IN2014MN02167A - - Google Patents

Info

Publication number
IN2014MN02167A
IN2014MN02167A IN2167MUN2014A IN2014MN02167A IN 2014MN02167 A IN2014MN02167 A IN 2014MN02167A IN 2167MUN2014 A IN2167MUN2014 A IN 2167MUN2014A IN 2014MN02167 A IN2014MN02167 A IN 2014MN02167A
Authority
IN
India
Prior art keywords
bearing
bores
gear pump
faces
curved
Prior art date
Application number
Other languages
English (en)
Inventor
Philip T Alexander
Neil V Norton
Robert E Oehman Jr
Mary B Rollins
Joel E Cate
Original Assignee
Imo Ind Inc
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 Imo Ind Inc filed Critical Imo Ind Inc
Publication of IN2014MN02167A publication Critical patent/IN2014MN02167A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/02—Arrangements of bearings
    • 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
    • F04C15/0088—Lubrication
    • 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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/26—Systems consisting of a plurality of sliding-contact bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/74—Sealings of sliding-contact bearings
    • 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
    • F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or pumps
    • 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
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/52—Bearings for assemblies with supports on both sides
    • 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
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/56—Bearing bushings or details thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Sliding-Contact Bearings (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Devices (AREA)
IN2167MUN2014 2012-03-30 2013-03-27 IN2014MN02167A (enExample)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261618218P 2012-03-30 2012-03-30
US13/850,884 US8998496B2 (en) 2012-03-30 2013-03-26 Gear pump with asymmetrical dual bearing
PCT/US2013/034034 WO2013148792A1 (en) 2012-03-30 2013-03-27 Gear pump with asymmetrical dual bearing

Publications (1)

Publication Number Publication Date
IN2014MN02167A true IN2014MN02167A (enExample) 2015-08-28

Family

ID=49235299

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2167MUN2014 IN2014MN02167A (enExample) 2012-03-30 2013-03-27

Country Status (7)

Country Link
US (1) US8998496B2 (enExample)
EP (1) EP2831435B1 (enExample)
JP (1) JP6033398B2 (enExample)
CN (1) CN104395625B (enExample)
IN (1) IN2014MN02167A (enExample)
WO (1) WO2013148792A1 (enExample)
ZA (1) ZA201407119B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3120027B1 (en) 2014-03-21 2024-11-06 CIRCOR Pumps North America, LLC Gear pump with end plates or bearings having spiral grooves
US10197056B2 (en) 2014-05-01 2019-02-05 Cicor Pumps North America, Llc Pump with shaped face seal
EP3146214B1 (en) * 2014-05-21 2020-05-20 CIRCOR Pumps North America, LLC A gear pump having through-shaft bearing weepage control
US9488170B2 (en) * 2014-06-06 2016-11-08 Hamilton Sundstrand Corporation Gear pump driven gear pressure loaded bearing
CN104533785A (zh) * 2014-12-24 2015-04-22 苏州工业园区华西泵业有限公司 化纤泵及其密封方法
JP6492872B2 (ja) * 2015-03-30 2019-04-03 ブラザー工業株式会社 接着剤供給装置及び布接着装置
DE102015221338A1 (de) * 2015-10-30 2017-05-04 Robert Bosch Gmbh Außenzahnradpumpe für ein Abwärmerückgewinnungssystem
JP6616663B2 (ja) 2015-11-05 2019-12-04 住友ゴム工業株式会社 ゴム押出し用のギアポンプ装置
KR101698726B1 (ko) * 2016-07-25 2017-01-20 심만섭 로터리 기어펌프
DE102016225826A1 (de) * 2016-12-21 2018-06-21 Robert Bosch Gmbh Außenzahnradmaschine
CN108035876A (zh) * 2017-12-08 2018-05-15 镇江沃尔夫重工部件有限公司 一种具有快速冲洗功能的齿轮泵
JP2019190401A (ja) * 2018-04-26 2019-10-31 宇部興産株式会社 ギヤポンプ
US11821421B2 (en) * 2019-06-11 2023-11-21 PSI-Polymer Systems, Inc. Gear pumps used in fluid processing lines and seal systems for fluid processing apparatuses
US10858940B1 (en) 2019-06-17 2020-12-08 Hamilton Sundstrand Corporation Bearing with an asymmetric pressure balance groove
US10962059B2 (en) 2019-06-17 2021-03-30 Hamilton Sundstrand Corporation Bearing with an eccentric seal groove
US12247617B2 (en) 2022-12-08 2025-03-11 Hamilton Sundstrand Corporation Cavitation resistant journal bearing

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029739A (en) * 1958-07-09 1962-04-17 John L Nagely Gear pump or motor with radial pressure balancing means
US3053192A (en) * 1960-03-01 1962-09-11 Bosch Gmbh Robert Bearing arrangement for a hydraulic machine
GB1232590A (enExample) * 1967-08-21 1971-05-19
FR2033502A5 (enExample) 1969-02-26 1970-12-04 Hydroperfect Internal
US3833319A (en) * 1973-03-21 1974-09-03 Dowty Hydraulic Units Ltd Positive-displacement liquid-pressure machines and pressure-balanced journal/thrust bushes therefor
GB2131091B (en) * 1982-11-25 1986-07-02 Plessey Co Plc A pressure loaded gear pump
DE8806388U1 (de) * 1987-09-10 1989-01-12 Robert Bosch Gmbh, 7000 Stuttgart Zahnradmotor
JPH0727427Y2 (ja) * 1989-10-31 1995-06-21 株式会社島津製作所 ギヤポンプ
JP2539194Y2 (ja) * 1993-03-18 1997-06-25 オンキヨー株式会社 ギアポンプの軸受構造
US5417556A (en) 1994-03-08 1995-05-23 Alliedsignal Inc. Bearing for gear pump
US5641281A (en) * 1995-11-20 1997-06-24 Lci Corporation Lubricating means for a gear pump
US5702234A (en) 1995-12-01 1997-12-30 Micropump, Inc. Fluid pump with bearing set having lubrication path
JPH1193792A (ja) * 1997-09-18 1999-04-06 Hitachi Ltd 車両用エンジンの燃料供給装置および燃料ポンプ
US6213745B1 (en) * 1999-05-03 2001-04-10 Dynisco High-pressure, self-lubricating journal bearings
GB0114434D0 (en) 2001-06-14 2001-08-08 Lucas Industries Ltd Bearing arrangement
WO2007096943A1 (ja) * 2006-02-20 2007-08-30 Shimadzu Mectem, Inc. 歯車ポンプ
CN201335011Y (zh) * 2008-12-18 2009-10-28 四川长江液压件有限责任公司 用于高压齿轮泵的浮动侧板

Also Published As

Publication number Publication date
CN104395625B (zh) 2016-12-28
EP2831435B1 (en) 2020-04-22
JP2015518538A (ja) 2015-07-02
EP2831435A1 (en) 2015-02-04
US8998496B2 (en) 2015-04-07
ZA201407119B (en) 2015-12-23
CN104395625A (zh) 2015-03-04
JP6033398B2 (ja) 2016-11-30
WO2013148792A1 (en) 2013-10-03
US20130259729A1 (en) 2013-10-03
EP2831435A4 (en) 2015-09-23

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