EP 2969729 A1 20160120 - CRANK SPINDLE ASSEMBLY AND METHOD OF FABRICATION
Title (en)
CRANK SPINDLE ASSEMBLY AND METHOD OF FABRICATION
Title (de)
KURBELSPINDELANORDNUNG UND VERFAHREN ZU HERSTELLUNG
Title (fr)
ENSEMBLE AXE DE PÉDALIER ET PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- US 201313795075 A 20130312
- US 2014020271 W 20140304
Abstract (en)
[origin: WO2014164060A1] A crank assembly for a bicycle is provided. The crank assembly includes an integrally formed unitary body. The body includes an arm first portion and an arm second portion extending on an angle from one end of the arm first portion. An enclosed cavity is disposed between the arm first portion and the arm second portion. The cavity has a first width at a first end in the arm first portion and a second width at an end of the arm second portion, the cavity and the arm first portion defining a first wall thickness in a first direction, the cavity and the arm second portion defining a second wall thickness in a second direction. The first wall thickness and the second wall thickness are substantially equal. A boss portion extends from an end of the arm second portion opposite the first arm portion.
IPC 8 full level
B62M 3/00 (2006.01); B21D 53/86 (2006.01); B21K 23/00 (2006.01)
CPC (source: EP)
B21D 53/86 (2013.01); B21K 23/00 (2013.01); B62M 3/00 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2014164060 A1 20141009; CN 105143031 A 20151209; EP 2969729 A1 20160120; EP 2969729 A4 20170118
DOCDB simple family (application)
US 2014020271 W 20140304; CN 201480023652 A 20140304; EP 14779611 A 20140304