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.
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| Number | Title | Issue Date |
| 7533910 | Clamp A clamp that includes a collar having first and second ends from which first and second lugs extend. Each of the first and second lugs has a thick portion and a thin portion, and the lugs are connected by a fastener. The clamp is positioned around tubes, and the fas... | 05/19/2009 |
