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Lovejoy's extensive catalogue comprises rubber suspensions, coupling hubs, V-belt pulleys, sprockets, coupling spiders, universal joints, shaft locking devices and variable speed drives. Lovejoy couplings are designed to transmit torque and rotation between two shafts for accommodating shaft misalignment. These couplings dampen shock and vibrations to prevent damage to components. Lovejoy couplings feature two hubs and an insert (known as a spider) that fits between the hubs. Spiders offer high load capacity while maintaining a damping effect on vibration and thermal conductivity. We offer an entire catalogue of Lovejoy couplings, including QUICK FLEX, curved jaw, jaw in shear, S-Flex Endurance, HercuFlex gear, torsional and disc style couplings. The brand's hydraulic reservoirs are designed for storing excess hydraulic fluid during agricultural & chemical processing applications. They feature cast aluminium construction with steel mesh & cover for durability & protection against contaminants. They have Buna-N gaskets for a leak-tight seal and aluminium finish for complete protection against abrasive fluids, chemicals & harsh industrial environments.
Lovejoy coupling spiders are useful where shafts and driven equipment need to be kept partitioned by a standard gap. These fail-safe Lovejoy spiders are used with L-type keyway hubs to prevent relative movement or extremely close (near touching) shaft separation, making them resistant to dirt, sand, oil, moisture & grease. These closed-centre units have a robust design and are desirable for high-speed applications. Lovejoy coupling hubs are available in various shaft connection options, such as keyway / set screw style, clamp style and an integrated shrink disc style on Raptor Supplies.
Jaw Coupling Hubs (1173 Products) Lovejoy jaw coupling hubs are designed to prevent parallel and angular shaft misalignment.? These Lovejoy couplings do not need greasing and are ideal for use in light, medium & heavy duty electrical motor applications. These Lovejoy couplings can operate even if an elastomeric spider fails.
Motion Control Couplings (341 Products) Lovejoy motion control couplings are available in various types - beam, oldham, mini-jaw, bellows, mini-soft, mini-misc & curved jaw. Bellows, beam and mini disc couplings feature single piece construction whereas GS curved jaw, oldham, mini soft, and mini jaw Lovejoy couplings have three piece construction.
Universal Joints (221 Products) Universal joints are available in a wide range of solid and bored D, DD & NB types. These joints are used to transfer rotary motion from one linked shaft to another. They are ideal for applications requiring diverse angles of misalignment and rotational speeds.
Reservoir Accessories (43 Products) Includes jaw-in-shear rings, spacer assemblies, C-type cushions, leg kits, seal kits and tank lid kits in different dimensions for efficient fluid power transmission applications
Hydraulic Reservoir Tanks (18 Products) Lightweight and stackable reservoir tanks featuring a flexible design and aluminium construction. Have high heat dissipation and do not require painting or priming
Jaw Coupling Spiders (148 Products) Lovejoy jaw coupling spiders are engineered to transfer torque and rotation from one shaft to another. These Lovejoy couplings can accommodate misaligned shafts, and secure them from damage due to damping & vibrations. Lovejoy spider couplings are available in L, AL and LC types, as well as bronze, Hytrel, polyurethane, SOX (NBR), rubber and stainless steel construction variants.
Coupling Inserts (124 Products) Lovejoy flex coupling inserts are mechanical devices with metal hubs and a flexible polyurethane shaft coupling insert. These Lovejoy couplings attach two inflexible rotating shafts and transfer power between the shafts while accommodating misalignment. These couplings are suitable for use in pumps, compressor fans, electric motors and blowers.
Idler Sprockets (20 Products) Idler sprockets are suitable for applications in conveyors & chains, for carrying or guiding them around a bend / in a straight line / 360 degrees, while maintaining tension. They feature hardened tooth tips and bearings in the centre for preventing excessive wear & vibration, and ensuring smooth rotation.
Tapered and QD Bushings (18 Products) The brand's tapered and QD bushings are used with pulleys, sprockets and sheaves to secure shafts in place and reduce vibration of hubs and shafts. These units feature split hubs and tapers for secure compression fit mounting, without set screws. They are equipped with a keyway for safe attachment to shafts.
Shaft Collars (89 Products) Shaft collars are used to control the travel range along a shaft, by motor bases, machine tools and similar items. These precision-machined collars provide strength, in addition to quick & easy installation. They are available in solid, one and two piece split shaft collar variants.
Flex Coupling Hubs (97 Products) Lovejoy flex coupling hubs are designed to decrease vibrations and manage shocks. These Lovejoy couplings offer easy installation and are virtually maintenance free since they do not require lubrication. The main function of these flex coupling hubs is to mitigate impact loads and prevent deformation.
