My father, Lewis F. Urry has been inducted into the Smithsonian Institute in Washington D.C. on August 25, 1999. At the age of 72, he is still working full-time with Eveready, the Energerize bunny place! See kids we have someone famous in our family tree.
By JIM SALTER
.c The Associated Press
ST. LOUIS (Aug. 25) - It seems almost a footnote to the technological revolution. But like fiber-optic cable and the microchip, the world would be a much different place without the alkaline battery.
The Smithsonian Institution will recognize the 40th anniversary of the commercially viable alkaline battery today when it accepts the first prototypes for its National Museum of American History.
Those first batteries were made in 1959 by the Eveready Battery division of Union Carbide. The battery was rebranded under the Energizer name in 1980, and the division was sold to St. Louis-based Ralston Purina in 1986.
Batteries have been around since before the turn of the century. But until the alkaline, commercial batteries could barely provide enough power for a dimly-lit flashlight, and then for only short periods of time.
Eveready's alkaline battery opened the door to laptop computers and camcorders, pagers and cell phones, the Gameboy and the Walkman.
''It really sped up the technical revolution,'' sociologist Geoffrey Godbey of Pennsylvania State University said.
The 1950s were a time of increasing household convenience - televisions, refrigerators, washers and dryers were becoming commonplace. But the advances were limited to items you could plug into the wall.
In 1955, Eveready moved researcher Lew Urry from an office in Toronto to its Cleveland plant and told him to come up with a better battery.
Every battery has a positive electrode (a cathode) and a negative electrode (an anode). Both are placed in material (an electrolyte) that passes electrons between them. As electrons pass from the anode to the cathode, the battery generates electricity. But as the electrons pass from the negative electrode to the positive, the capacity is decreased and the cell eventually dies.
At the time, the state of the art was the carbon zinc battery. Urry began looking at past failed experiments with alkaline, in which electrons pass from an anode made of zinc to a cathode made of manganese dioxide and carbon while immersed in an alkaline electrolyte.
Urry experimented with different combinations of materials. He struck paydirt when he used zinc in a loosely packed powder form. He also discarded the button-shape of the earlier alkaline batteries, going instead with a cylinder shape of commercial batteries already on the market.
By the late '50s he'd honed what he thought was a pretty good alkaline battery, and was ready to try and persuade the company to put the battery on the market.
Using a mockup battery from an empty flashlight shaft, Urry put his prototype into a toy car, and a carbon zinc battery into an identical toy. He grabbed Eveready vice president of technology R.L. Glover and headed for the cafeteria at the Cleveland plant.
''Our car went several lengths of this long cafeteria,'' Urry, now 72, said. ''The other car barely moved. Everybody was coming out of their labs to watch. They were all oohing and ahhing and cheering.''
By the early '60s, the alkaline was changing the way we lived. If you wanted to listen to the radio, you could go for a walk with your transistor, rather than gathering with family around the living-room console.
''It provided a reliable source of portable energy,'' Godbey said.
The alkaline battery continues to improve. Energizer officials say today's battery lasts 40 times longer than the 1959 prototype.
Each improvement creates enough power for new devices to come to the market, or allows for improvements to existing devices - compare today's laptop to the versions of five years ago, for example.
''These things are available because the technology of the battery is improving,'' said Mark Larsen, senior brand manager at Energizer.
So battery sales keep rising, even though today's batteries last longer. Larsen said the typical U.S. household includes 18 devices that use batteries. Americans used an estimated four billion batteries in 1998.
Double-A is the most popular cell - nearly half of all batteries sold, but the trend is toward smaller batteries.
Urry now mentors researchers who are developing smaller and still more powerful batteries. In the next few years, Energizer researchers predict, batteries the size of those found in watches will be used to power cell phones and radios we wear attached to our wrists.
For the more distant future, the company is exploring the use of micro-batteries that could be implanted under the skin to monitor body functions such as blood sugar levels and body temperature.
''We can still go a lot further,'' Urry said.
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and unverified by me personally. *grin*
The Groves from York Cty, PA 1798 starting with George Groves, who moved to Brown Cty, IN with some of his family moving into Illinois. With William "Bud" Garrison Groves line continued Brad's family tree link.