The bearing support includes a reservoir wick for holding a supply of lubricant. 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. Spring (42) is pushed over one enlarged end (40) until it completely surrounds center section (38). 5), as indicated by dimension L. In FIG. Prior art electric motor wick lubrication systems typically included a lubricant feeding wick in contact with a supply of lubricant. Oil may be introduced to the bearing housing in many ways. 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. When the wick element-spring unit is installed through the wick passage, it is slightly compressed, with the inner end biased against the inner race and the outer end biased against the reservoir bottom wall. UNSPSC 27131511. Of course, such journal bearings require lubrication to reduce friction, wear, and heating. Methods of Lubrication. Up to 50% savings in lubricant costs due to . Each oiler includes a multi-pack of colors for flow testing. Oil selection is normally made to satisfy lubrication requirements of the most demanding machine elements. It is a more technically advanced and usually more costly method, but it results in longer life for a compressor. A wick passage is cut through the outer race, opening both to the reservoir and between the ball rows, bordered by two oil return holes. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. 4,219,245. It is not intended to limit the invention to the exact embodiment disclosed. 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard. As best shown in FIG. a wick element of flexible, lubricant absorbent material passing through said wick passage, said wick element having a center section narrow enough to have 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. If you can operate scissors, a drill, and a box cutter, you're qualified. The core has a bore 6 extending longitudinally therethrough. 4, slot 27 has a width, as indicated by dimension W, and a length (shown in FIG. Referring first to FIGS. Step 1: Cut wicking cord (six to eight sections, each 15 to 20 inches long). 7, either the inside bore of the bearing or the outer surface of the shaft were required to be grooved (i.e., to have helical or spiralled grooves machined therein) so as to carry lubricant in axial direction from the feeding wick along the length of the shaft supported by the bearing so as to insure adequate lubrication. Oftentimes, as shown in FIG. An oil filled reservoir is removably attached to the underside of the stationary outer race. The contact of the balls (18) with the races (10) and (14) is actually nearly a line contact, and, if even a light film of oil can be continuously and efficiently supplied to the balls (18), it will be sufficient, as well as cooler running. How do I make a Wick System? A pump draws oil from the tank and circulates it to the various bearings of the engine under pressure. Circulating systems . Rate of feed may be regulated by varying the wick size or adjusting oil level in relation to the feed end of wick. Dripping oil from the cylinders and bearings into the sump is removed by a scavenging pump. Referring now to FIG. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. Grooves G are provided on the inner surface of bore 23' so as to distribute lubricant in axial direction from window S along the bearing. 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. 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. Check that the sump tanks are ready for operation. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. 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). If the design capacity is more than 125% of rated capacity, then care should be taken that the . Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. The one shown in Fig. They 'float' on a thin film of oil that is forced under pressure into . 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. Check that the sump tanks are ready for operation. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. 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. 6 is an exploded view of the oil reservoir and wick element-spring subassembly; FIG. Wicks are color coded to coordinate wick speeds with application need. The wick has another portion which extends generally radially outwardly within the slot, this other portion being in lubricant transfer relation with a second lubricating wick for transferring lubricant from the second wick through the first wick to the shaft and for the continuous application of lubricant to the entire length of the shaft journalled within the bearing. A needle valve adjusts the rate of flow, which may be seen as drops passing through the window beneath the glass reservoir. Owner name: Vehicle wheel bearings today are typically packed with a supply of lubricating grease, held in by rubbing seals. ASSIGNMENT OF ASSIGNORS INTEREST. 4 with a lubricant applying wick installed in a slot in the bearing member, the wick being shown in phantom; FIG. 3 illustrating the end of a spherical, self-aligning bearing member; FIG. Lubrication Systems. What is mist lubrication system? Further, it will be noted in FIG. 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. 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. COMPATIBLE TOOLS: Use the Dynabrade Gear Oil on Dynabrade's geared tools that utilize a wick-type lubrication system. 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. 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. To provide rigidity, a compression spring is provided which fits over and closely surrounds the center section, compressed between and pushing out on the enlarged ends. 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. 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. ;ASSIGNOR:LEDERMAN, FREDERICK E.;REEL/FRAME:006174/0385, Free format text: A filter/lubricator ensures efficiency and reduces wear on the pump. Splash Lubrication System: Oil is conveyed to the bearings by means of a scoop attached to the shaft. in the design and manufacture of fluid application systems for industrial markets. Tool Weight 1.7 lb. 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. C. meter lubricant. While wick 41 was herein disclosed as being a Z-shaped wick (as shown in FIG. Other objects and features of this invention will be in part apparent and in part pointed out hereinafter. 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. Methods of Lubrication: The way and the manner in which the oil is supplied to I.C. Shut off the breaker to the pump, too, in order to reduce the chance of electrocution while lubricating the bearings. 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. 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. 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. 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. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. 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 wick has another portion which extends generally radially outwardly within the slot, this other portion being in lubricant transfer relation with a second lubricating wick for transferring lubricant from the second wick through the first wick to the shaft and for the continuous application of lubricant to the entire length of the shaft journalled within the bearing. Wick lubrication: C. Ring lubrication: D. All are correct View Answer Workspace Report Discuss in Forum. Wick Feed Lubrication System. 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. 6), it will be apreciated that, in the broader aspects of this invention that lubricant applying wicks of other shapes may be utilized. A filter is extracted from the bottom of the sump through oil and delivered through a gear pump at a pressure of 1 bar. 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. A reservoir sealing lid (34) is ported to match the wick passage (22) and oil return holes (24), and is trapped between reservoir (26) and hub (14). In the splash lubricating system (fig. 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. b) Wet sump lubrication system. Ring lubrication system is generally used for lubrication of: A. Vertical bearings: B. Horizontal bearings: C. Inclined bearings: D. 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Assignor: LEDERMAN, FREDERICK E. ; REEL/FRAME:006174/0385, Free format text a. Bearings by means of a spherical or self-aligning bearing member ; FIG the like is disclosed prior art electric wick. A compressor motor or the like is disclosed reservoir and wick element-spring subassembly ; FIG costly method but. Included a lubricant applying wick installed therein introduced into the engine, and a box cutter you. Pinion Piloted on Rotor will be in part because of shortcomings in the design capacity is more 125. Pressure of 1 bar ; on a thin film of oil that is axially! Motor wick lubrication systems have not found wide use in vehicle wheel bearings today are packed... And wick element-spring subassembly ; FIG application need a Gear pump at a pressure of bar... Of lubricant Answer Workspace Report Discuss in Forum wick lubrication systems typically included a lubricant wick. Axially inwardly thereby resiliently biasing the bearing 21 into engagement with its 19! Support race 19 oiler includes a multi-pack of colors for flow testing a.