JPH04502135A - 流体動力装置用収縮可能なフィルター - Google Patents
流体動力装置用収縮可能なフィルターInfo
- Publication number
- JPH04502135A JPH04502135A JP2507591A JP50759190A JPH04502135A JP H04502135 A JPH04502135 A JP H04502135A JP 2507591 A JP2507591 A JP 2507591A JP 50759190 A JP50759190 A JP 50759190A JP H04502135 A JPH04502135 A JP H04502135A
- Authority
- JP
- Japan
- Prior art keywords
- filter
- fluid
- flange
- collapsible
- end member
- 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
- 239000012530 fluid Substances 0.000 title claims description 62
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 230000008602 contraction Effects 0.000 claims description 2
- 239000000356 contaminant Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/147—Bypass or safety valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
- B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
- B60T13/142—Systems with master cylinder
- B60T13/143—Master cylinder mechanically coupled with booster
- B60T13/144—Pilot valve provided inside booster piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
- B60T13/16—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using pumps directly, i.e. without interposition of accumulators or reservoirs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
- B60T13/16—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using pumps directly, i.e. without interposition of accumulators or reservoirs
- B60T13/168—Arrangements for pressure supply
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fluid-Pressure Circuits (AREA)
- Filtration Of Liquid (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 (1)ハウジング(14)を有する流体動力装置(10)と、入力ロッド(12 )と、パワーピストン(40)によって分割された第1チャンバ(16)及び作 動チャンバ(18)と、前記パワーピストン(40)を付勢するバネ(17)と 、前記作動チャンバ(18)と連通する流体動力流入口(50)と、前記第1チ ャンバ(16)と連通する流体動力流出口(60)と、前記パワーピストン(4 0)を貫通する流路手段(41、42、43)と、前記入力ロッド(12)に連 結され、前記流路手段(41、42、43)を通る流量を調整する弁手段(20 )と、収縮可能なフィルター手段(82)と、を有し、収縮可能なフィルター( 80)は、該収縮可能なフィルター装置によって互いに連結された端キャップ( 88)と端部材(98)とを有し、前記端キャップ(88)は、前記フィルター 手段(82)を連結する部品(89)を有し、前記部品(89)は中央開口(9 1)に向かって内方に延び、前記中央開口(91)は、シール機構(92)を有 し、前記端部材(98)は、前記フィルター手段(82)に連結された部品(9 4)と端部材フランジ(95)とを有し、前記収縮可能なフィルター(80)は 、前記シール機構(92)が、前記中央開口(91)を貫通して延びるピストン ロッド(13)に密封係合するように、前記パワーピストン(40)のピストン ロッド(13)の回りに配置され、、前記フランジ(95)は、前記バネ(17 )が、前記フランジ(95)と協働するように前記パワーピストン(40)に着 座し、前記入力ロッド(12)の移動により、前記パワーピストン(40)を移 動させて、前記パワーピストン(40)の全ストローク移動で、前記端キャップ (88)が前記第1チャンバ(16)の一部に係合し、前記全ストローク移動を 可能にするために、前記収縮可能なフィルター手段(82)は、収縮するとから なる、収縮可能なフィルターと組み合わされた装置。 (2)前記収縮可能なフィルター手段(82)は、前記端キャップ(88)と前 記端部材(98)とを互いに連結する全体的に環状の形状のフィルター材料(8 2)からなることを特徴とする請求項1に記載の装置及び収縮可能なフィルター 。 (3)前記フィルター手段(82)は、円周方向に連続的に延びることを特徴と する請求項2に記載の装置及び収縮可能なフィルター。 (4)前記フィルター手段(82)が目詰まりした場合に、前記バネ(17)は 、前記フランジ(95)が前記パワーピストン(40)から移動して離れ、前記 フランジ(95)の外部部品の回りの流体流れを可能とすることを特徴とする請 求項1に記載の装置及び収縮可能なフィルター。 (5)前記フィルター手段(82)が目詰まりしたときに、前記パワーピストン (40)から離れる前記フランジ(95)の移動は、前記フィルター(80)の 廻りの流体の流れのバイパス機構からなることを特徴とする請求項4に記載の装 置及び収縮可能なフィルター。 (6)端部材(98)から間隔を隔てた端キャップ(88)と、前記端キャップ (88)及び端部材(98)は、中に流体を流すことを可能にする可撓性のフィ ルター手段(82)によって互いに連結され、前記端キャップ(88)は、半径 方向内面に連結された前記フィルター手段(82)を備えた半径方向外側に軸方 向に延びたフランジ(88)と、前記フランジ(88)から内方に前記フィルタ ー(80)の長手軸方向に向かって延びる端面(90)とを有し、前記端面(9 0)は、中央開口(91)と前記中央開口(91)の廻りに配置された一体の可 撓性のシール機構(92)とを有し、前記可撓性シール機構(92)は、流体を 、前記フィルター手段(82)の中に流すために前記フィルター手段(82)に 差し向けるように、前記中央開口(91)を貫通して延びる部材(13)に密封 係合でき、前記端部材(98)は、前記フィルター手段(82)と連結した内面 を有する半径方向外側で軸方向に延びた部品(94)と端部材フランジ(95) とを有し、前記端部材フランジ(95)は、前記フィルター手段(82)から反 対側に配置されていて、流体をフィルター手段の中に流すため流体を前記フィル ター手段(82)の方に向けるように、対応する形状面に係合するための表面を 有し、前記端キャップ(88)及び端部材(98)は、互いに近づき、可撓性フ ィルター手段(82)は収縮し、前記収縮にも係わらず、中を流れる流体の連続 的な濾過を可能にすることとからなる収縮可能なフィルター(80)。 (7)前記シール機構(92)は、リップシール(92)からなることを特徴と する請求項6に記載の収縮可能なフィルター。 (8)収縮可能なフィルター(80)は、前記フィルター手段(82)は、前記 端キャップ(88)と端部材(98)との間の唯一の連結を形成するリブなしフ ィルター(82)からなることを特徴とする請求項7に記載の収縮可能なフィル ター。 (9)前記フィルター手段(82)は、全体的に環状形状で、連続的に延びたフ ィルター材料(82)からなることを特徴とする請求項6に記載の収縮可能なフ ィルター。 (10)前記端部材フランジ(95)の片側(97)が、シート(97)として 機能することを特徴とする請求項9に記載の収縮可能なフィルター。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/369,387 US4961846A (en) | 1989-06-21 | 1989-06-21 | Collapsible filter for a fluid power apparatus |
US369,387 | 1989-06-21 | ||
PCT/US1990/002529 WO1990015740A2 (en) | 1989-06-21 | 1990-05-07 | Collapsible filter for a fluid power apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04502135A true JPH04502135A (ja) | 1992-04-16 |
JPH0629013B2 JPH0629013B2 (ja) | 1994-04-20 |
Family
ID=23455274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2507591A Expired - Fee Related JPH0629013B2 (ja) | 1989-06-21 | 1990-05-07 | 流体動力装置用収縮可能なフィルター |
Country Status (10)
Country | Link |
---|---|
US (1) | US4961846A (ja) |
EP (1) | EP0478572B1 (ja) |
JP (1) | JPH0629013B2 (ja) |
KR (1) | KR970002461B1 (ja) |
AU (1) | AU630195B2 (ja) |
CA (1) | CA2015758C (ja) |
DE (1) | DE69005110T2 (ja) |
ES (1) | ES2047933T3 (ja) |
MX (1) | MX171454B (ja) |
WO (1) | WO1990015740A2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3927003A1 (de) * | 1989-08-16 | 1991-02-21 | Teves Gmbh Alfred | Tandemhauptzylinder fuer eine hydraulische bremsanlage eines kraftfahrzeugs |
US5225641A (en) * | 1992-06-24 | 1993-07-06 | Allied-Signal Inc. | Fluid flow switch assembly |
US5339722A (en) * | 1993-05-24 | 1994-08-23 | Alliedsignal Inc. | Apply and relief valve mechanism for a fluid power apparatus |
FR2727924A1 (fr) * | 1994-12-09 | 1996-06-14 | Alliedsignal Europ Services | Servomoteur dote d'une entree d'air additionnel a debit adaptatif |
DE10106758A1 (de) * | 2001-02-14 | 2002-08-29 | Hilti Ag | Kolbenpumpe mit Filterpumpe |
US6423215B1 (en) | 2001-03-08 | 2002-07-23 | Myron Stein | Fluid filter unit with automatic clogged filter element bypass and ferrous indicator flag |
US20030094408A1 (en) * | 2001-11-19 | 2003-05-22 | Schuyler Charles C. | Length-adjustable filter cartridges |
US7473360B2 (en) * | 2002-03-26 | 2009-01-06 | Pall Corporation | Length-adjustable filter cartridge end caps, filter cartridges employing, and methods of making, the same |
US6928917B1 (en) * | 2003-12-19 | 2005-08-16 | Robert Bosch Corp | Control valve |
DE102005031296A1 (de) * | 2004-07-30 | 2006-03-23 | Ina-Schaeffler Kg | Ringfilter |
US20070023333A1 (en) * | 2005-07-29 | 2007-02-01 | Pti Technologies, Inc. | Missing element indicator |
CN115735748B (zh) * | 2022-11-25 | 2023-06-02 | 甘肃农业大学 | 一种实验室用植物栽培装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US82255A (en) * | 1868-09-15 | Improvement in filters | ||
US1741672A (en) * | 1927-05-07 | 1929-12-31 | Motor Improvements Inc | Filter |
US1805658A (en) * | 1928-08-21 | 1931-05-19 | Westinghouse Air Brake Co | Triple valve cylinder cap |
US1917203A (en) * | 1931-08-27 | 1933-07-04 | Thomas J Perry | Fluid strainer |
