Sealing Mechanism For Hub Motor Assembly

Abstract: Disclosed herein is an easy to implement, cost effective, effective sealing mechanism for a hub motor assembly comprising: a shaft assembly comprising a hollow passage for receiving a power and sensor cable assembly, wherein the shaft is connected to the stator of the motor; and the power cable assembly either comprises a spring coil (504) wound around power cable as shown in FIG. 2 or a helical groove /protrusion profile threaded on the same, wherein a uniform gap is created between the cable and the hollow shaft (204); the shaft hole (202) is used for applying sealant inside the shaft, wherein the spring structure act as a passage for a sealant to cover 360 degrees throughout the shaft length and to prevent ingress of liquids and contaminants such as water, air, mud, and dust inside the hub motor.

Patent Information

Application #

Filing Date

15 June 2023

Publication Number

51/2024

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

Parent Application

Applicants

Sona BLW Precision Forgings Limited

Sona Enclave, Village Begumpur Khatola, Sector 35, Gurgaon, Haryana – 122004, India

Inventors

1. Hariharan S

c/o Sona BLW Precision Forgings Limited, Keelakaranai Village, Malrosapuram Post, Range-Chengalpattu, Div-Maraimalai Nagar, Tamil Nadu 603204, India

2. Ramesh Seshadri

c/o Sona BLW Precision Forgings Limited, Keelakaranai Village, Malrosapuram Post, Range-Chengalpattu, Div-Maraimalai Nagar, Tamil Nadu 603204

3. Muruganandam Radhakrishnan

c/o Sona BLW Precision Forgings Limited, Keelakaranai Village, Malrosapuram Post, Range-Chengalpattu, Div-Maraimalai Nagar, Tamil Nadu 603204, India

4. Praveen Chakrapani Rao

c/o Sona BLW Precision Forgings Limited, Keelakaranai Village, Malrosapuram Post, Range-Chengalpattu, Div-Maraimalai Nagar, Tamil Nadu 603204, India

Specification

DESC:As attached herewith ,CLAIMS:As attached herewith

Documents

Application Documents

#	Name	Date
1	202311040886-STATEMENT OF UNDERTAKING (FORM 3) [15-06-2023(online)].pdf	2023-06-15
2	202311040886-PROVISIONAL SPECIFICATION [15-06-2023(online)].pdf	2023-06-15
3	202311040886-POWER OF AUTHORITY [15-06-2023(online)].pdf	2023-06-15
4	202311040886-FORM 1 [15-06-2023(online)].pdf	2023-06-15
5	202311040886-DRAWINGS [15-06-2023(online)].pdf	2023-06-15
6	202311040886-DECLARATION OF INVENTORSHIP (FORM 5) [15-06-2023(online)].pdf	2023-06-15
7	202311040886-ENDORSEMENT BY INVENTORS [13-07-2023(online)].pdf	2023-07-13
8	202311040886-DRAWING [13-07-2023(online)].pdf	2023-07-13
9	202311040886-COMPLETE SPECIFICATION [13-07-2023(online)].pdf	2023-07-13
10	202311040886-FORM 18 [14-07-2023(online)].pdf	2023-07-14
11	202311040886-Proof of Right [19-07-2023(online)].pdf	2023-07-19
12	202311040886-Others-240723.pdf	2023-09-11
13	202311040886-Correspondence-240723.pdf	2023-09-11