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US 12,752,691 B2Granted
Ramp apparatus for vehicle
AssigneesHyundai Motor Company, Kia Corporation, Pha Co., Ltd.
InventorsKyu Hoon Cho, Jae Seung Lee, Jin Pyung Park, Min Jae Lee
Life of this patent
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Abstract
In an embodiment a ramp apparatus for a vehicle includes a housing mounted on a vehicle body, a first ramp platform telescopically moving with respect to the housing, a second ramp platform telescopically moving with respect to the first ramp platform and an upper sub-platform pivotally mounted between the first ramp platform and the second ramp platform.
Claims20
A ramp apparatus for a vehicle, the ramp apparatus comprising:
- a housing mounted on a vehicle body;
- a first ramp platform telescopically moving with respect to the housing;
- a second ramp platform telescopically moving with respect to the first ramp platform;
- and
- an upper sub-platform pivotally mounted between the first ramp platform and the second ramp platform,
- wherein the upper sub-platform is movably connected to the first ramp platform through an upper link assembly, and
- wherein the upper link assembly includes a guide shaft movable along guide slots of the first ramp platform, a rolling shaft parallel to the guide shaft, a pair of main links connecting the guide shaft and the rolling shaft, a sub-shaft rotatably mounted on the upper sub-platform, and a pair of sub-links connecting the rolling shaft and the sub-shaft.
4 more elements
A ramp apparatus for a vehicle, the ramp apparatus comprising:
- a housing mounted on a vehicle body;
- a first ramp platform telescopically moving with respect to the housing;
- a second ramp platform telescopically moving with respect to the first ramp platform;
- a third ramp platform telescopically moving with respect to the second ramp platform;
- an upper sub-platform pivotally mounted between the first ramp platform and the second ramp platform;
- and
- a lower sub-platform pivotally mounted between the second ramp platform and the third ramp platform,
- wherein the lower sub-platform includes a lower sub-plate, a bent portion provided on a leading end portion of the lower sub-plate, and a support edge extending from the bent portion,
- wherein the third ramp platform has a mounting hole in which the bent portion is received,
- wherein the lower sub-plate is located above the third ramp platform, and
- wherein the support edge is located below the third ramp platform.
8 more elements
Dependencies are inferred from the claim text.