JPH09505132A - 複動流体圧システムのための装置 - Google Patents
複動流体圧システムのための装置Info
- Publication number
- JPH09505132A JPH09505132A JP7514361A JP51436195A JPH09505132A JP H09505132 A JPH09505132 A JP H09505132A JP 7514361 A JP7514361 A JP 7514361A JP 51436195 A JP51436195 A JP 51436195A JP H09505132 A JPH09505132 A JP H09505132A
- Authority
- JP
- Japan
- Prior art keywords
- nipple
- cavity
- seal
- cylinder
- passage
- 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
- 210000002445 nipple Anatomy 0.000 claims abstract description 90
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000012856 packing Methods 0.000 claims description 16
- 239000004575 stone Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 239000003570 air Substances 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B18/00—Parallel arrangements of independent servomotor systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. マスタシリンダ(72)と従動シリンダ(1)とを備え、各マスタシリン ダ空間(73,74)が作動流体の溜め(92)に接続され、マスタシリンダピ ストン(76)が、シリンダ空間(73,74)と溜め(92)との間を双方向 に流れることができる位置へと移動されることができ、従動シリンダ(1)が2 つの通気ニップル腔(12,22)を有し、その各々がそれの従動シリンダ空間 に連通し、ニップル腔の内方部(16,26)、即ち、シリンダ空間(2)近く に位置した部分が座の形状であり、それに対し、ニップル(40,50)がニッ プル腔(12,22)に完全にねじ込まれた場合に各通気ニップル(40,50 )の第1端部(41,51)がシール当接してニップル腔(12,22)を閉じ ることができ、ニップルの少なくとも1つ(40)がニップル通路(60)を有 し、その1開口(61)がニップル(40)第1端部(41)近くに位置し,そ の第2開口(62)がニップル(40)の第2端部(44)の自由端に位置し、 流体圧システムが排気装置及び溜め(92)に交互に連結される複動流体圧シス テムのための装置において、 ニップル腔(12,22)をニップル(40,50)の第1端部(41,51) が閉じる場合も開く場合も、これらの第2シール部(44,54)に対して、ニ ップル腔(12,22)の座(16,26)の外側に位置した第1シール部(1 9,29)が摺動可能にシール当接するよう構成したこと、接続通路(35)が 、座(16,26)とニップル腔第1シール部(19,29)との間の領域で、 ニップル腔壁とそれに挿入されるニップルとの間に形成される各ニップル腔(1 2,22)の環状空間同士間の連通を提供すること、及び、ニップル通路(60 )と、流体が通路(60)内をニップル第2端部から第1端部の方へ流れるのを 防ぐ装置(63)との協同があることを特徴とする、複動流体圧システムのため の装置。 2. ニップル(12,22)の第2シール部(44,45)に周溝を形成して 、リング シール(46,56)を設けること、及び、ニップル腔(12,22)の第1シ ール部(19,29)が円筒形であり、パッキン(46)を摺動可能にシール当 接させることができる表面を有することを特徴とする請求項1による装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO934206A NO178387C (no) | 1993-11-19 | 1993-11-19 | Anordning ved dobbeltvirkende hydraulikksystemer |
NO934206 | 1993-11-19 | ||
PCT/NO1994/000180 WO1995014174A1 (en) | 1993-11-19 | 1994-11-10 | A device for double-acting hydraulic systems |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09505132A true JPH09505132A (ja) | 1997-05-20 |
JP3516452B2 JP3516452B2 (ja) | 2004-04-05 |
Family
ID=19896607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51436195A Expired - Lifetime JP3516452B2 (ja) | 1993-11-19 | 1994-11-10 | 複動流体圧システムのための装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5638680A (ja) |
EP (1) | EP0792417B1 (ja) |
JP (1) | JP3516452B2 (ja) |
BR (1) | BR9408084A (ja) |
DE (1) | DE69413719T2 (ja) |
NO (1) | NO178387C (ja) |
WO (1) | WO1995014174A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002317802A (ja) * | 2001-04-20 | 2002-10-31 | Shin Caterpillar Mitsubishi Ltd | パイロット操作制御弁のエア抜き構造 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITGE20020007A1 (it) * | 2002-01-25 | 2003-07-25 | Ultraflex Spa | By-pass incorporato nei cilindri idraulici di comando ed azionamento utile ad agevolare lo spurgo dell'aria |
FR2836704A1 (fr) | 2002-03-01 | 2003-09-05 | Renault | Dispositif hydraulique de transmission de mouvement |
FR2843917B1 (fr) * | 2002-08-28 | 2005-05-06 | Renault Sa | Systeme hydraulique de commande d'une boite de vitesses de vehicule |
US9651138B2 (en) | 2011-09-30 | 2017-05-16 | Mtd Products Inc. | Speed control assembly for a self-propelled walk-behind lawn mower |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2520731A (en) * | 1944-10-13 | 1950-08-29 | Bendix Aviat Corp | Temperature compensated force and motion transmitting hydraulic system |
GB712918A (en) * | 1951-10-23 | 1954-08-04 | William Herbert Smith | Remote control mechanism for machinery |
GB1357898A (en) * | 1970-08-13 | 1974-06-26 | Barker A W | Remote steering gear for watercraft |
US4033132A (en) * | 1975-08-04 | 1977-07-05 | Alfred Walter Barker | Position-transmitting equipment |
US4030560A (en) * | 1976-03-29 | 1977-06-21 | J. I. Case Company | Hydraulic skid steering control system |
US4979366A (en) * | 1983-11-28 | 1990-12-25 | Automotive Products Plc | Method of providing modular prefilled hydraulic control apparatus |
US4959960A (en) * | 1988-10-17 | 1990-10-02 | Automotive Products Plc | Method and apparatus for prefilling hydraulic control apparatus |
NO171426C (no) * | 1990-11-15 | 1993-03-10 | Kongsberg Automotive As | Girskifteanordning |
-
1993
- 1993-11-19 NO NO934206A patent/NO178387C/no unknown
-
1994
- 1994-11-10 JP JP51436195A patent/JP3516452B2/ja not_active Expired - Lifetime
- 1994-11-10 DE DE69413719T patent/DE69413719T2/de not_active Expired - Lifetime
- 1994-11-10 BR BR9408084A patent/BR9408084A/pt not_active IP Right Cessation
- 1994-11-10 EP EP95902345A patent/EP0792417B1/en not_active Expired - Lifetime
- 1994-11-10 US US08/640,858 patent/US5638680A/en not_active Expired - Lifetime
- 1994-11-10 WO PCT/NO1994/000180 patent/WO1995014174A1/en active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002317802A (ja) * | 2001-04-20 | 2002-10-31 | Shin Caterpillar Mitsubishi Ltd | パイロット操作制御弁のエア抜き構造 |
Also Published As
Publication number | Publication date |
---|---|
NO934206L (no) | 1995-05-22 |
DE69413719T2 (de) | 1999-06-02 |
NO934206D0 (no) | 1993-11-19 |
BR9408084A (pt) | 1997-08-12 |
NO178387C (no) | 1996-03-13 |
WO1995014174A1 (en) | 1995-05-26 |
US5638680A (en) | 1997-06-17 |
DE69413719D1 (de) | 1998-11-05 |
EP0792417B1 (en) | 1998-09-30 |
JP3516452B2 (ja) | 2004-04-05 |
EP0792417A1 (en) | 1997-09-03 |
NO178387B (no) | 1995-12-04 |
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