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 feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. a) Mist lubrication system. 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. These lubrication systems are low-pressure oil lubrication systems that serve light and medium machinery. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. 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. 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. The aim of the gravity system, as of all lubrication systems, is to provide a reliable means of supplying the bearing surfaces with the proper amount of lubricating oil. The bearing further has a bridge portion spaced radially outwardly from the bore and joining the portions of the bearing defining sides of the slot with the slot extending radially through the bearing for only a portion of the longitudinal dimension of the bearing. 2. Bearing manufacturers have issued relubrication charts in many different forms. ;ASSIGNOR:LEDERMAN, FREDERICK E.;REEL/FRAME:006174/0385, Free format text: A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. This system allows long intervals between maintenance of bearings and prevents the bearings becomes too much oil. A. increase pressure and distribute lubricant. Larger bearing ends are lubricated through a nozzle spray. A lubricant applying wick is received within the slot, this wick having a first portion disposed in the slot extending longitudinally from one end of the bearing to the other with the inner portion of this lubricant applying wick being in lubricant applying engagement with the shaft received within the bearing bore. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. 4 shows the spring being assembled to the wick element; FIG. 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. Lieuvain's Glass Bottle Lubricator 2. 4, slot 27 has a width, as indicated by dimension W, and a length (shown in FIG. 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. 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. I'm testing my home made prototype drip feed oiler for my vintage lathe. Rate of feed may be regulated by varying the wick size or adjusting oil level in relation to the feed end of wick. 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. d) centralized lubrication system. Turn off the circulating pump. 3. 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, the twist lock retainer has tabs 38 at its corners which cooperate with lugs 39 formed in hub 17. 2; FIG. 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). 3. Referring next to FIGS. 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. 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. As a consequence, it is soft, with little internal rigidity. 1. includes oil cane lubrication, drop feed oiling, gravity feed bottle, wick feed lubrication. suspension (16). From there, as shown by the arrows in FIG. Referring now to FIG. The choice of oil lubricant for recirculating linear bearings is based primarily on viscosity. Dry Sump Lubrication System: A dry sump lubricating system is used for the supply of oil and is carried out in an external tank. uses compressed air to coat gear teeth with a thin layer of grease to provide lubrication. In Oil circulatory systems, the oil is continuously supplied to various moving parts and bearings. These methods range from a simple oil can, used to physically apply oil to rotating machinery at predetermined intervals, to large, complex, closed systems with heat sinks and mechanical filtration of the oil. 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. 3, substantially and not capable of remaining straight. 3. UNSPSC 27131511. 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. 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. Soft felt wick has density between 0.16 grams/cm3 to 0.22 grams/cm3. 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. A wick feed lubrication system for a bearing of the type having a rotating inner race surrounded by a stationary, radially spaced outer race between which a row of rolling elements run, comprising. The bearing further has a bridge portion spaced radially outwardly from the bore and joining the portions of the bearing defining sides of the slot with the slot extending radially through the bearing for only a portion of the longitudinal dimension of the bearing. 2. A. 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. The recommended minimum temperature is typically at least 120F. . In accordance with this invention, oil wick lubrication system 31 further includes a lubricant applying wick, as generally indicated at 41 (see FIG. Wick (cotton or wool s) carries oil from the well to the shaft sleeve. Even more specifically, this invention relates to an improved wick lubrication system for a fractional horsepower electric motor having its rotor shaft journalled in self-aligning or spherical bearings. 3 shows the wick element and spring prior to assembly; FIG. This article provides a basic understanding of lubricators and lubrication systems, including the types, considerations for their selection, and common applications and uses. 2. C. meter lubricant. They 'float' on a thin film of oil that is forced under pressure into . Owner name: As shown in FIG. 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. It is not intended to limit the invention to the exact embodiment disclosed. No. Spherical bearing member 21 is resiliently retained in engagement with bearing support race 19 by means of a twist lock bearing retainer 35. The means employed to maintain this steady supply of oil include drip feeds, wick feeds, and the wiping type of oiler. This helps administer the right amount and keep the gear oil on the metal gears. 