"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7451898 | Tamper evident closure with locking band A container assembly includes a container that has an externally threaded finish portion as well as retention structure for preventing upward movement of a tamper evident band. The container assembly further includes a closure having a body portion of a base and an ... | 11/18/2008 |
| 7044340 | Apparatus and method for optimally mixing and applying a two part epoxy An apparatus and method for mixing and injecting or applying a viscous material which is especially useful for mixing and applying a two part epoxy. The apparatus in its preferred form utilizes two uniformly heated holding tanks with auger feeds which each feed two ... | 05/16/2006 |
| 6676387 | Metering pump with a rotary valve responsive to electrical signals from the contact between a fluid responsive shuttle and dual probes A metering device contains a rotor which defines elongate chamber, there being a shuttle contained within the chamber movable between two terminal end positions. Frusto-conical surfaces defined on the rotor cooperate with annular members defining correspo... | 01/13/2004 |
| 6575338 | Fluid dispenser and lens inspection device A fluid dispenser dispenses a fluid alternately from one of a pair of ports (29,31) that are provided on opposite ends of a syringe (26) by moving a piston (42) back and forth inside the syringe. A pair of stirrers (47,48) are provided in the syringe on o... | 06/10/2003 |
| 6327869 | Icemaker dose dispenser An icemaker dose dispenser includes a housing with a septum therein defining opposite chambers having corresponding water ports. Water is routed alternately through the ports for dispensing water from the chambers in sequence for accurately filling an ice... | 12/11/2001 |
| 5947334 | Post-mix beverage system for use in extra-terrestrial space A system to mix, carbonate, if desired, and dispense beverages in the micro-gravity environment of extra-terrestrial space incorporates chilled sources of beverage syrup, water and CO2, mixing chambers for receiving the fluid components of the ... | 09/07/1999 |
| 5538407 | Proportioner and fluid proportioning system Fluid proportions system for proportioning a fluid intermittently at various places. This fluid comes from a storage point and is added by an intermittently operating pump to a proportioner, which feeds a fixed volume of fluid to an outlet more or less in... | 07/23/1996 |
| 5524683 | Method and apparatus for filling containers An apparatus for filling containers including a pump housing having a pump chamber, a product inlet in communication with a supply of product under pressure, a product outlet and a piston positioned therein. The piston is movable by the supply of product ... | 06/11/1996 |
| 4966308 | Double piston colorant dispenser A liquid dispenser having two separate sized dispensing chambers. The first being larger volume dispenser having a piston which is of variable stroke to move within a first chamber to draw liquid into the chamber and then to force the liquid out of said c... | 10/30/1990 |
| 4964534 | Double piston colorant dispenser A liquid dispenser having two separate sized dispensing chambers. The first being larger volume dispenser having a piston which is of variable stroke to move within a first chamber to draw liquid into the chamber and then to force the liquid out of said c... | 10/23/1990 |