GB0419566D0 - Hydraulic pump - Google Patents

Hydraulic pump

Info

Publication number
GB0419566D0
GB0419566D0 GBGB0419566.5A GB0419566A GB0419566D0 GB 0419566 D0 GB0419566 D0 GB 0419566D0 GB 0419566 A GB0419566 A GB 0419566A GB 0419566 D0 GB0419566 D0 GB 0419566D0
Authority
GB
United Kingdom
Prior art keywords
hydraulic pump
hydraulic
pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB0419566.5A
Other versions
GB2402444B (en
GB2402444A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Salamander Pumped Shower Systems Ltd
Original Assignee
Salamander Pumped Shower Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Salamander Pumped Shower Systems Ltd filed Critical Salamander Pumped Shower Systems Ltd
Publication of GB0419566D0 publication Critical patent/GB0419566D0/en
Publication of GB2402444A publication Critical patent/GB2402444A/en
Application granted granted Critical
Publication of GB2402444B publication Critical patent/GB2402444B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/005—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 changing the phase relationship of two working pistons in one working chamber or the phase-relationship of a piston and a driven distribution member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
GB0419566A 2002-03-15 2003-03-11 Hydraulic pump Expired - Lifetime GB2402444B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0206110A GB0206110D0 (en) 2002-03-15 2002-03-15 Hydraulic pump
PCT/GB2003/001039 WO2003078839A2 (en) 2002-03-15 2003-03-11 Hydraulic pump

Publications (3)

Publication Number Publication Date
GB0419566D0 true GB0419566D0 (en) 2004-10-06
GB2402444A GB2402444A (en) 2004-12-08
GB2402444B GB2402444B (en) 2006-02-15

Family

ID=9933022

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0206110A Ceased GB0206110D0 (en) 2002-03-15 2002-03-15 Hydraulic pump
GB0419566A Expired - Lifetime GB2402444B (en) 2002-03-15 2003-03-11 Hydraulic pump

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0206110A Ceased GB0206110D0 (en) 2002-03-15 2002-03-15 Hydraulic pump

Country Status (3)

Country Link
AU (1) AU2003209499A1 (en)
GB (2) GB0206110D0 (en)
WO (1) WO2003078839A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006010202A1 (en) * 2004-07-28 2006-02-02 Ian Gray Pump control system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2752249B2 (en) * 1977-11-23 1979-09-27 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Protective device for pumps
WO1995002126A1 (en) * 1993-07-08 1995-01-19 Fisherman Holdings Limited T/A M2Technology Pump controller
JPH07167102A (en) * 1993-12-17 1995-07-04 Sumitomo Metal Ind Ltd Pressure control method in high pressure pump
FR2722251B1 (en) * 1994-07-05 1996-09-13 Transenergie PUMPING STATION OPERATING FROM SOLAR ENERGY
DE19539395A1 (en) * 1995-10-10 1997-04-17 Hako Gmbh & Co Electrically driven liquid pump e.g. for wet cleaning machine
DE19629136A1 (en) * 1996-07-19 1998-01-22 Gardena Kress & Kastner Gmbh Control device for a feed pump or the like
DE19780822B4 (en) * 1996-08-12 2006-02-23 Hitachi Construction Machinery Co., Ltd. Hydraulic device for determining faults of hydraulic pumps in a work vehicle
AUPR806801A0 (en) * 2001-10-03 2001-10-25 Davey Products Pty Ltd Pump control system
US20030077179A1 (en) * 2001-10-19 2003-04-24 Michael Collins Compressor protection module and system and method incorporating same

Also Published As

Publication number Publication date
AU2003209499A1 (en) 2003-09-29
WO2003078839A3 (en) 2003-11-27
GB2402444B (en) 2006-02-15
GB2402444A (en) 2004-12-08
GB0206110D0 (en) 2002-04-24
WO2003078839A2 (en) 2003-09-25

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20230310