 Though much larger and better armed than its predecessors, the cigar-shaped 1. and 2. class torpedo boats, the "Trygg" class was far from modern when it was called upon during the Norwegian Campaign in 1940.The class was named after its first ship, the "Trygg" - "trygg" is Norwegian for rugged, safe, stable, secure, dependable.The "Trygg" class had a fairly substantial armament for being small ships of relatively early design.