# US 11,440,493 B2 · Rear portion structure of vehicle > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,440,493 B2 - Document ID: US11440493B2 - Status: Granted - Kind: B2 - Application number: 15/930,440 - Filed: 2020-05-13 - Published: 2020-11-26 - Granted: 2022-09-13 - Earliest claimed: 2019-05-22 - Assignees: Toyota Jidosha Kabushiki Kaisha - Applicants: Toyota Jidosha Kabushiki Kaisha - Inventors: Toshiaki Eguchi; Yuya Saruwatari - Web page: https://patentgrep.com/patent/US11440493B2 ## CPC - B60R 19/023: {Details} - B60R 19/03: characterised by material, e.g. composite (B60R19/18 takes precedence) - B60R 19/48: combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds - G01S 17/08: for measuring distance only (indirect measurement G01S17/46; active triangulation systems G01S17/48) - G01S 17/931: of land vehicles - B60R 2019/1886: {Bumper fascias and fastening means therefor} - B62D 35/02: Streamlining the undersurfaces {(B62D35/005, B62D35/007, B62D35/008 take precedence)} - G01S 2013/93275: {in the bumper area} - Y02T 10/82: Elements for improving aerodynamics - B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M) - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract To provide a vehicle rear portion structure including a rear bumper cover disposed at the back of a vehicle, and a rear undercover. The rear undercover covers the lower surface of the body. The rear end portion of the rear undercover is connected to the lower end portion of the rear bumper cover. The rear undercover has a through hole formed on its rear portion. The rear bumper cover includes a protrusion protruding further downward of the vehicle than does the rear undercover, and an inclined portion connecting the rear edge portion of the through hole of the rear undercover and the protrusion. ## Claims ### Claim 1 A rear portion structure of a vehicle, comprising: a rear bumper cover covering an outside surface of a rear bumper at a back of the vehicle; and a rear undercover having a through hole formed on a rear portion thereof, the rear undercover covering a lower surface of a body of the vehicle, and the rear undercover being connected, via a rear end portion thereof, to a lower end portion of the rear bumper cover, wherein the rear bumper cover includes a protrusion that protrudes further downward of the vehicle than does the rear undercover and an inclined portion connecting a rear edge portion of the through hole formed on the rear undercover and the protrusion. ### Claim 2 (depends on 1) The rear portion structure of a vehicle according to claim 1, wherein the inclined portion and the protrusion of the rear bumper cover are integrally molded from resin, the rear portion structure further comprises a bendable integral hinge between the inclined portion and the protrusion, and the inclined portion is rotated upward at the integral hinge such that a front end portion thereof is fastened to a lower surface of the rear undercover. ### Claim 3 (depends on 1) The rear portion structure of a vehicle according to claim 1, wherein the inclined portion of the rear bumper cover includes an inclined plate connecting a rear edge portion of the through hole formed on the rear undercover and the protrusion, and a side plate extending upward from each of the side end portions of the inclined plate toward a lower surface of the rear undercover. ### Claim 4 (depends on 2) The rear portion structure of a vehicle according to claim 2, wherein the inclined portion of the rear bumper cover includes an inclined plate connecting a rear edge portion of the through hole formed on the rear undercover and the protrusion, and a side plate extending upward from each of the side end portions of the inclined plate toward a lower surface of the rear undercover. ### Claim 5 (depends on 1) The rear portion structure of a vehicle according to claim 1, wherein the rear bumper cover includes an upper cover on an upper side of the vehicle, and a lower cover on a lower side of the vehicle, the lower cover having the protrusion and the inclined portion, the lower cover being connected, via an upper end portion thereof, to the upper cover, and the lower cover being connected, via a lower end portion thereof, to a rear end portion of the rear undercover, the inclined portion and the protrusion of the lower cover are integrally molded from resin, the rear portion structure further includes a bendable integral hinge between the inclined portion and the protrusion, the inclined portion is rotated upward at the integral hinge such that a front end portion thereof is fastened to the lower surface of the rear undercover, and the inclined portion of the lower cover includes an inclined plate connecting a rear edge portion of the through hole formed on the rear undercover and the protrusion, and a side plate extending upward from each of the side end portions of the inclined plate toward a lower surface of the rear undercover. ### Claim 6 (depends on 1) The rear portion structure of a vehicle according to claim 1, further comprising a distance measuring sensor held inside the protrusion. ### Claim 7 (depends on 2) The rear portion structure of a vehicle according to claim 2, further comprising a distance measuring sensor held inside the protrusion. ### Claim 8 (depends on 3) The rear portion structure of a vehicle according to claim 3, further comprising a distance measuring sensor held inside the protrusion. ### Claim 9 (depends on 4) The rear portion structure of a vehicle according to claim 4, further comprising a distance measuring sensor held inside the protrusion. ### Claim 10 (depends on 5) The rear portion structure of a vehicle according to claim 5, further comprising a distance measuring sensor held inside the protrusion.