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US 11,598,415 B2Granted
Parking lock
AssigneeZF Friedrichshafen AG
InventorUlrich Kehr
Life of this patent
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Abstract
A gearwheel (10), in particular a parking interlock gear, includes an annular body (1). The annular body includes a first toothing (2), arranged on an outer circumference of the annular body, for engaging a locking pawl (20), and a second toothing (3), arranged on an inner circumference of the annular body, for the form-locking connection to a shaft (30).
Claims11
A gearwheel (10) that is a parking interlock gear for a parking lock arrangement, comprising:
- an annular body (1) that includes
- a first toothing (2) configured for engaging a locking pawl (20), the first toothing (2) arranged on an outer circumference of the annular body (1), and
- a second toothing (3) configured for form-locking connection to a shaft (30), the second toothing (3) arranged on an inner circumference of the annular body (1),
- wherein the second toothing (3) is shaped such that, upon engagement of the locking pawl (20) into the rotating gearwheel (10), the gearwheel (10) turns relative to the shaft (30) and expands in a radial direction with respect to the shaft (30).
1 more element
A parking lock arrangement, comprising:
- a shaft (30);
- and
- a gearwheel (10) arranged on the shaft (30), the gearwheel (10) including an annular body (1) with a first toothing (2) and a second toothing (3), the first toothing (2) configured for engaging a locking pawl (20), the first toothing (2) arranged on an outer circumference of the annular body (1), the second toothing (3) configured for form-locking connection to the shaft (30), the second toothing (3) arranged on an inner circumference of the annular body (1),
- wherein the second toothing (3) is shaped such that, upon engagement of the locking pawl (20) into the rotating gearwheel (10), the gearwheel (10) turns relative to the shaft (30) and expands in a radial direction with respect to the shaft (30).
1 more element
Dependencies are inferred from the claim text.