Wobble plate pistonwater pump for use ina low flow gas pressure washer or a low current electric pressure washer
US12264660B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2022 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | Aug 19, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B2203/0604
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
There is provided a wobble plate piston water pump including: a pump body defining a plurality of channels; a rotatable wobble plate disposed in the pump body; a plurality of pistons each located in a respective one of the plurality of channels, the pistons being reciprocatable within the channel along a piston axis; a water passage defined by a water inlet and a water outlet; and a plurality of inlet check valves, each associated with one of the channels, and positioned between the water inlet and the associated channel, the inlet check valves reciprocate along an axis parallel to the piston axis to transition between closed states and open states.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.