1. An integrated engine-mounting system (10), combining exhaust after-treatment unit (400) and air intake filtration unit (500) comprising: an engine mounting interfaces (11, 12, 13) configured for mounting of engine with a cylinder block (600), a flywheel (200) and an exhaust manifold; an integrated engine-mounting bracket assembly (100) supporting an air intake filtration unit (500) and an exhaust aftertreatment unit (400) on an engine (1), the assembly having: - a first mounting bracket (101) with a first end (101a) and a second end (101b), rigidly secured to a mounting interface (12) of the flywheel (200) of the engine (1); - a second mounting bracket (108) rigidly secured to a mounting interface (11) of the cylinder block (600) of the vehicle engine (1); and - a connecting plate (102) interconnecting said first mounting bracket (101) and said second mounting bracket (108) to form a unified integrated mounting bracket assembly (100),wherein the connecting plate (102) has secondary mounting brackets (103, 104) configured to detachably retain the exhaust after-treatment unit (400); characterized in that said unified integrated mounting bracket assembly (100) and engine mounting interfaces (11, 12, 13) constitutes a vibration-isolating unit that positions the exhaust aftertreatment unit (400) and air intake filtration unit (500) in a fixed spatial relationship relative to the vehicle engine (1) and minimize piping complexity, wherein the vibration isolation ensures modal frequencies are outside the engine operating range.

2. The integrated engine-mounting system (10) as claimed in claim 1, wherein a third mounting bracket (107) is provided for interconnecting said the connecting plate (102) and the said second mounting bracket (108), wherein the third mounting bracket (107) has a mounting plate (106) configured to detachably retain the air intake filtration unit (500) by means of welding or the like means of joining process.

3. The integrated engine-mounting system (10) as claimed in claim 1, wherein the engine side second mounting bracket (108) comprises a plurality of attachment interfaces including at least one upper mounting boss (108a), configured to facilitate rigid fastening with the third mounting bracket (107) and at least one lower mounting boss (108b), configured to facilitate rigid fastening of the assembly (100) to the mounting interface (11) of the cylinder block (600).

4. The integrated engine-mounting system (10) as claimed in claim 1, wherein the secondary mounting brackets (103, 104) accommodating the exhaust aftertreatment unit (400) further comprises mounting straps (105) configured to encircle and secure a cylindrical element of the exhaust aftertreatment unit (400).

5. The integrated engine-mounting system (10) as claimed in claim 1, wherein the third mounting bracket (107) comprises a first end (107a) coupled to the first end (108a) of the second mounting bracket (108) and a second end (107b) coupled to the second end (102b) of the connecting plate (102).

6. The integrated engine-mounting system (10) as claimed in claim 1, wherein the first end (102a) of the connecting plate (102) is coupled to the second end (101b) of the flywheel-side first mounting bracket (101) and a second end (102b) of the connecting plate (102) is coupled to the second end (107b) of the third mounting bracket (107).

7. The integrated engine-mounting system (10) as claimed in claim 1, wherein the integrated engine-mounting bracket assembly (100) is fabricated from a high-strength weldable steel material, preferably IS2062, to provide structural integrity and vibration isolation against engine resonance.

8. The integrated engine-mounting system (10) as claimed in claim 1, wherein the structure comprises three sub-assembly sections joined to facilitate modular installation, said sections comprising the flywheel side first mounting bracket (101), the engine side second and third mounting brackets (108, 107), and the connecting plate (102).

9. The integrated engine-mounting system (10) as claimed in claim 1, wherein combines the air intake filtration unit (500) and the complete exhaust aftertreatment unit (400) including Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), components into a single compact unit.

10. The integrated engine-mounting system (10) as claimed in claim 1, wherein design reduces fuel dosing requirements for DPF regeneration by approximately 1 kg/hr.

Description:SOFT COPY ENCLOSED , Claims:WE CLAIM:

1. An integrated engine-mounting system (10), combining exhaust after-treatment unit (400) and air intake filtration unit (500) comprising:
an engine mounting interfaces (11, 12, 13) configured for mounting of engine with a cylinder block (600), a flywheel (200) and an exhaust manifold;
an integrated engine-mounting bracket assembly (100) supporting an air intake filtration unit (500) and an exhaust aftertreatment unit (400) on an engine (1), the assembly having:
- a first mounting bracket (101) with a first end (101a) and a second end (101b), rigidly secured to a mounting interface (12) of the flywheel (200) of the engine (1);
- a second mounting bracket (108) rigidly secured to a mounting interface (11) of the cylinder block (600) of the vehicle engine (1); and
- a connecting plate (102) interconnecting said first mounting bracket (101) and said second mounting bracket (108) to form a unified integrated mounting bracket assembly (100),wherein the connecting plate (102) has secondary mounting brackets (103, 104) configured to detachably retain the exhaust after-treatment unit (400);
characterized in that
said unified integrated mounting bracket assembly (100) and engine mounting interfaces (11, 12, 13) constitutes a vibration-isolating unit that positions the exhaust aftertreatment unit (400) and air intake filtration unit (500) in a fixed spatial relationship relative to the vehicle engine (1) and minimize piping complexity,
wherein the vibration isolation ensures modal frequencies are outside the engine operating range.

2. The integrated engine-mounting system (10) as claimed in claim 1, wherein a third mounting bracket (107) is provided for interconnecting said the connecting plate (102) and the said second mounting bracket (108),
wherein the third mounting bracket (107) has a mounting plate (106) configured to detachably retain the air intake filtration unit (500) by means of welding or the like means of joining process.

3. The integrated engine-mounting system (10) as claimed in claim 1, wherein the engine side second mounting bracket (108) comprises a plurality of attachment interfaces including at least one upper mounting boss (108a), configured to facilitate rigid fastening with the third mounting bracket (107) and at least one lower mounting boss (108b), configured to facilitate rigid fastening of the assembly (100) to the mounting interface (11) of the cylinder block (600).

4. The integrated engine-mounting system (10) as claimed in claim 1, wherein the secondary mounting brackets (103, 104) accommodating the exhaust aftertreatment unit (400) further comprises mounting straps (105) configured to encircle and secure a cylindrical element of the exhaust aftertreatment unit (400).

5. The integrated engine-mounting system (10) as claimed in claim 1, wherein the third mounting bracket (107) comprises a first end (107a) coupled to the first end (108a) of the second mounting bracket (108) and a second end (107b) coupled to the second end (102b) of the connecting plate (102).

6. The integrated engine-mounting system (10) as claimed in claim 1, wherein the first end (102a) of the connecting plate (102) is coupled to the second end (101b) of the flywheel-side first mounting bracket (101) and a second end (102b) of the connecting plate (102) is coupled to the second end (107b) of the third mounting bracket (107).

7. The integrated engine-mounting system (10) as claimed in claim 1, wherein the integrated engine-mounting bracket assembly (100) is fabricated from a high-strength weldable steel material, preferably IS2062, to provide structural integrity and vibration isolation against engine resonance.

8. The integrated engine-mounting system (10) as claimed in claim 1, wherein the structure comprises three sub-assembly sections joined to facilitate modular installation, said sections comprising the flywheel side first mounting bracket (101), the engine side second and third mounting brackets (108, 107), and the connecting plate (102).

9. The integrated engine-mounting system (10) as claimed in claim 1, wherein combines the air intake filtration unit (500) and the complete exhaust aftertreatment unit (400) including Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), components into a single compact unit.

10. The integrated engine-mounting system (10) as claimed in claim 1, wherein design reduces fuel dosing requirements for DPF regeneration by approximately 1 kg/hr.