Shaft bearing

Claim 1

IN A BEARING FOR A SHAFT, A HOLLOW HOUSING OPEN AT ONE END AND PROVIDED INTERNALLY AT SAID OPEN END WITH A CIRCUMFERENTIALLY EXTENDING SHOULDER, A RING OF RESILIENT SEALING MATERIAL OVERLYING SAID SHOULDER, A COVER WITHIN THE OPENING IN SAID HOUSING, SAID COVER BEING PROVIDED WITH AN OPENING FOR THE SHAFT, MEANS FOR HOLDING THE COVER WITH ITS OUTER PERIPHERAL AREA ENGAGED WITH SAID RING OF RESILIENT MATERIAL AND WITH THE LATTER IN FLUID-TIGHT ENGAGEMENT WITH SAID SHOULDER, SEALING MEANS FOR PREVENTING LEAKAGE OF LUBRICANT AROUND THE SHAFT AT THE OPENING THEREFOR IN SAID COVER INCLUDING A SPOOL-LIKE ELEMENT HAVING A CIRCUMFERENTIALLY CONTINUOUS MAIN BODY ADAPTED FOR SLIDABLY FITTING OVER SAID SHAFT, AND A PAIR OF FLANGES RESPECTIVELY AT OPPOSITE ENDS THEREOF, SAID COVER INCLUDING MEANS EXTENDING ABOUT THE INNER PERIPHERY THEREOF AND EMBRACING SAID MAIN BODY OF THE SPOOL-LIKE ELEMENT WITH A SLIGHT CLEARANCE THEREBETWEEN, THE LAST MENTIONED MEANS INCLUDING A PAIR OF ANNULAR RECESSES RESPECTIVELY ON OPPOSITE SIDES THEREOF AND RESPECTIVELY RECEIVING SAID FLANGES WITH A SLIGHT CLEARANCE BETWEEN EACH OF SAID FLANGES AND SAID LAST MENTIONED MEANS, SAID MAIN BODY OF THE SPOOLLIKE ELEMENT AND SAID LAST MENTIONED MEANS BEING PROVIDED WITH OPPOSED GROOVES CONJOINTLY FORMING A CHANNEL DISPOSED BETWEEN SAID RECESSES AND EXTENDING ABOUT SAID MAIN BODY OF THE SPOOL-LIKE ELEMENT, AND MEANS FOR DRAINING SAID CHANNEL.