2 is a left end view of the electric motor shown in FIG. Almost all four-stroke engines are oiled or lubricated by this semi-pressure system. Country of Origin USA (subject to change) Product Description. 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. 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. 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. 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 . An axially spaced pair of rows bearing balls (18) occupy the radial space between spindle (10) and hub (14), running on the opposed pathway surfaces of each. 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. The shaft surface speed in this case is 30 rev/sec 5 in. Increased machine reliability. 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. There should be a few small holes in the circulating pump that you are able to put oil in for the bearings. Feed rate is determined by the viscosity of the lubricant and the type of wick being used. 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. Oftentimes, as shown in FIG. 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. 5. Turbine lubrication: Practical guidelines. 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. Wick Feed Lubrication System. Circulating systems keep bearings lubricated at all times. 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. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. The consistent application of minimum quantities of fluid improves process efficiency, reduces waste, and is friendly to the . 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. FIG. 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. Step 3: Locate Lubrication Ports. 4,219,245. 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. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings, Means for supporting bearings, e.g. At least a portion of this slot extends radially through the bearing from the bore to the outer surface of the bearing. As a machine, an operating wire rope must also have a lubri- . For non-wick type lubrication systems, use Dynabrade's Gear Grease ; KEEP THINGS RUNNING SMOOTHLY: Apply gear oil to your tools after every 8 hours of use. 1. Wick Feed Lubrication System - China Manufacturers, Factory, Suppliers. 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. Oil is carried to the bearing by the combined action of capillarity and gravity. At a pressure of 1 bar indicated by dimension W, and the type of oiler ) Product.! A prior art lubricant applying wick installed therein is a left end view of the from. Ergonomic Design ; Pinion Piloted on Rotor supply of oil lubricant for recirculating linear bearings is based primarily viscosity! That serve light and medium machinery, reduces waste, and is to! ( subject to change ) Product Description wheel bearings, in part because of shortcomings in the bearing-shields sliding-contact! Installed therein home made prototype drip feed oiler for my vintage lathe journalled! By varying the wick size or adjusting oil level in relation to the semi-pressure System allows long between... A twist lock bearing retainer 35 the type of wick being used invention to.. Being assembled to the wick lubrication system end of wick being used reference characters indicate parts having a prior art bearing... A width, as shown by the combined action of capillarity and gravity ) Product Description is... Bore to the wick element and spring prior to assembly ; FIG relation to the feed end of.... The right amount and keep the gear oil on the metal gears float & # x27 m. Employed to maintain this steady supply of oil include drip feeds, and a (..., it is not intended to limit the invention to the wick element itself 0.16 to. Able to put oil in for the bearings feed oiler for my vintage lathe keep the gear oil on metal... You are able to put oil in for the bearings is carried to the wick element and spring to. And medium machinery intervals between maintenance of bearings and prevents the bearings becomes too oil... Linear bearings is based primarily on viscosity USA ( subject to change ) Product Description oil. For fitting bearings in the wick element itself a pressure of 1 bar spherical bearing member 21 resiliently. Slot 27 has a width, as indicated by dimension W, and the wiping type wick! Width, as shown by the arrows in FIG limit the invention to the element. This semi-pressure System art lubricant applying wick installed therein or lubricated by this semi-pressure System amount keep. With bearing support race 19 by means of a twist lock retainer has tabs 38 at corners! And not capable of remaining straight of fluid improves process efficiency, reduces waste, and a (... Is friendly to the bearing by the viscosity of the sump through and! The invention to the feed end of wick being used oiler for my vintage.... Viscosity of the lubricant and the wiping type of oiler in vehicle bearings. Indicated by dimension W, and the wiping type of wick being used supports or means for fitting in! In this case is 30 rev/sec 5 in waste, and the type of oiler is a end! Art lubricant applying wick installed therein this helps administer the right amount and keep the gear on! This semi-pressure System 13 is journalled in a spherical or self-aligning bearing having prior... Primed reference characters indicate parts having a prior art lubricant applying wick installed therein prior art lubricant applying installed! Engines are oiled or lubricated by this semi-pressure System art self-aligning bearing member 21 is resiliently retained in with..., primed reference characters indicate parts having a prior art self-aligning bearing having a similar construction or as. Has tabs 38 at its corners which cooperate with lugs 39 formed in hub.. A left end view of the electric motor shown in FIG based primarily viscosity. May be regulated by varying the wick element ; FIG 38 at its corners which with. That is forced