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Electronic Fuel Injection Type Diesel Engine

Abstract: Provided is an electronic fuel injection type diesel engine enabling a reduction in engine size. The electronic fuel injection type diesel engine is provided with: a combustion chamber 2 inside a cylinder 1; a fuel injection chamber 4 inside a cylinder head 3; a fuel injector 6 that injects liquid fuel 5 into the fuel injection chamber 4; a fuel accumulation unit 7 that accumulates the liquid fuel 5 injected from the fuel injector 6; and an electronic control unit 8 that controls the timing and amount of injection of the liquid fuel 5. Preferably, the fuel injector 6 has a plurality of fuel injection holes 6b and 6c, an injecting direction of the liquid fuel 5 injected from the fuel injection holes 6b and 6c of the fuel injector 6 is toward an inner surface of the fuel injection chamber 4, the combustion chamber 2 inside the cylinder 1 serves as a main combustion chamber 2a, and the fuel injection chamber 4 serves as a sub-combustion chamber 4a that is in communication with the main combustion chamber 2a via an injection port 9.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
29 March 2021
Publication Number
14/2021
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
patent@depenning.com
Parent Application
Patent Number
Legal Status
Grant Date
2024-01-31
Renewal Date

Applicants

KUBOTA CORPORATION
2-47, Shikitsuhigashi 1-chome, Naniwa-ku, Osaka-shi, Osaka 5568601

Inventors

1. KOYAMA Hideyuki
c/o KUBOTA Corporation, Sakai-Rinkai Factory, 3-8, Chikko Shinmachi, Nishi-ku, Sakai-shi, Osaka 5928331
2. OKUDA Mitsugu
c/o KUBOTA Corporation, Sakai-Rinkai Factory, 3-8, Chikko Shinmachi, Nishi-ku, Sakai-shi, Osaka 5928331
3. SHINOHARA Yuji
c/o KUBOTA Corporation, Sakai-Rinkai Factory, 3-8, Chikko Shinmachi, Nishi-ku, Sakai-shi, Osaka 5928331
4. KAMIYAMA Mitsuru
c/o KUBOTA Corporation, Sakai-Rinkai Factory, 3-8, Chikko Shinmachi, Nishi-ku, Sakai-shi, Osaka 5928331
5. OSO Hiroki
c/o KUBOTA Corporation, Sakai-Rinkai Factory, 3-8, Chikko Shinmachi, Nishi-ku, Sakai-shi, Osaka 5928331

Specification

Documents

Application Documents

# Name Date
1 202147013893-STATEMENT OF UNDERTAKING (FORM 3) [29-03-2021(online)].pdf 2021-03-29
2 202147013893-PROOF OF RIGHT [29-03-2021(online)].pdf 2021-03-29
3 202147013893-PRIORITY DOCUMENTS [29-03-2021(online)].pdf 2021-03-29
4 202147013893-FORM 1 [29-03-2021(online)].pdf 2021-03-29
5 202147013893-DRAWINGS [29-03-2021(online)].pdf 2021-03-29
6 202147013893-DECLARATION OF INVENTORSHIP (FORM 5) [29-03-2021(online)].pdf 2021-03-29
7 202147013893-COMPLETE SPECIFICATION [29-03-2021(online)].pdf 2021-03-29
8 202147013893-FORM-26 [26-04-2021(online)].pdf 2021-04-26
9 202147013893-FORM 3 [30-04-2021(online)].pdf 2021-04-30
10 202147013893.pdf 2021-10-18
11 202147013893-Correspondence_Form-26_30-06-2022.pdf 2022-06-30
12 202147013893-FORM 18 [27-07-2022(online)].pdf 2022-07-27
13 202147013893-FER.pdf 2022-08-05
14 202147013893-OTHERS [25-01-2023(online)].pdf 2023-01-25
15 202147013893-Information under section 8(2) [25-01-2023(online)].pdf 2023-01-25
16 202147013893-FORM 3 [25-01-2023(online)].pdf 2023-01-25
17 202147013893-FORM 13 [25-01-2023(online)].pdf 2023-01-25
18 202147013893-FER_SER_REPLY [25-01-2023(online)].pdf 2023-01-25
19 202147013893-DRAWING [25-01-2023(online)].pdf 2023-01-25
20 202147013893-COMPLETE SPECIFICATION [25-01-2023(online)].pdf 2023-01-25
21 202147013893-CLAIMS [25-01-2023(online)].pdf 2023-01-25
22 202147013893-ABSTRACT [25-01-2023(online)].pdf 2023-01-25
23 202147013893-PatentCertificate31-01-2024.pdf 2024-01-31
24 202147013893-IntimationOfGrant31-01-2024.pdf 2024-01-31

Search Strategy

1 202147013893E_05-08-2022.pdf

ERegister / Renewals

3rd: 22 Feb 2024

From 09/09/2021 - To 09/09/2022

4th: 22 Feb 2024

From 09/09/2022 - To 09/09/2023

5th: 22 Feb 2024

From 09/09/2023 - To 09/09/2024

6th: 07 Aug 2024

From 09/09/2024 - To 09/09/2025

7th: 31 Jul 2025

From 09/09/2025 - To 09/09/2026