Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 7491036 | Method and system for cooling a pump A processing system utilizing a supercritical fluid for treating a substrate is described as having a pump for recirculating the supercritical fluid over the substrate. For various applications in supercritical fluid processing, the fluid temperature for the treatme... | 02/17/2009 |
| 7111888 | Molded safety seat A safety seat comprising a unitary molded shell having a “bucket-seat” shape and a safety restraint system integral to the shell. The molded unitary shell has a bottom portion and a back portion. The shell comprises an inner layer and an outer layer made of a ca... | 09/26/2006 |
| 6955695 | Conversion of petroleum residua to methane This invention discloses improvements on previous inventions for catalytic conversion of coal and steam to methane. The disclosed improvements permit conversion of petroleum residua or heavy crude petroleum to methane and carbon dioxide such that nearly all of the h... | 10/18/2005 |
| 6767192 | Vapor jet pump with ejector stage in foreline A vapor jet vacuum pump includes a housing having an inlet port and a foreline conduit, a vapor jet assembly within the housing, a vapor source for supplying a vapor to the vapor jet assembly, and at least one ejector stage. The ejector stage includes an ejector noz... | 07/27/2004 |
| 5700134 | Diffusion pumps A diffusion pump is provided with an outer body and a chimney positioned within the outer body. A top cap is positioned about the top of the chimney to form an annular passageway (or an annular array of passageways) therebetween. A guard ring is positione... | 12/23/1997 |
| 5137429 | Diffusion pump A high vacua diffusion pump for use in a vacuum system including a chamber to be evacuated and a positive displacement pump. The diffusion pump includes a pump body structure having an open upper end and a closed lower end. A boiler and jet assembly is yi... | 08/11/1992 |
| 4845360 | Counterflow leak detector with high and low sensitivity operating modes A counterflow helium mass spectrometer leak detector in which a helium sample passes in a reverse direction through a diffusion pump to a mass spectrometer for measurement. The diffusion pump includes a conventional foreline and a second foreline provided... | 07/04/1989 |
| 4376616 | Diffusion pump An improved vacuum diffusion pump is shown. The pump consists of the conventional elements of a pump body with inlet and outlet ports, a vaporizer, a vapor jet assembly such as a vapor chimney within the pump body and cooling means associated with the out... | 03/15/1983 |
| 4140438 | Diffusion pump A diffusion pump, particularly adapted to pump light gases at a constant rate, includes a flow path for condensate from a cool wall of a body assembly to a region substantially in the center of a liquid pool of vaporizable diffusion pump liquid. Heat to v... | 02/20/1979 |
| 4121430 | Cryopump having improved heat radiation shielding A cryopump having a generally axially symmetrical housing provided at one end with an entrance opening defined by a plane for passage of molecules of the gas to be pumped and plates defining condensation surfaces arranged to be brought to low temperature ... | 10/24/1978 |
| 4108576 | Low cost, thermally efficient diffusion pump A vacuum diffusion pump includes a body assembly fabricated from a single piece of deep drawn sheet metal whereby a cylindrical wall of the body assembly, a flange for connecting the diffusion pump to a vacuum chamber, and a floor for a pool of diffusion ... | 08/22/1978 |
| 4081222 | Combined vacuum baffle and valve for diffusion pump In a vacuum system a baffle-valve acts first as a baffle to reduce the backstreaming of a diffusion pump fluid into the main vacuum chamber being evacuated and secondly it can be used as a valve to provide complete isolation between the diffusion pump and... | 03/28/1978 |
| 3941512 | Ventilating arrangement for steam flow vacuum pump A steam flow vacuum pump has a grooved cylindrical pump body surrounded by a housing having a radius slightly greater than the pump body and a high-power ventilator pulsating the air in the housing. The housing is provided with vents on the opposite side ... | 03/02/1976 |