US2071742A (en) * | 1933-12-16 | 1937-02-23 | Westinghouse Air Brake Co | Brake cylinder protector |
US2330625A (en) * | 1939-05-15 | 1943-09-28 | Reppmann Wilhelm Benjamin | Filter |
US2274352A (en) * | 1939-05-24 | 1942-02-24 | Floyd J Wood | Filter |
US2517704A (en) * | 1945-10-13 | 1950-08-08 | Overbeke John | Filter fabric structure and process of making same |
US2545769A (en) * | 1946-03-27 | 1951-03-20 | Bowser Inc | Cylindrical bag filter element |
US2667125A (en) * | 1949-04-09 | 1954-01-26 | Ossian Engineering Co Inc | Pump |
US2661847A (en) * | 1950-09-23 | 1953-12-08 | Buettner Arthur J Collins | Brake system filter and indicator |
DE924802C (de) * | 1952-03-18 | 1955-03-07 | Wilhelm Linnhoff Fa | Filtergeraet zum Filtrieren von Fluessigkeiten aller Art |
GB1139764A (en) * | 1965-03-05 | 1969-01-15 | Sumimoto Scient I Co Ltd | Apparatus for filtration of liquids in container |
DE1600710A1 (de) * | 1967-04-22 | 1970-01-29 | Bosch Gmbh Robert | Ventil fuer Druckmittelleitungen |
US3526251A (en) * | 1968-01-15 | 1970-09-01 | Parker Hannifin Corp | Fluid filter with shutoff valves |
USRE29447E (en) * | 1969-06-17 | 1977-10-18 | Whatman Reeve Angel Limited | Self-sealing filter tube |
US3646734A (en) * | 1970-04-09 | 1972-03-07 | Berg Manufacturing Co | Emergency filter for fluid braking systems |
US3967536A (en) * | 1975-05-29 | 1976-07-06 | The Bendix Corporation | Pneumatic and hydraulic power brake apparatus |
IT1162160B (it) * | 1978-02-03 | 1987-03-25 | Albertini Franco | Depuratore continuo con espulsione automatico e ciclica del deposito |
US4257890A (en) * | 1979-07-25 | 1981-03-24 | Hurner Erwin E | Fuel-water separator |
US4292180A (en) * | 1980-03-31 | 1981-09-29 | Meridian Industries Inc. | Milk filter sock |
US4679397A (en) * | 1985-10-15 | 1987-07-14 | Allied Corporation | Hydraulic power brake apparatus |
-
1989
- 1989-06-21 US US07/369,387 patent/US4961846A/en not_active Expired - Lifetime
-
1990
- 1990-04-30 CA CA002015758A patent/CA2015758C/en not_active Expired - Fee Related
- 1990-05-07 AU AU56504/90A patent/AU630195B2/en not_active Ceased
- 1990-05-07 KR KR1019910701757A patent/KR970002461B1/ko not_active IP Right Cessation
- 1990-05-07 EP EP90907574A patent/EP0478572B1/en not_active Expired - Lifetime
- 1990-05-07 DE DE90907574T patent/DE69005110T2/de not_active Expired - Fee Related
- 1990-05-07 JP JP2507591A patent/JPH0629013B2/ja not_active Expired - Fee Related
- 1990-05-07 WO PCT/US1990/002529 patent/WO1990015740A2/en active IP Right Grant
- 1990-05-07 ES ES90907574T patent/ES2047933T3/es not_active Expired - Lifetime
- 1990-05-23 MX MX020837A patent/MX171454B/es unknown
Also Published As
Publication number | Publication date |
---|---|
DE69005110T2 (de) | 1994-03-24 |
US4961846A (en) | 1990-10-09 |
EP0478572A1 (en) | 1992-04-08 |
CA2015758C (en) | 2000-12-12 |
AU630195B2 (en) | 1992-10-22 |
EP0478572B1 (en) | 1993-12-08 |
KR920700977A (ko) | 1992-08-10 |
WO1990015740A2 (en) | 1990-12-27 |
KR970002461B1 (ko) | 1997-03-05 |
MX171454B (es) | 1993-10-27 |
WO1990015740A3 (en) | 1991-02-07 |
AU5650490A (en) | 1991-01-08 |
CA2015758A1 (en) | 1990-12-21 |
ES2047933T3 (es) | 1994-03-01 |
JPH0629013B2 (ja) | 1994-04-20 |
DE69005110D1 (de) | 1994-01-20 |
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