To improve open-close operating properties in an open-close device.
A skylight-window hatch 14 is installed in a skylight-window frame 12 in a freely openable and closable manner, a fixing-side engaging body 26 is mounted in the opening edge of the skylight-window frame 12, and a molded form 31 for locking molded of a synthetic resin is set up to the skylight- window hatch 14. In the molded form 31 for locking, a gripping body 34 and a movable-side engaging body 35 are molded integrally. The gripping body 34 grips the skylight hatch 14 when the hatch 14 is opened and closed and operated, and the movable-side engaging body 35 can be engaged with the fixing-side engaging body 26 while engagement can be disengaged by the finger of a hand gripping the gripping body 34.
TAZAKI KAZUE
ENDO NORIAKI
HARAYAMA YUSUKE
HIRANO TOMOYA
PRESS KOGYO KK