Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 5722122 | Pintlepin A pintlepin is disclosed, for use to connect together adjacent ends of segments of an endless belt. The pintlepin has a pintle consisting of at least one filament having an outer diameter substantially identical to the diameter of the tubular opening form... | 03/03/1998 |
| 4581481 | Guard ring for long-distance transmission lines A guard ring for long distance transmission cables for preventing wet snow from accumulating on the cables. The guard ring consists of two half collars of a hard elastic plastic material integrally joined by a hinge strap at one end and having interlockin... | 04/08/1986 |
| 4535503 | Door glass hinge having a spacer ring A hinge includes first and second members, a backing member, and a connecting member. The connecting member connects the backing member to the second member in such a manner as to be able to vary the distance between the second and backing members. A brit... | 08/20/1985 |
| 4467546 | Gun barrel choke A choke for a shotgun barrel comprises a sleeve body having an outer cylindrical surface and an inner surface with a conical rear section and a cylindrical front section. The conical section rearwardly widens from a mouth thereof and the sleeve body is po... | 08/28/1984 |
| 4029105 | Tracheostomy and endotracheal units Tracheostomy tube units are provided with a nonresilient annular ring within the tubing connector wall intermediate a tubing connector ferrule and the distal end of the tubing connector, thereby preventing inadvertent and undesired removal of the ferrule ... | 06/14/1977 |
| 3978548 | End cap for primary windings End caps for the primary winding of an instrument transformer have a radius to relieve the electrical stress at the sharp edges of the primary. The end caps are provided with recesses to receive the primary leads and also have other recesses for locating ... | 09/07/1976 |
