Swimming pool cleaning device including a removable filter device

Patent metadata

Field	Value
Publication number	US-11802418-B2
Application number	US-202217942358-A
Country	US
Kind code	B2
Filing date	Sep 12, 2022
Priority date	Apr 4, 2014
Publication date	Oct 31, 2023
Grant date	Oct 31, 2023

Abstract

Swimming pool cleaning apparatus may include a cleaning unit intended to be immersed in a swimming pool and at least one liquid filter circuit between at least one liquid inlet and at least one liquid outlet via a filter chamber removable from the body of the cleaning unit. The filter chamber may include a cover and a filter basket. The cover may include components for fastening the filter basket and locking the filter chamber to the body of the cleaning unit. The locking component may be releasable and, when released, may cause an extraction handle to be deployed from the filter chamber and urged toward a predetermined position.

First claim

The invention claimed is:

1. A swimming pool cleaning apparatus comprising:
a. a body;
b. a debris filter, at least a part of which is disposed inside the body; and
c. an indicator movable relative to the body, the indicator movable between a first position and a second position based on a quantity of debris in the debris filter, wherein the second position is visible from outside the body.

2. The swimming pool cleaning apparatus according to claim 1 in which the indicator comprises a handle.

3. The swimming pool cleaning apparatus according to claim 1 in which a spring moves the indicator from the first position to the second position.

4. The swimming pool cleaning apparatus according to claim 3 in which the spring is a torsion spring.

5. The swimming pool cleaning apparatus according to claim 2 in which a spring moves the indicator from the first position to the second position.

6. The swimming pool cleaning apparatus according to claim 5 in which the spring is a torsion spring.

7. The swimming pool cleaning apparatus according to claim 1 further comprising a debris filter filling level sensor that causes the indicator to move from the first position to the second position.

8. The swimming pool cleaning apparatus according to claim 1 further comprising a battery level sensor that causes the indicator to move from the first position to the second position.

Assignees

• Zodiac Pool Care Europe

Inventors

• Blanc Tailleur Philippe
• Munoz Faustine
• Pichon Philippe

Classifications

• E04H4/1654 Primary

  Self-propelled cleaners · CPC title

• C02F1/001

  Processes for the treatment of water whereby the filtration technique is of importance (C02F1/44 takes precedence; construction of filters in general B01D24/00 - B01D41/00) · CPC title

• E04H4/1209

  Treatment of water for swimming pools (filters B01D) · CPC title

• E04H4/1609

  Hand-held strainers, non-powered brushes or scrubbers · CPC title

• C02F2103/42

  from bathing facilities, e.g. swimming pools · CPC title