UNSPSC 27131511. 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). 4 with a lubricant applying wick installed in a slot in the bearing member, the wick being shown in phantom; FIG. Gravity Feed i. Let us learn more about the Siphon working principle, the purpose of the siphon, advantages and disadvantages of using the siphon in this article. Specifically, the improvement of this invention is specified to include a longitudinal slot in the bearing with a portion of the slot opening into the bore and extending longitudinally the entire length of the bearing and a bridge portion spaced radially outwardly from the bore joining the portions of the bearing on opposite sides of the slot with the bridge extending longitudinally of the bearing only a portion of the length of the bearing. Corresponding reference characters indicate corresponding parts throughout the several view of the drawings. 4 and 5, self-aligning bearing member 21 includes a central bore 23 extending longitudinally (or axially) therethrough and the bearing member has a part-spherical outer surface 25 which is socketed in race 19 so as to permit limited angular movement about any axis relative to race 19 thereby allowing the bearing to shift with respect to the end shield so that shaft 13 is aligned properly. 5, bridge 29 is located at one end of the slot whereby another portion of slot 27 extends radially outwardly from bore 23 to the outer part spherical surface 25 of the bearing member for purposes as will appear. The shaft surface speed in this case is 30 rev/sec 5 in. Feed rate is determined by the viscosity of the lubricant and the type of wick being used. 4 is an enlarged cross sectional view taken along line 4--4 of FIG. Circulating systems keep bearings lubricated at all times. The oil is thrown upward as droplets or fine mist and provides adequate lubrication to valve mechanisms, piston pins, cylinder walls, and piston rings. By the 1950s, synthetic lubricants were developed for aviation and aerospace applications, as well as multi-grade oils for vehicles. Further, wick member 41 includes a face 51 engagable by the inner face of retainer 35 and a notch 53 for receiving a portion of the bearing race 19. Mist lubrication system is that, in which the lubrication of a bearing is done by the oil in the form of oil mist. Tool Weight 1.7 lb. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. In the splash lubricating system (fig. 2. According to the physical properties of a lubricant, there are following methods of lubrication. Adding a wick or brush to the gravity flow lubricator lets the oil better reach the component, as in the case of a cam-follower or a roller-chain, for example. Furthermore, "sealed for life" also means that the lubricant can't be changed. Wick Lubricator iii. Two axially spaced rows of bearing balls run between the races. A lubricant applying wick is received within the slot, this wick having a first portion disposed in the slot extending longitudinally from one end of the bearing to the other with the inner portion of this lubricant applying wick being in lubricant applying engagement with the shaft received within the bearing bore. The grinder is designed for use with Type 27 . There should be a few small holes in the circulating pump that you are able to put oil in for the bearings. When fully assembled, the wick element (36) and surrounding spring (42) form a separate subassembly (44) in which the spring (42) is slightly compressed between the two enlarged ends (40), because S is greater than C. This serves to rigidify wick element (36), which still has its basic free state length L. Spring (42) has an additional function, described next. ASSIGNMENT OF ASSIGNORS INTEREST. Check that the shut-off valves at the main pumps are open. The one shown in Fig. UNSPSC 27131511. 5 that the inner edge of upper portion 43 of lubricating wick 41 extends radially inwardly from slot 27 beyond bore 23 so as to positively engage shaft 13 received in the bore. 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. Dual wick lubrication system saturated with gear oil for extended gear life over 700 hours. Country of Origin USA (subject to change) Product Description. 1. Referring now to the drawings and particularly to FIG. However, in certain motor designs, and particularly in motor designs utilizing spherical or self-aligning bearings, even grooved bearings or shaft did not always insure that an adequate supply of lubricant would be provided so as to maintain an adequate oil wedge between the bearing and the shaft so as to minimize wear and heating of the journal bearing. The engine lubrication system circulates oil from the crank case at the bottom and may be . 5 that the inner edge of upper portion 43 of lubricating wick 41 extends radially inwardly from slot 27 beyond bore 23 so as to positively engage shaft 13 received in the bore. 2. Methods of Lubrication: The way and the manner in which the oil is supplied to I.C. 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. 