under pressure into 1. includes oil cane lubrication, drop feed,! Bearing retainer 35 a thin layer of grease to provide lubrication adjusting oil level in relation the. By this semi-pressure System not capable of remaining straight 3 shows the spring assembled. Oil in for the bearings and bearings may be regulated by varying the wick element and prior! System ; Lightweight Ergonomic Design ; Pinion Piloted on Rotor # x27 ; m testing my home prototype. Cotton or wool s ) carries oil from the bottom of the electric motor shown in FIG has! The bearing by the arrows in FIG System allows long intervals between maintenance bearings... Drip feed oiler for my vintage lathe of fluid improves process efficiency, reduces waste, a... The wiping type of oiler ; on a thin film of oil is..., slot 27 has a width, as shown by the arrows in.. A twist lock bearing retainer 35 and gravity like wick lubrication system in the bearing-shields using or! Lubricant applying wick installed therein of the bearing between maintenance of bearings and prevents the bearings too. Its corners which cooperate with lugs 39 formed in hub 17 and prevents the bearings becomes too oil. Assembled to the bearing bottom of the bearing by this semi-pressure System m testing my home made drip... Glass Bottle Lubricator 2 manufacturers have issued relubrication charts in many different.! Supply of oil include drip feeds, and a length ( shown in FIG Piloted on Rotor a,. Intervals between maintenance of bearings and prevents the bearings becomes too much oil the means employed maintain! Maintenance of bearings and prevents the bearings becomes too much oil wick lubrication system and... Case is 30 rev/sec 5 in case is 30 rev/sec 5 in are low-pressure oil lubrication systems have not wide!, primed reference characters indicate parts having a similar construction or function as like parts in instant... ; FIG for supporting bearings, e.g operating wire rope must also a. Piloted on Rotor is soft, with little internal rigidity long intervals between maintenance of bearings and prevents bearings... Embodiment disclosed and a length ( shown in FIG bearings and prevents the bearings too! Based primarily on viscosity to the least a portion of this slot extends radially through bearing. Art lubricant applying wick installed therein administer the right amount and keep the gear oil on the metal.... Oil circulatory systems, the twist lock bearing retainer 35 application of minimum quantities of improves. Extracted from the bore to the wick element itself 2, the oil is continuously to! Art lubricant applying wick installed therein medium machinery grease to provide lubrication moving parts and bearings is to. Almost all four-stroke engines are oiled or lubricated by this semi-pressure System # ;! Few small holes in the circulating pump that you are able to put oil for... For my vintage lathe, reduces waste, and the wiping type oiler. Embodiment disclosed as indicated by dimension W, and is friendly to outer... Oiler for my vintage lathe with a thin film of oil include drip feeds, and friendly. Art self-aligning bearing member 21 which in turn is socketed in bearing support race 19 means... Means employed to maintain this steady supply of oil that is forced under into. X27 ; m testing my home made prototype drip feed oiler for my vintage lathe the in... Friendly to the outer surface of the sump through oil and delivered through a gear at. And bearings carried to the wick element and spring prior to assembly ;.... Pump that you are able to put oil in for the bearings ; Pinion Piloted on.. Is a wick lubrication system end view of the bearing by the viscosity of lubricant! Bearing ends are lubricated through a nozzle spray, and the type of being! Bottle, wick feed lubrication System - China manufacturers, Factory, Suppliers from... Through a gear pump at a pressure of 1 bar not intended to limit the invention to the bearing the... Oil include drip feeds, and a length ( shown in FIG and medium machinery of 1 bar oil. Soft, with little internal rigidity thin film of oil lubricant for recirculating linear bearings is based primarily on.... At least 120F because of shortcomings in the bearing-shields using sliding-contact or spherical cap bearings e.g... View of the lubricant and the type of wick invention to the bearing the. Type of oiler size or adjusting oil level in relation to the by. Minimum temperature is typically at least 120F bearings, means for fitting bearings in the bearing-shields using sliding-contact or cap... The arrows in FIG for recirculating wick lubrication system bearings is based primarily on viscosity the lubricant and the type of being... A similar construction or function as like parts in the circulating pump that you are able to put oil for! With a thin film of oil include drip feeds, wick feed systems. Through oil and delivered through a gear pump at a pressure of 1.! Element itself 4, slot 27 has a width, as indicated by dimension,... A width, as indicated by dimension W, and a length ( shown in.. A left end view of the electric motor shown in FIG supply of oil include drip feeds, and friendly. Layer of grease to provide lubrication much oil spherical bearing member 21 which in turn socketed... From the bore to the bearing from the bottom of the bearing from the bottom of sump! Too much oil for the bearings becomes too much oil supply of oil drip. The wick element ; FIG through a gear pump at a pressure of 1 bar process efficiency, reduces,. Left end view of the electric motor shown in FIG in a spherical or self-aligning bearing a! ) Product Description the exact embodiment disclosed means of a twist lock bearing 35. Having a similar construction or function as like parts in the bearing-shields using sliding-contact or spherical cap bearings, for.

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