Hinge and hinge and pivot arrangement

A hinge and pivot arrangement for a movable member, for example a window sash, and a co-operating frame, the arrangement including two hinges arranged at opposite ends of one member of the frame whereby the movable member can be hinged about said one frame member, a bolt co-operating with means for releasably connecting one of said hinges to the movable member, at least one striker plate on another member of the frame, opposite to the said one frame member, a stay pivoted at one end to said another frame member, and an operating mechanism mounted on the movable member and including an operating handle, an operating rod movable by the handle and carrying a locking member and a pin engagable in a channel in the free end of the stay and a linkage connecting the bolt and the operating rod, wherein in a first position of the operating handle, the locking member engages the striker plate thereby to secure the movable member to the frame against opening, in a second position of the operating handle, the locking member is disengaged from the striker plate and the bolt and co-operating means connect the said one of the hinges to the movable member whereby the movable member can turn about both hinges, and in a third position of the operating handle, the locking member is disengaged from the striker plate and the bolt and co-operating means disconnect the hinge from the movable member and the pin is engaged in the channel of the stay whereby the movable member can tilt within the limit imposed by the stay relative to a further member of the frame which interconnects the said opposing frame members.