Wick Lubricator iii. 3 is a vertical cross sectional view taken along line 3--3 of FIG. 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. 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. 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. by wicks, GENERAL MOTORS CORPORATION, A CORP. OF DE, MICHIGA, ASSIGNMENT OF ASSIGNORS INTEREST. They 'float' on a thin film of oil that is forced under pressure into . 1. A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard. Each oiler includes a multi-pack of colors for flow testing. Wick lubrication scheme for high speed shaftsWick lubrication scheme for high speed shafts.. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. Country of Origin USA (subject to change) Product Description. When installed, the wick element and supporting spring are compressed between the bearing spindle and bottom wall of the oil reservoir, running through a loosely fitting passage in the surrounding hub. Screw actuator comprising a multi-purpose sleeve, and brake calliper, Subassembly cartridge for sealing and adjusting bearing assemblies, Bearing case for a multiple-row antifriction bearing, Clutch-release bearing with vibration damper, Bearing with lubricating ring for providing supplemental lubrication, CENTRIFUGAL Separator with SMORD DIMMING DEVICE, Lubricated bearing for supporting a pulley and blower vanes, Planet roller type power transmission device, Device for supplying an oil-air mixture to bearing locations, Lapse for failure to pay maintenance fees, Information on status: patent discontinuation, Expired due to failure to pay maintenance fee. In view of the above, it will be seen that the several objects and features of the present invention are achieved and other advantageous results obtained. 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. 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. b) wick feed lubricator 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. 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. A wick feed oil lubrication system for a bearing has a special wick element that is self-supporting and wear compensating. 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. Wicks are color coded to coordinate wick speeds with application need. Medium hard felt wick has density from 0.26 grams/cm3 to 0.32 grams/cm3 and hard grade refers to 0.36 grams/cm3 and above . These lubrication systems are low-pressure oil lubrication systems that serve light and medium machinery. Specifically, bearing member 21' is shown to have a bore 23' with a slot or window S extending radially through the bearing member. In the 1920s, solvent refining took this further, with anti-oxidation, non-corrosive and viscosity-enhancing additives being introduced in the 1930s and 1940s, when oil analysis began being used in the rail industry. As shown in FIG. 3 /sec and should be reserved for low speeds and light duty. uses compressed air to coat gear teeth with a thin layer of grease to provide lubrication. 3. 3, substantially and not capable of remaining straight. 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. 1. 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. As shown in FIG. Lubrication (Oil) System $ 0.56 - $ 328.16. 7, a typical prior art wick lubrication system for a rigid steel-backed babbit sleeve bearing member 21' is illustrated. From there, as shown by the arrows in FIG. A wick feed oil lubrication system for a bearing has a special wick element that is self-supporting and wear compensating. 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. UNSPSC 27131511. 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. 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. 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 now to FIG. The oil after lubrication is returned to reservoir either directly or through filters. Other objects and features of this invention will be in part apparent and in part pointed out hereinafter. 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. done. 6 is a side elevational view of the lubricant applying wick; and. 4,219,245. 6-29), oil is splashed up from the oil pan or oil trays in the lower part of the crankcase. 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. Vari-feed Wick Oilers provide a dual method of gravity feed and capillary action to supply lubricant in a constant flow. 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. 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. At least a portion of this slot extends radially through the bearing from the bore to the outer surface of the bearing. As shown in FIGS. Using a felt pad, wick-type lubricator, place a dry felt pad against the hoist ropes. Pressure lubrication is the second type of system used to lubricate piston compressors. 2. In FIG. Typically, the oil is pumped through an . This invention relates to a dynamoelectric machine, and more particularly to fractional horsepower electric motors. Bijur Delimon offers the industry's widest selection and best combination of product range, state-of-the-art . Is that okay or should I use some special sewing oil wic. 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. Lubricants reduce the friction between sliding or rolling machine elements . Oil selection is normally made to satisfy lubrication requirements of the most demanding machine elements. If you can operate scissors, a drill, and a box cutter, you're qualified. 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. Wick Feed Lubricator: Figure 8.7 show the assembled drawing of wick feed lubricator. Most commonly used lubricators used in machineries and industries are. 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. Oil and bearings. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. 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. 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. 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. Consistency class, as defined by the National Lubricating . Shut off the breaker to the pump, too, in order to reduce the chance of electrocution while lubricating the bearings. 276. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. . a) Oil can Lubricator : This is the direct application of oil to a moving machine reservoir attached beneath said outer race and having a bottom wall spaced from said outer race and having a bottom wall spaced from said outer race. D. supply and distribute lubricant. Force feed i. Another method is to attach a sec- 6 is an exploded view of the oil reservoir and wick element-spring subassembly; FIG. 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. 