A piston rod (100) for a shock absorber and a method (200) for fabricating the piston rod (100) are disclosed. The piston rod (100) comprises of a hollow tube (20) having solid ends (40) welded on each end of the hollow tube (20) by friction welding. The piston rod (100) is light in weight, and has good bending and ...
Disclosed is a system (100) for load adaptive damping to adjust damping based on user’s selection in a shock absorber (80). The shock absorber (80) includes a hollow piston rod (70), a plunger shaft (62), a spool (72), a piston assembly (74), a control orifice (76) and a multi-stage disc/valve stack (78). The system...
A piston rod assembly (100) for a shock absorber is disclosed. The piston rod assembly (100) comprises a piston rod (10), a rod guide (20) and a bearing bush (30). The bearing bush (30) is made up of a polymer material as a single continuous piece without any slit and inner coating to reduce contaminant accumulation...
A life indicating system (100) for a shock absorber (50) is disclosed. The life indicating system (100) comprises a sensor (80) and a pointer (70) pivoted thereto. The sensor (80) is adapted to measure pressure inside the shock absorber (50). The sensor (50) includes at least three colored sections marked thereon to...
A piston (100) for a shock absorber is disclosed. The piston (100) comprises a plurality of cashew shaped holes (80) configured thereon. The plurality of cashew shaped holes (80) offers increased surface area for hydraulic fluid passages thereby allowing more volume of hydraulic fluid to flow there through at a high...
A sealing assembly (70) for preventing mud and dust accumulation in a shock absorber (100) is disclosed. The sealing assembly (70) comprises a dust tube (72), a dust seal (74) and a damper cap (76). The sealing assembly (70) requires less space and includes multiple lip profiles to provide effective sealing of a pis...
Abstract
A shock absorber housing (50) and a construction method thereof are disclosed. The shock absorber housing (50) comprises a canister (40) and a mounting (20) joined thereto. The construction method is a laser welding method that joins together the canister (40) and the mounting (20) in the shock absorber ...
Abstract
A twin cylinder monotube shock absorber (100) is disclosed. The twin cylinder monotube shock absorber (100) comprises a housing (50), an outer tube (40) and an inner tube (30). The twin cylinder monotube shock absorber (100) is easy to assemble, light in weight and manufactured with a low cost as compare...
Disclosed is a front fork suspension assembly for a vehicle. The front fork includes a second limb having an outer tube and an inner tube capable of reciprocating within inner diameter of the outer tube. The inner tube comprises at least two openings configured in proximity of the lower open end portion, and low-de...
A system (50) and a method for detection of draw lines on drawn tubes (60) of shock absorbers are disclosed. The system (50) comprises a moving mechanism, an imaging device (60), a processing module (20) and a comparator module (30). The system (50) and the method provide fast detection of draw lines and fast differ...
Abstract
A damper cap (60) of a shock absorber of a vehicle is disclosed. The damper cap (60) comprises a top plate and a lateral wall (55) extending from either side of the top plate. The top plate includes a top opening (50) configured thereon. The top opening (50) is made wide to increase a gap between an oute...
ABSTRACT
Disclosed is a manufacturing method (100) of a front fork outer tube (50) for a two wheeled vehicle. The method (100) involves preparing and placing a pre-finished liner of a required size in a gravity die cast mould and pouring molten aluminum into the gap between the mould and the pre-finished liner. Th...
Disclosed is a casting method for a front fork outer tube for two wheeler vehicle. The cylindrically shaped front fork outer tube (100), open at one end has an axle hole (10) at the closed end, perpendicular to its length and connecting diametrically opposite ends. In a casting process, an additional pin is placed i...
Disclosed is a piston for grease damper (100) that prevents caking of grease within a length unused during the operation cycle. A piston head (40) of the piston of the grease damper (100) is modified with two orifices (60A, 60A’) having hollow tubular structures bored therethrough. The orifices (60A, 60A’) have larg...
FRONT FORK ASSEMBLY FOR VEHICLE
Abstract
The present invention relates to a front fork assembly for a vehicle and more particularly, to a self-locking bellow of the front fork assembly. The front fork assembly (100) comprises of an outer tube (10), an inner tube (20), a spring (30), an oil seal (40) and a bell...
