Company Information
CIN
Status
Date of Incorporation
20 December 1961
State / ROC
Chennai / ROC Chennai
Last Balance Sheet
31 March 2023
Last Annual Meeting
29 September 2023
Paid Up Capital
95,535,000
Authorised Capital
500,000,000
Directors
Thirumalaikumarabalaji Priyamvada
Director/Designated Partner
over 2 years ago
over 2 years ago
Sheela Balaji
Director/Designated Partner
over 2 years ago
over 2 years ago
Tirumala Kumara Balaji
Director/Designated Partner
over 2 years ago
over 2 years ago
. Arvind Balaji
Director/Designated Partner
over 2 years ago
over 2 years ago
Gopal Srinivasan
Director/Designated Partner
almost 3 years ago
almost 3 years ago
Sekar Logitha
Manager/Secretary
over 3 years ago
over 3 years ago
Mahalingam Seturaman
Director/Designated Partner
about 11 years ago
about 11 years ago
Ranganathan Vijayaraghavan
Director/Designated Partner
about 13 years ago
about 13 years ago
Venu Srinivasan
Director
over 34 years ago
over 34 years ago
Past Directors
Chittur Natarajan Ananthakrishnan
Company Secretary
over 15 years ago
over 15 years ago
Kalathur Seshadri
Director
over 16 years ago
over 16 years ago
Suresh Krishna
Director
almost 47 years ago
almost 47 years ago
Patents
HYBRID ENGAGEMENT MECHANISM WITH FAULTY CRANK AND MILLING PREVENTION
The present invention relates to a starter system for an internal combustion engine with electromagnetically induced engagement mechanism to reduce faulty crank during abutment. More particularly, to a hybrid system with both soft engagement and e...
An integaral starter-generator system for an automobile comprising a synchronous machine 10; an electronic switch module 16; a rotor position sensor module 28; a control switch module 20; a rotor field regulator 14; and an electronic controller 18.
A system for ensuring uninterrupted running of the engine-
driven air conditioner of a motor vehicle, even after the engine
has stopped, comprising an air conditioner, the compressor
of which is coupled to the engine by a first drive; an electric
motor coupled in tandem to the compressor by the first drive
thro...
A device for switching off glow of the LED used as charge indicator in an alternator-battery charging system, comprising an alternator connected to a battery, said alternator incorporating a pre-excitation circuit, the said LED and a parallel resistor connected to form an LED circuit; a control unit connected betwee...
Lundell type alternator rotor claw comprising a first unit of a warm forged ring fitted with a second unit of a cold forged and sized core, by means including shrink fitting or press fitting, the said units together to form an integral, rigid assembly, the ring consisting of a rack, rolled, welded and machined to fo...
A thermal overload protection system for the starter motor of an IC engine comprising means for sensing the temperature at least at one point in the motor circuit, and then for switching OFF the power supply to the motor whenever the temperature sensed rises above a predetermined value, said means not only switching...
[0044] Abstract
[0045] The present invention provides an apparatus for electromagnetic switching in a starter motor, comprising of an outer sleeve carrying a plurality of coils, a non-magnetic material plate at the center and core plate at both the ends. Each coil is a single winding coil and carries a plunger in a...
The subject matter described herein is directed to a method of winding an electrical member (205, 225) in an electrical machine (200). The method includes inserting at least two conductor segments from a first side of the electrical member (205, 225) and at least two other conductor segments from a second side of th...
A starter motor assembly for an internal combustion engine comprising a permanent magnet starter motor and solenoid unit operated by a d.c power source with grounded negative terminal; means for switching ON and OFF the power to the starter motor and solenoid unit while starting the engine; and means connecting the ...
[0058] The present invention provides an electromagnetic switching apparatus for start/stop starter motor, wherein a single structure having contact closure operation and also inrush current reduction technique is employed. In the present invention the plunger air gap required for pinion movement is small. Both the ...
A wave spring clutch transmission system comprising an input transmission member and an output transmission member, a wave spring encircling the input transmission member and snugly receivable in a bore of the output transmission member; an actuator disposed over, and linearly movable along, the input transmission m...
