Abstract: ABSTRACT COOLING OF HEAT-GENERATING COMPONENTS IN ELECTRIC VEHICLES An electric Vehicle (EV) comprises a frame extending rearwards from the front portion of the EV towards a rear portion of the EV. A floorboard structure is disposed below the frame and is supported by the frame. A battery is disposed in a cavity defined between the floorboard structure and the frame. A first heat-generating component is disposed in the rear portion of the EV. The EV further comprises a duct extending from the front portion to the first heat-generating component to conduct air from the front portion to the first heat-generating component. « To be published with Fig. 1»
1/We Claim:
1. An electric vehicle (EV) (100) comprising:
a frame (101) extending rearwards from a front portion (102) of the electric vehicle (100) towards a rear portion (103) of the electric vehicle (100);
a floorboard structure (310) disposed below the frame (101) and supported by the frame (101);
a battery (104) disposed in a cavity (316) defined between the floorboard structure (310) and the frame (101);
a first heat-generating component disposed in the rear portion (103) of the electric vehicle (100); and
a duct (114, 1306) having a portion disposed above the battery (104), wherein the duct (114, 1306) extends rearwards from the front portion (102) towards the first heat-generating component to conduct air from the front portion (102) to the first heat-generating component.
2. The electric vehicle (100) as claimed in claim 1, comprising a second
heat-generating component disposed in the cavity (316), wherein the duct
(114, 1306) comprises:
an inlet (222) facing the front portion (102) to receive air from the front portion (102);
a first outlet (402) facing the first heat-generating component to supply air to the first heat-generating component; and
a second outlet (502) facing the second heat-generating component to supply air to the second heat-generating component.
3. The electric vehicle (100) as claimed in claim 2, comprising:
a front wheel (106) disposed in the front portion (102); and
a front wheel fender (204) disposed above the front wheel (106), wherein the inlet (222) of the duct (114, 1306) positioned above the front wheel fender (204), to receive air from.
4. The electric vehicle (100) as claimed in claim 3, comprising:
a suspension bracket (216) disposed above the front wheel fender (204), wherein the inlet (222) of the duct (114, 1306) faces a gap (220) between the front wheel fender (204) and the suspension bracket (216).
5. The electric vehicle (100) as claimed in claim 4, wherein the suspension bracket (216) is one of: a convex-shaped and a flat shaped relative to the gap (220).
6. The electric vehicle (100) as claimed in claim 4, wherein a top surface (1102) of the front wheel fender (204) is one of: a concave-shaped and a convex-shaped, relative to the gap, to guide the air into the duct (114, 1306).
7. The electric vehicle (100) as claimed in claim 1, comprising a front panel (105) disposed at the front portion (102), wherein the duct (114, 1306) comprises:
a first front duct member (1308) extending rearwards from a front surface (1311) of the front panel (105); and
a rear duct member (1312) coupled to the first front duct member (1308) and extending rearwards towards the first heat-generating component, wherein the rear duct member (1312) comprises the portion of the duct (114, 1306) disposed above the battery (104).
8. The electric vehicle (100) as claimed in claim 7, wherein the first front duct
member (1308) extends rearwards from the front surface (1311) of the front
panel (105) on a first side (214) of the electric vehicle (100), wherein the duct
(114, 1306) comprises:
a second front duct member (1310) extending rearwards from the front surface (1311) of the front panel (105) on a second side (212) of the electric vehicle (100), the second side (212) being opposite the first side (214), and wherein the second front duct member (1310) is coupled to the rear duct member (1312).
9. The electric vehicle (100) as claimed in claim 8, wherein the rear duct
member (1312) comprises:
an inlet (1316) coupled to the first front duct member (1308) and to the second front duct member (1310); and
a first outlet facing the first heat-generating component to supply air to the first heat-generating component.
10. The electric vehicle (100) as claimed in claim 8, wherein the rear duct member (1312) comprises a second outlet facing a second heat-generating component disposed in the cavity (316), and wherein the second heat-generating component is to supply air to the second heat-generating component.
11. The electric vehicle (100) as claimed in claim 8, wherein the first front duct member (1308) and the second front duct member (1310) are integrated with the front panel (105).
12. The electric vehicle (100) as claimed in claim 1, comprising:
a cowl (1202) surrounding the first heat-generating component, wherein the duct (114, 1306) is coupled to the cowl to facilitate flow of air around the first heat-generating component.