The present invention provides a dual port monotube suspension system type shock absorber and coil spring suspension type system having an accumulator for storing fluid, such as hydraulic oil, under gas pressure or without pressure, having fluid communication across movable piston and stationary base valve with valv...
“FRONT FORK TOP SEALING SPACER”
ABSTRACT
Disclosed is a modified top sealing spacer assembly (200) for the front fork suspension of a vehicle. The existing steel spacer design contributes to the buckling noise during limb operation due to its limited contact surface and location. The steel spacer in the existing d...
Disclosed is a remotely mounted preload adjuster (20) for a rear shock absorber (100) of a vehicle. Adjustment of sag within proper limits is necessary for rider’s comfort. However, the rider finds the pre-adjustment of spring difficult, due to the difficulty in operating the spring adjuster (50). The user friendly ...
“HOLLOW PISTON ROD FOR DUMMY SHOCK ABSORBER”
A hollow piston rod (40) for a dummy shock absorber (100) is disclosed. The dummy shock absorber (100) comprises a dust cover (10), a monotube (20) and a spring (30). The hollow piston rod (40) includes two ends (50A and 50B) modified to replace piston rod along with a...
Disclosed is a split piston for front fork (100). The front fork (100) is a dummy front fork and is used in twin shock absorber mounting applications. The front fork (100) includes an outer tube (10) and an inner tube (20) slidably positioned within the outer tube (10). The split piston is mounted within the front f...
A DU bush (80) for a front fork (100) is disclosed. The DU bush (80) is integrated with an inner tube (30) to rest between the inner tube (30) and the outer tube (10) to eliminate spinning and assembly processes of the inner tube (30) and to reduce machining on the inner tube (30) while ensuring both sliding and clo...
The present invention provides a preload adjustment mechanism for front fork of a; vehicle. The mechanism includes an adjuster means having a cam profile a plunger rod being mounted within the adjuster means and a bolt cap for holding theplunger rod against linear and rotational pressure. Upon giving rotational moti...
Disclosed is a hollow piston rod (100) for a shock absorber, comprising a hollow pipe (10) configured between two solid rod ends (12a, 12b) on each end. The present invention also provides a method for manufacture (200) of hollow piston rod (100). The method includes holding a hollow pipe (10) in a fixture and keepi...
Disclosed is a shock absorber piston assembly (100) and a method (200) for retaining piston (20) on a piston rod (10) in a shock absorber piston assembly (100). In this method, the piston (20) is configured to have a chamfer (20A) on riveting side and the piston rod (10) is also modified so as to allow the flow of...
A unique method for testing/checking the presence of nodular chrome on hard chromium plated precision cylindrical rod using setup comprising of, an image sensor (1) for converting the image into digital form, illumination flash (2) for illuminating the object, camera Processor (3) with electrical input/output, inter...
This invention relates to a twin tube shock absorber which comprises of a piston with a rod, inner tube, outer tube, base valve and rod guide nut. The inner tube is a hollow pipe with a number of burr-free grooves of varying length on the inside surface of the inner tube. The piston is connected to a rod at one end ...
The present invention provides a floating valve piston system for a shock absorber used in vehicles. The floating valve system comprises a piston ring, a piston guide, a valve spring, a valve pack assembly, a bolt piston, a piston cup. a hex nut, a valve stopper, a nut stopper and a guide nut. The valve pack assembl...
Disclosed is a dual spring shock absorber assembly for a vehicle. The assembly includes first cylindrical tube, a second cylindrical tube reciprocatably secured with the first cylindrical tube, a lower spring disposed over the first cylindrical tube, and an upper spring disposed over the second cylindrical tube . Th...
Abstract
A gas filling mechanism (100) for a shock absorber is disclosed. The gas filling mechanism (100) comprises a grub screw (20), a piston (40), a spring (60), a gasket (30), O-ring (50), a valve cap (10) and a housing (70). The gas filling mechanism (100) is less expensive, easily serviceable and capable of...
ADJUSTABLE DAMPING SHOCK ABSORBER
Present invention relates to shock absorbers in vehicles and more particularly, to an adjustable damping shock absorber with low velocity control. The shock absorber (100) comprises of a piston rod (10) of a piston arranged inside an inner tube, a spool (20) incorporated within t...
ABSTRACT
FRONT FORK ASSEMBLY FOR CONTROLLING DAMPING FORCE
Disclosed is a front fork assembly (100) for superior damping force control at different velocities. The assembly (100) provides a leak proof design for superior front suspension for two/three wheeler vehicles. The front fork assembly (100) of the present...
TELESCOPIC FRONT FORKS WITH HARDENED INNER TUBE
ABSTRACT
Disclosed is a telescopic front fork suspension (100) with induction hardened inner tube (20) for eliminating one side rubbing and wear-out thereof. Side rubbing phenomenon is generated during bending of Inner tube under load conditions and vehicle running/...
GAS CUSHIONED FRONT FORK SUSPENSION
ABSTRACT
Disclosed is a gas cushioned front fork suspension (100) constructed to be incorporated between the vehicle handle bar and wheel hub and embedded with a gas chamber (40) within an inner tube (20) thereof. The inner tube (20) partially filled with damping fluid is slidi...
MECHANISM FOR COMPRESSION DAMPING ADJUSTMENT IN SHOCK ABSORBER
ABSTRACT
Disclosed is a mechanism for compression damping adjustment in a vehicle shock absorber (100). During a compression stroke in normal conditions or sports mode, the shock absorber fluid passes through a base valve (40) and a small amount of it...
ADJUSTABLE DAMPING MECHANISM FOR SHOCK ABSORBER
ABSTRACT
Disclosed is a adjustable damping mechanism for adjustment of damping force in a shock absorber (100). A specially designed piston rod (15) incorporates a spool (65) that can be moved to and fro with a spool actuating mechanism (60). Movement of the spool (6...
FRONT FORK WITH SAFE DAMPING ARRANGEMENT
ABSTRACT
Disclosed is a front fork (100) with safe damping arrangement for providing a controlled cushioning at the stroke end to avoid rider toppling, when a sudden brake is applied at high speed. Piston (25) of the front fork (100) is configured with a piston bore (25A) t...
CONTROLLED CUSHIONING ARRANGEMENT IN SHOCK ABSORBER
ABSTRACT
Disclosed is an arrangement for controlled cushioning in a shock absorber (100) in an extreme rebound stroke end condition, when a piston (20) travels to end of the stroke and suddenly comes to a halt causing a sudden bang to the rider. In the present i...
RIDE ADJUSTABLE FRONT FORK FOR VEHICLE
Disclosed is a ride adjustable front fork (100) for a vehicle, specifically an electronically assisted front fork for motor cycles with a handle height adjustment feature. The front fork (100) consists of two limbs (1, 2), each having a spring assembly (20) including a float...
HYDROSTATIC CENTERING ASSEMBLY FOR FRONT FORK
Disclosed is a hydrostatic centering assembly (100) for a front fork. The front fork of a motor cycle comprises an inner tube (3) and an outer tube (4). The hydrostatic centering assembly (100) comprises of a hydraulic chamber (1), a reservoir (2), a hydraulic hose (5...
SELF LOCKING BUMP STOP RIB WASHER
Abstract
Disclosed is a self locking bump stop rib washer (100) for a rear suspension assembly (100) of a vehicle.The self locking bump stop rib washer (100)protects a bump stop (11) from damage due to a spring seat slit (15) when the bump stop (11) compresses at a full stroke...
ENHANCED REBOUND DAMPING ASSEMBLY IN SHOCK ABSORBER
Present invention relates to a rebound stop for a shock absorber and, more particularly, to an enhanced rebound damping assembly. The shock absorber (100) comprises a damper body (10) having a first piston and plate valve assembly (20) and a piston rod (30). The...
SERIES SPRING GUIDE FOR SHOCK ABSORBER
Present invention relates to a rear suspension system of two wheelers and more particularly, to a series spring guide (100) for motorcycle shock absorbers. The series spring guide (100) comprises two O-rings (11) of similar shape. Each O-ring (11) has an upper edge (12), a l...
A shock absorber with an easily adjustable spring compression pressure adjuster assembly provided for adjusting the spring compression pressure at different values using a thump knob provided between the top connecting means and the outer spring seat of the shock absorber.Figure 1. ...
