Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4257147 | Overload clutch for the feed roll of a carding machine An electromagnetically actuated jaw clutch for torsionally driving the feed roll of a carding machine includes a pair of annular, rack-toothed face gears spring biased away from each other in opposed relation to establish a nonengaged position when the cl... | 03/24/1981 |
| 3992753 | Apparatus for defibering sheaths of fibrous material, particularly sheaths of abaca Apparatus for defibering sheaths of fibrous material, particularly sheaths of abaca, in which the sheaths are transported sideways along a predetermined path by being gripped at opposite ends between the lower run and the upper run of an upper and a lower... | 11/23/1976 |
