Global Patent Index - EP 0987446 A1

EP 0987446 A1 2000-03-22 - Hydraulic cylinder

Title (en)

Hydraulic cylinder

Title (de)

Hydraulikzylinder

Title (fr)

Vérin hydraulique

Publication

EP 0987446 A1 (DE)

Application

EP 98117519 A

Priority

EP 98117519 A

Abstract (en)

The hydraulic cylinder consists of a number of compression cylinders (1) fitted parallel to each other to a cylinder jacket shaped unit. Each compression cylinder contains at least one setting piston (2) with piston rod (3). The compression cylinder walls consist of cylindrical fiber-reinforced plastic tubes. Closing parts (7, 8) fit on the endfaces of the hydraulic cylinder. The piston rods run in recesses in at least one of them.

Abstract (de)

Hydraulikzylinder aus einer Mehrzahl von Druckzylindern (1), welche Druckzylinder parallel zueinander zu einem zylindermantelförmigen Aggregat angeordnet sind. In jedem Druckzylinder ist zumindest ein Stellkolben (2) mit Kolbenstange (3) geführt. Die Druckzylinderwandungen weisen kreiszylindrische faserverstärkte Kunststoffrohre auf. An den beiden Stirnseiten des Hydraulikzylinders ist jeweils ein an die Stirnseiten der Druckzylinder angeschlossenes Abschlußbauteil (7,8) vorgesehen und die Kolbenstangen der Druckzylinder sind in Ausnehmungen zumindest eines Abschlußbauteils (7,8) geführt. <IMAGE>

IPC 1-7 (main, further and additional classification)

F15B 15/14

IPC 8 full level (invention and additional information)

F15B 11/036 (2006.01); F15B 15/14 (2006.01)

CPC (invention and additional information)

F15B 15/1404 (2013.01); F15B 11/036 (2013.01); F15B 15/1414 (2013.01); F15B 15/1428 (2013.01); F15B 2211/7053 (2013.01); F15B 2211/7107 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE

EPO simple patent family

EP 0987446 A1 20000322

INPADOC legal status


2003-10-08 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030401

2000-11-29 [AKX] PAYMENT OF DESIGNATION FEES

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- Free Format Text: DE

2000-11-15 [RAP3] CORRECTION OF THE ADDRESS OR NAME OF APPLICANT (A DOCUMENT)

- Owner name: LINGK & STURZEBECHER LEICHTBAU GMBH

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2000-03-22 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19990814

2000-03-22 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE

2000-03-22 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Ref Legal Event Code: AX

- Free Format Text: AL;LT;LV;MK;RO;SI