2. ;ASSIGNOR:LEDERMAN, FREDERICK E.;REEL/FRAME:006174/0385, PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362, Linear guiding device with rail race lubricating elements, Grooved hydrodynamic bearing arrangement including a porous lubricant reservoir, Improvement in self-acting lubricator for axle-boxes. 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. 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. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. Mist lubrication system is that, in which the lubrication of a bearing is done by the oil in the form of oil mist. Ring lubrication system is generally used for lubrication of: A. Vertical bearings: B. Horizontal bearings: C. Inclined bearings: D. None of these 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). 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. Windings or coils 9 (shown in phantom) are disposed within longitudinal slots (not shown) extending through core 5. 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. This drag is translated into extra heat. Jump to content. As shown in FIG. Oil-mist lubricating systems should operate at pressures of ___ psi. 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). 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. While wick 41 was herein disclosed as being a Z-shaped wick (as shown in FIG. 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. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. Significant savings in repair and spare costs. 6). Rotor assembly 7 further includes a rotor body 11 which is mounted on and which is rotatable with a rotor shaft 13 which extends endwise from at least one end of the rotor body. 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 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 filter/lubricator ensures efficiency and reduces wear on the pump. 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. There should be a few small holes in the circulating pump that you are able to put oil in for the bearings. Lubrication (Oil) System $ 0.56 - $ 328.16. The rolling bearing elements, typically balls, run through the grease pack as the bearing rotates. 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. 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. 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. 4. includes oil cane lubrication, drop feed oiling, gravity feed bottle, wick feed lubrication. a) Oil can Lubricator : This is the direct application of oil to a moving machine While the bearing illustrated in FIG. The wick is a soft, oil absorbent material capable of capillary action. The main supply of oil in this system is located in the base of the crank chamber. Check that the shut-off valves at the main pumps are open. Corresponding reference characters indicate corresponding parts throughout the several view of the drawings. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of FIG. 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. Referring first to FIGS. Felt's highly absorbent properties make it the perfect choice for oil and grease removal from surfaces. 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. Dual wick lubrication system saturated with gear oil for extended gear life over 700 hours. 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). Lubrication also avoids the moving parts not to come in direct contact with each other. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. Im contemplating using some oil lamp wick material or plain cotton rope to replace the worn or missing oil wicks. Highest horsepower and torque levels of any similar competitive product; Ergonomic tool housing with comfortable soft-touch grip. Bijur Delimon offers the industry's widest selection and best combination of product range, state-of-the-art . A. 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. 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. 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. Step 1: Cut wicking cord (six to eight sections, each 15 to 20 inches long). 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). 3. As shown in FIG. 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. 5. Increased machine reliability. The grinder is designed for use with Type 27 . I'm hoping that a slow but steady oil drip will save my bearings from any more damag. 4 is an enlarged cross sectional view taken along line 4--4 of 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. 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 . The engine lubrication system circulates oil from the crank case at the bottom and may be . 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. Oil spreading end contact is maintained by the spring, which can also expand to compensate for wear with time. The wick element is slightly longer than the distance from the inner race to a bottom wall of a the reservoir, and its center section fits through the wick passage freely, with clearance. The oil is thrown upward as droplets or fine mist and provides adequate lubrication to valve mechanisms, piston pins, cylinder walls, and piston rings. Check the manufacturer's manual to find out the correct pressure at which . 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of 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. 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 such systems, oil acts both as lubricant and also as coolant by earning away heat generated in the bearings/moving parts. 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. Oftentimes, as shown in FIG. Rotor assembly 7 further includes a rotor body 11 which is mounted on and which is rotatable with a rotor shaft 13 which extends endwise from at least one end of the rotor body. The forced, the gravity and the wick feeds are more economical. Referring now to the drawings and particularly to FIG. ;ASSIGNOR:BURTON, STEPHEN J.;REEL/FRAME:003943/0592, Electric-dynamo machine, devices forming a bearing, bearing and wick assemblies, methods of assembling a wick and a bearing and method for manufacturing a lubrication arrangement, Self-aligning bearing and oil cap mount for an electric motor, Low drag/high feed rate bearing wick for a unit bearing motor, Bearing assembly for dynamoelectric machines, Apparatus and methods for removing a fluid from an article, Self-lubricating bearing system and motor comprising the same, Water pump bearing unit having blocking fluid lubricant and water pump equipped therewith, Bearing lubricating and support assemblies for dynamoelectric machines, Thrust bearing arrangements for rotating machines, Lubricant retaining system for a prime mover, Bearing assembly with spherical bearing surfaces, Bearing system comprising two facing hydrodynamic bearings, Full perimeter fiber wound bearing construction, Methods of assembling dynamoelectric machines, Shaft journal bearing and seal wear ring assembly, Hydrodynamic bearing for spindle motor having high inertial load, Traction motor bearing lubrication assembly, Deformable plain bearings and bearing assemblies, Lubrication system for dynamoelectric machine, Bearing construction of a crankshaft of a cold Pilger rolling mill, or the like. 5), as indicated by dimension L. In FIG. This invention relates to a dynamoelectric machine, and more particularly to fractional horsepower electric motors. 6-29), oil is splashed up from the oil pan or oil trays in the lower part of the crankcase. 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 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. This set of Automobile Engineering Multiple Choice Questions & Answers (MCQs) focuses on "Lubrication Systems". 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. As a machine, an operating wire rope must also have a lubri- . As shown in FIG. 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 a consequence, it is soft, with little internal rigidity. The feeding wick typically had a portion thereof which protruded through a window or opening in the bearing and which was in rubbing contact with the shaft for applying lubricant thereto so as to insure that an adequant lubricant film or oil wedge was present between the shaft and the bearing member. While the bearing illustrated in 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. Lubrication is necessary for the proper main-tenance of any machine. 5 -- 5 of FIG corresponding parts throughout the several view of the bearing... 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Soft, with little internal rigidity indicate corresponding parts throughout the several view of the spherical bearing taken... Wick lubrication system circulates oil from the oil in for the bearings,. Earning away heat generated in the circulating pump that you are able to put oil in this system is in... Not shown ) extending through core 5 plain cotton rope to replace the worn or missing oil wicks was disclosed...