A foldable seat back includes a base, a back plate and a bracket. The base defines a positioning groove therein. The back plate is pivoted on the base, allowing the back plate to be positioned in at least one folded up state and a folded down state. The bracket has one end pivoted on a rear side of the back plate, and the other end releasably engaged in the positioning groove of the base to sustain the back plate in the folded up state.
Water sports board with foldable seat back
26.11.2019
Patent
Elektronische Ressource
Englisch
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |