CA1180979A - Piston sealing arrangement - Google Patents

Piston sealing arrangement

Info

Publication number
CA1180979A
CA1180979A CA000413933A CA413933A CA1180979A CA 1180979 A CA1180979 A CA 1180979A CA 000413933 A CA000413933 A CA 000413933A CA 413933 A CA413933 A CA 413933A CA 1180979 A CA1180979 A CA 1180979A
Authority
CA
Canada
Prior art keywords
chamber
piston
cavity
wall
piston head
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
Application number
CA000413933A
Other languages
English (en)
French (fr)
Inventor
Douglas M. Gage
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Application granted granted Critical
Publication of CA1180979A publication Critical patent/CA1180979A/en
Expired legal-status Critical Current

Links

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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/24—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with rigid separating means, e.g. pistons
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/20—Accumulator cushioning means
    • F15B2201/205—Accumulator cushioning means using gas
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/31—Accumulator separating means having rigid separating means, e.g. pistons
    • F15B2201/312—Sealings therefor, e.g. piston rings
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/32—Accumulator separating means having multiple separating means, e.g. with an auxiliary piston sliding within a main piston, multiple membranes or combinations thereof
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/41—Liquid ports
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/415—Gas ports
    • F15B2201/4155—Gas ports having valve means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
CA000413933A 1981-10-26 1982-10-21 Piston sealing arrangement Expired CA1180979A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31481281A 1981-10-26 1981-10-26
US314,812 1989-02-22

Publications (1)

Publication Number Publication Date
CA1180979A true CA1180979A (en) 1985-01-15

Family

ID=23221553

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000413933A Expired CA1180979A (en) 1981-10-26 1982-10-21 Piston sealing arrangement

Country Status (5)

Country Link
EP (1) EP0078031B1 (de)
JP (1) JPS5881202A (de)
CA (1) CA1180979A (de)
DE (1) DE3271950D1 (de)
ES (1) ES516793A0 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102536928A (zh) * 2011-12-26 2012-07-04 辽宁东工装备制造有限公司 一种气液三室液压系统过压缓冲平衡装置
WO2026017384A1 (de) * 2024-07-15 2026-01-22 Hydac Technology Gmbh Hydrospeicher

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19701303A1 (de) * 1997-01-16 1998-07-23 Hydac Technology Gmbh Kolbenspeicher mit Dichtungsvorrichtung
DE10207181A1 (de) * 2001-11-05 2003-05-15 Continental Teves Ag & Co Ohg Kolbenspeicher
DE10228701A1 (de) * 2002-06-27 2004-01-15 Hydac Technology Gmbh Hydrospeicher
NO326166B1 (no) * 2005-07-18 2008-10-13 Siem Wis As Trykkakkumulator for a etablere nodvendig kraft til a betjene og operere eksternt utstyr, samt anvendelase derav
DE102007031525B4 (de) * 2007-07-06 2009-09-10 Agco Gmbh Kolbenspeicher zur Dämpfung von zwei Fluidsystemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2754847A (en) * 1951-07-20 1956-07-17 Electrol Inc Piston-type accumulators
US2683467A (en) * 1952-05-23 1954-07-13 Greer Hydraulies Inc Piston accumulator
DE1116950B (de) * 1960-01-30 1961-11-09 Teves Kg Alfred Abdichtung fuer Kolben bzw. Kolbenstangen von hydraulischen Zylindern
CH591020A5 (en) * 1975-08-15 1977-08-31 Gfeller Hans High pressure storage reservoir - has separator of two longitudinally displaceable pistons
US4186777A (en) * 1978-10-27 1980-02-05 Deere & Company Pressure vessel retained energy measurement system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102536928A (zh) * 2011-12-26 2012-07-04 辽宁东工装备制造有限公司 一种气液三室液压系统过压缓冲平衡装置
WO2026017384A1 (de) * 2024-07-15 2026-01-22 Hydac Technology Gmbh Hydrospeicher

Also Published As

Publication number Publication date
ES8400553A1 (es) 1983-10-16
JPS5881202A (ja) 1983-05-16
DE3271950D1 (en) 1986-08-14
ES516793A0 (es) 1983-10-16
EP0078031A1 (de) 1983-05-04
EP0078031B1 (de) 1986-07-09

Similar Documents

Publication Publication Date Title
CA1198033A (en) Accumulator with piston-poppet seal assembly
EP0901595B1 (de) Akkumulator
CA1180979A (en) Piston sealing arrangement
CA1083013A (en) Accumulators
US2867298A (en) Telescopic shock absorber
US5265423A (en) Air-oil pressure intensifier with isolation system for prohibiting leakage between and intermixing of the air and oil
US3514113A (en) Sealing mechanism for high pressure piston pumps
IL44648A (en) Accumulator for hydraulic fluid with combination guide and seal ring
US4572231A (en) Rotary plug valve
US3084717A (en) Piston type accumulator with flexible cylinder wall
US3169455A (en) Piston-and-cylinder arrangement
US2720220A (en) Gas-liquid accumulators and the like
EP0561074A1 (de) Mehrkolben-Zylinder
GB1046694A (en) Resilient device
AU591771B2 (en) Multiple seal for a pressure vessel filler port
CN112648243A (zh) 一种双作用蓄能器
US2876799A (en) Sealing means for a slidable member in a pressure unit
CN218598315U (zh) 一种立式氢气压缩机及液压系统
CN103255991B (zh) 用于泥水式盾构机的泥浆门及其填充系统
US20040123912A1 (en) Hydroaccumulator
JPH0422113Y2 (de)
GB1534397A (en) Pressure vessel with closed gas port
EP0960278B1 (de) Druckspeicher
SU1252485A1 (ru) Гидропневматическое ударное устройство
CA2135823A1 (en) Brake Valve with Prefill Chamber Unloading Valve

Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry