Global Patent Index - EP 1302435 B1

EP 1302435 B1 20180307 - A high strength telescopic arm

Title (en)

A high strength telescopic arm

Title (de)

Hochfester teleskopischer Ausleger

Title (fr)

Flèche télescopique à haute résistance

Publication

EP 1302435 B1 20180307 (EN)

Application

EP 01830652 A 20011016

Priority

EP 01830652 A 20011016

Abstract (en)

[origin: EP1302435A1] A high-strength telescopic arm, which in cross-section comprises a plurality of straight segments (5) arranged in sequence; each end (6a, 6b) of each straight segment (5) connected to only one end (6a, 6b) of an adjacent straight segment (5), defining a closed section (3). The number of straight segments (5) is between seven and ten. <IMAGE>

IPC 8 full level

B66C 23/697 (2006.01); B21C 37/08 (2006.01); B21D 47/01 (2006.01); B66C 23/687 (2006.01); B66C 23/70 (2006.01)

CPC (source: EP)

B21C 37/0803 (2013.01); B21C 37/0815 (2013.01); B21D 5/015 (2013.01); B66C 23/701 (2013.01)

Citation (opposition)

Opponent : Palfinger AG

  • JP H11158908 A 19990615 - KUBOTA KK
  • DD 65647 A5 19690220 - GOTTWALD KG LEO
  • US 4171597 A 19791023 - JACK WILLIAM [GB], et al
  • EP 0376414 A1 19900704 - FABIUS ALBERT
  • JP H0572887 U 19931005
  • GB 2343174 B 20011031 - KOMATSU MFG CO LTD [JP]
  • JP H0940380 A 19970210 - AICHI CORP KK
  • HUBER: "Tragfähigkeit von Teleskopen", FORDERN UND HEBEN, vol. 22, no. 3, 1972, pages 125 - 127, XP009065538
  • .: "50 Argumente die für Palfinger sprechen", PALFINGER FLYER
  • "Grobblech - Herstellung und Anwendung", STAHL BROSCHURE - DOKUMENTATION 570, pages 1 - 110
  • HELLER ET AL.: "Moderne hochfeste Stähle im Nutzfahrzeug- und Mobilkranbau - Herstellung, Verarbeitung und Anwendung", ATZ AUTOMOBILTECHNISCHE ZEITSCHRIFT, vol. 100, no. 9, 1998, pages 664 - 668, XP055535248
  • HAMME ET AL: "Einsatz hochfester Baustähle im Mobilkranbau", STAHLBAU, vol. 69, no. 4, 2000, pages 1 - 11, XP055535254
  • "Big boom for a new crane", NEW SCIENTIST, 21 February 1980 (1980-02-21), pages 569, XP055535267

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

EP 1302435 A1 20030416; EP 1302435 B1 20180307; DK 1302435 T3 20180614; ES 2670924 T3 20180604; TR 201807546 T4 20180621

DOCDB simple family (application)

EP 01830652 A 20011016; DK 01830652 T 20011016; ES 01830652 T 20011016; TR 201807546 T 20011016