13. The electric vehicle (100) as claimed in claim 12, comprising a bellows
(1208) to prevent leakage of air from the duct (114, 1306) to the first heat-
generating component by accommodating motion of the cowl (1202) relative to
the duct (114, 1306), wherein an inlet of the bellows (1208) is coupled to the duct (114, 1306) and an outlet of the bellows (1208) is coupled to the cowl (1202).
14. The electric vehicle (100) as claimed in claim 1, wherein the duct (114, 1306) is a load-bearing member.
15. The electric vehicle (100) as claimed in claim 1, comprising:
a floorboard mount (312) coupled to the floorboard structure (310) and to the frame (101) to facilitate supporting of the floorboard structure (310) by the frame (101),
wherein a top end (804) of the floorboard mount (312) is coupled to the frame (101) and a bottom end (801) of the floorboard mount (312) is coupled to the floorboard structure (310), and
wherein an inlet (222) of the duct (114, 1306) is coupled at the top end (804) of the floorboard mount (312).
| Section | Controller | Decision Date |
|---|---|---|
| # | Name | Date |
|---|---|---|
| 1 | 202041010486-IntimationOfGrant05-03-2024.pdf | 2024-03-05 |
| 1 | 202041010486-STATEMENT OF UNDERTAKING (FORM 3) [11-03-2020(online)].pdf | 2020-03-11 |
| 2 | 202041010486-PatentCertificate05-03-2024.pdf | 2024-03-05 |
| 2 | 202041010486-REQUEST FOR EXAMINATION (FORM-18) [11-03-2020(online)].pdf | 2020-03-11 |
| 3 | 202041010486-Written submissions and relevant documents [27-02-2024(online)].pdf | 2024-02-27 |
| 3 | 202041010486-FORM 18 [11-03-2020(online)].pdf | 2020-03-11 |
| 4 | 202041010486-FORM-26 [09-02-2024(online)].pdf | 2024-02-09 |
| 4 | 202041010486-FORM 1 [11-03-2020(online)].pdf | 2020-03-11 |
| 5 | 202041010486-DRAWINGS [11-03-2020(online)].pdf | 2020-03-11 |
| 5 | 202041010486-Correspondence to notify the Controller [10-01-2024(online)].pdf | 2024-01-10 |
| 6 | 202041010486-DECLARATION OF INVENTORSHIP (FORM 5) [11-03-2020(online)].pdf | 2020-03-11 |
| 6 | 202041010486-Correspondence to notify the Controller [09-01-2024(online)].pdf | 2024-01-09 |
| 7 | 202041010486-US(14)-ExtendedHearingNotice-(HearingDate-12-02-2024).pdf | 2024-01-09 |
| 7 | 202041010486-COMPLETE SPECIFICATION [11-03-2020(online)].pdf | 2020-03-11 |
| 8 | 202041010486-US(14)-HearingNotice-(HearingDate-23-01-2024).pdf | 2024-01-05 |
| 8 | 202041010486-Abstract_11-03-2020.jpg | 2020-03-11 |
| 9 | 202041010486-FORM 3 [22-11-2023(online)].pdf | 2023-11-22 |
| 9 | 202041010486-FORM-26 [11-06-2020(online)].pdf | 2020-06-11 |
| 10 | 202041010486-CLAIMS [27-12-2022(online)].pdf | 2022-12-27 |
| 10 | 202041010486-Proof of Right [21-08-2020(online)].pdf | 2020-08-21 |
| 11 | 202041010486-FER_SER_REPLY [27-12-2022(online)].pdf | 2022-12-27 |
| 11 | 202041010486-Request Letter-Correspondence [22-04-2021(online)].pdf | 2021-04-22 |
| 12 | 202041010486-Information under section 8(2) [27-12-2022(online)].pdf | 2022-12-27 |
| 12 | 202041010486-Power of Attorney [22-04-2021(online)].pdf | 2021-04-22 |
| 13 | 202041010486-Form 1 (Submitted on date of filing) [22-04-2021(online)].pdf | 2021-04-22 |
