Charles Dalziel (1904–1986) was a professor of electrical engineering and computer sciences at

UC Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a public land-grant research university in Berkeley, California, United States. Founded in 1868 and named after the Anglo-Irish philosopher George Berkele ...

. According to volume 54 of UCB's Blue and Gold, Dalziel graduated with a Mechanics degree in 1927 and was from Santa Maria, CA. He was a member of:

Eta Kappa Nu Eta Kappa Nu () or IEEE-HKN is the international honor society of the Institute of Electrical and Electronics Engineers (IEEE). Joining HKN is by invitation only. Membership is a lifelong designation for individuals who have distinguished them ...

Tau Beta Pi The Tau Beta Pi Association (commonly Tau Beta Pi, , or TBP) is the oldest engineering honor society and the second oldest collegiate honor society in the United States. It honors engineering students in American universities who have shown a ...

American Institute of Electrical Engineers The American Institute of Electrical Engineers (AIEE) was a United States–based organization of electrical engineers that existed from 1884 through 1962. On January 1, 1963, it merged with the Institute of Radio Engineers (IRE) to form the Inst ...

, De Molay Club (VP), and Engineers Council. He studied the effects of electricity on animals and humans. He wrote ''The Effects of Electric Shock on Man'', a book in which he explains the effects of different amounts of electricity on human subjects. He also invented the

ground-fault circuit interrupter A residual-current device (RCD), residual-current circuit breaker (RCCB) or ground fault circuit interrupter (GFCI) is an electrical safety device, more specifically a form of Earth-leakage circuit breaker, that interrupts an electrical circuit ...

or GFCI in 1961. The GFCI is commonly found in home bathrooms or kitchens. The device operates normally until 5 milliamps passes from the appliance to ground. Charles Dalziel was a pioneer in understanding

electric shock An electrical injury (electric injury) or electrical shock (electric shock) is damage sustained to the skin or internal organs on direct contact with an electric current. The injury depends on the Current density, density of the current, tissu ...

in humans. Dalziel married Helen Bradford in 1931. They had a daughter, Isabelle. After Helen died of cancer in 1963, Charles married Alice Sohl Lundberg in 1969.

References

*Dalziel, Charles F.
The effects of electric shock on man
' / by Charles F. Dalziel. Washington, D.C. : U.S. Atomic Energy Commission, Office of Health and Safety, 1956. Series: Safety and fire protection technical bulletin; no. 7 *

External links

ibiblio.org: Electric Safety Worksheet, from Tony Kuphaldt Socratic Electronics textbook
* ttp://sunsite.berkeley.edu/uchistory/archives_exhibits/in_memoriam/catalog/dalziel_charles.html Photograph of Charles Dalziel UC Berkeley College of Engineering faculty UC Berkeley College of Engineering alumni American electrical engineers 1904 births 1986 deaths 20th-century American engineers 20th-century American inventors {{US-electrical-engineer-stub

See also

References

External links