A Device for preveting chattering resulting from operation of the linkage of a self-parking automotive windscreen wiper system comprising a control switch connected to motor of the said system; means for sensing the backemf of the motor to tirgger said control switch whenever said motor is switched off, to enable sa...
The present subject matter provides a brush plate assembly including a brush plate having a centre hole for inserting a commutator therein. The brush plate includes a plurality of extended portions on the periphery of the centre hole. Each of the extended portions is provided to accommodate a brush box. Further, the...
The present subject matter provides a moulded brush plate assembly for a motor. The brush plate assembly comprises a plate, a plurality of capacitors, a plurality of inductors, and a plurality of earthing contacts. The plate, having a plurality of holes, further includes a first side and a second side. The second si...
The present subject matter, in general, relates to a brush holding mechanism and in particular relates to a brush holding mechanism for an electric motor. According to at least one embodiment of the present subject matter, pins 302 are located in a substantially perpendicular orientation to a brush 106 thereby selec...
A brush assembly for an electrical machine comprising a carbon brush, the bottom of said brush being intended for contact with the communating of the said machine, characterized by a thin, flat electrical conductor, partly embedded in, close to the top of ,the said brush, while the free end of the said conductor i...
An active session mobility solution for point-to-point protocol (PPP) in accordance with the present invention provides fast and smooth handoff by reducing tunneling overhead on tunneling mechanisms, such as P-P tunneling from a serving Source (e.g., a PPP termination device) to a new serving Target (e.g., a PPP ter...
ABSTRACT ALTERNATOR FOR AN AUTOMOTIVE VEHICLE
An automotive alternator 200 including a,rotor 105 and a stator 125 supported by a SRE frame 120 and a DB frame 1.15, is described herein. The SRE frame 120 includes a first set of apertures 165 disposed at side surfaces of the SRE frame 120 for drawing air axially insi...
ABSTRACT ALTERNATOR FOR AN AUTOMOTIVE VEHICLE
An alternator for a vehicle is disclosed. The alternator includes a rotor 105 having
pair of claw shaped pole cores that are disposed circumferentially about the shaft 110 and a stator 125 acting as an armature having a predetermined winding with conducting wires havin...
Disclosed herein is a multiple pole motor assembly. The assembly includes a rotor, a stator and one or more spherical bearings. The rotor includes a core having a plurality of slots. The slots are inclined to the axial plane of the core. Bearings for supporting the core are provided with two chamfers on each side. T...
Disclosed herein is an engine starting system for a vehicle. The starting system comprises a motor, a multiple stage speed reduction assembly, a power transmission assembly and a power transmission member. An armature shaft of the motor transmits power to the speed reduction assembly. The speed reduction assembly in...
The present subject matter is directed towards an apparatus and a method 100 for impregnating electrical machinery 105 with a resin. The method includes the steps of electromagnetically preheating the electrical machinery 105 to a temperature just below a gelling temperature of the resin, contacting the resin with t...
A device for the synchronous rectification of the output of an automobile alternator, comprising a set of comparators, for sensing the line voltage of the said alternator, the comparators deriving the zero crossings of the lire voltages from the sensed outputs thereof; a one shot, a multiplexer controlled from the o...
A device for the synchronous rectification of the output ofan automobile alternator comprising a set of comparators for sensing the line voltages of the alternator and detecting the zero crossings in the line voltages ofthe alternator; a digital programmable device (dpd), the output voltages ofthe said set of compar...
A DUAL VOLTAGE ALTERNATOR
The present subject matter provides an electrical supply system for supplying voltage to various loads in an automobile. The electrical supply system comprises a high voltage bus, a low voltage bus and an alternator. The high voltage bus comprises at least one high voltage battery pack 233...
A device for raising and lowering the window pane of an automobile comprising a sprocket; means for rotating the sprocket in either direction; a roller chain engaging with the sprocket and thus rendered linearly movable, to and fro, by the sprocket; guide means for gukting the roller chain along its linear movement;...
A device for cutting off electric power to a circuit for protecting the same against excessive heat when generated therein during operation, comprising a conductor, for carrying electric current to said circuit, said conductor having first and second sections spaced from each other, to provide a gap therebetween; a ...
A fork for the starter motor drive assembly of an internal combustion, intended for actuating the drive assembly of the starter motor to mate with the ring gear of the engine, comprising a pair of limbs, the inner side of each limb at its free end having at least one wear resistant insert integrally seated in a rece...
A windscreen wiper system, with combined planetary and worm gear drive, for an automobile, comprising a d.c. motor, a wiper blade and rotary link assembly, characterized by a planetary gear having an input shaft coupled coaxially to the said motor, and an output shaft provided with a worm profile; a worm wheel engag...
A starter with radial drive engagement assembly for an IC engine, comprising a motor, a solenoid assembly for energizing the motor to move the pinion mounted on the pinion shaft of a pinion assembly, to engage with, and drive, the ring gear of the engine, characterised by means for lowering, and raising, the pinion...
An engine starting system comprising a motor; a solenoid switch; and an over running clutch coupled to a pinion, said clutch being powered by the motor to cause the pinion to engage with, and disengage from, a ring gear provided for the engine, characterized in that the pinion and the ring gear have mating helical t...
A planetary gear reduction system for the starter motor of a
motor vehicle, comprising a sun gear engaged with planetary
gears; a clutch bearing mounted on the armature shaft of the
said motor, said sun gear, in turn, being mounted on the said
clutch bearing; and an output shaft coupled to the drive pinion
of t...
A device tor cutting oft electric power supply to a circuit tor protection against excessive heat generated therein during operation comprising at feast one conductor carrying the current supplied to or received from,the
bound together by a thermally tusible member, so that the said portions are in firm electrical ...
[0046] The present invention comprises an outersleeve (115)which carries plurality of coils, wherein each coilcarries a plunger inaxialdirection.Acommon core plate (106)is placed in between two electromagnetic coils(113 and 114) and a spindle(110) carrying two moving contact assembly is integrated into the secondplu...
A thermal overload protection system for the starter motor of an IC engine comprising means for sensing the temperature at the brush assembly of the said motor and for switching off or on the power supply to the starter, whenever the temperature of the heat generated at the brush assembly rises above or falls to or ...
A combined worm gear and planetary drive for an automobile windscreen wiper system comprising a d.c. motor, a wiper blade and rotary link assembly, characterized by a worm having an input shaft coupled to the said motor perpendicularly;, and an output shaft of worm wheel coupled to the input shaft of a planetary gea...
1. A wind screen witper system for an automobile compiising a cycloidal speed reducer having a power input shaft provided with a cam disposed in line with a power ou^ut shaft, the said shafts beit^ connected together such that the input sha& rotates faster than the output sha#; an annulus disposed in hne mth the pow...
A Gear Box Assembly For Use In An Epicyclic Gear Reduction Starter Motor For Automotive Applications
A gear box assembly for use in an epicyclic gear reduction starter motor for automotive applications provided with a housing accommodating gear elements, such as, planetary gears surrounding, an meshing with, a sun gear; an internal gear-annulus meshing with the planetary gears, characterised in that a circu...
[031] The present invention provides an arrangement for locking an end cap of a fuel filter, which comprises a pair of collars (11) formed at periphery of one end of a central hole (12) of a filter element (30). A cutout (13) is formed at a lower portion of each collar (11), while a lobe (14) and a stopper (15) are ...
[0041] An apparatus to integrate the water pump and fan with a motor
[0042] The present invention provides an apparatus to integrate the water pump and fan with a motor in the cooler. The apparatus (100) comprises of a motor casing (101) which includes a motor (102), a water pump (103) and a fan (104). The water pu...
[0047] A rotor apparatus for an electrical machine
[0048] The present invention provides a rotor apparatus for an electrical machine. the rotor apparatus (100) includes a rotor back iron (101) with one or more integrated holes (101a), a plurality of rotor magnets (103) with one or more integrated holes (103a) and a...
[0033] A singly supported bracket assembly with illumination source in a fan.
[0034] The present invention provides a singly supported bracket assembly with illumination source in a fan that comprises an upper bracket (201) supported at a central shaft (203) of the fan (200) by a first bearing (204), and a second b...
[0037] A universal fan with brushless direct current (DC) motor and the method to operate thereof
[0038] The present invention provides a universal fan with brushless direct current (DC) motor. The present invention comprises plurality of poles in a rotor and plurality of slots in a stator, wherein the stator and t...
[0036] A resolver rotor integrated slip ring assembly and the method to assemble thereof
[0037] The present invention provides a resolver rotor integrated slip ring assembly and the method to assemble thereof. The present invention comprises a resolver rotor molded along with a plurality of slip rings, wherein the ...
[0039] Stator core assembly using shrink fitting process
[0040] The present invention provides stator core assemblyusing shrink fitting process. The assembly (100) comprises a plurality of stator poles (101), which are assembled and segmented in circular cross-section. An aluminum housing (102) is heated and fitted...
[0039] An apparatus to secure the magnets with a rotor yoke.
[0040] The present invention provides an apparatus to secure the magnets with a rotor yoke in the Brushless DC (BLDC) motors. The apparatus (100) comprises a plurality of magnets (101) having one or more integrated slots (101a), a rotor yoke (102) and one...
[0037] An apparatus for housing a ceiling fan motor.
[0038] The present invention provides an apparatus for the ceiling fan, which requires less cost for manufacturing thereof and also involves less manufacturing time for assembling therein. The present invention uses a snap lock (105) design for assembling the con...
[0037] A segmental brush holder with separate earth termination for DC motors.
[0038] The present invention provides a segmental brush holder with separate earth termination for DC motors. The present invention comprises a metal steel insert in the brush holder for a first fixing onto the mounting bracket assembly....
A Compact Starter Motor For Automobiles With Plurality Of Slots And Multilayer Wave Wound Technology
with plurality of slots and wave wound technology
[0028] The present invention provides a compact starter motor for automobile with plurality of slots and wave wound technology. The compact starter motor comprises an armature (101) having eleven slots of lamination pack (113) with wave wound design. The armature (1...
Automatic side stand assembly for two-wheeler vehicles
[0027] The present invention comprises an automatic side stand assembly (100) for two-wheeler vehicles. The assembly (100) comprises a side stand (101) which provides support for the two-wheeler when it is not in operation. The assembly (100) also comprises a m...
A starter apparatus with an integrated electronic relay
[0025] The present invention relates to a starter apparatus (100) for providing crank to the engine transmission, wherein the apparatus (100) comprises a starter housing (101) which further comprises a starter motor (101a) for initiating rotatory motion to a p...
The present invention provides an optimized solenoid assembly with hybrid engagement system for automotive starters comprising of motor (1), pinion (3), plunger (5), ring gear (4), set of metal contacts (8, 9), solenoid switch, solenoid coil arrangement comprising aluminium pull-in coil (11) and copper hold on-coils...
The present invention provide a battery system (130) with different chemistries for electric vehicle which focusses on relieving the limitation of using RESS with single chemistry thereby providing a more optimal solution in terms of battery performance and life. The present invention provides a battery system (130)...
Integrated electronic control unit motor assembly with removable fan (1) and airflow diverter (3), the said fan is powered by external power supply and is mounted on the shroud (2), the said diverter is an individual component affixed to non-drive end bracket (4), further the said diverter comprises sensor printed c...
The present invention provides a ceiling fan assembly (81) with multiple extendable telescopic downrod mechanism (85) which enables easy elevation and lowering of ceiling fan for easy cleaning, maintenance and repair. The present invention provides a ceiling fan with an extendable telescopic downrod assembly (85) wh...
The present invention provides a multi-voltage and current based smart charger (142) for electric vehicle with interactive BMS (141) and the charging methods which helps in improving the life of the battery pack along with safety. The smart charger (142) of the present invention is always connected with the BMS (141...
A PINION GEAR WITH TOOTH CHAMFER ON THE TRANSMITTING FLANK FOR A STARTER MOTOR
The present invention relates to a pinion gear [10] for a starter motor, comprising a plurality of pinion teeth [10a]; and a pinion journal [10b], wherein each of the pinion teeth [10a] having a transmission flank side [10c]; a non-trans...
A terminal assembly for an electronic controller in a Permanent Magnet Synchronous Machine
[0036] The present invention discloses a terminal assembly (100) mounted on a printed circuit board (104) in an electronic controller assembly (107), wherein the terminal assembly (100) prevents exertion of force on the printe...
The present invention provides an automatic Mixer Grinder (141) which automates the process of grinding and mixing different ingredients with a micro-controller based program of multiple menus operable via an external device thereby automating the process of grinding and mixing without any human intervention. The pr...
The present invention provides a mountable tower blade assembly for an automatic mixer grinder. The mixer grinder’s blades are modified to form a tower blade. The tower blade is removably mounted on top of one another and is therefore modular. The modular tower blade comprises of blade leaves threaded at various pla...
The present invention provides a ceiling fan assembly (81) for improvised air circulation. In the preferred embodiment of the present invention, the fan comprises of plurality of blades (11) comprising of winglets (15) attached at the tip of the blades (11) to negate the drag of the air currents and push the swirlin...
An aerodynamically designed external cooling fan
[0031] The present invention discloses a device (100) of an aerodynamically designed cooling fan (101) attached externally to a rotor shaft (102) of a motor (103) to increase the heat dissipation in the motor. This innovative system incorporates an 8-blade configurati...
A moulded holder for hall sensor and Printed Circuit Board (PCB) assembly
[0030] The present invention discloses a moulded holder for hall sensor and Printed Circuit Board (PCB) assembly, wherein the holder (100) comprises an upper surface for accommodating a hall sensor (101) and a Printed Circuit Board (PCB) assem...
The present invention offers a system and method for controlling the PTC heater to provide effective heat inside an electric vehicle cabin. The present invention employs a proportional integral derivative controller-based constant power mechanism to regulate the current flowing through the PTC heater and maintain th...
The present invention discloses a system and method for operating a mixer grinder during power or sensor failure with power backup mode and manual override function. The present invention incorporates a power backup mode that enables the device to operate at reduced power consumption in the event of power failure. I...
An electronic circuit integrated motor apparatus
[0043] The present invention discloses an electronic circuit integrated motor apparatus, wherein the apparatus (100) comprises a motor (101), further the motor (101) comprises a tubular motor casing (102) comprising of a housing (103) which supports the motor rotati...
Registered Trademarks
[Class : 11] Air Conditioners; Air Coolers; Air Coolers Kit, Air Circulators; Fans [Parts Of Air Conditioning Installations]; Fans [Air Conditioning] Such As Ceiling Fans, Table Fans, Wall Fans, Pedestal Fans, Stand Fans, Exhaust Fans And Industrial Fans; Apparatus And Installations For Lighting, Heating, Cooling, Steam Generating, Cooking, Drying, Ventilating, Water Supply ...
[Class : 11] Air Conditioners; Air Coolers; Air Coolers Kit, Air Circulators; Fans [Parts Of Air Conditioning Installations]; Fans [Air Conditioning] Such As Ceiling Fans, Table Fans, Wall Fans, Pedestal Fans, Stand Fans, Exhaust Fans And Industrial Fans; Apparatus And Installations For Lighting, Heating, Cooling, Steam Generating, Cooking, Drying, Ventilating, Water Supply ...
[Class : 1] Chemicals Of All Kinds Used In Relation To Energy Storage, Charging, Supplying, Accumulating Solutions, Devices, Instrument And Apparatus Including Inverters, Batteries, Cells And Panels; Lithium Lead Acid And Any Other Cell Or Electrolyte Chemistry.[Class : 3] Essential Oils.[Class : 5] Disinfectants; Dietary And Nutritional Supplements; Medicinal Herbs.[Class :...
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State Bank Of India
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State Bank Of India
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Uti Bank Limited
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State Bank Of India
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State Bank Of India
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State Bank Of India
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10 July 1992
The Industrial Credit 7 Investment Corporation Of India Ltd.
0
29 September 1999
Indian Bank
0
09 June 1975
State Bank Of India
0
27 March 1979
State Bank Of India
0
12 June 1987
State Bank Of India
0
01 March 1995
State Bank Of India
0
31 December 1992
Hongkong & Shanghai Banking Corporation
0
18 February 1999
State Bank Of India
0
19 June 1991
Bank Of Baroda
0
12 June 1987
State Bank Of India
0
09 March 1972
State Bank Of India
0
21 August 1975
State Bank Of India
0
16 March 2009
Hsbc Bank (mauritius) Limited
0
30 September 2009
Bank Of Baroda-corporate Financial Services Branch
0
14 September 2001
Uti Bank Limited
0
01 March 2005
State Bank Of India
0
25 November 1974
State Bank Of India
0
28 March 1974
State Bank Of India
0
10 July 1992
The Industrial Credit 7 Investment Corporation Of India Ltd.
0
29 September 1999
Indian Bank
0
09 June 1975
State Bank Of India
0
27 March 1979
State Bank Of India
0
12 June 1987
State Bank Of India
0
01 March 1995
State Bank Of India
0
31 December 1992
Hongkong & Shanghai Banking Corporation
0
18 February 1999
State Bank Of India
0
19 June 1991
Bank Of Baroda
0
12 June 1987
State Bank Of India
0
09 March 1972
State Bank Of India
0
21 August 1975
State Bank Of India
0
16 March 2009
Hsbc Bank (mauritius) Limited
0
30 September 2009
Bank Of Baroda-corporate Financial Services Branch
0
14 September 2001
Uti Bank Limited
0
01 March 2005
State Bank Of India
0
25 November 1974
State Bank Of India
0
28 March 1974
State Bank Of India
0
10 July 1992
The Industrial Credit 7 Investment Corporation Of India Ltd.
0
29 September 1999
Indian Bank
0
09 June 1975
State Bank Of India
0
27 March 1979
State Bank Of India
0
12 June 1987
State Bank Of India
0
01 March 1995
State Bank Of India
0
31 December 1992
Hongkong & Shanghai Banking Corporation
0
18 February 1999
State Bank Of India
0
19 June 1991
Bank Of Baroda
0
12 June 1987
State Bank Of India
0
09 March 1972
State Bank Of India
0
21 August 1975
State Bank Of India
0
16 March 2009
Hsbc Bank (mauritius) Limited
0
30 September 2009
Bank Of Baroda-corporate Financial Services Branch
0
Documents
Form MSME FORM I-30042024_signed
Optional Attachment-(1)-26032024
Form Addendum to AOC-4 CSR-26032024_signed
Form MGT-7-18012024_signed
Form AOC-4(XBRL)-03012024_signed
Form MSME FORM I-18122023_signed
Form AOC-4(XBRL)-16122023_signed
Form AOC-4(XBRL)-20112023_signed
Optional Attachment-(3)-25112023
Optional Attachment-(2)-25112023
Optional Attachment-(1)-25112023
Copy of MGT-8-25112023
List of share holders, debenture holders;-25112023
Form MGT-7-25112023
Form AOC-4(XBRL)-28102023
XBRL document in respect Consolidated financial statement-28102023
XBRL financial statements duly authenticated as per section 134 (including Board's report,auditor's report and other documents)-28102023
Form MSME FORM I-31102023
Form MGT-7-01102023_signed
Form PAS-6-27092023_signed
Form AOC-4(XBRL)-26092023_signed
Form Addendum to AOC-4 CSR-01092023_signed
Form MGT-6-31082023_signed
Form MSME FORM I-29082023_signed
Form MSME FORM I-29042023_signed
Form Addendum to AOC-4 CSR-31032023
Form MGT-6-29032023_signed
-29032023
Form SH-9-06012023-signed
Form SH-8-06012023-signed
