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 |
| 7686050 | Device for the detachable fitting of a traction aid to vehicle wheels comprising a rim and a tire with running surfaces A device has a detachably fitting traction aid to be attached using at least two fixing devices, applied to the inner circumferential surface of a rim, in the vicinity of the rim edge, disposed opposing each other, substantially vertically on the plane of the rim an... | 03/30/2010 |
| 5323827 | Antiskid device for vehicle wheels The invention relates to an antiskid device for vehicle wheels, having a retaining device which is coaxially attached on one side of the wheel rim or the wheel disc and which via arms disposed transversely of the running direction and engaging over the wh... | 06/28/1994 |
| 4411301 | Tire traction chain A single tire chain adapted to be placed on an automobile tire and be anchored at its ends in front of and through an opening in the wheel.... | 10/25/1983 |
| 4271888 | Clip-on snow chains A snow chain assembly having a pair of cross-chains is connected with a wheel assembly by a pair of connecting devices. One connecting device includes a lug mounted to the inside of the wheel and a cooperating socket plate that receives the lug and is sec... | 06/09/1981 |
