JPH04501165A - 圧力の脈動を減少させるための伸縮ホース - Google Patents
圧力の脈動を減少させるための伸縮ホースInfo
- Publication number
- JPH04501165A JPH04501165A JP2511167A JP51116790A JPH04501165A JP H04501165 A JPH04501165 A JP H04501165A JP 2511167 A JP2511167 A JP 2511167A JP 51116790 A JP51116790 A JP 51116790A JP H04501165 A JPH04501165 A JP H04501165A
- Authority
- JP
- Japan
- Prior art keywords
- hose
- hollow body
- pressure
- end piece
- inner flexible
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/062—Details, component parts
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Pipe Accessories (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Power Steering Mechanism (AREA)
- Joints Allowing Movement (AREA)
Abstract
Description
Claims (3)
- 1.特に自動車のサーボかじ取り装置のための、液圧系内のポンプに由来する圧 力脈動およびこれに結びついた騒音を減少させるための伸縮ホースであって、入 口側のエンドピースと出口側のエンドピースに接続された、高い、横方向におけ る容積膨張を有する外側の圧力ホースが設けられており、かつ圧力ホースに同軸 的に配置された、圧力媒体を導くのに好適な内側のフレキシブルな中空体が設け られており、この中空体が入口側で入口側エンドピースのニップル接続部へ接続 されており、かつ少なくとも部分長にわたつて外側への開口を有している形式の ものにおいて、内側のフレキシブルな中空体(5)が出口側のエンドピース(3 )内まて突入していてこのエンドピースの出口通路(6)内で自由に延びており 、かつ中空体の外径がこれを取巻いた出口通路(6)よりも小さいことを特徴と する、圧力の脈動を減少させるための伸縮ホース。
- 2.内側のフレキシブルな中空体(5)が、全長にわたつて分配されて配置され た半径方向の通過口(7)を有する、フレキシブルな管またはホースである、請 求項1記載の伸縮ホース。
- 3.内側のフレキシブルな中空体(5)が螺旋状に巻かれた材料ローブから製作 され、この材料ローブが材料ローブワインデイング間の隙間の量を変えるために 圧力に依存した伸張率を有している、請求項1記載の伸縮ホース。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH194989 | 1989-05-24 | ||
CH1949/89-7 | 1989-05-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04501165A true JPH04501165A (ja) | 1992-02-27 |
JP2758265B2 JP2758265B2 (ja) | 1998-05-28 |
Family
ID=4222361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2511167A Expired - Fee Related JP2758265B2 (ja) | 1989-05-24 | 1990-04-30 | 圧力の脈動を減少させるための伸縮ホース |
Country Status (9)
Country | Link |
---|---|
US (1) | US5172729A (ja) |
EP (1) | EP0426789B1 (ja) |
JP (1) | JP2758265B2 (ja) |
KR (1) | KR960006186B1 (ja) |
AT (1) | ATE84357T1 (ja) |
DE (1) | DE59000725D1 (ja) |
DK (1) | DK0426789T3 (ja) |
ES (1) | ES2037559T3 (ja) |
WO (1) | WO1990014549A1 (ja) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5623970A (en) * | 1992-02-14 | 1997-04-29 | Beta Machinery Analysis Ltd. | Field installable choke tube |
US5460205A (en) * | 1992-02-14 | 1995-10-24 | Beta Machinery Analysis Ltd. | Field installable choke tube |
US5521340A (en) * | 1994-04-05 | 1996-05-28 | Ford Motor Company | Tuned tube muffler for an automotive vehicle |
US5435699A (en) * | 1994-04-05 | 1995-07-25 | Ford Motor Company | Accumulator for air conditioning system |
US5582006A (en) * | 1994-04-29 | 1996-12-10 | Techco Corporation | Method and apparatus for reduction of fluid borne noise in hydraulic systems |
US5791141A (en) * | 1994-04-29 | 1998-08-11 | Techco Corp. | Method and apparatus for reduction of fluid borne noise in hydraulic systems |
US5475976A (en) * | 1994-04-29 | 1995-12-19 | Techco Corporation | Method and apparatus for reduction of fluid borne noise in hydraulic systems |
FR2726884B1 (fr) * | 1994-11-10 | 1996-12-20 | Hutchinson | Procede et dispositif d'assemblage d'un attenuateur de bruit dans un flexible hydraulique |
