Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
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| Number | Title | Issue Date |
| 4065264 | Blood oxygenator with integral heat exchanger for regulating the temperature of blood in an extracorporeal circuit A heat exchanger wherein heat transfer fluid flows through a tube having an integral, substantially continuous hollow helical rib along its length providing a substantially continuous helical flute. The tube is positioned within a chamber connected in an ... | 12/27/1977 |
| 4009720 | Wedge seal for a tracheotomy tube A wedge-like seal for use with a tracheotomy tube having an inner cannula and an outer cannula. The seal is integrally formed within the outer end of the inner cannula to provide a tight seal engagement between the inner cannula and the outer cannula as w... | 03/01/1977 |
