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Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Mechanism for adjustable oscillation in fans, essentially characterized in that it comprises two pieces of conical profile in their friction zone, which are coupled in a rotating support in such a way as to facilitate the effect of friction and self-lubrication. (Machine-translation by Google Translate, not legally binding)
ES1969153084U1969-10-301969-10-30
MECHANISM FOR ADJUSTABLE OSCILLATION IN FANS.
ExpiredES153084Y
(en)