EP0258712A3 - Lightweight linear hydraulic actuator - Google Patents

Lightweight linear hydraulic actuator Download PDF

Info

Publication number
EP0258712A3
EP0258712A3 EP87111802A EP87111802A EP0258712A3 EP 0258712 A3 EP0258712 A3 EP 0258712A3 EP 87111802 A EP87111802 A EP 87111802A EP 87111802 A EP87111802 A EP 87111802A EP 0258712 A3 EP0258712 A3 EP 0258712A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic actuator
linear hydraulic
lightweight linear
lightweight
actuator
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
Application number
EP87111802A
Other versions
EP0258712A2 (en
EP0258712B1 (en
Inventor
Ralph L. Vick
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.)
Honeywell International Inc
Original Assignee
Allied Corp
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 Allied Corp filed Critical Allied Corp
Publication of EP0258712A2 publication Critical patent/EP0258712A2/en
Publication of EP0258712A3 publication Critical patent/EP0258712A3/en
Application granted granted Critical
Publication of EP0258712B1 publication Critical patent/EP0258712B1/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
    • 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
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
    • 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
    • F15B15/1438—Cylinder to end cap assemblies

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
EP19870111802 1986-09-02 1987-08-14 Lightweight linear hydraulic actuator Expired EP0258712B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90253386A 1986-09-02 1986-09-02
US902533 1986-09-02

Publications (3)

Publication Number Publication Date
EP0258712A2 EP0258712A2 (en) 1988-03-09
EP0258712A3 true EP0258712A3 (en) 1989-10-04
EP0258712B1 EP0258712B1 (en) 1992-01-29

Family

ID=25415990

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870111802 Expired EP0258712B1 (en) 1986-09-02 1987-08-14 Lightweight linear hydraulic actuator

Country Status (3)

Country Link
EP (1) EP0258712B1 (en)
JP (1) JPS6362903A (en)
DE (1) DE3776465D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001208001A (en) * 2000-01-21 2001-08-03 Nippon Accumulator Co Ltd Accumulator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645513A (en) * 1947-12-31 1953-07-14 Vance C Sterrett Cylinder construction
DE2158720A1 (en) * 1971-11-26 1973-05-30 Indramat Gmbh PISTON-CYLINDER UNIT
DE6913740U (en) * 1969-04-05 1977-04-14 Christian Buerkert WORK CYLINDER.
DE2846027A1 (en) * 1977-10-26 1979-05-03 Abex Corp IMPROVED AIR CYLINDER
FR2547887A1 (en) * 1983-06-13 1984-12-28 Osa Ab Piston rod guidance for hydraulic cylinders

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645513A (en) * 1947-12-31 1953-07-14 Vance C Sterrett Cylinder construction
DE6913740U (en) * 1969-04-05 1977-04-14 Christian Buerkert WORK CYLINDER.
DE2158720A1 (en) * 1971-11-26 1973-05-30 Indramat Gmbh PISTON-CYLINDER UNIT
DE2846027A1 (en) * 1977-10-26 1979-05-03 Abex Corp IMPROVED AIR CYLINDER
FR2547887A1 (en) * 1983-06-13 1984-12-28 Osa Ab Piston rod guidance for hydraulic cylinders

Also Published As

Publication number Publication date
JPS6362903A (en) 1988-03-19
EP0258712A2 (en) 1988-03-09
DE3776465D1 (en) 1992-03-12
EP0258712B1 (en) 1992-01-29

Similar Documents

Publication Publication Date Title
GB2177458B (en) Dual stage hydraulic actuator
EP0234274A3 (en) A linear actuator
GB8419238D0 (en) Actuators
GB2189003B (en) Linear actuator
ZA888973B (en) Fluid-power bearing actuator
ZA855434B (en) Linear actuator
GB2203196B (en) Hydraulic actuator assembly
GB8629750D0 (en) Electro-hydraulic actuator assembly
GB2153967B (en) Actuator piston construction
GB8724985D0 (en) Hydraulic actuator
GB8814324D0 (en) Linear actuator
GB8601560D0 (en) Linear actuator
GB8729046D0 (en) Hydraulic actuator
GB8718668D0 (en) Actuator
GB2159638B (en) Linear hydraulic actuator system
EP0258712A3 (en) Lightweight linear hydraulic actuator
GB8725567D0 (en) Linear actuator
GB8603308D0 (en) Linear actuators
GB8620773D0 (en) Controlling hydraulic actuator
GB2169031B (en) Double-acting hydraulic actuator units
GB2162248B (en) Fluid-powdered linear actuator
GB8621274D0 (en) Actuators
GB8729115D0 (en) Electro-hydraulic actuator assembly
GB8704308D0 (en) Hydraulic actuator
GB2196758B (en) Hydraulically controlled actuator

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

17P Request for examination filed

Effective date: 19900116

17Q First examination report despatched

Effective date: 19900508

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ALLIED-SIGNAL INC.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ALLIED-SIGNAL INC.

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT

ITF It: translation for a ep patent filed

Owner name: ING. ZINI MARANESI & C. S.R.L.

REF Corresponds to:

Ref document number: 3776465

Country of ref document: DE

Date of ref document: 19920312

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950711

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950814

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950828

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960814

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960814

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19970430

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19970501

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050814