US Patent 7182665 Bubble generating assembly

A bubble generating assembly has a housing with a wiping bar secured to a permanent location extending across a portion of the front opening of the housing. The bubble generating assembly further includes a container coupled to the housing and retaining bubble solution, a trigger mechanism, a bubble generating ring positioned adjacent the front opening, a tubing that couples the interior of the container with the ring, and a link assembly that couples the trigger mechanism and the ring in a manner in which actuation of the trigger mechanism causes the ring to be moved from a first position to a second position across the wiping bar.