Back to results
US 2022/0022428 A1Published application
Top-Fill Hummingbird Feeder With Float Valve Base Closure Mechanism
AssigneeWoodstream Corporation
InventorsRobert T. Cruz, Marko Konstantin Lubic
Life of this patent
Estimating the term…
Abstract
A top-fill hummingbird feeder includes a liquid container with a liquid opening at a lower end. A feeding basin is positioned below the liquid container for containing nectar accessed by birds. A sealing mechanism includes a valve responsive to a nectar level in the feeding basin for opening and closing the liquid opening.
Claims20
A top-fill hummingbird feeder comprising:
- a liquid container with a liquid opening at a lower end;
- a feeding basin positioned below the liquid container for containing nectar accessed by birds;
- and
- a sealing mechanism including a valve responsive to a nectar level in the feeding basin for opening and closing the liquid opening.
1 more element
A top-fill hummingbird feeder comprising:
- a liquid container with a liquid flow opening at a lower end;
- a feeding basin positioned below the liquid container for containing liquid nectar accessed by birds through at least one feeding port, the liquid nectar having an upper surface;
- and
- a float valve including a float having an annular portion that is received within the feeding basin and positioned around the liquid flow opening, the annular portion being buoyant for floating upon the liquid nectar upper surface, the float having a sealing surface operative to close and open the liquid flow opening of the liquid container as a level of the nectar, with the float supported on the upper surface thereof, moves up and down, respectively, as a nectar level in the feeding basin increases or decreases.
1 more element
Dependencies are inferred from the claim text.