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 |
| 7641991 | Magnetic recording medium A magnetic recording medium is provided that comprises a non-magnetic support and at least one magnetic layer above the support, the magnetic layer comprising a ferromagnetic powder dispersed in a binder, and the binder comprising a polyurethane resin having a weigh... | 01/05/2010 |
| 7264893 | Magnetic recording medium The invention provides a magnetic recording medium comprising a support having provided thereon a nonmagnetic layer containing a nonmagnetic powder, and a magnetic layer containing a ferromagnetic powder formed on the nonmagnetic layer after coating and drying there... | 09/04/2007 |
| 7108927 | Magnetic recording medium The present invention relates to a magnetic recording medium comprising a magnetic layer on at least one side of a nonmagnetic substrate, the magnetic layer containing magnetic particles of a CuAu type or Cu3Au type ferromagnetic ordered phase, wherein a ... | 09/19/2006 |
| 7041396 | Magnetic recording medium Provided is a magnetic recording medium affording good head contact and high output in addition to excellent head abrasion characteristics acceptable to high data transmission rates. The magnetic recording medium comprises a nonmagnetic layer comprising a nonmagneti... | 05/09/2006 |
| 7022424 | Magnetic recording medium A magnetic recording medium comprising, in this order, a nonmagnetic support, a lower layer containing nonmagnetic powder and a binder, and a magnetic layer containing ferromagnetic powder and a binder, wherein N/Fe of the magnetic layer measured with a fluorescent ... | 04/04/2006 |
| 6991861 | Magnetic recording medium The coating-type magnetic recording medium has a non-magnetic layer mainly composed of a non-magnetic powder and binder, and a magnetic layer mainly composed of a ferromagnetic powder and a binder, which are stacked in this order on a non-magnetic substrate, wherein... | 01/31/2006 |
| 6991862 | Magnetic recording medium In one aspect, the magnetic recording medium comprises a magnetic layer comprising a ferromagnetic powder and a binder and said binder comprises polyurethane resin having a glass transition temperature of 100 to 200° C. In a second aspect, the magnetic recording me... | 01/31/2006 |
| 5496607 | Magnetic recording medium Disclosed is a magnetic recording medium comprising at least two layers comprising at least one lower non-magnetic layer containing at least a non-magnetic particle and a binder on a non-magnetic support, and at least one upper magnetic layer containing a... | 03/05/1996 |
| 5278377 | Electromagnetic radiation susceptor material employing ferromagnetic amorphous alloy particles An electromagnetic radiation susceptor material comprises at least one species of particle dispersed in a dielectric binder material. Any dispersed species of particle comprises a ferromagnetic amorphous alloy having the composition F100-y-x M | 01/11/1994 |
| 4863793 | Magnetic recording medium A magnetic recording medium comprising a non-magnetic support having provided thereon at least one underlayer containing non-magnetic particles and a binder, and a magnetic layer containing ferromagnetic particles and binder, in the order listed, the ferr... | 09/05/1989 |
