B - Operations – Transporting – 62 – K
Patent
B - Operations, Transporting
62
K
B62K 25/28 (2006.01) B62K 25/30 (2006.01)
Patent
CA 2645634
Rear suspension for a bicycle comprising a rear swing arm (15) which carries the hub (19) of the rear wheel (20) and pivots via at least two pivot means (23, 24) on a frame (1) carrying a bottom bracket (12), the swing arm (15) pivoting about an instantaneous centre of rotation (25) corresponding to the intersection of the straight lines (d1,d2) passing through the axes of rotation (23a, 23b; 24a, 24b) of the respective pivot means of the swing arm (15); said instantaneous centre of rotation (25) is located close to the stretch upper length of the chain (21), or to the straight line extending on from it, in a position of static equilibrium and moves inside a horizontal band (27) in such a way that said instantaneous centre of rotation (25) moves horizontally and forwards when the swing arm (15) moves upwards as the wheel goes over an obstacle.
Suspension arrière d'un vélocipède comportant un bras arrière oscillant (15) portant le moyeu (19) de la roue arrière (20) et articulé par au moins deux moyens d'articulation (23, 24) à un cadre (1) portant un boîtier de pédalier (12), le bras oscillant (15) pivotant autour d'un centre instantané de rotation (25) correspondant à l'intersection des droites (d1,d2) passant par les axes de rotation (23a, 23b; 24a, 24b) des moyens d'articulation respectifs du bras oscillant (15); ledit centre instantané de rotation (25) se situe à proximité du brin tendu supérieur de la chaîne (21), ou de la droite le prolongeant, en position d'équilibre statique et se déplace à l'intérieur d'une bande horizontale (27) de telle manière que ledit centre instantané de rotation (25) se déplace horizontalement et vers l'avant lorsque le bras oscillant (15) se déplace vers le haut lors du franchissement d'un obstacle.
Benoit & Cote Associes Inc.
Cycles Lapierre
LandOfFree
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