Global Patent Index - EP 2021548 A1

EP 2021548 A1 2009-02-11 - Waved clearing bar

Title (en)

Waved clearing bar

Title (de)

Gewellte Räumleiste

Title (fr)

Barre d'usure ondulée

Publication

EP 2021548 A1 (DE)

Application

EP 07724959 A

Priority

  • EP 2007004035 W
  • DE 102006021910 A

Abstract (en)

[origin: CA2660809A1] The present invention lies in the field of clearing bars (3) for the clea ring blade (1) of a snow plough, which clearing bars are defined at least pa rtially in cross section by a curved contour (10). They are based on the obj ect of avoiding undesirable swirling of snow within the clearing blade (1). The invention is based on the finding that the snow is swirled on parts (7) of the fastening means (5) for fastening the clearing bar (3) to the clearin g blade (1). To solve this problem, a design of the contour (10) that is opt imized dynamically in terms of flow is described.

IPC 8 full level (invention and additional information)

E01H 5/06 (2006.01)

CPC (invention and additional information)

E01H 5/061 (2013.01)

Citation (search report)

See references of WO 2007131663A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family

DE 102006021910 A1 20071115; AT 11589 U2 20110115; AT 11589 U3 20110515; CA 2660809 A1 20071122; CA 2660809 C 20150203; EP 2021548 A1 20090211; EP 2021548 B1 20130306; EP 2021548 B9 20130918; ES 2421178 T3 20130829; ES 2421178 T9 20131227; US 2009320332 A1 20091231; US 7905035 B2 20110315; WO 2007131663 A1 20071122