Electric drive axle in a vehicle
US-2021138885-A1 · May 13, 2021 · US
US2023133075A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2023133075-A1 |
| Application number | US-202217975381-A |
| Country | US |
| Kind code | A1 |
| Filing date | Oct 27, 2022 |
| Priority date | Nov 2, 2021 |
| Publication date | May 4, 2023 |
| Grant date | — |
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Official abstract text for this publication.
Integrated vehicle structures are provided herein. An integrated vehicle structure can include an enclosure portion configured to house an electric motor and a plurality of extended portions extending from the enclosure portion. The enclosure portion and the plurality of extended portions can be load-bearing and configured to bear vehicle loads. The extended portions of the integrated vehicle structures can include a connection portion configured to connect with another load-bearing structure to at least receive or transmit loads. The plurality of extended portions can be configured to transfer vehicle loads along physically separate paths. A portion of the enclosure portion can define an opening configured to allow a drive shaft to connect the electric motor to a wheel. The enclosure portion can be configured with an opening for allowing the installation and removal of the electric motor.
Opening claim text (preview).
What is claimed is: 1 . An integrated vehicle structure comprising: an enclosure portion configured to house an electric motor; and a plurality of extended portions extending from the enclosure portion, wherein the enclosure portion and the plurality of extended portions are load-bearing and configured to bear vehicle loads. 2 . The integrated vehicle structure of claim 1 , wherein at least one of the extended portions includes a connection portion configured to connect with another load-bearing structure to at least receive or transmit loads. 3 . The integrated vehicle structure of claim 2 , wherein the connection portion is configured to connect with the other load-bearing structure by at least an adhesive connection, a bolted connection, or a welded connection. 4 . The integrated vehicle structure of claim 3 , wherein the connection portion includes at least a tongue or a groove for the adhesive connection. 5 . The integrated vehicle structure of claim 3 , wherein the connection portion includes at least a threaded bolt hole or a protruding bolt portion for the bolted connection. 6 . The integrated vehicle structure of claim 2 , wherein the other load-bearing structure includes a safety structure. 7 . The integrated vehicle structure of claim 6 , wherein the safety structure includes at least a crash rail or a safety cell. 8 . The integrated vehicle structure of claim 2 , wherein the other load-bearing structure includes a suspension structure. 9 . The integrated vehicle structure of claim 8 , wherein the suspension structure includes at least a control arm or a suspension damper system. 10 . The integrated vehicle structure of claim 1 , wherein the plurality of extended portions are configured to transfer vehicle loads along physically separate paths. 11 . The integrated vehicle structure of claim 10 , wherein at least two of the physically separate paths diverge from each other. 12 . The integrated vehicle structure of claim 11 , wherein the vehicle loads transferred along the at least two of the physically separate paths include crash loads. 13 . The integrated vehicle structure of claim 10 , wherein the plurality of extended portions includes at least three extended portions. 14 . The integrated vehicle structure of claim 13 , wherein the plurality of extended portions includes at least four extended portions. 15 . The integrated vehicle structure of claim 14 , wherein the plurality of extended portions includes at least five extended portions. 16 . The integrated vehicle structure of claim 1 , wherein a portion of the enclosure portion defines an opening configured to allow a drive shaft to connect the electric motor to a wheel. 17 . The integrated vehicle structure of claim 1 , wherein the enclosure portion is configured with an opening for allowing the installation and removal of the electric motor. 18 . The integrated vehicle structure of claim 17 , wherein a part of the enclosure portion surrounding the opening is configured to attach to a part of the electric motor. 19 . The integrated vehicle structure of claim 18 , wherein the part of the electric motor includes a stator casing. 20 . The integrated vehicle structure of claim 18 , wherein the part of the enclosure portion surrounding the opening includes a vibration damper interface configured to accept a vibration damper.
Combined superstructure and frame, i.e. monocoque constructions · CPC title
with resilient means for suspension {, e.g. of wheels or engine; sub-frames for mounting engine or suspensions} · CPC title
Front or rear portions {(sub-frames for mounting engine or suspensions B62D21/11)} · CPC title
Means for mounting load bearing surfaces · CPC title
Arrangement or mounting of electrical propulsion units (B60K7/00 takes precedence; arrangement or mounting of plural diverse prime-movers for mutual or common propulsion B60K6/00) · CPC title
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