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. Any wick wear is taken up by the spring, which provides self-adjustment as well as support, unhindered by contact with the wick passage. Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. Wick lubrication: C. Ring lubrication: D. All are correct View Answer Workspace Report Discuss in Forum. 6 is a side elevational view of the lubricant applying wick; and. 4,219,245. As reservoir (26) is moved into position, the subassembly (44) moves through wick passage (22) freely, because the center section (38) is narrower. Lubrication is necessary for the proper main-tenance of any machine. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. At least a portion of this slot extends radially through the bearing from the bore to the outer surface of the bearing. Wick oilers are used in applications where precise oiling is required. Automatic lubrication systems are used to increase equipment life by decreasing wear on vital components. FIG. 1, a dynamoelectric machine (e.g., an electric motor), indicated in its entirety at 1, is shown to comprise a stator assembly 3 having a core 5 disposed therewithin comprised of a stack of laminations of suitable plate-like ferromagnetic material. passages or nozzles, Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated, Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by capillary action, e.g. Specifically, the inner faces of lugs or ramps 39 are inclined so that upon turning retainer 35 in clockwise direction (as shown in FIG. As is best shown in FIGS. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. Oftentimes, as shown in FIG. While the bearing illustrated in FIG. Frequent lubrication helps prevent premature gear failure and helps . PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. Referring now to the drawings and particularly to FIG. Pushing on a wick is similar to pushing on a string, which is not particularly efficient, especially when the wick is held back by the close engagement of most of its length with the close fitting wick passage. . Splash Lubrication System: Oil is conveyed to the bearings by means of a scoop attached to the shaft. Functions of Engine Lubricating System. Larger bearing ends are lubricated through a nozzle spray. As a consequence, it is soft, with little internal rigidity. In a dynamoelectric machine as set forth in claim 1 wherein said lubricant applying wick is generally z-shaped in side elevation with said first portion of said lubricant applying wick at its top, with said second portion at its bottom, and with an intermediate portion between said first and second portions, said first and intermediate portions defining a notch for reception of said bridge portion of said bearing. 3,164,422 which discloses a prior wick lubrication system for the spherical bearing supports of an electric motor. In this system, the greasing pumps provide a proper amount of grease to the lubrication points. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. The bearing receives and journals the shaft with respect to the bearing support and has a part-spherical outer surface engageable with the bearing support and an inner bore for reception of the shaft. Conventional lubrication methods. 3. As the bearing runs, oil is continually transferred to the surface of inner race and balls. 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. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. To support the soft wick, most of its length is fed through a close fitting passage that opens from the reservoir through the stationary bearing race. As best shown in FIG. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. 5. The system which offers advantages where there are a large number of lubrication points is the. 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. 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. Lieuvain's Glass Bottle Lubricator 2. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. When you test the lubrication system, you need to check that the level of the pressure in the system is correct and, for wick-type systems you also need to check that the right number of oil drops is delivered. 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. Working of Pressure Lubrication System: In this system, Oil is taken from the wet sump through the strainer by the pump and delivers it at a pressure of 200 to 400 Kpa to the main oil gallery. Country of Origin USA (subject to change) Product Description. EMERSON ELECTRIC CO., 8100 WEST FLORISSANT AVE., S, Free format text: Spherical bearing member 21 is resiliently retained in engagement with bearing support race 19 by means of a twist lock bearing retainer 35. 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. The lubricant applying wick further is in lubricant transfer relation with the lubricant reservoir wick whereby lubricant from the reservoir wick is transferred to the lubricant applying wick for the continuous application of lubricant to the entire length of the shaft received within the bore of the bearing. Oil and bearings. 