May 15, 2000
Johns Hopkins University
A device that keeps young children from firing a handgun, without relying on electronic components, keys or combination locks, has been invented by undergraduate engineering students at Johns Hopkins In t tests, children up to age 7 could not defeat the child-proofing device. Adults, however, were able to move the weapon into firing mode within three seconds.
Inexpensive Device Could Prevent Accidental Shootings by Youngsters
The above story is based on materials provided by Johns Hopkins University. Note: Materials may be edited for content and length.
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Johns Hopkins University. "Undergraduates' Invention Makes Handguns "Childproof"." ScienceDaily. ScienceDaily, 15 May 2000. <www.sciencedaily.com/releases/2000/05/000512121136.htm>.
Johns Hopkins University. (2000, May 15). Undergraduates' Invention Makes Handguns "Childproof". ScienceDaily. Retrieved March 10, 2014 from www.sciencedaily.com/releases/2000/05/000512121136.htm
Johns Hopkins University. "Undergraduates' Invention Makes Handguns "Childproof"." ScienceDaily. www.sciencedaily.com/releases/2000/05/000512121136.htm (accessed March 10, 2014).