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Top Cover Mechanism For Manual Transmission

Abstract: The disclosure provides for a top cover mechanism for manual transmission comprising; a top cover housing (11) and a transmission housing (2) of predetermined shape, a selector shifter shaft (1) assembled on the top cover housing (11), an interlock piece (17) with shift finger (3) and detent assembly mounted on said selector shifter shaft (1), an O-ring (15) mounted inside groove provided on the selector shifter shaft (1), a selection spring (10) mounted on the selector shifter shaft (1) to provide selection force, a movable cup (9) supported on a supporting plate (12) connected to the top cover housing (11) to hold the selector spring (10) at one end, a washer (19) provided on the selector shifter shaft (1) to hold selector spring (10) at the other end,

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
12 October 2010
Publication Number
46/2012
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2019-02-18
Renewal Date

Applicants

TATA MOTORS LIMITED
Bombay House  24 Homi Mody Street  Hutatma Chowk  Mumbai – 400 001  Maharashtra  India

Inventors

1. PATEL HIRALKUMAR G
c/o. Tata Motors Limited  Bombay House  24 Homi Mody Street  Hutatma Chowk  Mumbai – 400 001  Maharashtra  India

Specification

In a vehicle, driver interacts with manual transaxle through a gearshift lever. The driver interactions are transferred through gearshift lever / linkage to top cover mechanism of transmission. Primary function of top cover mechanism is to further transmit interactions of driver to internal gearshift mechanism of transmission such as selector shifter shaft, forks, shifter sleeve and synchronizers to actually shift or select the particular gear.

Documents

Application Documents

# Name Date
1 2848-MUM-2010-FORM 8(14-10-2010).pdf 2010-10-14
2 2848-MUM-2010-FORM 18(14-10-2010).pdf 2010-10-14
3 2848-MUM-2010-OTHERS [16-02-2018(online)].pdf 2018-02-16
4 2848-MUM-2010-FER_SER_REPLY [16-02-2018(online)].pdf 2018-02-16
5 2848-MUM-2010-DRAWING [16-02-2018(online)].pdf 2018-02-16
6 2848-MUM-2010-COMPLETE SPECIFICATION [16-02-2018(online)].pdf 2018-02-16
7 2848-MUM-2010-CLAIMS [16-02-2018(online)].pdf 2018-02-16
8 2848-MUM-2010-ABSTRACT [16-02-2018(online)].pdf 2018-02-16
9 Form-5.pdf 2018-08-10
10 Form-3.pdf 2018-08-10
11 Form-1.pdf 2018-08-10
12 Drawings.pdf 2018-08-10
13 ABSTRACT 1.jpg 2018-08-10
14 2848-MUM-2010-FORM 26(22-9-2011).pdf 2018-08-10
15 2848-MUM-2010-FORM 13(17-9-2012).pdf 2018-08-10
16 2848-MUM-2010-FORM 1(17-9-2012).pdf 2018-08-10
17 2848-MUM-2010-FER.pdf 2018-08-10
18 2848-MUM-2010-CORRESPONDENCE(22-9-2011).pdf 2018-08-10
19 2848-MUM-2010-CORRESPONDENCE(17-9-2012).pdf 2018-08-10
20 2848-MUM-2010-CORRESPONDENCE(11-1-2013).pdf 2018-08-10
21 2848-MUM-2010-ABSTRACT(11-1-2013).pdf 2018-08-10
22 2848-MUM-2010-PatentCertificate18-02-2019.pdf 2019-02-18
23 2848-MUM-2010-IntimationOfGrant18-02-2019.pdf 2019-02-18
24 2848-MUM-2010-RELEVANT DOCUMENTS [31-03-2020(online)].pdf 2020-03-31
25 2848-MUM-2010-RELEVANT DOCUMENTS [30-09-2021(online)].pdf 2021-09-30
26 2848-MUM-2010-RELEVANT DOCUMENTS [29-09-2023(online)].pdf 2023-09-29

Search Strategy

1 searchst_07-06-2017.pdf

ERegister / Renewals

3rd: 09 May 2019

From 12/10/2012 - To 12/10/2013

4th: 09 May 2019

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5th: 09 May 2019

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6th: 09 May 2019

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8th: 09 May 2019

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9th: 09 May 2019

From 12/10/2018 - To 12/10/2019

10th: 09 May 2019

From 12/10/2019 - To 12/10/2020

11th: 01 Oct 2020

From 12/10/2020 - To 12/10/2021

12th: 06 Oct 2021

From 12/10/2021 - To 12/10/2022

13th: 09 Oct 2022

From 12/10/2022 - To 12/10/2023