JP4280251B2 - 静水圧パワーユニット用の閉鎖キャビティピストン、および閉鎖キャビティピストンを製造する方法 - Google Patents
静水圧パワーユニット用の閉鎖キャビティピストン、および閉鎖キャビティピストンを製造する方法 Download PDFInfo
- Publication number
- JP4280251B2 JP4280251B2 JP2005181336A JP2005181336A JP4280251B2 JP 4280251 B2 JP4280251 B2 JP 4280251B2 JP 2005181336 A JP2005181336 A JP 2005181336A JP 2005181336 A JP2005181336 A JP 2005181336A JP 4280251 B2 JP4280251 B2 JP 4280251B2
- Authority
- JP
- Japan
- Prior art keywords
- piston
- closed cavity
- end cap
- cavity piston
- manufacturing
- 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 - Fee Related
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/10—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass pistons
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Details Of Reciprocating Pumps (AREA)
- Hydraulic Motors (AREA)
- Powder Metallurgy (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
12 端部キャップ
14 本体
15 第2端部
16 表面
18 球状キャビティ
20 中空ステム
22 リップ部分
23 孔
26 スリッパ
28 ボールソケット凹部
30 ボールソケット
32 流体通路
34 中空コンパートメント
60 金属射出成形型
Claims (2)
- スリッパを収容するように構成された第1端部と、第2端部と、少なくとも1個の長手方向に伸びた中空コンパートメントとを有する細長い円筒状本体と、
細長い円筒状本体を貫通するように設けられたボアと、
細長い円筒状本体の前記第2端部に取付けられ、前記ボアと整合する中心孔を有する端部キャップとを備え、
前記端部キャップを磁気材料で形成するようにした閉鎖キャビティピストン。 - 前記端部キャップが、焼結により、細長い円筒状本体に固定されている、請求項1に記載の閉鎖キャビティピストン。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/879,336 US6994014B2 (en) | 2004-06-29 | 2004-06-29 | Closed cavity piston for hydrostatic power units and method of manufacturing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006077979A JP2006077979A (ja) | 2006-03-23 |
JP4280251B2 true JP4280251B2 (ja) | 2009-06-17 |
Family
ID=35504135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005181336A Expired - Fee Related JP4280251B2 (ja) | 2004-06-29 | 2005-06-22 | 静水圧パワーユニット用の閉鎖キャビティピストン、および閉鎖キャビティピストンを製造する方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6994014B2 (ja) |
JP (1) | JP4280251B2 (ja) |
CN (1) | CN1715715A (ja) |
DE (1) | DE102005024234A1 (ja) |
SG (1) | SG118331A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090014101A1 (en) * | 2007-07-15 | 2009-01-15 | General Electric Company | Injection molding methods for manufacturing components capable of transporting liquids |
US20090014561A1 (en) * | 2007-07-15 | 2009-01-15 | General Electric Company | Components capable of transporting liquids manufactured using injection molding |
DE102009056903A1 (de) | 2009-12-03 | 2011-06-09 | Danfoss A/S | Hydraulische Kolbenmaschine, insbesondere wasserhydraulische Maschine |
WO2014187512A1 (de) * | 2013-05-22 | 2014-11-27 | Hydac Drive Center Gmbh | Axialkolbenpumpe in schrägscheibenbauart |
EP3470655B1 (en) * | 2017-10-10 | 2020-04-22 | Lombardini S.r.l. | Piston and method of manufacturing thereof |
JP7228994B2 (ja) * | 2018-11-15 | 2023-02-27 | 株式会社小松製作所 | ピストン及び油圧ポンプ・モータ |
CN111817475A (zh) * | 2020-07-09 | 2020-10-23 | 浙江标达动力科技有限公司 | 一种联动型便于安装式风力发电机端盖及其制作工艺 |
US20240116108A1 (en) * | 2021-02-24 | 2024-04-11 | Cummins Inc. | Tuned differential shrinkage sinter joining |
CN115045829A (zh) * | 2022-06-27 | 2022-09-13 | 重庆工业职业技术学院 | 一种新型轴向柱塞泵及其泵柱结构 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2653866A1 (de) * | 1976-11-26 | 1978-06-01 | Linde Ag | Kolben fuer eine hydrostatische kolbenmaschine |
DE2653868A1 (de) * | 1976-11-26 | 1978-06-01 | Linde Ag | Hohlkolben fuer eine hydrostatische kolbenmaschine und verfahren zu dessen herstellung |
US4345509A (en) * | 1980-06-23 | 1982-08-24 | Caterpillar Tractor Co. | Contaminant trap for fluid operated rotary actuator |
US4627793A (en) * | 1984-06-13 | 1986-12-09 | Nippondenso Co., Ltd. | Motor-driven radial plunger pump |
JP3398465B2 (ja) | 1994-04-19 | 2003-04-21 | 川崎製鉄株式会社 | 複合焼結体の製造方法 |
US5642654A (en) * | 1994-09-01 | 1997-07-01 | Sundstrand Corporation | Piston and method of manufacturing the same |
DE19934216A1 (de) * | 1999-07-21 | 2001-02-01 | Brueninghaus Hydromatik Gmbh | Hohlkolben für eine Kolbenmaschine und Verfahren zum Herstellen eines Hohlkolbens |
US6293185B1 (en) * | 2000-02-28 | 2001-09-25 | Sauer-Danfoss Inc. | Piston for a hydrostatic cylinder block |
US6431051B1 (en) * | 2000-03-31 | 2002-08-13 | Sauer-Danfoss Inc. | Closed cavity hydraulic piston and method of making the same |
US6314864B1 (en) | 2000-07-20 | 2001-11-13 | Sauer-Danfoss Inc. | Closed cavity piston for hydrostatic units |
US6588321B1 (en) | 2000-11-27 | 2003-07-08 | Sauer-Danfoss Inc. | Closed cavity piston and method of making the same |
US6551551B1 (en) | 2001-11-16 | 2003-04-22 | Caterpillar Inc | Sinter bonding using a bonding agent |
DE10206728B4 (de) | 2002-02-18 | 2006-08-24 | Brueninghaus Hydromatik Gmbh | Hohlkolben und Verfahren zu dessen Herstellung durch Sintern |
-
2004
- 2004-06-29 US US10/879,336 patent/US6994014B2/en not_active Expired - Fee Related
-
2005
- 2005-05-18 SG SG200503129A patent/SG118331A1/en unknown
- 2005-05-25 DE DE102005024234A patent/DE102005024234A1/de not_active Ceased
- 2005-06-22 JP JP2005181336A patent/JP4280251B2/ja not_active Expired - Fee Related
- 2005-06-29 CN CN200510082283.XA patent/CN1715715A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2006077979A (ja) | 2006-03-23 |
CN1715715A (zh) | 2006-01-04 |
US6994014B2 (en) | 2006-02-07 |
SG118331A1 (en) | 2006-01-27 |
US20050284289A1 (en) | 2005-12-29 |
DE102005024234A1 (de) | 2006-01-19 |
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