发明名称 NADELLAGER FUER UNTERWALZEN VON STRECKWERKEN AN SPINNEREIMASCHINEN.
摘要 1,057,378. Bearings. W. SCHAEFFLER, and G. SCHAEFFLER, [trading as INDUSTRIEWERK SCHAEFFLER oHG]. May 14, 1964 [May 16, 1963], No. 20124/64. Heading F2A. In a needle-roller bearing for a lower roller of a drafting mechanism in a spinning machine, an outer race (2), Fig. 2 (not shown), for a plurality of needle-rollers (6) is lodged in a bore formed in a U-shaped housing (1) which may be made of a synthetic-plastics material. Flexible sealing-members (9) having lips (11) may be provided on either side of the race, these members being made of a synthetic-plastics material. The needles are situated in a cage (5) and may be lubricated through a passage (7) containing a nipple (8). In a modification, Fig. 3 (not shown), a sealing member (9) is provided on one side of the race, a sealing lip (12) on the other side of the race being integral with the housing. In a further modification. Fig. 4 (not shown), sealing members (13) are press-fitted in said bore on either side of the race, each member being provided with a lip (14). In another modification, Fig. 5 (not shown), the housing comprises two identical halves (1, 1<SP>1</SP>) which abut each other in a plane lying transversely of the axis of said bore, a sealing lip (12) being formed integrally with each half of the housing. The race (2) may be drawn from sheet metal.
申请公布号 DE1875796(U) 申请公布日期 1963.07.18
申请号 DE1963J011618U 申请日期 1963.05.16
申请人 INDUSTRIEWERK SCHAEFFLER O.H.G. 发明人
分类号 D01H5/56;D01H5/74 主分类号 D01H5/56
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