Spline Shafts and Couplings (60 Products) Spline shafts are specially designed for transmitting a high amount of torque while preventing misalignment due to high temperatures or space limitations.
Gear Coupling Accessories (205 Products) Gear couplings connect both driving and driven shafts in mechanical power transmission assemblies. The brand offers accessory kits, gear couplings, gear coupling covers and gear coupling hubs. Lovejoy gear couplings come equipped with O-rings & gaskets to prevent lubricant leakage.
Flange Coupling Accessories (223 Products) Lovejoy coupling accessories are designed for use with Lovejoy flanged gear coupling types (F, FFR, FRR, FA, FL, etc). These Lovejoy flange coupling accessories comprise gaskets and bolts to attach the two flanges of a flanged gear coupling together. Lovejoy flange couplings can accommodate angular, parallel & axial misalignment and feature O-ring seals for added safety.
Grid Coupling (87 Products) Lovejoy grid couplings help decrease vibration by 30% with cushion shock loads, to protect driving and driven equipment. These Lovejoy couplings are manufactured using high tensile alloy steel, with grid springs carefully shaped and hardened under controlled conditions.
Chain and Belt Tensioners (56 Products) Lovejoy chain & belt tensioners extend chain and belt durability while reducing wear on shaft and drive bearings. These units are made of elastomeric components for shock and vibration absorption. They are equipped with a self adjusting mechanism that eliminates the need for periodic adjustments.
Idler Sheaves (27 Products) Lovejoy sheaves are designed for inside tensioning of V-belts. These sheaves are permanently lubricated & supported in ball bearings for a long life. They feature steel construction for structural rigidity and resisting corrosion on exposed surfaces.
V-Belt Pulleys (173 Products) The brand's V-belt pulleys are designed for transmitting power between two parallel axles using a V-belt and a mechanical linkage having a trapezoidal cross-section. These units provide high-speed power transmission while resisting slippage and misalignment. They feature multiple grooves around the circumference for accommodating multiple belt drives.
Rigid Couplings (8 Products) Lovejoy rigid couplings are suitable for light to medium duty applications, for joining two shafts that are precisely aligned. They offer fixed union, without providing flexibility to the shafts. These Lovejoy couplings have one piece construction, with two set screws to fix the shaft in place.
Universal Joint Boots (1 Products) Lovejoy universal joint boots are used to prevent the entry of dirt & contaminants into universal joints. Both upper & lower boot types of these universal joint boots can be installed quickly using proper lubrication, in order to enhance the durability of universal joints.
Flange Coupling Kit (1 Products) Lovejoy F type couplings consist of two flex hubs, two sleeves and one accessory kit. Angular misalignment of 3 degrees is allowed (1.5 degrees per gear mesh) for these F type couplings. They are designed to protect equipment from shock loads, vibrations and misalignments.
Sprockets (3 Products) RunRight safety sockets are designed for positioning and locking tensioners in place. These safety sockets can also adjust the tensioner angle. They have steel construction for structural rigidity and durability.
Lovejoy's extensive catalogue comprises rubber suspensions, coupling hubs, V-belt pulleys, sprockets, coupling spiders, universal joints, shaft locking devices and variable speed drives. Lovejoy couplings are designed to transmit torque and rotation between two shafts for accommodating shaft misalignment. These couplings dampen shock and vibrations to prevent damage to components. Lovejoy couplings feature two hubs and an insert (known as a spider) that fits between the hubs. Spiders offer high load capacity while maintaining a damping effect on vibration and thermal conductivity. We offer an entire catalogue of Lovejoy couplings, including QUICK FLEX, curved jaw, jaw in shear, S-Flex Endurance, HercuFlex gear, torsional and disc style couplings. The brand's hydraulic reservoirs are designed for storing excess hydraulic fluid during agricultural & chemical processing applications. They feature cast aluminium construction with steel mesh & cover for durability & protection against contaminants. They have Buna-N gaskets for a leak-tight seal and aluminium finish for complete protection against abrasive fluids, chemicals & harsh industrial environments.
Lovejoy coupling spiders are useful where shafts and driven equipment need to be kept partitioned by a standard gap. These fail-safe Lovejoy spiders are used with L-type keyway hubs to prevent relative movement or extremely close (near touching) shaft separation, making them resistant to dirt, sand, oil, moisture & grease. These closed-centre units have a robust design and are desirable for high-speed applications. Lovejoy coupling hubs are available in various shaft connection options, such as keyway / set screw style, clamp style and an integrated shrink disc style on Raptor Supplies.
