting and braking capabilities.