ABSTRACT
Disclosed is a piston testing system (100) for a banded piston assembly (50) of a shock absorber. In order to validate the banded piston, working condition of the shock absorber is simulated in the piston testing system (100). The change of pressure, temperature and side load is carried out in a cyclic ord...
ABSTRACT
Disclosed is a spacer oil lock (10) for a vehicle shock absorber. The spacer oil lock (10) comprises of a bottom hollow cylindrical portion (4) and a top hollow cylindrical portion (2) secured on the bottom hollow cylindrical portion (4) by press fitting. The spacer oil lock (10) of the present invention a...
Disclosed is a system (50) and a method (100) for automatic adaptive damping in a shock absorber. A piezo sensory input of road load data is used to achieve an automatic adjustment of suspension settings for adaptive damping in active and semi-active suspensions. The piezo electric membrane (5) including a plurality...
Disclosed is a rear suspension (200) having a bump stop (110) integrated with the nut plate (120) of the upper mount of the rear suspension (200). The existing art provides a loose bump stop inserted between the damper and the nut plate. If in case, the bump stop is not inserted during assembly, it can cause a sever...
Disclosed is a shock absorber (100) with an adjustable compression damping assembly (30). Adjustment of compression damping depending upon the rider comfort requirement is not feasible in the normal shock absorbers. The adjustable compression damping assembly (30) of the present invention provides a means for adjust...
Abstract
ELECTRONIC PRELOAD ADJUSTER FOR SHOCK ABSORBER
The present invention provides an electronic preload adjuster system (100) for adjusting a mono shock or twin shock absorber of a two wheeled vehicle. It is a closed loop hydraulic actuated and electronically controlled system comprising a pressure reservoi...
ABSTRACT
SYSTEM FOR IDENTIFYING SPINNING DEFECT IN FINISHED SHOCK ABSORBER
The present invention provides a system (100) for identifying spinning defect in finished shock absorber (40). The system (100) comprises plurality of sensors (10) hammer (20) and DAQ (Digital Acquisition System) (30). The plurality of ...
ABSTRACT
BOLT CAP FOR FRONT SUSPENSION IN VEHICLE
The present invention provides a bolt cap (10) for a front suspension system (100) of a vehicle, for sealing the upper end of the front suspension tube. The bolt cap (10) comprising a lower portion configured with a cavity (10c) fitting inside the front suspension ...
SHOCK ABSORBER WITH CONTROLLED DAMPING FORCE
Abstract
A shock absorber with controlled damping force is provided with an inner tube, an outer tube and a piston assembly (50).The piston assembly consists of a piston (2), a slotted plate valve (10), a retainer valve (4) and piston oil. The slotted plate valve (10) i...
HEIGHT ADJUSTABLE SHOCK ABSORBER
Abstract
Disclosed is a height adjustable shock absorber (100).The height adjustable shock absorber (100) includes a height adjustment assembly (10) that helps to increase the seat height and clearance between wheel and mudguard without changing the spring pre-load and stroke.T...
Abstract
Disclosed is a mechanism for damping adjustment in shock absorber of a vehicle. The mechanism is configured within a piston rod (10) secured to a mounting means (50) of the shock absorber. The mechanism comprises a spool (40) integrated with a sealing pin (30) configured near to the mounting means (50) wit...
GENERATION OF ELECTRIC ENERGY WITH SHOCK ABSORBER
Abstract
Disclosed is a shock absorber (100) that generates electrical energy when vehicle passes through road undulation. The shock absorber (100) comprising a power generation unit (70) fixed between two bearings (50A, 50B) inside an inner tube (10). The power ...
OIL FILLING SYSTEM FOR SHOCK ABSORBER AND METHOD THEREOF
Abstract
Disclosed is an oil filling system (100) for a shock absorber (110) and a method thereof. The oil filling system (100) and the method of the present invention provide an automatic adjustment of oil filling with respect to change in pressure and ...
SYSTEM TO CONTROL DAMPING OF SHOCK ABSORBER AND METHOD THEREOF
Abstract
Disclosed are a system (100) to control damping of shock absorber and a method thereof. The system (100) comprises a selection module (60) that includes driving condition modes for a pair of front shock absorbers (110) and a pair of rear s...
