David T. Triggs, 44, a corporal in the Montgomery County Police Department who had been a member of the force since 1962, died Friday at the Doctors' Hospital of Prince George's County after a heart attack. He lived in Churchton.

Cpl. Triggs was assigned to the Montgomery County Police Department's education and training division at the time of his death. Prior to that, he had served with the patrol division in Silver Spring and had been a member of the force's first tactical unit.

He had earned a degree in police administration at American University. He was a member of the Police Association of Montgomery County and the Montgomery County Lodge No. 35 of the Fraternal Order of Police.

Cpl. Triggs was a native of Brockton, Mass., and came to the Washington area in 1956. He worked for Western Electric as an installer at military buildings before joining the police.

His marriage to the former Nancy Reed ended in divorce.

Cpl. Triggs' survivors include his wife, Karen Kane Triggs, of Churchton; three children by his first marriage, a son, David T. Jr., and two daughters, Deborah and Rebecca, all of Silver Spring; two stepson, Michael and Charles Kevin Liptak, and a stepdaughter, Kelly Liptak, all of Churchton; his mother, Margaret Triggs, and a sister, Paula Zanger, both of Rockville; three brothers, John Jr., of Washington, Peter W., of Rockville, and Hugh F., of Annapolis.