Here are some examples:
* "He unlatched the gate and let the dog out." This means he opened the gate by releasing the latch that was holding it closed.
* "The door unlatched with a click." This means the door opened automatically because the latch was released.
* "She unlatched the suitcase and packed her clothes." This means she opened the suitcase by releasing the latch that was holding it closed.
"Unlatching" can also be used in a more figurative sense to mean releasing something from a restrictive or controlling situation.
For example:
* "The prisoner unlatched himself from the chains of his past." This means he broke free from the negative influences that were holding him back.
In general, "unlatching" suggests a simple and straightforward action that releases something from a restraint.