GB1422271A - Externally meshing gear pumps and motors - Google Patents

Externally meshing gear pumps and motors

Info

Publication number
GB1422271A
GB1422271A GB762673A GB762673A GB1422271A GB 1422271 A GB1422271 A GB 1422271A GB 762673 A GB762673 A GB 762673A GB 762673 A GB762673 A GB 762673A GB 1422271 A GB1422271 A GB 1422271A
Authority
GB
United Kingdom
Prior art keywords
plate
gears
sealing
recess
portions
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.)
Expired
Application number
GB762673A
Other languages
English (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.)
Unisys Corp
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of GB1422271A publication Critical patent/GB1422271A/en
Expired 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
GB762673A 1972-02-17 1973-02-16 Externally meshing gear pumps and motors Expired GB1422271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US227225A US3876347A (en) 1972-02-17 1972-02-17 Gear pump or motor with unitary flexible end seal plate

Publications (1)

Publication Number Publication Date
GB1422271A true GB1422271A (en) 1976-01-21

Family

ID=22852270

Family Applications (1)

Application Number Title Priority Date Filing Date
GB762673A Expired GB1422271A (en) 1972-02-17 1973-02-16 Externally meshing gear pumps and motors

Country Status (8)

Country Link
US (1) US3876347A (enExample)
JP (1) JPS5148801B2 (enExample)
AU (1) AU470449B2 (enExample)
CA (1) CA979735A (enExample)
FR (1) FR2172686A5 (enExample)
GB (1) GB1422271A (enExample)
IT (1) IT976882B (enExample)
SE (1) SE389895B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015102493A1 (en) 2014-01-03 2015-07-09 Koninklijke Douwe Egberts B.V. Exchangeable supply pack for a beverage dispensing machine, doser, pump assembly and method of manufacturing.
CN105631104B (zh) * 2015-12-24 2018-10-12 哈尔滨锅炉厂有限责任公司 齿形密封板的制造方法
CN106014975B (zh) * 2016-07-19 2018-02-27 江苏大学 一种悬臂式双螺杆喷水推进泵

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702509A (en) * 1951-04-06 1955-02-22 Air Equipment Rotary pump
US3213799A (en) * 1962-12-26 1965-10-26 Webster Electric Co Inc Rotary pump or motor
US3270680A (en) * 1964-12-17 1966-09-06 Kingston Products Corp Pressure loaded gear pump
US3213800A (en) * 1965-05-04 1965-10-26 Webster Electric Co Inc Unitary wear plate and seal
US3376824A (en) * 1965-07-01 1968-04-09 Turolla Marco Gear pump

Also Published As

Publication number Publication date
JPS4890002A (enExample) 1973-11-24
FR2172686A5 (enExample) 1973-09-28
IT976882B (it) 1974-09-10
CA979735A (en) 1975-12-16
DE2306540A1 (de) 1973-08-30
DE2306540B2 (de) 1976-01-15
US3876347A (en) 1975-04-08
JPS5148801B2 (enExample) 1976-12-23
SE389895B (sv) 1976-11-22
AU470449B2 (en) 1976-03-18
AU5099473A (en) 1974-07-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee