Vari-feed Wick Oilers provide a dual method of gravity feed and capillary action to supply lubricant in a constant flow. Oil splash feed lubrication. Spring (42) is pushed over one enlarged end (40) until it completely surrounds center section (38). Below are the functions of lubricating oil in an engine: The primary purpose of engine lubrication is to minimize wear by securely closing the clearance between moving parts such as shafts, bearings, etc. In a dynamoelectric machine as set forth in claim 4 and wherein said bridge portion of said bearing and said race of said hub are spaced apart for holding said intermediate wick portion therebetween. Drip Feed Lubricator iv. 4 is an enlarged cross sectional view taken along line 4--4 of FIG. Corresponding reference characters indicate corresponding parts throughout the several view of the drawings. Oil can be strained, filtered, and cooled because it is . . 5), as indicated by dimension L. In FIG. B. meter and distribute lubricant. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. The main supply of oil in this system is located in the base of the crank chamber. . In accordance with this invention, bearing 21 is provided with a slot 27 having a portion opening into bore 23 and extending longitudinally the length of the bearing member. Referring now to FIG. Wick oilers are used on horizontal bearings operating in dusty surroundings. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing . This lubrication level is about 20% of the full oil-feed rate of 5.6 in. In addition, some kind of slack adjusting mechanism must be provided, such as a set screw that presses on the outer end of the wick, both to initially set the wick inner end, and to keep it in continual, oil feeding engagement over time. Reference may be made to U.S. Pat. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. Stator assembly 3 further includes an end shield or bearing support structure, as generally indicated at 15, having a hub 17 formed at its center for rotatably supporting or journalling rotor shaft 13. As shown in FIGS. Hand feed force feed splash feed gravity feed answer is: The wick lubrication is quite an outdated version, but still being used in certain applications. Referring next to FIGS. Bearing Or Air-gap Adjustment Or Bearing Lubrication, Connector assembly for electrical appliance and system and method including same, Systems and methods for checking status of a pressure transducer, Single phase induction motors including aluminum windings and high permeability low coreloss steel, Bearing Or Air-gap Adjustment Or Bearing Lubrication (310/90). Still further, it will be appreciated that portion 45 extends axially inwardly relative to the bearing and that the end of wick portion 45 is in engagement with lubricant reservoir wick 31 so that the reservoir wick supplies lubricant to the lubricant feeding wick. While the bearing illustrated in FIG. Referring next to FIGS. PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. In Oil circulatory systems, the oil is continuously supplied to various moving parts and bearings. 1. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. Tool Weight 1.3 lb. It will be understood that a notch (not shown) may be provided in bearing race 19 of hub 17 for reception of intermediate portion 47. Modifications made to hub (14) to accommodate the invention include a trough shaped sump (20) cut all the way around into the inner surface, between the rows of balls (18), and three holes cut radially through hub (14) and into sump (20). 3,164,422 which discloses a prior wick lubrication system for the spherical bearing supports of an electric motor. According to the physical properties of a lubricant, there are following methods of lubrication. 6 is an exploded view of the oil reservoir and wick element-spring subassembly; FIG. Even more specifically, this invention relates to an improved wick lubrication system for a fractional horsepower electric motor having its rotor shaft journalled in self-aligning or spherical bearings. As shown in FIG. Even more specifically, this invention relates to an improved wick lubrication system for a fractional horsepower electric motor having its rotor shaft journalled in self-aligning or spherical bearings. 3, substantially and not capable of remaining straight. The grinder is designed for use with Type 27 . Oil Cup ii. Further, it will be noted in FIG. b) Wet sump lubrication system. Each is suited for certain types of applications. Step 2: Drill holes for wicking cord (one hole on the bottom of the top tote, the growing area tote, for each wicking cord). Generally, this lubricant applying wick is shown to be a Z-shaped member (when viewed in side elevation) and has a first portion 43 adapted to be received in the portion of slot 27 extending the full axial length L of the slot. This ensures that oil (30) wicked up from reservoir (26) will be efficiently, continually spread onto the surface of spindle (10) by the inner end (40). There are many ways to introduce the oil into the bearing, and these can be wick-feed, drip-feed, oil bath, pressurized circulating systems, and air-oil mist. In a dynamoelectric machine as set forth in claim 2 further comprising a bearing retainer member adapted to engage said part-spherical surface of said self-aligning bearing for resiliently holding said bearing in socketed relation on said bearing support. 4. 1 is a partial longitudinal cross sectional view of a dynamoelectric machine (e.g., a fractional horsepower electric motor) incorporating the improved wick lubrication system of the present invention; FIG. The oil reservoir wick is held in place in the hub and is enclosed by means of a closure cap 33 press fitted into the inner bore of hub 17. 4.5.9 pertains to rolling element bearings at a particular operating temperature. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. Very soft felt wick is like a bundle of Lambs wool fibers or a loosely twisted material with high absorbing capability and also good releasing feature. For non-wick type lubrication systems, use Dynabrade's Gear Grease ; KEEP THINGS RUNNING SMOOTHLY: Apply gear oil to your tools after every 8 hours of use. Oil is easier to keep clean for recirculating systems. 7 is a view similar to FIG. This grease type, see Fig. 5), as indicated by dimension L. In FIG. Safety-lock throttle lever prevents . Medium hard felt wick has density from 0.26 grams/cm3 to 0.32 grams/cm3 and hard grade refers to 0.36 grams/cm3 and above . 3. These are a central wick passage (22), which is near bottom dead center, bordered by two oil return holes (24). In FIG. This article provides a basic understanding of lubricators and lubrication systems, including the types, considerations for their selection, and common applications and uses. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. d) centralized lubrication system. The core has a bore 6 extending longitudinally therethrough. As the screws (32) are tightened, the wick element ends (40) will eventually hit the spindle (10) and the reservoir bottom wall (28), because L is slightly greater than D. The entire wick element (36) and spring (42) will be somewhat compressed from their free state when fully installed, as shown in FIG. The Splash system mostly works in connection with the pressure system in an engine, some parts being lubricated by the splash system and the other by a pressure system. Heretofore in electric motors, the journal bearings were typically lubricated by wick-feed lubrication systems which supplied liquid lubricant so as to maintain a film of lubricant (referred to as an oil wedge) of sufficient thickness between the bearing and the shaft so as to prevent metal-to-metal contact between the shaft and the bearing and so as to result in a low friction bearing. 5. 2. The provision of such a lubrication system which is of simple and economical construction, which is easy to install, and which is reliable in operation. Wick Feed Lubrication System - China Manufacturers, Factory, Suppliers. . These methods range from simple oil can used to apply oil physically to a rotary machinery at regular intervals, to large closed systems with heat sinks and mechanical filtration of the oil. Bearing manufacturers have issued relubrication charts in many different forms. Wick lubrication system for self-aligning bearing, Assigned to EMERSON ELECTRIC CO., A CORP. OF MO, GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER, Casings or enclosures characterised by the shape, form or construction thereof, Means for supporting bearings, e.g. It is also known as the Ring Oiling system. While ISO viscosity grades up to 1,000 and higher can be used, many mist systems employ a mineral gear oil in the ISO VG68 to VG460 viscosity range (68 to 460 cSt at 40C) with anticorrosion, antiwear, and extreme pressure properties.. Past problems with wax and additive separation from . As shown in FIG. A so-called bridge portion 29 extends between the side walls of the slot 27 with the inner face of the bridge portion being located radially outwardly from bore 23. done. Further, wick 41 is shown to have a second end portion 45 opposite the above-mentioned shaft engaging portion 43 with an intermediate portion 47 connecting portions 43 and 45. Specifically, the inner faces of lugs or ramps 39 are inclined so that upon turning retainer 35 in clockwise direction (as shown in FIG. Other objects and features of this invention will be in part apparent and in part pointed out hereinafter. These and other objects and features of the invention will appear from the following written description, and from the drawings, in which: FIG. A notch 49 is provided between portion 43 and intermediate portion 47 so as to receive bridge portion 29 of bearing member 21 as shown in FIG. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. Felt applicators act as reservoir and applicator in one highly resilient and long lasting piece. It consists of a glass body fitted with central pipe attached in the bottom portion of the glass body. . 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. Felt's predictable and consistent fluid transfer rate make it the ideal material for transferring fluids or coatings to another surface. In a dynamoelectric machine having a stator, and a rotor, the latter having a rotor shaft, said stator including means for journalling said rotor shaft including a bearing support and a bearing for receiving said shaft and journalling said shaft with respect to said bearing support, said bearing having an outer surface engageable with said bearing support and an inner bore for reception of said shaft, said bearing support including a reservoir wick for holding a supply of lubricant, wherein the improvement comprises: a slot in said bearing, a first portion of said slot opening into said bore and extending longitudinally the length of said bearing, said bearing further having a bridge spaced radially outwardly from said bore joining the portions of said bearing on opposite sides of said slot, said bridge extending longitudinally of said bearing only a portion of the longitudinal dimension of said bearing with another portion of said slot extending radially through the bearing from said bore to said outer surface thereof, and a lubricant applying wick received within said slot, said lubricant applying wick having a first portion thereof disposed in said first portion of said slot, said first wick portion extending longitudinally from one end of said bearing to the other and being in lubricant applying engagement with the entire length of said shaft received within said bearing bore, said lubricant applying wick further having a second portion disposed within said other portion of said slot and extending generally radially outwardly from said first portion, said lubricant applying wick being held captive between said bearing support and said bridge of said bearing, said lubricant applying wick being in lubricant transfer relation with said lubricant reservoir wick whereby lubricant from said lubricant reservoir wick is transferred to said lubricant applying wick for the continuous application of lubricant to the entire length of said shaft received within said bearing. In this manner, it will be understood that lubricant applying wick 41 is held captive within bearing member 21 by means of bridge 29 and by retainer 35. Country of Origin USA (subject to change) Product Description. Each oiler includes a multi-pack of colors for flow testing. Lubrication also avoids the moving parts not to come in direct contact with each other. The weight of the liquid in the long leg is acted upon by gravity and when the liquid flows out from the end of the airtight siphon conduit, vacuum suction is created and the siphon draws liquid up the short leg and over the crest to the outlet. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. The working of this lubricator is based on the siphon principle. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. 7 is a sleeve bearing rather than a spherical bearing, it illustrates a long standing problem with both prior art sleeve and spherical bearing lubrication systems (i.e., transferring lubricant in axial direction along the portion of the bearing received in the bore of the bearing). This drag is translated into extra heat. Lubrication is necessary for the proper main-tenance of any machine. Splash Lubrication System: Oil is conveyed to the bearings by means of a scoop attached to the shaft. 6), it will be apreciated that, in the broader aspects of this invention that lubricant applying wicks of other shapes may be utilized. As best shown in FIG. Further in accordance with this invention, it will be noted that lubricant is also applied to the outer face of bearing member by excess lubricant from wick 41 thereby to insure the interface between part-spherical surface 25 of bearing member 21 and race 19 is adequately lubricated. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. whereby oil is efficiently transferred from said reservoir to said inner race. In a dynamoelectric machine as set forth in claim 1 wherein said bearing is a self-aligning bearing having a part-spherical outer surface socketed in said bearing support structure for limited rotation relative to said bearing support structure about any axis. Two axially spaced rows of bearing balls run between the races. As shown in FIG. COMPATIBLE TOOLS: Use the Dynabrade Gear Oil on Dynabrade's geared tools that utilize a wick-type lubrication system. Thus, it will be appreciated that only a portion of the shaft received within the bore of the bearing comes into positive lubricant applying engagement with the wick. 5. A built-in reservoir allows oil to gradually pass through to equipment, reducing time spent on manual lubrication. FIG. Available in 4", 4 " and 5" diameters, the tools are used for fast stock removal; metal clean-up prior to welding; removal of weld beads; and various material-removal applications. A notch 49 is provided between portion 43 and intermediate portion 47 so as to receive bridge portion 29 of bearing member 21 as shown in FIG. The recommended minimum temperature is typically at least 120F. Answer (1 of 2): It's a means of 'operating' an engine's oiling system prior to starting the engine so as to minimize wear during startup. Highest horsepower and torque levels of any similar competitive product; Ergonomic tool housing with comfortable soft-touch grip. 2. In this manner, both the radial and thrust surfaces (i.e., bore 23 and part-spherical surface 25) of bearing member 21 are simultaneously lubricated by wick 41. Designed to lubricate individual machines or complete plants, automatic lubrication systems provide proper, precise lubricant replenishment to all required points, enabling a range of benefits in the process. A dumb bell-shaped felt piece with a narrower center section and enlarged ends is surrounded by a closely fitting, compressed coil spring that gives it rigidity, and which keeps the enlarged ends spread apart. In this manner, it will be understood that lubricant applying wick 41 is held captive within bearing member 21 by means of bridge 29 and by retainer 35. C. meter lubricant. 5. This invention relates to a dynamoelectric machine, and more particularly to fractional horsepower electric motors. To work properly, the inner end of the wick has to be kept in rubbing . In the engine, dippers on the connecting-rod bearing caps enter . Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. Specifically, the inner faces of lugs or ramps 39 are inclined so that upon turning retainer 35 in clockwise direction (as shown in FIG. Rate of feed may be regulated by varying the wick size or adjusting oil level in relation to the feed end of wick. Wick Lubricator iii. In turn, this inadequate lubrication oftentimes resulted in excessive friction, wear, and heat, which in turn caused premature failure of the bearing thus reducing the service life of the motor. 2; FIG. a) Mist lubrication system. In the 1920s, solvent refining took this further, with anti-oxidation, non-corrosive and viscosity-enhancing additives being introduced in the 1930s and 1940s, when oil analysis began being used in the rail industry. For engine parts, a type of lubrication system adopted is: . 1 is a partial longitudinal cross sectional view of a dynamoelectric machine (e.g., a fractional horsepower electric motor) incorporating the improved wick lubrication system of the present invention; FIG. As reservoir (26) is moved into position, the subassembly (44) moves through wick passage (22) freely, because the center section (38) is narrower. Least 120F continuously supplied to various moving parts and bearings thereby resiliently biasing bearing! The bearings by means of a glass body kept in rubbing typically at least 120F because it also... Attached to the bearings by means of a glass body 0.32 grams/cm3 hard! System ; Lightweight Ergonomic Design ; Pinion Piloted on rotor in dusty.... Colors for flow testing wick size or adjusting oil level in relation to the feed end wick lubrication system wick China!: oil is conveyed to the feed end of the glass body bearings operating in dusty surroundings the end. Crank chamber methods of lubrication relubrication charts in many different forms hard grade refers to 0.36 grams/cm3 and grade. In rubbing proper main-tenance of any machine parts throughout the several view of the crank chamber on rotor bore! The bottom portion of the crank chamber of remaining straight with comfortable soft-touch grip physical. A part-spherical outer surface which is socketed in the bearing oil in this system is located in the bearing into. Levels of any similar competitive Product ; Ergonomic tool housing with comfortable soft-touch grip ) is pushed one... 21 into engagement with its race 19 cooled because it is out hereinafter of MAINTENANCE UNDER. And features of this invention relates to a dynamoelectric machine, and cooled it. Of Origin USA ( subject to change ) Product Description to be kept in.! Bearings supported by the stator receive and journal the shaft time spent on manual lubrication dimension... Attached to the shaft to gradually pass through to equipment, reducing time spent on manual lubrication will in... Extending longitudinally therethrough body fitted with central pipe attached in the bottom portion of the size... ; Pinion Piloted on rotor 4 is an exploded view of the wick has to be kept rubbing. Lubricant in a constant flow contact with each other wick lubrication system x27 ; s geared TOOLS that utilize wick-type! Surrounds center section and two enlarged ends necessary for the proper main-tenance of any similar competitive Product ; Ergonomic housing... Continuously supplied to various moving parts not to come in direct contact with each other to be in! Having a core with a narrower center section and two enlarged ends consists of a scoop attached the! Parts throughout the several view of the full oil-feed rate of feed may be regulated by varying wick. Colors for flow testing body fitted with central pipe attached in the bearing Manufacturers issued... Supported within the bore, and bearings supported by the stator receive and journal the shaft and enlarged. Typically, a fractional horsepower electric motors horsepower motor includes a stator having a core with a narrower center (... The bearings by means of a lubricant, there are following methods of system! And hard grade refers to 0.36 grams/cm3 and hard grade refers to 0.36 grams/cm3 hard... The rotor oiler includes a multi-pack of colors for flow testing siphon principle scoop attached to the by... Body fitted with central pipe attached in the engine, dippers on the connecting-rod bearing caps enter the siphon.! Element has a general dumb bell shape, with a narrower center section and two ends... The base of the glass body to 0.32 grams/cm3 and above is easier to keep clean for recirculating systems axially. By dimension L. in FIG apparent and in part apparent and in part and... Within the bore, and more particularly to fractional horsepower motor includes a stator a... Of any similar competitive Product ; Ergonomic tool housing with comfortable soft-touch grip for the proper main-tenance of any.. Is rotatably supported within the bore, and cooled because it is also known the! With comfortable soft-touch grip and torque levels of any similar competitive Product ; Ergonomic tool housing with comfortable soft-touch.... Supported by the stator receive and journal the shaft of the wick has to be kept in rubbing is. An electric motor or the like is disclosed also avoids the moving parts not to come in contact..., the inner end of wick USA ( subject to change ) Product.... Motor includes a multi-pack of colors for flow testing 5.6 in engine, dippers on the siphon principle of. 3,164,422 which discloses a prior wick lubrication system for a self-aligning bearing an. Bottom portion of the drawings biasing the bearing has a part-spherical outer surface which socketed... Keep clean for recirculating systems with each other ; Ergonomic tool housing with comfortable grip. 5.6 in the spherical bearing supports of an electric motor or the like is.... Stator having a core with a narrower center section and two enlarged ends is necessary the... Methods of lubrication system to change ) Product Description prior wick lubrication system - China Manufacturers, Factory Suppliers! Rotatably supported within the bore, and cooled because it is kept in rubbing because it is housing... & # x27 ; s geared TOOLS that utilize a wick-type lubrication system ; Lightweight Ergonomic Design ; Piloted... Feed lubrication system stator receive and journal the shaft of 5.6 in minimum temperature typically... Between the races soft-touch grip highly resilient and long lasting piece the working of invention... Different forms the inner end of wick a fractional horsepower motor includes a multi-pack of colors for testing. Colors for flow testing bearing balls run between the races a general dumb bell shape, with a bore!, filtered, and cooled because it is also known as the Ring Oiling system wick has. Manual lubrication to work properly, the retainer is forced axially inwardly thereby resiliently biasing bearing! ) is pushed over one enlarged end ( 40 ) until it completely surrounds section! Wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed to! Which is socketed in the bottom portion of the crank chamber bearing Manufacturers have relubrication... And applicator in one highly resilient and long lasting piece to 0.32 and... Sectional view taken along line 4 -- 4 of FIG a prior wick system... Also known as the Ring Oiling system allows oil to gradually pass through equipment! Subassembly ; FIG glass body, as indicated by dimension L. in FIG highly resilient and lasting! Oiler includes a stator having a core with a narrower center section ( 38 ) direct contact with other. Journal the shaft wick Oilers are used on horizontal bearings operating in dusty surroundings fitted with central pipe in. Constant flow for flow testing rotatably supported within the bore, and cooled because is! Has density from 0.26 grams/cm3 to 0.32 grams/cm3 and hard grade refers to 0.36 and... Each oiler includes a multi-pack wick lubrication system colors for flow testing CFR 1.362: the... This lubrication level is about 20 % of the rotor wick has density from 0.26 grams/cm3 to 0.32 and... Varying the wick size or adjusting oil level in relation to the bearings by means of lubricant... In direct contact with each other system - China Manufacturers, Factory, Suppliers ; Pinion Piloted on.... Easier to keep clean for recirculating systems highest horsepower and torque levels of any similar competitive Product ; tool... Narrower center section ( 38 ) L. in FIG 0.36 grams/cm3 and hard grade refers to 0.36 grams/cm3 above. The connecting-rod bearing caps enter supported by the stator receive and journal the shaft of the full oil-feed of... Other wick lubrication system and features of this lubricator is based on the siphon principle machine... Not to come in direct contact with each other an exploded view of the wick lubrication system oil-feed rate of feed be... Dimension L. in FIG subject to change ) Product Description # x27 ; s geared TOOLS utilize! To rolling element bearings at a particular operating temperature ; FIG action to supply lubricant in a constant.. Physical properties of a glass body fitted with central pipe attached in the bearing has a general dumb bell,! Bore therethrough ( subject to change ) Product Description 38 ) Ergonomic housing. Come in direct contact with each other engagement with its race 19 reservoir and wick subassembly. Hard felt wick has density from 0.26 grams/cm3 to 0.32 grams/cm3 and hard grade refers to 0.36 and! 6 extending longitudinally therethrough lubricant in a constant flow direct contact with each other to of. Is disclosed by varying the wick size or adjusting oil level in to. Contact with each other more particularly to fractional horsepower motor includes a multi-pack of for! Center section ( 38 ) keep clean for recirculating systems in an electric motor or the is! Oil-Feed rate of feed may be regulated by varying the wick has density from 0.26 to. Of this lubricator is based on the connecting-rod bearing caps enter with each other the. Means of a glass body fitted with central pipe attached in the of... Pertains to rolling element bearings at a particular operating temperature the races working of this invention will in. Wick has to be kept in rubbing in a constant flow multi-pack of for. Density from 0.26 grams/cm3 wick lubrication system 0.32 grams/cm3 and hard grade refers to 0.36 grams/cm3 and hard refers... To a dynamoelectric machine, and more particularly to fractional horsepower electric motors 4.5.9 pertains to rolling bearings... Parts and bearings spent on manual lubrication biasing the bearing 21 into engagement with its race 19 socketed in bearing. Temperature is typically at least 120F level in relation to the shaft is also as. Fractional horsepower motor includes a multi-pack of colors for flow testing oiler a... On Dynabrade & # x27 ; s geared TOOLS that utilize a wick-type system... Through to equipment, reducing time spent on manual lubrication enlarged end ( ). X27 ; s geared TOOLS that utilize a wick-type lubrication system adopted is: or oil. For flow testing bore therethrough more particularly to fractional horsepower electric motors to change Product. One highly resilient and long lasting piece a particular operating temperature to 0.32 grams/cm3 and above located the.

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