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GB9703265D0 - Pump - Google Patents

Pump

Info

Publication number
GB9703265D0
GB9703265D0 GBGB9703265.0A GB9703265A GB9703265D0 GB 9703265 D0 GB9703265 D0 GB 9703265D0 GB 9703265 A GB9703265 A GB 9703265A GB 9703265 D0 GB9703265 D0 GB 9703265D0
Authority
GB
United Kingdom
Prior art keywords
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
GBGB9703265.0A
Other versions
GB2310254A (en
GB2310254B (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.)
LEDINGHAM CHALMERS TRUSTEE COM
Original Assignee
LEDINGHAM CHALMERS TRUSTEE COM
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 LEDINGHAM CHALMERS TRUSTEE COM filed Critical LEDINGHAM CHALMERS TRUSTEE COM
Publication of GB9703265D0 publication Critical patent/GB9703265D0/en
Publication of GB2310254A publication Critical patent/GB2310254A/en
Application granted granted Critical
Publication of GB2310254B publication Critical patent/GB2310254B/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/356—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F04C2/3566—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along more than one line or surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
GB9703265A 1996-02-17 1997-02-17 Pump apparatus Expired - Lifetime GB2310254B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9603389.9A GB9603389D0 (en) 1996-02-17 1996-02-17 Pump

Publications (3)

Publication Number Publication Date
GB9703265D0 true GB9703265D0 (en) 1997-04-09
GB2310254A GB2310254A (en) 1997-08-20
GB2310254B GB2310254B (en) 2000-08-23

Family

ID=10788960

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9603389.9A Pending GB9603389D0 (en) 1996-02-17 1996-02-17 Pump
GB9703265A Expired - Lifetime GB2310254B (en) 1996-02-17 1997-02-17 Pump apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9603389.9A Pending GB9603389D0 (en) 1996-02-17 1996-02-17 Pump

Country Status (1)

Country Link
GB (2) GB9603389D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9914150D0 (en) 1999-06-18 1999-08-18 Rotech Holdings Limited Improved pump
CN107387407A (en) * 2017-09-25 2017-11-24 张文川 The ground of screw rod oil extraction pump is without rod-type direct driving device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837323A (en) * 1973-03-02 1974-09-24 F Delfino Rotary engine
AU5866794A (en) * 1993-01-07 1994-08-15 Arnold Willem Josephus Grupping Downhole roller vane motor and roller vane pump
RU2164999C2 (en) * 1994-01-13 2001-04-10 Лоуренс Харрис Гари Downhole motor, drilling device and drilling unit
GB2297777A (en) * 1995-02-07 1996-08-14 Hollandsche Betongroep Nv Underwater excavation apparatus
GB9520398D0 (en) * 1995-10-06 1995-12-06 Susman Hector F A Improvements in or relating to fluid driven motors

Also Published As

Publication number Publication date
GB9603389D0 (en) 1996-04-17
GB2310254A (en) 1997-08-20
GB2310254B (en) 2000-08-23

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Legal Events

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

Expiry date: 20170216