US5495711A (en) * | 1994-12-07 | 1996-03-05 | General Motors Corporation | Tuner hose assembly for power steering system |
IT1267644B1 (it) * | 1994-12-07 | 1997-02-07 | Dayco Europe Spa | Condotto per l'adduzione di un fluido con attenuazione delle pulsazioni di pressione |
FR2737277B1 (fr) * | 1995-07-27 | 2000-11-24 | Conducto | Tuyau flexible a fuite parietale de valeur predeterminee |
US6279613B1 (en) * | 1997-04-30 | 2001-08-28 | Dayco Products, Inc. | Energy attenuation apparatus for a system conveying liquid under pressure and method of attenuating energy in such a system |
US6269841B1 (en) * | 1997-04-30 | 2001-08-07 | Dayco Products Llc | Energy attenuation apparatus for a system conveying liquid under pressure and method of attenuating energy in such a system |
US6085792A (en) * | 1997-04-30 | 2000-07-11 | Dayco Products, Inc, | Energy attenuation apparatus for a system conveying liquid under pressure and method of attenuating energy in such a system |
US20080053547A1 (en) * | 1997-11-24 | 2008-03-06 | Yungrwei Chen | Energy attenuation apparatus for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit |
US7380572B2 (en) * | 1997-11-24 | 2008-06-03 | Fluid Routing Solutions, Inc. | Energy attenuation apparatus for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit |
US6073656A (en) * | 1997-11-24 | 2000-06-13 | Dayco Products, Inc. | Energy attenuation device for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit |
US7007718B2 (en) * | 1997-11-24 | 2006-03-07 | Dayco Products, Llc | Energy attenuation apparatus for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit |
US6155378A (en) * | 1999-07-01 | 2000-12-05 | Dana Corporation | Method and apparatus for noise suppression in a fluid line |
US7036530B2 (en) * | 1999-12-22 | 2006-05-02 | Dayco Products, Llc | Energy attenuation device for a fluid-conveying line and method of attenuating energy in such a line |
KR20010063979A (ko) * | 1999-12-24 | 2001-07-09 | 이계안 | 유체용 고압 호스 |
US7063181B1 (en) | 2000-04-27 | 2006-06-20 | Dana Corporation | Fluid-borne noise suppression in an automotive power steering system |
IT1320652B1 (it) * | 2000-09-19 | 2003-12-10 | Dayco Europe Srl | Condotto per l'adduzione di fluido con attenuazione delle pulsazionidi pressione. |
US6478052B1 (en) | 2001-07-25 | 2002-11-12 | Jeff Alan Conley | Pulsation damping assembly and method |
US6591870B1 (en) * | 2002-03-22 | 2003-07-15 | Dayco Products, Llc | Energy attenuation restrictor device and method of forming such restrictor device |
FR2856131B1 (fr) * | 2003-06-11 | 2005-07-15 | Coflexip | Conduite tubulaire flexible pour le transport de fluide et notamment d'hydrocarbures gazeux, a carcasse et gaine interne anti-turbulence |
US7325570B1 (en) | 2004-12-06 | 2008-02-05 | Coupled Products, Llc | Method and apparatus for noise suppression in a fluid line |
DE102005036921A1 (de) * | 2005-08-05 | 2007-02-08 | Bayerische Motoren Werke Ag | Pulsationsminderer für hydraulische Systeme |
