Recent content by rao shahb

i get many things related to the topic but they are not easily understandable...some of them are patents and some are just description...

i m waiting for your reply...i tried googling but i don't find anything useful..

hi.. i want to make a automatic gear changing bicycle in which instead of manual changing of gears they change automatically with variation of speed... for this project i need help..if you know any thing about this then please reply...by posting