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Patent Agency Ranking
公开(公告)号：US12049879B2
公开(公告)日：2024-07-30
申请号：US17876904
申请日：2022-07-29
Applicant: Active Products Inc.
Inventor： James Hou , Jiang-yong Gu , Ming Liu , Man Chung Kenneth Lam
CPC classification number: F04B1/182 , F04B1/12 , F04B1/14 , F04B1/148 , F04B1/28 , F04B17/05 , F04B2203/0201 , F04B2203/0202 , F04B2203/0604
Abstract: There is provided a wobble plate piston water pump for use in a pressure washer and driven by a driving source, the water pump includes a pump body, a wobble plate, four or more pistons and a water passage defined by a water inlet and a water outlet. The driving source being electric powered and having a power consumption of less than or equal to a 15 ampere draw at 120 volts or 220 volts or the driving source being gas powered and having an engine displacement of less than or equal to 250 cubic centimetres.
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公开(公告)号：US11434890B2
公开(公告)日：2022-09-06
申请号：US16933022
申请日：2020-07-20
Applicant: Active Products Inc.
Inventor： James Hou , Jiang-yong Gu , Ming Liu , Man Chung Kenneth Lam
Abstract: There is provided a wobble plate piston water pump for use in a pressure washer and driven by a driving source, the water pump includes a pump body, a wobble plate, four or more pistons and a water passage defined by a water inlet and a water outlet. The driving source being electric powered and having a power consumption of less than or equal to a 15 ampere draw at 120 volts or 220 volts or the driving source being gas powered and having an engine displacement of less than or equal to 250 cubic centimetres.
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公开(公告)号：US12264660B2
公开(公告)日：2025-04-01
申请号：US17891550
申请日：2022-08-19
Applicant: Active Products Inc.
Inventor： James Hou , Jiang-Yong Gu , Ming Liu , Man Chung Kenneth Lam
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.
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公开(公告)号：US09808839B2
公开(公告)日：2017-11-07
申请号：US13906639
申请日：2013-05-31
Applicant: Active Products Inc.
Inventor： Ming Liu , John Schmider , Jonathan Loudon , Heather Lam
CPC classification number: B08B3/026 , B05B9/0416 , B08B2203/0276 , B65H75/403 , B65H75/42 , B65H75/4478 , B65H75/4494 , F04D29/628 , Y10T137/6918 , Y10T137/6958 , Y10T137/85978
Abstract: A pressure assisted washer or pressure washer with hose reel and motor pump assembly. The hose reel defines a bore in which a motor pump assembly is disposed. The hose reel comprises a cylinder having an aperture through which pressurized fluid can be accessed through a coupling in fluid communication with a pump. The pump has a rotating collar.
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公开(公告)号：US10753347B2
公开(公告)日：2020-08-25
申请号：US16017533
申请日：2018-06-25
Applicant: Active Products Inc.
Inventor： James Hou , Jiang-yong Gu , Ming Liu , Man Chung Kenneth Lam
Abstract: There is provided a wobble plate piston water pump for use in a pressure washer and driven by a driving source, the water pump includes a pump body, a wobble plate, four or more pistons and a water passage defined by a water inlet and a water outlet. The driving source being electric powered and having a power consumption of less than or equal to a 15 ampere draw at 120 volts or 220 volts or the driving source being gas powered and having an engine displacement of less than or equal to 250 cubic centimetres.
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