Fully enclosed detent hinge mechanism

摘要

A fully enclosed detent hinge mechanism (26) for a foldable bathroom shower seat or other hinged device, comprising a hinge housing (28); a rotatable element (42) rotatably received in the hinge housing (28) and connectable or connected to a hingably movable part of the hinged device (18) for angular displacement therewith; and detent means (72) for releasably retaining the hingably movable part of the hinged device (18) in a raised condition. The detent means (72) includes a first detent part (74) located on the hinge housing (28) and a second detent part (82) located on the rotatable element (42) and which is cooperable with the first detent part (74) to prevent or substantially prevent unintentional movement of the rotatable element (42) in the hinge housing (28). The first or second detent part (74, 82) including one or more cantilever arms.