Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 6125871 | Valve assembly with flush and sample capability A chemical fluid valve transfer (e.g., load/unload) assembly is formed from a male valve assembly and a female valve assembly. The male valve assembly is fitted with a male connector which houses a chamber that is connected to a flush inlet line, and a fl... | 10/03/2000 |
| 5090449 | Coupling security and safety latch system A security and safety latch system for fluid couplings particularly for fluid couplings utilizing rotatable valves wherein connection and disconnection of the coupling parts is by relative rotation of the parts and the valves are rotated between open and ... | 02/25/1992 |
| 5083588 | Device, incorporating rotating valves, for coupling pipes This invention relates to a device, incorporating rotating valves, for coupling pipes, wherein the control mechanism (notched discs, fingers) associated with the valves of the two elements of the device, is arranged so that rotation of said valves, during... | 01/28/1992 |
| 4899786 | Breakaway fluid coupling Separate valve bodies (16, 18) are connected by a sleeve (24). The joint (26) between the first body (16) and the sleeve (24) is detachable by bending forces and resistant to tension forces. The joint (32) between the second body (18) and the sleeve (24) ... | 02/13/1990 |
| 4898199 | Breakaway fluid coupling Separate valve bodies (16, 18) are connected by a sleeve (24). The joint (26) between the first body (16) and the sleeve (24) is detachable by bending forces and resistent to tension forces. The joint (32) between the second body (18) and the sleeve (24) ... | 02/06/1990 |
| 4896698 | Pressure adjusting device for controlling liquid gas flow rate The device comprises a body consisting of a top half shell and a bottom half shell, coupled to one another through the interposition of a resilient membrane which defines a pressure control chamber and a pressure reducing and metering chamber, communicati... | 01/30/1990 |
| 4874015 | Monitoring system A monitoring system for investigating the condition of interconnection between at least two pipelines which are adapted to be coupled to each other through the intermediary of a connecting line, and which are closable at their respective ends through shut... | 10/17/1989 |
| 4577659 | Coupling arrangement for pipe conduits conducting a medium containing radioactive substances The invention is directed to a coupling arrangement for pipe conduits thrh which a medium containing radioactive or toxic substances is conveyed. The coupling arrangement includes a first coupling unit mounted on the end of a first one of the pipe condui... | 03/25/1986 |
| 4103712 | Positive isolation disconnect A disconnect composed basically of two halves each consisting of a poppet valve operable to isolate fluid with essentially zero fluid loss. The two halves are coupled together by a quickly releasable coupling which may be either a coupling ring tightened ... | 08/01/1978 |
