Oct 22, 2017 #1 WALT1A Mechanical Joined Oct 22, 2017 Messages 9 Location US Need an inexpensive coupling to engage/disengage shaft mounted sprocket from 1/2"shaft when idle, foot operated load. application shown on attachment. http://files.engineering.com/getfile.aspx?folder=23e25a63-4941-471f-9f2e-471d38549cdd&file=DECLUTCH.jpg
Need an inexpensive coupling to engage/disengage shaft mounted sprocket from 1/2"shaft when idle, foot operated load. application shown on attachment.
Oct 24, 2017 #21 3DDave Aerospace Joined May 23, 2013 Messages 11,542 Location US Patent US8215645 - Floating air seal for a turbo machine ?? https://www.google.com/patents/US8215645 I tried to find a patent with that date; not much luck due to a detour to http://wheelbike.blogspot.com/search/label/patent about the hundreds of ways people have tried to improve bicycles by finding the same solutions that didn't work before. Upvote 0 Downvote
Patent US8215645 - Floating air seal for a turbo machine ?? https://www.google.com/patents/US8215645 I tried to find a patent with that date; not much luck due to a detour to http://wheelbike.blogspot.com/search/label/patent about the hundreds of ways people have tried to improve bicycles by finding the same solutions that didn't work before.
Oct 25, 2017 Thread starter #22 WALT1A Mechanical Joined Oct 22, 2017 Messages 9 Location US 3D DAVE, sorry, I transported ;the patent number it is US8,215,654 B1 ;THAT SHOULD WORK! Upvote 0 Downvote