CA1018845A - Assemblies which comprise axially slidable pistons/spools - Google Patents

Assemblies which comprise axially slidable pistons/spools

Info

Publication number
CA1018845A
CA1018845A CA226,372A CA226372A CA1018845A CA 1018845 A CA1018845 A CA 1018845A CA 226372 A CA226372 A CA 226372A CA 1018845 A CA1018845 A CA 1018845A
Authority
CA
Canada
Prior art keywords
spools
assemblies
axially slidable
comprise axially
slidable pistons
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
CA226,372A
Other languages
English (en)
French (fr)
Other versions
CA226372S (en
Inventor
Philip Butterworth
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.)
Butterworth Hydraulic Developments Ltd
Original Assignee
Butterworth Hydraulic Developments Ltd
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 Butterworth Hydraulic Developments Ltd filed Critical Butterworth Hydraulic Developments Ltd
Application granted granted Critical
Publication of CA1018845A publication Critical patent/CA1018845A/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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1428—Cylinders
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J12/00—Pressure vessels in general
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0272—Construction of housing; Use of materials therefor of lift valves valves provided with a lining

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating Pumps (AREA)
  • Actuator (AREA)
  • Hydraulic Motors (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
CA226,372A 1974-05-06 1975-05-06 Assemblies which comprise axially slidable pistons/spools Expired CA1018845A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1974974A GB1464434A (en) 1974-05-06 1974-05-06 Assemblies which comprise slidable pistons/spools

Publications (1)

Publication Number Publication Date
CA1018845A true CA1018845A (en) 1977-10-11

Family

ID=10134568

Family Applications (1)

Application Number Title Priority Date Filing Date
CA226,372A Expired CA1018845A (en) 1974-05-06 1975-05-06 Assemblies which comprise axially slidable pistons/spools

Country Status (11)

Country Link
US (1) US4012995A (enExample)
JP (1) JPS50152167A (enExample)
BE (1) BE828728A (enExample)
CA (1) CA1018845A (enExample)
DE (1) DE2520140A1 (enExample)
FR (1) FR2270456B3 (enExample)
GB (1) GB1464434A (enExample)
IT (1) IT1037866B (enExample)
NL (1) NL7505216A (enExample)
SE (1) SE7505014L (enExample)
ZA (1) ZA752726B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2557931B1 (fr) * 1984-01-06 1988-10-14 Benhaim Albert Dispositif et son procede pour la lubrification et le refroidissement pour les chemises et pistons equipant des pompes a pistons pour fluides
CN103148047B (zh) * 2013-03-21 2016-03-02 肖志权 一种内反馈数字伺服液压缸

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1245643A (en) * 1916-08-02 1917-11-06 Gen Electric Air-compressor.
US2282502A (en) * 1941-01-31 1942-05-12 Suth Jack Pump liner
US2282254A (en) * 1941-07-08 1942-05-05 Oil Well Supply Co Securing means for pump liners
US2345370A (en) * 1942-05-11 1944-03-28 Emsco Derrick & Equip Co Replaceable liner construction for mud pumps
US2981575A (en) * 1959-04-24 1961-04-25 Southwest Oilfield Products In Reciprocating pump cylinder head and liner retainer
CH476919A (de) * 1967-06-07 1969-08-15 Burckhardt Ag Maschf Zylinderanordnung für Hochdruck-Kompressoren und -Pumpen

Also Published As

Publication number Publication date
FR2270456B3 (enExample) 1978-11-17
GB1464434A (en) 1977-02-16
US4012995A (en) 1977-03-22
ZA752726B (en) 1976-04-28
BE828728A (fr) 1975-09-01
DE2520140A1 (de) 1975-11-27
SE7505014L (sv) 1975-11-07
FR2270456A1 (enExample) 1975-12-05
IT1037866B (it) 1979-11-20
JPS50152167A (enExample) 1975-12-06
NL7505216A (nl) 1975-11-10

Similar Documents

Publication Publication Date Title
CA1016479A (en) Annular dual piston brake arrangement
CA1023717A (en) Reel assembly
CA1025415A (en) Bobbin assembly
AU8652675A (en) Piston
CA1031276A (en) Brake assembly
CA1018845A (en) Assemblies which comprise axially slidable pistons/spools
CA1026335A (en) Substituted 1-sulfonylbenzimidazoles
SU601500A1 (ru) Поршень
AU510008B2 (en) Axial piston motor
CA1032875A (en) Piston machine
AU491252B1 (en) Piston
AU482931B2 (en) Polyene compounds
AU493137B2 (en) Polyene compounds
AU476283B2 (en) New diphenyls
CA1014436A (en) Piston
AU494917B2 (en) Cross-linkable compounds
AU482509B2 (en) Substituted benzenemthantol compounds
CA1001929A (en) Piston cylinder assembly
AU491772B2 (en) Multiple rotocultivator
AU497282B2 (en) Cephalozporin compounds
CA1032947A (en) Aminomethylenemalononitrile compounds
AU469311B2 (en) Polyester-urethane-isocyanate compounds
AU477475B2 (en) 2-benzyl-4-piperidine compounds
CA1030147A (en) 3-nitronaphthalimide compounds
AU8418775A (en) Polyene compounds