Improvements in window stays

摘要

A window stay for the mounting of a window sash in a window frame. The window stay includes a sliding element 14. A lock mechanism enables the sliding element 14 to be located and locked in at least one locking position on the stay element 10. The locking mechanism has a latching portion 31 which is engagable with at least one engagement part 35 of the stay element 10 and an actuating part 30 which enables the latching portion 31 to be disengaged from the engagement part 35 to enable the sliding element 14 to slide along the stay element 10. There are also a re-latching means 34 which cause the latching portion 31 to re-engage with the or a said engagement part 35 upon the sliding element 14 reaching the or a locking position.