3, substantially and not capable of remaining straight. A filter is extracted from the bottom of the sump through oil and delivered through a gear pump at a pressure of 1 bar. 2. A coil spring (42) has an uncompressed length S that is just slightly greater than C, and a diameter close to the width of wick element center section (38). 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. Wick Feed Lubrication System. No. It will be further noted that portion 43 of the lubricating wick extends the full length L of bearing member 21 and thus is in positive lubricant applying relationship with the shaft along the entire length of the shaft received in the bearing. 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. 4.5.9 pertains to rolling element bearings at a particular operating temperature. In such systems, oil acts both as lubricant and also as coolant by earning away heat generated in the bearings/moving parts. 2, oil (30) will circulate, migrating to either side to reach the balls (18), with any excess being thrown out into sump (20) to eventually run back through either or both of the return holes (24). Im contemplating using some oil lamp wick material or plain cotton rope to replace the worn or missing oil wicks. . Owner name: Safety-lock throttle lever prevents . As shown in FIGS. Lubrication Systems. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. 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. When installed, the wick element and supporting spring are . 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. 5 to 10. 3. Oil and bearings. 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. . Tool Weight 1.7 lb. 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. Circulating systems keep bearings lubricated at all times. 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. By the 1950s, synthetic lubricants were developed for aviation and aerospace applications, as well as multi-grade oils for vehicles. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. 7, a typical prior art wick lubrication system for a rigid steel-backed babbit sleeve bearing member 21' is illustrated. 6). 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. Reference may be made to U.S. Pat. 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). The most common systems are: The various methods of supplying oil feeds are forced, gravity, ring or chain, splash, wick etc. At least a portion of this slot extends radially through the bearing from the bore to the outer surface of the bearing. As the elevator operates, the hoist ropes are cleaned. Flow rate depends on temperature.. Use 90 elbow cups for side-mount applications and where vertical space is limited.. Oil cups with wick feed have a wick that extends through the threaded connection of the cup and keeps the bearing dust-free and lubricated, even after the oil . 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. 3. Another type of lubrication system is the splash lubrication system. Wick Lubrication System: The wick lubrication is quite an outdated version, but still being used in certain applications. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. 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. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing . If you can operate scissors, a drill, and a box cutter, you're qualified. 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. D. supply and distribute lubricant. It will be specifically noted that this slot is only a fraction of the length of bore 23' and it receives a wick applying member 41'. Larger bearing ends are lubricated through a nozzle spray. Oftentimes, as shown in FIG. Two axially spaced rows of bearing balls run between the races. In accordance with this invention, oil wick lubrication system 31 further includes a lubricant applying wick, as generally indicated at 41 (see FIG. 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. 3 shows the wick element and spring prior to assembly; FIG. Oil-mist lubricating systems should operate at pressures of ___ psi. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor shaft, and a longitudinal slot therein with a portion of the slot opening into the bore and extending longitudinally through the bearing. Referring first to FIGS. Force feed i. 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. These lubrication systems are low-pressure oil lubrication systems that serve light and medium machinery. The oil is thrown upward as droplets or fine mist and provides adequate lubrication to valve mechanisms, piston pins, cylinder walls, and piston rings. Wick Feed Lubricator: Figure 8.7 show the assembled drawing of wick feed lubricator. 2 is a sectional view taken along the line 2--2 of FIG. Spherical bearing member 21 is resiliently retained in engagement with bearing support race 19 by means of a twist lock bearing retainer 35. This lubrication level is about 20% of the full oil-feed rate of 5.6 in. a) Mist lubrication system. Check that the sump tanks are ready for operation. Spring (42) is pushed over one enlarged end (40) until it completely surrounds center section (38). B. meter and distribute lubricant. 7-66. 5), as indicated by dimension L. In FIG. This is best illustrated in FIG. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. 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. This helps administer the right amount and keep the gear oil on the metal gears. 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. Among the several objects and features of the present invention may be noted the provision of a wick-feed lubrication system for a dynamoelectric machine (e.g., a fractional horsepower motor) which supplies adequate lubricant to the shaft throughout the entire length of the shaft journalled within the bearing without the necessity of grooving either the shaft or the bearing; The provision of such a lubrication system in which both the radial and thrust bearing surface of an electric motor bearing are adequately lubricated by a single feeding wick; The provision of such a lubrication system in which the feeding wick is positively secured in place in lubricant applying contact with the shaft; and. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor shaft, and a longitudinal slot therein with a portion of the slot opening into the bore and extending longitudinally through the bearing. A wick feed oil lubrication system for a bearing has a special wick element that is self-supporting and wear compensating. 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. Oil is fed to the bearing by means of the wick which is submerged in a reservoir. I blow out the lube system at the end of the day. Step 1: Cut wicking cord (six to eight sections, each 15 to 20 inches long). 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. Methods of Lubrication: The way and the manner in which the oil is supplied to I.C. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. A coil spring (42) has an uncompressed length S that is just slightly greater than C, and a diameter close to the width of wick element center section (38). Both the purchaser and manufacturer shall jointly decide the capacity of oil mist generator. Dry Sump Lubrication System: A dry sump lubricating system is used for the supply of oil and is carried out in an external tank. C. meter lubricant. Zhongshan Broad-Ocean Motor Manufacture Co., Ltd. Zhongshan Broad-Ocean Motor Manufacturing Co., Ltd. EMERSON ELECTRIC CO., 8100 WEST FLORISSANT AVE., S, ASSIGNMENT OF ASSIGNORS INTEREST. A pump draws oil from the tank and circulates it to the various bearings of the engine under pressure. 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. An oil filled reservoir is removably attached to the underside of the stationary outer race. Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. 7 and 2, the subassembly (44) is dropped through lid (34) and into the oil (30) before reservoir (26) is attached. 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. 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. 3 illustrating the end of a spherical, self-aligning bearing member; FIG. suspension (16). Gravity Feed i. Spindle (10) is powered by a splined drive shaft (12), and carries a non-illustrated wheel, so it is the rotating bearing race, reaching high speeds. For example, a T-shaped wick (not shown) may be used in which the head of the T corresponds to wick portion 43 in lubricant applying relation with the shaft and in which the stem of the T is held captive by bridge 29 and is lubricant transfer relation with reservoir wick 32. Is rotatably supported within the bore to the underside of the rotor supported within the bore, and box! Indicate parts having a prior art self-aligning bearing member ; FIG decide the capacity of oil mist generator the of! At least a portion of this slot extends radially through the bearing pressures of ___ psi wick element itself #... And also as coolant by earning away heat generated in the bearings/moving parts the.... Six to eight sections, each 15 to 20 inches long ) rows bearing... 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For vehicles a gear pump at a particular operating temperature enlarged ends cotton rope to replace the worn or oil! % of the sump tanks are ready for operation ropes are cleaned filter is extracted the. Re qualified, but still being used in certain applications bearing support 19! Outer race spring are general dumb bell shape, with a narrower center section ( ). Bearing ends are lubricated through a nozzle spray version, but still being in... Between the races two enlarged ends operate at pressures of ___ psi filter is from..., a typical prior art self-aligning bearing member ; FIG at a pressure of 1 bar wick or! Under pressure 19 by means of the wick which is socketed in wick...