Title:
【発明の名称】ペダルの前後駆動方式の自転車
Document Type and Number:
Japanese Patent JP2003514712
Kind Code:
A
Abstract:
A bicycle with a forward and backward pedaling system which drives a bicycle forward in either a forward or a backward pedaling.A forward and backward pedaling bicycle which comprises a backward driving sprocket 6 which is installed on a driving shaft 5 for a load driving in forward direction but a no-load driving in backward direction; a forward driving sprocket 7 which is installed on the driving shaft 5 for a load driving in forward direction but a no-load driving in backward direction, and connects an upward induction sprocket 12 which is installed for a no-load driving on the top of a support part 10 that is placed along the top of the backward driving sprocket 6 and a rearward induction sprocket 16 which is connected to a rearward driving shaft 15 for a no-load driving and is placed at the bottom of a support part 10 that is placed along the lower rear direction of the upward induction sprocket 12 with a driving chain 8; and an auxiliary induction sprocket 17 which is installed on the rearward driving shaft 15 for a no-load driving, and the forward driving sprocket 7 and the auxiliary induction sprocket 17 are connected by an auxiliary chain.The bicycle can move forward in a backward pedaling as well as in a forward pedaling. Therefore, one can ride on a bicycle for an extended period while changing posture, can climb up a hill with reduced power consumption by pedaling in a backward direction. This device is simply applicable to all bicycles, and is practical and useful.
Inventors:
Ho, Hyun, Kang
Application Number:
JP2001538224A
Publication Date:
April 22, 2003
Filing Date:
August 31, 2000
Export Citation:
Assignee:
Ho, Hyun, Kang
International Classes:
B62M9/00; B62M1/36; B62M9/02; (IPC1-7): B62M9/00
Attorney, Agent or Firm:
Kenzo Hara (3 outside)