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US 2014/0356136 A1Published application
Fluid-powered motors and pumps
AssigneeZodiac Pool Systems LLC
InventorsHendrikus Johannes van der Meijden, Michael Edward Moore
Life of this patent
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Abstract
Fluid-powered devices are detailed. The devices may be utilized as motors or pumps, for example, and are capable to switching dynamically between these functions. They additionally may use surface-area, rather than solely pressure, differentials to produce rotary motion.
Claims10
1-21. (canceled)
An assembly for contacting water flowing in a cleaner of a swimming pool or spa, comprising:
- a. a first hub;
- b. a first paddle (i) having a flexible edge and (ii) rotatable about first and second axes;
- c. a second paddle (i) having a flexible edge and (ii) rotatable about the first and second axes;
- d. a first shaft connecting the first and second paddles;
- e. a first rotational bearing fitted to facilitate rotation of the first shaft in the first hub;
- and
- f. a second hub fitted over the first rotational bearing and attached to the first hub.
4 more elements
Dependencies are inferred from the claim text.