US7249613B1 (en) | 2006-02-03 | 2007-07-31 | Dayco Products, Llc | Energy attenuation device |
US7717135B2 (en) | 2006-02-03 | 2010-05-18 | Yh America, Inc. | Energy attenuation device |
KR100742506B1 (ko) * | 2006-03-22 | 2007-07-24 | 엘에스전선 주식회사 | 압력맥동저감장치 |
DE102006027894A1 (de) * | 2006-06-17 | 2007-12-27 | Airbus Deutschland Gmbh | Einrichtung zur Verminderung von Hydrofluidschwingungen in einem Hydrauliksystem |
DE102006037179A1 (de) * | 2006-08-09 | 2008-02-14 | Robert Bosch Gmbh | Kraftstoffeinspritzsystem mit einem Druckschwingungsdämpfer |
US20080210486A1 (en) * | 2007-03-02 | 2008-09-04 | Dayco Products, Llc | Energy attenuation device |
US7694695B2 (en) * | 2008-02-26 | 2010-04-13 | The Gates Corporation | Controlled expansion hose |
US11124312B2 (en) * | 2019-04-16 | 2021-09-21 | Pratt & Whitney Canada Corp. | Aircraft motive flow line |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US696277A (en) * | 1901-06-19 | 1902-03-25 | John E Sponseller | Air-chamber for pumps. |
US2238146A (en) * | 1940-02-28 | 1941-04-15 | Yavitch Morris | Device for silencing the flow of water in conduits |
US3165123A (en) * | 1961-04-03 | 1965-01-12 | Phillips Petroleum Co | Control of pressure drop in fluid flow |
US3144904A (en) * | 1962-05-04 | 1964-08-18 | Kahn Frank | Heat trap for storage water heaters |
US3276477A (en) * | 1963-05-09 | 1966-10-04 | William J Bleasdale | Cushioning means for hydraulic system |
FR2045255A5 (ja) * | 1969-06-27 | 1971-02-26 | Inst Francais Du Petrole | |
DE3339876A1 (de) * | 1983-11-04 | 1985-05-15 | Volkswagenwerk Ag, 3180 Wolfsburg | Dehnschlauch zur reduzierung von druckpulsationen |
JPS60201194A (ja) * | 1984-03-23 | 1985-10-11 | トヨタ自動車株式会社 | 流体圧用ホ−ス |
JPH071075B2 (ja) * | 1986-06-16 | 1995-01-11 | 株式会社小松製作所 | 脈動低減ホ−スの製造方法 |
DE3809310A1 (de) * | 1987-03-31 | 1988-10-20 | Volkswagen Ag | Dehnschlauch zur reduzierung von druckpulsationen |
-
1990
- 1990-04-30 ES ES199090906113T patent/ES2037559T3/es not_active Expired - Lifetime
- 1990-04-30 EP EP90906113A patent/EP0426789B1/de not_active Expired - Lifetime
- 1990-04-30 DE DE9090906113T patent/DE59000725D1/de not_active Expired - Fee Related
- 1990-04-30 WO PCT/CH1990/000117 patent/WO1990014549A1/de active IP Right Grant
- 1990-04-30 JP JP2511167A patent/JP2758265B2/ja not_active Expired - Fee Related
- 1990-04-30 DK DK90906113.7T patent/DK0426789T3/da not_active Application Discontinuation
- 1990-04-30 US US07/634,207 patent/US5172729A/en not_active Expired - Lifetime
- 1990-04-30 KR KR1019910700078A patent/KR960006186B1/ko not_active IP Right Cessation
- 1990-04-30 AT AT90906113T patent/ATE84357T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0426789B1 (de) | 1993-01-07 |
DK0426789T3 (da) | 1993-05-03 |
ES2037559T3 (es) | 1993-06-16 |
KR960006186B1 (ko) | 1996-05-09 |
EP0426789A1 (de) | 1991-05-15 |
ATE84357T1 (de) | 1993-01-15 |
KR920701746A (ko) | 1992-08-12 |
WO1990014549A1 (de) | 1990-11-29 |
JP2758265B2 (ja) | 1998-05-28 |
US5172729A (en) | 1992-12-22 |
DE59000725D1 (de) | 1993-02-18 |
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