One-sided victories have been a feature of the first knockout stage so far and the Germans, seeded third, duly delivered another as they saw off Aleksandrs Samoilovs and Ruslans Sorokins 21-12 21-17.
The Latvian pair looked strong in coming through the preliminary phase with two wins and one defeat, but looked out of sorts in blustery conditions and never recovered after being thoroughly outplayed in the opening set.
Brink shone for the victors with four aces and a string of successful attacks at the net as Germany set up a blockbuster showdown with Brazil's Ricardo Santos and Pedro Cunha on Monday.
Reckermann said: 'We played pretty well at the pool stage and won all our matches, but it's a different game now.
'The conditions weren't easy, but we served well. We had them under a lot of pressure with passing and setting and that was why we broke them.
'They are a pretty good team and we lost against them the last two times we played, so this is a good result for us.'