Mechanical Locking Mechanism Design

Job ID: 33906906

Budget: $30 – $250 USD

Require a mechanical engineer with extensive knowledge about locking mechanisms, latch mechanisms and other types of mechanisms without the use to gears and electronics.
Would require a locking mechanism design for my application.
The bucket provided requires a locking mechanism that can work for both the buckets from one type of locking. It has to be a top to bottom locking and should also unlock from bottom to top. The locking mechanism should be able to withstand about 20 kilograms of force applied to them.