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Abstract: Cap segment surfaces (9a) and (9b) of a larger- diameter end portion (7) of a connecting rod (5) are positioned at an upper and a lower portions of a crank pin (8) and are inclined from a right upper portion of the larger-diameter end portion (7) of the connecting rod (5) to a left lower portion thereof. A cap (10) is attached by connecting rod bolts (lla) and (llb), head portion (12a) and (12b) of which are arranged vertically along the inclination direction of the cap segment surfaces (9a) and (9b). With a piston (24) existing at a bottom dead center, a weight connection portion (15a) of an upper rotary balancer (4a) is provided with a recess (13a) at a portion oriented leftwards and downwards which comes to face the head portion (12a) of the upper connecting rod bolt (lla).

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
03 March 2005
Publication Number
11/2007
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2010-04-01
Renewal Date

Applicants

KUBOTA CORPORATION
2-47, SHIKITSUHIGASHI 1-CHOME, NANIWA-KU, OSAKA-SHI, OSAKA

Inventors

1. YAMADA Kiichiro
c/o KUBOTA CORPORATION, SAKAI-RINKAI FACTORY, 3-8 CHIKKO SHINMACHI, SAKAI-SHI, OSAKA
2. IWASAKI Shinkichi
c/o KUBOTA CORPORATION, SAKAI-RINKAI FACTORY, 3-8 CHIKKO SHINMACHI, SAKAI-SHI, OSAKA
3. KAJIHARA Takahiro
c/o KUBOTA CORPORATION, SAKAI-RINKAI FACTORY, 3-8 CHIKKO SHINMACHI, SAKAI-SHI, OSAKA

Specification

Documents

Application Documents

# Name Date
1 204-CHE-2005-OTHER DOCUMENT-04-08-2009.pdf 2009-08-04
2 204-che-2005 petition 04-08-2009.pdf 2009-08-04
3 204-che-2005 form-5 04-08-2009.pdf 2009-08-04
4 204-che-2005 form-3 04-08-2009.pdf 2009-08-04
5 204-CHE-2005 FORM-1 04-08-2009.pdf 2009-08-04
6 204-che-2005 description(complete) 04-08-2009.pdf 2009-08-04
7 204-che-2005 correspondence others 04-08-2009.pdf 2009-08-04
8 204-che-2005 claims 04-08-2009.pdf 2009-08-04
9 204-che-2005 abstract 04-08-2009.pdf 2009-08-04
10 204-CHE-2005 POWER OF ATTORNEY 12-03-2010.pdf 2010-03-12
11 204-CHE-2005 AMANDED PAGES OF SPECIFICATION 12-03-2010.pdf 2010-03-12
12 204-CHE-2005 AMANDED CLAIMS 12-03-2010.pdf 2010-03-12
13 204-che-2005 others.pdf 2011-09-02
14 204-che-2005 correspondance others.pdf 2011-09-02
15 204-CHE-2005_EXAMREPORT.pdf 2016-07-02
16 Form 27 [29-03-2017(online)].pdf 2017-03-29
17 204-CHE-2005-RELEVANT DOCUMENTS [19-03-2018(online)].pdf 2018-03-19
18 204-CHE-2005-RELEVANT DOCUMENTS [12-03-2019(online)].pdf 2019-03-12
19 204-CHE-2005-RELEVANT DOCUMENTS [11-03-2020(online)].pdf 2020-03-11
20 204-CHE-2005-RELEVANT DOCUMENTS [09-08-2021(online)].pdf 2021-08-09
21 204-CHE-2005-RELEVANT DOCUMENTS [23-09-2022(online)].pdf 2022-09-23
22 204-CHE-2005-RELEVANT DOCUMENTS [16-09-2023(online)].pdf 2023-09-16
23 204-CHE-2005-FORM-27 [29-08-2025(online)].pdf 2025-08-29
24 204-CHE-2005-FORM-27 [09-09-2025(online)].pdf 2025-09-09

ERegister / Renewals

3rd: 18 May 2010

From 03/03/2007 - To 03/03/2008

4th: 18 May 2010

From 03/03/2008 - To 03/03/2009

5th: 18 May 2010

From 03/03/2009 - To 03/03/2010

6th: 18 May 2010

From 03/03/2010 - To 03/03/2011

7th: 08 Feb 2011

From 03/03/2011 - To 03/03/2012

8th: 03 Feb 2012

From 03/03/2012 - To 03/03/2013

9th: 01 Feb 2013

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10th: 30 Jan 2014

From 03/03/2014 - To 03/03/2015

11th: 04 Feb 2015

From 03/03/2015 - To 03/03/2016

12th: 29 Jan 2016

From 03/03/2016 - To 03/03/2017

13th: 08 Feb 2017

From 03/03/2017 - To 03/03/2018

14th: 08 Feb 2018

From 03/03/2018 - To 03/03/2019

15th: 08 Feb 2019

From 03/03/2019 - To 03/03/2020

16th: 03 Feb 2020

From 03/03/2020 - To 03/03/2021

17th: 04 Feb 2021

From 03/03/2021 - To 03/03/2022

18th: 09 Feb 2022

From 03/03/2022 - To 03/03/2023

19th: 10 Feb 2023

From 03/03/2023 - To 03/03/2024

20th: 08 Feb 2024

From 03/03/2024 - To 03/03/2025