IT7949870A0 - Perfezionamento nelle pompe o motori rotativi - Google Patents
Perfezionamento nelle pompe o motori rotativiInfo
- Publication number
- IT7949870A0 IT7949870A0 IT7949870A IT4987079A IT7949870A0 IT 7949870 A0 IT7949870 A0 IT 7949870A0 IT 7949870 A IT7949870 A IT 7949870A IT 4987079 A IT4987079 A IT 4987079A IT 7949870 A0 IT7949870 A0 IT 7949870A0
- Authority
- IT
- Italy
- Prior art keywords
- pumps
- improvement
- rotary motors
- motors
- rotary
- Prior art date
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
-
- 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
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/086—Carter
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Rotary Pumps (AREA)
- Hydraulic Motors (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/024,612 US4292013A (en) | 1979-03-28 | 1979-03-28 | Rotary impeller or motor with pressure balanced end plates |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7949870A0 true IT7949870A0 (it) | 1979-07-26 |
IT1118115B IT1118115B (it) | 1986-02-24 |
Family
ID=21821492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49870/79A IT1118115B (it) | 1979-03-28 | 1979-07-26 | Perfezionamento nelle pompe o motori rotativi |
Country Status (10)
Country | Link |
---|---|
US (1) | US4292013A (it) |
JP (1) | JPS5945840B2 (it) |
AU (1) | AU535077B2 (it) |
BR (1) | BR7905841A (it) |
CA (1) | CA1142794A (it) |
DE (1) | DE2935294C2 (it) |
FR (1) | FR2452613B1 (it) |
GB (1) | GB2044856B (it) |
IT (1) | IT1118115B (it) |
ZA (1) | ZA793315B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4337018A (en) * | 1980-01-29 | 1982-06-29 | Commercial Shearing, Inc. | Rotary impeller pump or motor with counterbalancing chamber in thrust plate bearing counterbore |
DE3404959A1 (de) * | 1984-02-11 | 1985-08-14 | Robert Bosch Gmbh, 7000 Stuttgart | Zahnradmaschine (pumpe oder motor) |
US5022837A (en) * | 1989-11-13 | 1991-06-11 | Sta-Rite Industries, Inc. | Seal arrangement for a gear machine |
US6123507A (en) * | 1998-11-30 | 2000-09-26 | Smith & Loveless, Inc. | Single port impeller |
US6390793B1 (en) * | 2001-02-13 | 2002-05-21 | Haldex Barnes Corporation | Rotary gear pump with fluid inlet size compensation |
US10138908B2 (en) | 2013-08-19 | 2018-11-27 | Purdue Research Foundation | Miniature high pressure pump and electrical hydraulic actuation system |
JP7518327B2 (ja) * | 2019-10-11 | 2024-07-18 | ダイキン工業株式会社 | 歯車ポンプ又は歯車モータ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1972632A (en) * | 1931-01-05 | 1934-09-04 | Commercial Shearing | Thrust plate for pumps |
US2714856A (en) * | 1950-01-18 | 1955-08-09 | Commercial Shearing | Rotary pump or motor |
DE1293600B (it) * | 1955-02-08 | 1969-04-24 | ||
US2969744A (en) * | 1959-03-10 | 1961-01-31 | Gen Metals Corp | Gear motor or pump |
US3263620A (en) * | 1964-02-07 | 1966-08-02 | Chandler Evans Inc | Light weight bearings for gear pumps |
US3306225A (en) * | 1964-07-08 | 1967-02-28 | Sylvester W Smith | Self-lubricating pump |
US3309997A (en) * | 1964-07-31 | 1967-03-21 | Shimadzu Corp | Gear pump or motor |
IT957591B (it) * | 1971-05-10 | 1973-10-20 | Commercial Shearing | Perfezionamento nei motori e pompe a rotazione |
US3778200A (en) * | 1972-02-02 | 1973-12-11 | Weatherhead Co | Rotary fluid pump or motor |
SU434187A1 (ru) * | 1973-02-02 | 1974-06-30 | В. П. Николаев, Г. М. Клейман, В. А. Соловьев, А. Б. Клебанов, | Шестеренная гидромашина |
-
1979
- 1979-03-28 US US06/024,612 patent/US4292013A/en not_active Expired - Lifetime
- 1979-07-03 ZA ZA793315A patent/ZA793315B/xx unknown
- 1979-07-26 IT IT49870/79A patent/IT1118115B/it active
- 1979-07-31 CA CA000332938A patent/CA1142794A/en not_active Expired
- 1979-08-15 AU AU49945/79A patent/AU535077B2/en not_active Ceased
- 1979-08-17 FR FR7920862A patent/FR2452613B1/fr not_active Expired
- 1979-08-30 GB GB7930005A patent/GB2044856B/en not_active Expired
- 1979-08-31 DE DE2935294A patent/DE2935294C2/de not_active Expired
- 1979-09-12 BR BR7905841A patent/BR7905841A/pt not_active IP Right Cessation
-
1980
- 1980-01-22 JP JP55005352A patent/JPS5945840B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1118115B (it) | 1986-02-24 |
FR2452613B1 (fr) | 1987-03-06 |
CA1142794A (en) | 1983-03-15 |
DE2935294A1 (de) | 1980-10-09 |
JPS5945840B2 (ja) | 1984-11-08 |
AU535077B2 (en) | 1984-03-01 |
FR2452613A1 (fr) | 1980-10-24 |
JPS55128686A (en) | 1980-10-04 |
ZA793315B (en) | 1980-06-25 |
US4292013A (en) | 1981-09-29 |
BR7905841A (pt) | 1980-12-02 |
GB2044856A (en) | 1980-10-22 |
GB2044856B (en) | 1983-04-20 |
AU4994579A (en) | 1980-10-02 |
DE2935294C2 (de) | 1983-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970729 |