US Patent No. 10,655,290


Patent No. 10,655,290
Issue Date May 19, 2020
Title Technical Fish Lock
Inventorship Jan Jacobus Van Boxel, Werkendam (NL)
Assignee J.J. van Boxel Holding B.V., Werkendam (NL)

Claim of US Patent No. 10,655,290

1. An arrangement for guiding fish between a first lower situated body of water and a second higher situated body of water, the arrangement comprising a housing comprising:a first opening and a second opening, wherein in use the second opening is situated higher than the first opening; and
a water guide which connects the first opening to the second opening for guiding a flow of water from the second opening through the first opening;
wherein the water guide in use provides a flow trajectory for the flow of water,
the housing further comprising:
a base, and
an inner housing part, wherein the flow trajectory is within the housing and exterior to inner housing part and at least part of the base define a basin configured for containing a volume of water having a reduced velocity relative to a velocity of water in the flow trajectory, and
wherein the first opening provides an entrance configured to allow the fish into the basin.