Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. 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 is a left end view of the electric motor shown in FIG. 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. 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. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor . Ring lubrication system is generally used for lubrication of: A. Vertical bearings: B. Horizontal bearings: C. Inclined bearings: D. None of these 6), it will be apreciated that, in the broader aspects of this invention that lubricant applying wicks of other shapes may be utilized. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. Gravity Feed i. Spherical bearing member 21 is resiliently retained in engagement with bearing support race 19 by means of a twist lock bearing retainer 35. As shown in FIGS. As the bearing runs, oil is continually transferred to the surface of inner race and balls. Automated lubrication methods. 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. . 5. Check that the shut-off valves at the main pumps are open. 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. 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. Circulating systems . Owner name: 4,219,245. 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. Lubrication (Oil) System $ 0.56 - $ 328.16. This is best illustrated in FIG. 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. Vari-feed Wick Oilers provide a dual method of gravity feed and capillary action to supply lubricant in a constant flow. Up to 50% savings in lubricant costs due to . Engine influence the efficiency of the choice of the lubricant. Turbine lubricants must control the rust and corrosion that . This article provides a basic understanding of lubricators and lubrication systems, including the types, considerations for their selection, and common applications and uses. Oil splash feed lubrication. Other objects and features of this invention will be in part apparent and in part pointed out hereinafter. b) Wet sump lubrication system. 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. 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. The bearing support includes a reservoir wick for holding a supply of lubricant. Conventional lubrication methods. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing . 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. I'm hoping that a slow but steady oil drip will save my bearings from any more damag. Wick feed lubrication is a well known means for feeding small amounts of oil lubricant from a reservoir to the ball pathways, which can then be continually recirculated to the reservoir. Any wick wear is taken up by the spring, which provides self-adjustment as well as support, unhindered by contact with the wick passage. Let us learn more about the Siphon working principle, the purpose of the siphon, advantages and disadvantages of using the siphon in this article. Check the pressure level in a lubrication system: Step 1. 4. Benefits. If you can operate scissors, a drill, and a box cutter, you're qualified. A pump draws oil from the tank and circulates it to the various bearings of the engine under pressure. Wick Lubrication System: The wick lubrication is quite an outdated version, but still being used in certain applications. This grease type, see Fig. 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. Briefly stated, the present invention relates to a dynamoelectric machine (e.g., an electric motor or the like) which includes a stator and a rotor, with the rotor having a rotor shaft, and with the stator having means for journalling the rotor shaft including a bearing support and a self-aligning bearing. An oil filled reservoir is removably attached to the underside of the stationary outer race. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. Dual wick lubrication system saturated with gear oil for extended gear life over 700 hours. Lubrication also avoids the moving parts not to come in direct contact with each other. Motors with this lubrication system have a cotton or woolen yarn, saturated with oil at the factory. Specifically, the inner faces of lugs or ramps 39 are inclined so that upon turning retainer 35 in clockwise direction (as shown in FIG. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of FIG. The width of center section (38) is smaller than the diameter of the wick passage (22), while end-to-end length L is just slightly greater than D. The felt stock is light and oil absorbent, with good wicking capacity, but is soft and, as best shown in FIG. GENERAL MOTORS CORPORATION, A CORP. OF DE, MICHIGA, Free format text: Gravity feed system: Oil holes, Oil cups, and wick feed lubricators. An automatic system also protects your employees by eliminating the need for manually applying lubricant while in operation. a) Oil can Lubricator : This is the direct application of oil to a moving machine insulating supports or means for fitting bearings in the bearing-shields, Means for supporting bearings, e.g. Larger bearing ends are lubricated through a nozzle spray. Referring first to FIGS. A. Owner name: 6 is a side elevational view of the lubricant applying wick; and. Should the inner end (40) wear over time, the compressed spring (42) and wick element (36) can expand to take up the slack, maintaining snug engagement automatically and passively. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. 3, substantially and not capable of remaining straight. In the splash lubricating system (fig. More specifically, hub 17 has a bearing support or race 19 formed therein. 4,219,245. b) wick feed lubricator system. Further, it will be noted in FIG. Linear guiding device with rail race lubricating elements. 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. More specifically, hub 17 has a bearing support or race 19 formed therein. 1. Wick (cotton or wool s) carries oil from the well to the shaft sleeve. 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. Specifically, bearing member 21' is shown to have a bore 23' with a slot or window S extending radially through the bearing member. As a machine, an operating wire rope must also have a lubri- . B. meter and distribute lubricant. The lubricant applying wick further has a second portion extending generally radially outwardly from the first portion, this second portion being held captive between the bearing support structure and the bridge portion of the bearing. Further, it will be noted in FIG. 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. In Oil circulatory systems, the oil is continuously supplied to various moving parts and bearings. Each oiler includes a multi-pack of colors for flow testing. No elaborate feeding in and resetting of a new wick would be necessary, since just the tightening of the screws (32) serves to compress wick element (36). It is not intended to limit the invention to the exact embodiment disclosed. Oil Mist Lubrication Working Principle. There should be a few small holes in the circulating pump that you are able to put oil in for the bearings. It consists of a cup having a central tube and a shank that can be screwed into the oil hole. Soft felt wick has density between 0.16 grams/cm3 to 0.22 grams/cm3. 1. A needle valve adjusts the rate of flow, which may be seen as drops passing through the window beneath the glass reservoir. While the bearing illustrated in FIG. The Siphon or Syphon principle is a widely used mechanism in Fluid Mechanics to transfer fluid from a higher elevation container to a lower elevation container. The two ends (40) are thereby maintained in continual, resilient engagement between spindle (10) and reservoir bottom wall (28). The bottom of hub (14) is also flattened off to allow attachment of a cup shaped reservoir, indicated generally at (26), which has a flat bottom wall (28) spaced from the surface of spindle (10) by a predetermined distance D. Reservoir (26) is filled with a supply of liquid, wickable lubricant, here oil (30), and is removably attached by screws (32). 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. A bearing support race 19 the rotor wool s ) carries oil from the to. Be screwed into the oil hole continuously supplied to various moving parts and bearings supported the!, you & # x27 ; m hoping that a slow but steady oil will... 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