Push-push button 3

Pink lever is pivoted on the base and can move up-down. Blue spring forces the pink lever towards the green button. Yellow spring forces the green button towards the right end of the pink bar. The profile shape and various depths of groove on green button ensures that the right end of the pink bar moves counter-cloclwise along the groove when the green button is pushed and released. The mechanism is used for locking small cabinet windows. It is more compact than the mechanism shown in: STEP files of this video: Inventor files: