MOTOR VEHICLE STARTER PINION PROVIDED WITH A TOOTH ROOT WITH A VARIABLE RADIUS OF CURVATURE

MOTOR VEHICLE STARTER PINION PROVIDED WITH A TOOTH ROOT WITH A VARIABLE RADIUS OF CURVATURE

The invention relates mainly to a motor vehicle combustion engine starter motor comprising:-a pinion body comprising splines on its external periphery,-a pinion (31) having an axis (Y), the said pinion (31) being mounted with the ability to move on the pinion body comprising an internal periphery co...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Faucon, Guy, Mateus, José
Format: Patent
Sprache:eng
Schlagworte:
BLASTING
BRAKES
CLUTCHES
COMBUSTION ENGINES
COUPLINGS FOR TRANSMITTING ROTATION
ENGINEERING ELEMENTS AND UNITS
GEARING
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDEDFOR
STARTING OF COMBUSTION ENGINES
THERMAL INSULATION IN GENERAL
WEAPONS
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Beschreibung
Zusammenfassung:The invention relates mainly to a motor vehicle combustion engine starter motor comprising:-a pinion body comprising splines on its external periphery,-a pinion (31) having an axis (Y), the said pinion (31) being mounted with the ability to move on the pinion body comprising an internal periphery comprising splines (44) engaged with the splines of the said pinion body, the said pinion (31) comprising, on its external periphery,-teeth (42) each having two tooth flanks (47) each comprising:-a working flank (48), and-a tooth root (49) extending from the said working flank (48) of the corresponding tooth (42), characterized in that the said tooth flank (47) comprises at least one tooth root (49) delimited by a curved portion (PC) having a variable radius of curvature.