DE69902247T2 - Einstellbare ein- und auslassöffnungen für einen drucktransformator - Google Patents

Einstellbare ein- und auslassöffnungen für einen drucktransformator

Info

Publication number
DE69902247T2
DE69902247T2 DE69902247T DE69902247T DE69902247T2 DE 69902247 T2 DE69902247 T2 DE 69902247T2 DE 69902247 T DE69902247 T DE 69902247T DE 69902247 T DE69902247 T DE 69902247T DE 69902247 T2 DE69902247 T2 DE 69902247T2
Authority
DE
Germany
Prior art keywords
outlet
pressure transformer
adjustable inlet
adjustable
inlet
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
Application number
DE69902247T
Other languages
English (en)
Other versions
DE69902247D1 (de
Inventor
J Raab
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.)
Caterpillar Inc
Original Assignee
Caterpillar 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 Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE69902247D1 publication Critical patent/DE69902247D1/de
Publication of DE69902247T2 publication Critical patent/DE69902247T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/26—Control
    • F04B1/30—Control of machines or pumps with rotary cylinder blocks
    • F04B1/303—Control of machines or pumps with rotary cylinder blocks by turning the valve plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F04B1/2014—Details or component parts
    • F04B1/2042—Valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Motors (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE69902247T 1998-04-07 1999-03-26 Einstellbare ein- und auslassöffnungen für einen drucktransformator Expired - Fee Related DE69902247T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/056,515 US5878649A (en) 1998-04-07 1998-04-07 Controlled porting for a pressure transformer
PCT/US1999/006637 WO1999054625A1 (en) 1998-04-07 1999-03-26 Controlled porting for a pressure transformer

Publications (2)

Publication Number Publication Date
DE69902247D1 DE69902247D1 (de) 2002-08-29
DE69902247T2 true DE69902247T2 (de) 2003-03-27

Family

ID=22004917

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69902247T Expired - Fee Related DE69902247T2 (de) 1998-04-07 1999-03-26 Einstellbare ein- und auslassöffnungen für einen drucktransformator

Country Status (6)

Country Link
US (1) US5878649A (de)
EP (1) EP1070203B1 (de)
JP (1) JP2002512344A (de)
AU (1) AU3207199A (de)
DE (1) DE69902247T2 (de)
WO (1) WO1999054625A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016002071A1 (de) * 2016-01-31 2017-08-03 Schwarzer Precision GmbH & Co. KG Ventilsegment und Ventilanordnung
DE102022200175A1 (de) 2022-01-11 2023-07-13 Robert Bosch Gesellschaft mit beschränkter Haftung Hydrostatische Kolbenmaschine und Verfahren zum Zusammenbau der hydrostatischen Kolbenmaschine

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10299656A (ja) * 1997-04-22 1998-11-10 Zexel Corp 往復式圧縮機
US6038958A (en) * 1998-04-07 2000-03-21 Noax B.V. Porting for hydraulic pressure transformer
US6497558B1 (en) 2000-03-01 2002-12-24 Caterpillar Inc Hydraulic pressure transformer
DE10034238A1 (de) * 2000-07-13 2002-01-31 Mannesmann Rexroth Ag Hydrotransformator
NL1016827C1 (nl) * 2000-11-29 2002-05-31 Innas Free Piston Bv Hydraulische inrichting als een pomp of een motor.
US6470677B2 (en) 2000-12-18 2002-10-29 Caterpillar Inc. Free piston engine system with direct drive hydraulic output
US6858195B2 (en) * 2001-02-23 2005-02-22 Lsi Logic Corporation Process for forming a low dielectric constant fluorine and carbon-containing silicon oxide dielectric material
CN101821482B (zh) * 2007-10-05 2013-03-27 能量回收股份有限公司 带有改进流动的旋转式压力传递装置
FR3004224A1 (fr) * 2013-04-04 2014-10-10 Hydro Leduc Pompe hydraulique a double sens de rotation
EP3150851B1 (de) * 2015-10-01 2019-12-25 Moog GmbH Verbesserte verdrängerpumpe
CN105545835B (zh) * 2015-12-18 2017-06-06 哈尔滨工业大学 一种并联型斜轴式液压变压器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1031736A (en) * 1962-10-11 1966-06-02 Lely Nv C Van Der Improvements in or relating to hydraulic pumps and motors
FR2110550A5 (de) * 1970-10-21 1972-06-02 Citroen Sa
DE2406871B1 (de) * 1974-02-13 1975-07-10 Hydromatik Gmbh Steuerspiegel einer hydraulischen Maschine
US4034652A (en) * 1975-03-06 1977-07-12 Caterpillar Tractor Co. Method and valve face configuration for reducing noise in a hydraulic pump
US4212596A (en) * 1978-02-23 1980-07-15 Caterpillar Tractor Co. Pressurized fluid supply system
US4976284A (en) * 1990-01-16 1990-12-11 General Motors Corporation Reed valve for piston machine
US5147190A (en) * 1991-06-19 1992-09-15 General Motors Corporation Increased efficiency valve system for a fluid pumping assembly
JP3513836B2 (ja) * 1994-02-23 2004-03-31 株式会社豊田自動織機 圧縮機
JPH094563A (ja) * 1995-04-18 1997-01-07 Zexel Corp 往復式圧縮機
NL1002430C2 (nl) * 1996-02-23 1997-08-26 Innas Free Piston Ifp Bv Inrichting voor het opwekken, gebruiken of transformeren van hydraulische energie.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016002071A1 (de) * 2016-01-31 2017-08-03 Schwarzer Precision GmbH & Co. KG Ventilsegment und Ventilanordnung
DE102022200175A1 (de) 2022-01-11 2023-07-13 Robert Bosch Gesellschaft mit beschränkter Haftung Hydrostatische Kolbenmaschine und Verfahren zum Zusammenbau der hydrostatischen Kolbenmaschine

Also Published As

Publication number Publication date
JP2002512344A (ja) 2002-04-23
EP1070203B1 (de) 2002-07-24
WO1999054625A1 (en) 1999-10-28
EP1070203A1 (de) 2001-01-24
DE69902247D1 (de) 2002-08-29
US5878649A (en) 1999-03-09
AU3207199A (en) 1999-11-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee