This invention relates to novel wheel of vehicle for reducing failure of the wheel at welding comprising of a knurling/groove at the rim inner periphery and at the disc flange outer periphery to provide grip therebetween and thereby diminishing torsional load acting at the welded area joining both rim and disc. ...

This invention relates to improved wheel of vehicle comprising of a disc and a rim, wherein the disc is welded in the rim inner profile, in which the rim well inner periphery/the disc outer periphery is provided with groovejknurling.

Currently available steel wheel of vehicle comprising of a steel disc with a flange at the periphery assembled in a rolled steel rim, where both are joined by means of fillet welding as shown in fig. 1.

This invention relates to method for manufacturing single piece wheel for vehicle comprising steps of:- shaping metal sheet; forming middle section of the disc with outer section to be formed into rim, wherein thickness of material varies at required section; splitting the material to form two halves of rim, whe...

An improvement in an automobile wheel is disclosed. The improved wheel comprises a rim, a disc attached to the rim, wherein said disc comprises a flange, and at least one groove(s) provided on said flange of said disc.

This invention relates to an improved process for manufacturing disc of wheel rims comprising: -blanking of sheet material separately for improving productivity, -drawing of dome shape from said sheet blank, -second drawing of said dome shape to an intermediate shape closer to the desired shape of the disc to im...

The present disclosure provides a wheel of a vehicle, which includes: a disc coupled with a rim, the disc including: a central portion including a central hole, the central hole adapted for fitment of the wheel with a hub of the vehicle; a disc-shaped element configured around central portion of the disc, the disc-s...

This invention relates to a process for manufacturing a flange ring for wheel rims. The process includes (10) Blanking of sheet material, (11) drawing/flow forming of the said blanking sheet material, (12) Piercing to obtain one flange ring and one blank for disc, (13) Expansion and re-striking of said flange rin...

This invention relates to a structural lug (100) for agriculture tractor wheel comprising a hollow elongated member (100) having rectilinear cross section, wherein the member (100) comprises atleast four walls (100A, 100B, 100C, 100D) including a pair of upper and lower and left hand side and right hand side opposed...

The present invention relates to a commercial vehicle wheel (100) of a heavy and/or light commercial vehicle for improved weld crack and fatigue resistance of contact portions under load conditions. The wheel comprises of a rim (101) present along an outer edge of the wheel, a disc (102) connecting the rim with an a...

An improved disc 202 for tractor wheels 200 is disclosed, having a rim 204 fixed to a disc 202 of the wheel 200 by a plurality of threaded fasteners. The disc 202 includes pairs of holes 210 located on a plurality of equispaced flange segments 212 for receiving the threaded fasteners. At least one of the holes 210 o...

A lug for coupling a disc to a rim of a tractor wheel is disclosed. The disclosed the lug includes a pair of parallel and spaced apart side walls, and an inner wall coupling inner ends of the side walls. Each of the side walls having one or more holes axially aligned with corresponding openings of the disc to receiv...

An improved tractor wheel having a plurality of lugs 100 is disclosed. A thickness t2 of joining radii 108 of the lugs that joins U-shaped portion 102, 104 to flanges 106 of the lugs 100 is more than thicknesses t1 and t3 of the U-shaped portion 102, 104 and the flanges 106 respectively. The difference in the thick...

The present invention relates to an improved wheel (100) of a vehicle. The improved wheel (100) of a vehicle includes, a rim (102) and a disc (106). The disc (106) includes a plurality of spokes (108-a, 108-b, 108-c, 108-d) and a plurality of scallops (110-a, 110-b, 110-c, 110-d) arranged circumferentially on its su...

A vehicle wheel 300 for fitment of a hub cap 100 is disclosed, having a step recess 302 formed on an inner circumference of an inner contact surface 304 of the vehicle wheel 300. The step recess 302 is configured to accommodate a flange of the hub cap 100 to be fitted with the vehicle wheel 300. the vehicle wheel 30...

An improved wheel 200 for commercial vehicles for mounting pneumatic tyres is disclosed, having a rim 204 fixed to a spoke portion 230 of a disc 202 of the wheel 200. The disc 202 includes a circumferential hump 220 located in a region between vent holes 208 and a junction 250 of a seating/mounting face portion 260 ...

The present subject matter disclosed herein relates to a front wheel rim (2) for a tractor, having a central axis (A), comprising a disk (3) along with a central hub hole (6) configured to be fixed with a suspension of the tractor. The disk (3) has a plurality of bolt holes (7) positioned at an equal distance near t...

ABSTRACT The present invention relates to an improved wheel for a commercial vehicle comprising a wheel rim (1) and a disc (15). The wheel rim (1) comprising an outer flange (24) and inner flange (25), a well portion (12), an outer bead seat portion (22), an inner bead seat portion (23), the bottom of the well ...

A wheel for commercial vehicle, and a method 300 for manufacturing the wheel is disclosed. The method 300 includes the steps of forming 302 a disc from a sheet metal, where the formed disc includes a plurality of vent holes, slotted on the formed disc. The step 304 includes slotting a disc slot that extends radially...

The present subject matter disclosed herein relates to a method (200) for manufacturing a wheel disc. The method (200) includes the following steps: forming (201) a hole (301) of a predetermined radius in a sheet (302) with a uniform thickness, wherein the wheel disc is manufactured from the sheet, reducing (202) ...

The present invention relates to an improved power driven wheel for electric vehicle. Particularly the invention relates to a novel power-driven vehicle wheel for a two wheeler comprising an expanded rotor ring with enhanced width and thickness. The wheel of the present invnertion comprises, a rim (1), an expanded...

The present invention provides a fastening system (100) comprising a twin lug (4), a bolt (3) having a protrusion (3a) configured for fastening to the twin lug (4) and a twin washer (5) configured to mount on the twin lug (4) which is used to fasten the bolt (3) with the twin lug (4). Herein, the twin washer (5)...

The present subject matter disclosed herein relates to a securing structure (200) provided on a mounting region (105) of a wheel rim (101). The securing structure (200) comprising of a body (201) having an upper surface (202a), a lower surface (202b), and a plurality of side surfaces (203a, 203b) connecting the up...

A lug (100) for tractor wheels is configured to receive at least two threaded fasteners for assembling a disc of a wheel with a corresponding rim. The lug includes at least two U-shaped portions (102), each configured to receive a threaded fastener. The lug 100 includes at least one inner flange portion (104) that e...

A method 900 for manufacturing a wheel disc includes rolling 904 a metallic strip to form a band, welding 906 adjacent ends of the band to form a ring, expanding 910 the formed ring to achieve a required diameter, and forming 912, which includes a first forming operation to flare a first axial side of the ring in an...