ENERGY HARVESTING SYSTEM USING PIEZO ELECTRIC CELL ACTUATION
Abstract
Disclosed is a electric energy harvesting system (100) using piezoelectric actuation. A piezoelectric cell bank (50) is fixed between an unsprung mass and a sprung mass of a vehicle generating voltage due to vibrations in the vehicle due to roa...
ADJUSTABLE COMPRESSION DAMPING SYSTEM IN SHOCK ABSORBER
Present invention relates to an adjustable compression damping system (100) in a shock absorber having bottom knuckle bracket mounting and open ended cap mounting. The system (100) comprises of an outer tube (10), a spool (1), a stud (2), a pusher (3), a fee...
SUSPENSION SYSTEM FOR GENERATING ELECTRIC ENERGY
Disclosed is a suspension system (100) for generating the electric energy. The suspension system (100) comprises a first mounting bracket (10), a second mounting bracket (20), an inner tube (30), an outer tube (40), a generating motor (50) and a rack and pinion mec...
PISTON VALVE ASSEMBLY DISPENSER FOR SHOCK ABSORBER
Abstract
Disclosed is a piston valve assembly dispenser (100) for a shock absorber. The piston valve assembly dispenser (100) comprises a machine base, a rotory table, a pallet (21), a first station (24), a second station (25), a pair of spider robos (22), an ...
HIGH PRECISION FLOATING PISTON DAMPER
Present invention relates to shock absorbers in vehicles and more particularly, to a high precision floating piston damper (100). The damper tube (10) accommodates the bellow (11) and the floating piston (13) placed in between the first chamber (12) that is gas chamber and th...
MUD AND DUST RESISTANT SEALING ASSEMBLY IN SHOCK ABSORBER
Present invention generally relates to a sealing assembly for preventing mud and dust accumulation in a shock absorber, specifically on and near a piston rod (15) of the shock absorber. A mud and dust resistant sealing assembly (80) comprises a scraper rin...
SEALING ARRANGEMENT FOR PREVENTING MUD AND DUST ACCUMULATION IN SHOCK ABSORBER
Abstract
Disclosed is a sealing arrangement (80) for preventing mud and dust accumulation in a rear shock absorber (100). The sealing arrangement (80) comprises a dust seal (60) that avoids the mud entry into the rear shock absorber...
SYSTEM FOR AUTO ADJUSTMENT OF VEHICLE SUSPENSION
Abstract
The present invention provides a system (100) for auto adjustment of vehicle suspension (110). The system (100) comprises a central control unit (20) having a plurality of processing instructions for auto-adjusting the vehicle suspension in different drivin...
SYSTEM FOR MONITORING AUTOMOTIVE SUSPENSION
Abstract
Disclosed is a system (100) for evaluating health of a suspension of an automotive vehicle, comprising a sensor box (20) having an accelerometer (10) mounted therein, a controller (40) and an electronic computing device (50). For testing the suspension, the sen...
“SYSTEM FOR ADJUSTING DAMPING FORCE IN A FRONT FORK SUSPENSION”
ABSTRACT
Disclosed is a system (100) for adjusting damping force in a front fork suspension. A specially designed cartridge unit (20) housed within the inner tube (15) provides an optional oil path through a throttle vale (25) in which a throttle pin ...
OUTER SHELL OF SHOCK ABSORBER
The present invention relates to an outer shell (100) of the shock absorber and more particularly to a single piece integrated outer shell (100) of the shock absorber and method of manufacturing thereof. The shock absorber includes an inner tube (20) slidable into the outer shell (10...
LIGHT WEIGHTING FRONT FORK SYSTEM
Present invention relates to a front suspension system of automobiles and more particularly, materials used for constructing light weight front fork system (100). An outer tube (10) has an inner circular surface that is either press fitted or moulded along with glass filled engin...
CIRCLIP SINGLING DISPENSER FOR SUSPENSION ASSEMBLY
Abstract
Disclosed is a circlip dispenser (100) for dispensing a plurality of circlips (10) singly on a target object (16) of a suspension assembly (20). The dispenser (100) comprising a magazine (11) loaded with a plurality of circlips, an adapter (12), a locator...
