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 |
| 7014447 | Extruder for welding plastic components An extruder for welding plastic components, comprising a front part for plasticizing and ejecting additional plastic welding material, and a rear part, for feeding and breaking up a continuous filament made of the additional plastic material. The rear part comprises... | 03/21/2006 |
| 5577839 | Device for charging injection molding and extruding machines and having a funnel provided with pins passing through clearances in a feed worm The problem of insufficient friction along the wall of a rotating funnel feeding viscous material to an extruder or injection molding machine so that the material sweeps past the conveying screw and prevents the conveying screw from continuously feeding t... | 11/26/1996 |
| 5249860 | Material mixer A bulk material mixing apparatus has an inclined drum rotatably mounted on a frame supporting a hopper for directing bulk materials in the drum. An auger extended along a trough conveys materials toward the upper inlet end of the drum into a discharge chu... | 10/05/1993 |
| 5209563 | Dust return system A closed, pressurized dust return system for introducing aggregate dust into a stream of liquid asphalt is provided. Aggregate dust is dispensed through a valve from a receiving chamber into a mixing housing. The aggregate dust enters the mixing housing a... | 05/11/1993 |
| 5017124 | Biomass briquetter A briquetter for low density materials having a hopper, an auger in the bottom portion of the hopper extending outwardly of the hopper with its leading end feeding material conveyed by the auger and a pair of rolls receiving the feed material having briqu... | 05/21/1991 |