With QUICK FLEX couplings, you can significantly reduce maintenance, downtime and total cost of ownership for couplings. These Lovejoy couplings can transmit more torque than gears, grids or elastomeric couplings. Unlike rotating equipment, they are easy to install, do not require oil, and last long ... . These Lovejoy couplings offer up to 2 degrees of misalignment, can be replaced in minutes, and allow the user to replace inserts in seconds.
S-FLEX ENDURANCE couplings are designed to transmit uniform loads, absorb shock, dampen vibration, and accommodate misalignments up to 1 degree. They have a three sleeve design and are made from high quality EPDM, enabling these couplings to adapt to conditions such as extreme shock loads or high vi ... bration. These Lovejoy couplings offer combinations of flanges and sleeves that can be assembled to suit different applications.
HERCUFLEX gear couplings are designed using the latest Finite Element Analysis (FEA) technology. These couplings are equipped with unequalled bore sizes, ranging from 7/16 to 44 inches, and torque capacity up to 54000000 inch-lb. These Lovejoy couplings are designed with a unique seal that makes the ... m contamination resistant. They offer 1.5 degrees of misalignment per gear mesh. These Lovejoy couplings implement the standard AGMA flange interface that offers field interchangeability.
RunRight rubber suspension units are designed for applications that require torsional springs, with operating angles between +/-30 degrees. These Lovejoy couplings are manufactured with Tensys 10 elastic inserts having a high content of natural rubber, to offer high chemical resistance, shape reten ... tion, a limited amount of deformation, high mechanical load capabilities and limited hardening of the inserts. They can be used at temperatures ranging from -40 to 180 degrees Fahrenheit.
A Lovejoy coupling is user-assembled by combining two coupling hubs and one spider. Users should use safety equipment, tightening tools and dial indicators for ensuring correct installation, efficient operation & user safety. Hubs & spiders of the same series should be used together and should have the necessary parameters according to Lovejoy's installation / operating manual.
For example, if users want to build & install a CJ Series coupling, they can follow the steps given below:
...
Lovejoy spiders are colour coded on the basis of shore hardness, torque capacity and material. Each shore hardness level of a Lovejoy coupling spider corresponds to separate torque capacity, damping and chemical resistance, ideal for different applications.
Following is the colour coded table of CJ Series spiders based on their shore hard ... ness specification:
A. The Timken Company (a world leader in tapered roller bearings) owns Lovejoy Inc., which is a leading manufacturer of industrial couplings and universal joints.
A. Lovejoy Inc. is headquartered at Downers Grove, Illinois, USA.Their manufacturing operations in the USA are undertaken at plants in Downers Grove, Illinois and South Haven, Michigan.
A. Selected models of Lovejoy couplings have a keyway - a slot cut out from the mating part of the couplings. These slots fit in the keys attached to shafts or other mated tools. The use of keys leads to improved torque & slippage prevention. It also results in reduced losses due to vibration & backlash (degree of free movement between two rotating, mating parts).
A.
A. Grid style couplings are used for a wide variety of mining & industrial applications, but they can cause lots of hassle & downtime. These grid couplings require frequent lubrication and maintenance to prevent wear & tear. They are hard to remove from shafts, for maintenance or replacement. They also cause lubricant leakage, which can cause accidents or injuries. Disc couplings, on the other hand, do not need lubrication and can handle the desired torque & misalignment requirements, all while being resistant to harsh environments. These disc couplings also can be maintained, inspected & replaced easily, as they have no wearable parts.
A. Lovejoy couplings are certified to AGMA (American Gear Manufacturers Association), API (American Petroleum Institute) and ANSI (American National Standards Institute) standards. Lovejoy Inc. is also ISO 9001:2015 certified for maintaining superior quality while manufacturing couplings.
A. Lovejoy couplings provide vibration damping, shock absorption, misalignment tolerance and ease of installation.
A. Choosing the right coupling depends on factors like the type of machinery, torque requirements, shaft sizes, misalignment and environmental conditions.
A. Yes, Lovejoy clamp-style couplings are suitable for electric motors. They protect shaft support bearings against the destructive thrust and radial load due to axial motion and misalignment, respectively.
A. Lovejoy couplings provide vibration damping, shock absorption, misalignment tolerance and ease of installation.
A. Choosing the right coupling depends on factors like the type of machinery, torque requirements, shaft sizes, misalignment and environmental conditions.
A. Yes, Lovejoy clamp-style couplings are suitable for electric motors. They protect shaft support bearings against the destructive thrust and radial load due to axial motion and misalignment, respectively.
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