NOISE ABSORBING MECHANISM FOR A SHOCK ABSORBER
ABSTRACT
Disclosed is a noise absorbing mechanism (100) for any type of shock absorber having a recoil spring. The mechanism (100) comprises a piston rod (20), a rod guide (21), a piston (30), a piston ring (31), a valve pack (40), a recoil spring (50), a retainer val...
Abstract
SEALING ARRANGEMENT FOR LEAK DETECTION
The present invention provides a sealing arrangement (50) for leak detection in a suspension system (100) of a vehicle. The sealing arrangement (50) comprises an air syringe (15), a flexible seal (25) and a locator (20). The air syringe (15) is capable of actuate...
LINKAGE SHOCK ABSORBER WITH POLY URETHANE FOR DAMPING
Abstract
Disclosed is a linkage shock absorber (100) constructed using at least two scissor linkage units (10) connected together using a centre bushes (25) and side bushes (35) for generating dampening effect required to the vehicle. This design does not requi...
SYSTEM FOR CONTROLLED VARIABLE DAMPING MECHANISM
Abstract
Disclosed is a system (50) for controlled variable damping mechanism for a vehicle. The system (50) comprises a servo motor (10), a flow control valve (20), an actuator (30), a non return valve, a pressure gauge (40) and a control unit. The system (50) ...
DAMPER SYSTEM WITH GAS FILLING ARRANGEMENT
Abstract
Disclosed is a damper system (100) having a common gas filling process, simple common design and a single oil seal design with minimum child parts. The system (100) overcomes the drawbacks of existing gas filled damper systems like requirement of multiple child ...
HYDRAULIC PRELOAD ADJUSTING DEVICE FOR REAR SHOCK ABSORBER
Abstract
Disclosed is a hydraulic preload adjusting device (100) for adjusting the suspension characteristics of a spring (102) of a shock absorber. The device (100) comprising an adjuster case (10) having an annular band-like body with a wall and a cylind...
FRONT FORK BOLT CAP WITH INTEGRATED SPRING PRELOAD AND DAMPING ADJUSTMENT
ABSTRACT
Disclosed is a front fork bolt cap with integrated spring preload and damping adjustment. The spring preload adjuster mechanism (100) comprises an adjuster screw (101) at its one end connected to a bolt cap (103) using a circlip (10...
ADJUSTABLE HIGH-VELOCITY BLOW-OFF VALVE ASSEMBLY FOR TELESCOPIC FRONT FORK
ABSTRACT
Disclosed is adjustable high-velocity blow-off valve assembly (100) for a telescopic front fork that gets actuated during low and high compression velocities. The assembly can be installed in the telescopic front fork as a retrofit...
HYDROPNEUMATIC FRONT FORK
ABSTRACT
Disclosed is a hydropneumatic front fork (100) for a two-wheeler with a single-rated air spring and a dual-rated air spring design. The hydropneumatic front fork (100) includes a telescopically connected inner tube (103) and an outer tube (114). The inner tube (103) is divide...
ABSTRACT
Title: A Valve Assembly for Shock Absorber System
Disclosed is a valve assembly for a shock absorber system. The valve assembly comprises a valve body configured to control fluid flow through it, a disc assembly that provides varying levels of resistance to movement and thereby regulate the flow of hydrau...
ABSTRACT
Title: A VALVE ASSEMBLY FOR HYDRAULIC SHOCK ABSORBER
Disclosed is a valve assembly for hydraulic shock absorbers for use in automobile suspension systems. This invention is applicable to mono, dual and multi tube constructions of shock absorbers and wherein hydraulic fluid preferably oil is used as dampin...
ABSTRACT
A DISC ASSEMBLY FOR HYDRAULIC SHOCK ABSORBER
Disclosed is a disc assembly for hydraulic shock absorbers for use in automobile shock absorber systems. This invention is applicable to mono, dual and multi tube constructions of shock absorbers and wherein hydraulic fluid preferably oil is used as damping me...
[Class : 12] Two Wheeled And
Three Wheeled Tyres; Pneumatic Tyres;
Remoulded Tyres; Re Treaded Tyres; Covers
For Tyres; Inner Tubes For Tyres For Vehicle
Wheels; Patches And Patching Material For
Inner Tubes
Renewal of trademark is due. Renewal request in prescribed form is to be filed by the applicant.