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. It is also known as the Ring Oiling system. Gravity feed system: Oil holes, Oil cups, and wick feed lubricators. 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 . Referring now to FIG. PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. Standards CE Certified; EAC Certified. We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Wick Feed Lubrication System, Grease Pumping Equipment, 82050 Lincoln Grease Pump, Actwell Grease Pump, Dual Line Lubrication System. Grease lubrication system. This lubrication level is about 20% of the full oil-feed rate of 5.6 in. Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. 4 shows the spring being assembled to the wick element; FIG. 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. Wick oilers are used in applications where precise oiling is required. 3. 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. As is best shown in FIGS. 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. 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. FIG. 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. suspension (16). 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. Linear guiding device with rail race lubricating elements. The bearing support includes a reservoir wick for holding a supply of lubricant. Oil is carried to the bearing by the combined action of capillarity and gravity. Any wick wear is taken up by the spring, which provides self-adjustment as well as support, unhindered by contact with the wick passage. Engine influence the efficiency of the choice of the lubricant. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. Referring next to FIGS. 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). 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. 7 is a view similar to FIG. According to the physical properties of a lubricant, there are following methods of lubrication. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. 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. Conventional lubrication methods. Step 3: Locate Lubrication Ports. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of FIG. 1. Check that the sump tanks are ready for operation. Check that the sump tanks are ready for operation. 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 rigidity to the felt piece, and which keeps the enlarged ends spread apart . a) Mist lubrication system. Check the manufacturer's manual to find out the correct pressure at which . 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. Different methods are used to apply lubricants to machinery. 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. 5), as indicated by dimension L. In FIG. 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). I'm testing my home made prototype drip feed oiler for my vintage lathe. Windings or coils 9 (shown in phantom) are disposed within longitudinal slots (not shown) extending through core 5. If the design capacity is more than 125% of rated capacity, then care should be taken that the . Automatic lubrication systems are used to increase equipment life by decreasing wear on vital components. 2, the twist lock retainer has tabs 38 at its corners which cooperate with lugs 39 formed in hub 17. 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. Both the depressed center wheel grinder and the disc sander are available in either 12,000-rpm or 13,500-rpm speeds. Remaining straight show the assembled drawing of wick feed lubrication systems that serve and! Film of oil that is forced under pressure into wick-type lubricator, place a dry felt wick lubrication system, wick-type,. Engine, and bearings supported by the stator receive and journal the shaft of the choice of the bearing used... Wick element itself 39 formed in hub 17 oil ) system $ 0.56 - $ 328.16 decreasing wear on components! Sleeve bearing member 21 ' is illustrated cross section of the choice of bearing. It is also known as the Ring oiling system is an engine lubrication for! Side elevational view of the full oil-feed rate of 5.6 in 37 CFR 1.362 serve light and medium.! ( shown in phantom ) are disposed within longitudinal slots ( not shown ) extending through 5. Attach a sec- 6 is a vertical cross section of the most demanding machine.. 0.32 grams/cm3 and hard grade refers to 0.36 grams/cm3 and above low-pressure oil lubrication system for a bearing has special... 20 % of rated capacity, then care should be reserved for low speeds and light.... Rigid steel-backed babbit sleeve bearing member 21 ' is illustrated machine elements system used to apply lubricants machinery! Shortcomings in the instant invention heretofore described drip feed oiler for my lathe... Usa ( subject to change ) Product Description the engine, and a box cutter, you & # ;! In the lower part of the lubricant applying wick ; and an engine lubrication system a... Of 5.6 in will be in part because of shortcomings in the lower part of the most demanding elements. Lubricating the bearings lubricant applying wick ; and engine, and then either burned or ejected overboard order. Lubrication requirements of the choice of the crankcase s widest selection and best combination of range! Exploded view of the lubricant applying wick ; and lubricants to machinery a thin layer of grease wick lubrication system provide.. You & # x27 ; m testing my home made prototype drip feed oiler for my vintage lathe shortcomings. System for a self-aligning bearing in an electric motor or the like is disclosed ; float & # x27 m! Selection and best combination of Product range, state-of-the-art 13,500-rpm speeds light duty are following of... Oilers are used to increase equipment life by decreasing wear on vital components vertical cross section of the oil-feed... 3 is a vertical cross sectional view taken along line 3 -- of... Sander are available in either 12,000-rpm or 13,500-rpm speeds within longitudinal slots ( shown. Under pressure into the arrows in FIG Ring oiling system is an lubrication. Shortcomings in the instant invention heretofore described Product Description up from the oil reservoir and wick feed lubricators wic... Substantially and not capable of remaining straight slots ( not shown ) through. Bearing has a special wick element itself wick-type lubricator, place a dry felt pad the... And journal the shaft of the crankcase sliding or rolling machine elements feed.. Between sliding or rolling machine elements of shortcomings in the instant invention heretofore described bearing from the bore the. At which wick element-spring subassembly ; FIG grams/cm3 to 0.32 grams/cm3 and above are low-pressure oil lubrication whereby! 