| 13 | 202041010486-OTHERS [27-12-2022(online)].pdf | 2022-12-27 |
| 14 | 202041010486-Covering Letter [22-04-2021(online)].pdf | 2021-04-22 |
| 14 | 202041010486-FORM 3 [26-12-2022(online)].pdf | 2022-12-26 |
| 15 | 202041010486-CERTIFIED COPIES TRANSMISSION TO IB [22-04-2021(online)].pdf | 2021-04-22 |
| 15 | 202041010486-Information under section 8(2) [26-12-2022(online)].pdf | 2022-12-26 |
| 16 | 202041010486-FORM 3 [05-08-2021(online)].pdf | 2021-08-05 |
| 16 | 202041010486-FORM 3 [23-11-2022(online)].pdf | 2022-11-23 |
| 17 | 202041010486-FER.pdf | 2022-07-29 |
| 18 | 202041010486-FORM 3 [23-11-2022(online)].pdf | 2022-11-23 |
| 18 | 202041010486-FORM 3 [05-08-2021(online)].pdf | 2021-08-05 |
| 19 | 202041010486-CERTIFIED COPIES TRANSMISSION TO IB [22-04-2021(online)].pdf | 2021-04-22 |
| 19 | 202041010486-Information under section 8(2) [26-12-2022(online)].pdf | 2022-12-26 |
| 20 | 202041010486-Covering Letter [22-04-2021(online)].pdf | 2021-04-22 |
| 20 | 202041010486-FORM 3 [26-12-2022(online)].pdf | 2022-12-26 |
| 21 | 202041010486-Form 1 (Submitted on date of filing) [22-04-2021(online)].pdf | 2021-04-22 |
| 21 | 202041010486-OTHERS [27-12-2022(online)].pdf | 2022-12-27 |
| 22 | 202041010486-Information under section 8(2) [27-12-2022(online)].pdf | 2022-12-27 |
| 22 | 202041010486-Power of Attorney [22-04-2021(online)].pdf | 2021-04-22 |
| 23 | 202041010486-FER_SER_REPLY [27-12-2022(online)].pdf | 2022-12-27 |
| 23 | 202041010486-Request Letter-Correspondence [22-04-2021(online)].pdf | 2021-04-22 |
| 24 | 202041010486-Proof of Right [21-08-2020(online)].pdf | 2020-08-21 |
| 24 | 202041010486-CLAIMS [27-12-2022(online)].pdf | 2022-12-27 |
| 25 | 202041010486-FORM 3 [22-11-2023(online)].pdf | 2023-11-22 |
| 25 | 202041010486-FORM-26 [11-06-2020(online)].pdf | 2020-06-11 |
| 26 | 202041010486-Abstract_11-03-2020.jpg | 2020-03-11 |
| 26 | 202041010486-US(14)-HearingNotice-(HearingDate-23-01-2024).pdf | 2024-01-05 |
| 27 | 202041010486-COMPLETE SPECIFICATION [11-03-2020(online)].pdf | 2020-03-11 |
| 27 | 202041010486-US(14)-ExtendedHearingNotice-(HearingDate-12-02-2024).pdf | 2024-01-09 |
| 28 | 202041010486-Correspondence to notify the Controller [09-01-2024(online)].pdf | 2024-01-09 |
| 28 | 202041010486-DECLARATION OF INVENTORSHIP (FORM 5) [11-03-2020(online)].pdf | 2020-03-11 |
| 29 | 202041010486-Correspondence to notify the Controller [10-01-2024(online)].pdf | 2024-01-10 |
| 29 | 202041010486-DRAWINGS [11-03-2020(online)].pdf | 2020-03-11 |
| 30 | 202041010486-FORM 1 [11-03-2020(online)].pdf | 2020-03-11 |
| 30 | 202041010486-FORM-26 [09-02-2024(online)].pdf | 2024-02-09 |
| 31 | 202041010486-Written submissions and relevant documents [27-02-2024(online)].pdf | 2024-02-27 |
| 31 | 202041010486-FORM 18 [11-03-2020(online)].pdf | 2020-03-11 |
| 32 | 202041010486-REQUEST FOR EXAMINATION (FORM-18) [11-03-2020(online)].pdf | 2020-03-11 |
| 32 | 202041010486-PatentCertificate05-03-2024.pdf | 2024-03-05 |
| 33 | 202041010486-STATEMENT OF UNDERTAKING (FORM 3) [11-03-2020(online)].pdf | 2020-03-11 |
| 33 | 202041010486-IntimationOfGrant05-03-2024.pdf | 2024-03-05 |
| 1 | 202041010486SSE_29-07-2022.pdf |