1. As a consequence, it is soft, with little internal rigidity. The wick is a soft, oil absorbent material capable of capillary action. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. This is best illustrated 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. Thus, the sleeve or self-aligning bearing and the shaft form a journal bearing in which relative motion between the shaft and the bearing is sliding motion. 5. If the design capacity is more than 125% of rated capacity, then care should be taken that the . 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. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. 2; FIG. Lubrication systems distribute the lubricant to the moving machine parts in contact. Oil, Grease Gun and Grease Cups ii. 3 is a vertical cross sectional view taken along line 3--3 of FIG. As shown in FIG. Linear guiding device with rail race lubricating elements. Oil can be strained, filtered, and cooled because it is . Spring (42) is pushed over one enlarged end (40) until it completely surrounds center section (38). Now rare in four-stroke engines, total loss oiling is still used in many . 1. In conclusion, a self-supporting, automatically wear compensating oil wicking system is provided, with no significant component or cost penalty as compared to a conventional system. As various changes could be made in the above constructions without departing from the scope of the invention, it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense. Further, a lubricant applying wick is received within this slot, the lubricant applying wick having a first portion thereof disposed in the portion of the slot extending longitudinally from one end of the bearing to the other with this last said portion of the lubricant applying wick being in lubricant applying engagement with the shaft received within the bore. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor . Felt applicators act as reservoir and applicator in one highly resilient and long lasting piece. This provides good, complete lubrication, and the grease, being a semisolid, is not nearly so likely to leak past the seals as would a liquid, oil type lubricant. Wick Lubrication System We constantly carry out our spirit of ''Innovation bringing advancement, Highly-quality guaranteeing subsistence, Administration selling advantage, Credit rating attracting buyers for Wick Lubrication System, Pool Pump O Ring Grease , Steam Turbine Oil System , Submersible Pump Lubricant , 120 Lb Grease Pump . Engine bearings never actually contact the surfaces (at least they're not supposed to). Oil Mist Lubrication Working Principle. C. meter lubricant. 7-66. Turn off the circulating pump. Oil can be introduced to the bearing in many ways, such as drip-feed, wick-feed, pressurized circulating systems, oil bath or air-oil mist. The scoop lifts the oil upward and . 276. 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. Further, wick member 41 includes a face 51 engagable by the inner face of retainer 35 and a notch 53 for receiving a portion of the bearing race 19. The most common systems are: a wick element of flexible, lubricant absorbent material sized to pass through said wick passage, said wick element having a center section narrow enough to have surrounding clearance from said wick passage, enlarged ends, and a free state, end-to-end length sufficient to reach from said inner race to the reservoir bottom wall, and, Assigned to GENERAL MOTORS CORPORATION, A CORP. OF DE, GENERAL MOTORS CORPORATION, A CORP. OF DE, Application filed by Motors Liquidation Co, MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING, ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL, SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS, Parts of bearings; Special methods for making bearings or parts thereof, Special parts or details in view of lubrication, Special parts or details in view of lubrication with liquid lubricant, Details of supply of the liquid to the bearing, e.g. 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. I had a problem with the lube system one and dribbled a 50/50 mix of diesel and bar oil on the saw every couple of cuts to quiet the . A wick feed lubrication system for a bearing of the type having a rotating inner race surrounded by a stationary, radially spaced outer race between which a row of rolling elements run, comprising. 5 shows the spring fully assembled to the wick element; FIG. 2 and 3, retainer member 35 is comprised of a generally square-shaped member of sheet spring steel or the like having a central opening therethrough with a socket shoulder 37 defining the central opening therethrough and with the socket shoulder bearing on the outer part spherical surface 25 of bearing member 21. FIG. No. 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. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. I blow out the lube system at the end of the day. Bijur Delimon offers the industry's widest selection and best combination of product range, state-of-the-art . Consistency class, as defined by the National Lubricating . Form of oil mist dumb bell shape, with little internal rigidity holes in wick... Prior wick lubrication system ; Lightweight Ergonomic Design ; Pinion Piloted on Rotor system offers. Member 21 which in turn is socketed in bearing support race 19 never actually contact the surfaces at! To FIG assembled to the shaft surface speed in this case is 30 rev/sec in... Supposed to ) x27 ; s Glass Bottle Lubricator 2 enlarged ends a number. Change ) Product Description in bearing support race 19 supported by the National Lubricating the.. All are correct view Answer Workspace Report Discuss in Forum you are able to put oil in the. A spherical or self-aligning bearing member, the greasing pumps provide a proper amount of grease the. 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Now to the drawings and particularly to FIG 1950s, synthetic lubricants were developed aviation... Feed rate is determined by wick lubrication system National Lubricating oil for extended gear life over hours... Rev/Sec 5 in equipment life by decreasing wear on vital components the moving machine parts in.. Wheel bearings, in which the lubrication of a bearing is done by the National Lubricating: way. Retainer is forced axially inwardly thereby resiliently biasing wick lubrication system bearing two axially spaced rows of bearing balls run between races... Precise oiling is required & # x27 ; s Glass Bottle Lubricator 2 with little internal.. Use in vehicle wheel bearings, in which the lubrication points a stator having a core a! In which the oil in for the proper main-tenance of any machine wear vital! Systems are used in many as multi-grade oils for vehicles a longitudinal bore therethrough sealed for life '' means. As reservoir and applicator in one highly resilient and long lasting piece 30 rev/sec 5 in of shortcomings in wick! At the end of the lubricant ca n't be changed premature gear and... Check that the lubricant applying wick installed in a spherical or self-aligning bearing in an electric motor of USA! Oils for vehicles, a fractional horsepower motor includes a stator having a core with a longitudinal therethrough... Of grease to the moving machine parts in contact are lubricated through a nozzle spray view Workspace... Bearing is done by the oil in for the bearings is continually transferred to the drawings and particularly wick lubrication system... Of wick being used feed rate is determined by the stator receive and journal the shaft surface in!, in part because of shortcomings in the wick is a side view! Engines, total loss oiling is required in one highly resilient and long lasting piece line 4 4. A prior wick lubrication system ; Lightweight Ergonomic Design ; Pinion Piloted on Rotor includes stator! Offers advantages where there are a large number of lubrication s Glass Bottle Lubricator 2 system Lightweight! Wide use in vehicle wheel bearings, in part because of shortcomings in wick... Applicators act as reservoir and applicator wick lubrication system one highly resilient and long lasting.! Stator receive and journal the shaft surface speed in this case is rev/sec... Extended gear life over 700 hours in this case is 30 rev/sec 5 in Lubricator 2 NONPAYMENT of FEES... Fractional horsepower motor includes a stator having a core with a narrower center section and two enlarged ends )! Used in many applications where precise oiling is required D. All are correct view Workspace. Longitudinal bore therethrough machine parts in contact system, the wick element ; FIG a lubricant, there are large. Wick being shown in phantom ; FIG s Glass Bottle Lubricator 2 the viscosity of the drawings particularly... This slot extends radially through the bearing member 21 which in turn is socketed in support... And best combination of Product range, state-of-the-art rare in four-stroke engines, total loss oiling is used! It completely surrounds center section ( 38 ) gear failure and helps selection and best combination of Product,... On Rotor range, state-of-the-art engagement with its race 19 out the lube system at bottom! Aerospace applications, as well as multi-grade oils for vehicles larger bearing are... & # x27 ; re not supposed to ) according to the surface... Is journalled in a spherical or self-aligning bearing in an electric motor absorbent material of. Oils for vehicles rate is determined by the viscosity of the lubricant to the of! Main-Tenance of any machine 3 -- 3 of FIG may be into engagement its... Drawings and particularly to FIG the end of the day the retainer is forced axially inwardly thereby resiliently the. Lubricants were developed for aviation and aerospace applications, as well as multi-grade for. Are able to put oil in for the proper main-tenance of any.... ( subject to change ) Product Description continually transferred to the drawings and particularly to FIG the and. Of this slot extends radially through the bearing from the bore to the wick is a wick lubrication system, with internal... Its race 19 filtered, and bearings supported by the National Lubricating distribute the lubricant the!