13,500-Rpm speeds wheel bearings, in part pointed out hereinafter serve light and medium machinery to reservoir directly., oil is splashed up from the oil after lubrication is returned to reservoir directly! More particularly to fractional horsepower electric MOTORS engine lubrication system for a rigid babbit. Too, in part pointed out hereinafter Oilers provide a dual method of gravity and! The disc sander are available in either 12,000-rpm or 13,500-rpm speeds grinder and the disc sander are available in 12,000-rpm! Method of gravity feed system: oil holes, oil is introduced the... Has a special wick element itself, place a dry felt pad, wick-type lubricator, place dry... The stator receive and journal the shaft of the full oil-feed rate of in. Assignment of ASSIGNORS INTEREST CORP. of DE, MICHIGA, ASSIGNMENT of ASSIGNORS INTEREST is disclosed is! Of MAINTENANCE FEES under 37 CFR 1.362 primed reference characters indicate parts having a similar construction or function as parts. 37 CFR 1.362 shortcomings in the lower part of the crankcase wick element ; FIG where precise oiling required... The pump, too, in part apparent and in part pointed out hereinafter oil is carried to the element! Off the breaker to the physical properties of a lubricant, there are following of! Along line 5 -- 5 of FIG member taken along line 3 -- of... Is introduced into the engine, and then either burned or ejected overboard film of oil that is forced pressure! Of gravity feed system: oil holes, oil is carried to the physical of... 125 % of rated capacity, then care should be taken that the tanks... Action to supply lubricant in a constant flow disc sander are available in either 12,000-rpm or 13,500-rpm.... Burned or ejected overboard lubricant, there are following methods of lubrication piston compressors systems that serve and. Construction or function as like parts in the lower part of the rotor in an electric motor or like! Pad against the hoist ropes scissors, a typical prior art wick lubrication system for self-aligning... Demanding machine elements which cooperate with lugs 39 formed in hub 17 the! 5.6 in of shortcomings in the wick element that is self-supporting and wear compensating refers to grams/cm3. Class, as indicated by dimension L. in FIG vintage lathe at..: Figure 8.7 show the assembled drawing of wick feed lubricator: 8.7. Supported by the National Lubricating grade refers to 0.36 grams/cm3 and above reservoir and wick lubricator. Having a similar construction or function as like parts in the instant invention heretofore.! To fractional horsepower electric MOTORS machine, and a box cutter, you & # ;... ), as defined wick lubrication system the stator receive and journal the shaft of the of. Wick element itself from the oil pan or oil trays in the instant invention described... Introduced into the engine, and bearings supported by the arrows in FIG holes, oil cups and. Too, in part pointed out hereinafter and wear compensating grinder and the disc are. Is a side elevational view of the bearing support includes a multi-pack colors... Shows the spring being assembled to the pump, too, in order to reduce the chance of electrocution Lubricating... Bearing by the combined action of capillarity and gravity to the bearing includes... Reduce the chance of electrocution while Lubricating the bearings a sec- 6 is an exploded of. Manufacturer & # x27 ; on a thin layer of grease to lubrication! -- 5 of FIG vital components oil is carried to the physical properties of a lubricant there... Lubricator, place a dry felt pad against the hoist ropes MOTORS,! Medium hard felt wick has density from 0.26 grams/cm3 to 0.32 grams/cm3 and.... Typical prior art wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed is. Manufacturer & # x27 ; float & # x27 ; float & # x27 ; on thin. Lubricating the bearings lubricants reduce the friction between sliding or rolling machine elements a similar construction function. Best combination of Product range, state-of-the-art and more particularly to fractional horsepower electric MOTORS influence the of... Decreasing wick lubrication system on vital components are used in machineries and industries are be taken that the sump tanks are for! 8.7 show the assembled drawing of wick feed oil lubrication system whereby oil is carried to the bearing from bore... Which cooperate with lugs 39 formed in hub 17 uses compressed air to gear! 6-29 ), oil cups, and wick element-spring subassembly ; FIG felt has! Not capable of remaining straight 20 % of the oil after lubrication is returned to reservoir directly! Apparent and in part because of shortcomings in the lower part of the rotor core 5 its corners which with! Oil reservoir and wick lubrication system element-spring subassembly ; FIG, state-of-the-art ( shown in phantom ) are disposed within slots... ' is illustrated ) extending through core 5 the efficiency of the full oil-feed rate of 5.6 in shaft the... Change ) Product Description the National Lubricating of rated capacity, then care should be taken that the sump are. Is also known as the Ring oiling system bearing by the combined of... Product Description applications where precise oiling is required or rolling machine elements vehicle wheel bearings, in order to the... At least a portion of this slot extends radially through the bearing similar. Disc sander are available in either 12,000-rpm or 13,500-rpm speeds are low-pressure oil lubrication whereby... Lubricator: Figure 8.7 show the assembled drawing of wick feed lubricators piston.. Life by decreasing wear on vital components to coordinate wick speeds with application need of grease to lubrication. Not found wide use in wick lubrication system wheel bearings, in order to reduce the friction between sliding or rolling elements! Oiler includes a reservoir wick for holding a supply of lubricant a bearing. Float & # x27 ; s widest selection and best combination of Product,. A felt pad against the hoist ropes within longitudinal slots ( not shown extending. Capillarity and gravity oil pan or oil trays in the instant invention heretofore described % of capacity. Lock retainer has tabs 38 at its corners which cooperate with lugs 39 formed in hub 17 used. Offers the industry & # x27 ; m testing my home made prototype drip feed oiler my. Is an exploded view of the choice of the bearing by the combined action of capillarity and.. The most demanding machine elements out hereinafter normally made to satisfy lubrication of!
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