Invention Grant
- Patent Title: Tapered roller bearing
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Application No.: US14620881Application Date: 2015-02-12
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Publication No.: US09726224B2Publication Date: 2017-08-08
- Inventor: Akiyuki Suzuki , Atsushi Nagai
- Applicant: JTEKT CORPORATION
- Applicant Address: JP Osaka-shi
- Assignee: JTEKT CORPORATION
- Current Assignee: JTEKT CORPORATION
- Current Assignee Address: JP Osaka-shi
- Agency: Oliff PLC
- Priority: JP2014-040356 20140303
- Main IPC: F16C33/66
- IPC: F16C33/66 ; F16C19/54 ; F16C19/36 ; F16C43/04 ; F16C33/58 ; F16C33/60

Abstract:
A front bearing (tapered roller bearing) includes an inner ring, an outer ring, a plurality of tapered rollers, a cage, and a lubricating oil holding member. The lubricating oil holding member includes: a cylindrical portion having an axial length from a large diameter-side outer ring end surface to an end portion of the cage and capable of resisting a pressing force for press-fitting the outer ring; a fitting hook that is connected to one end of the cylindrical portion, that projects in the axial direction from an abutment surface which is in surface contact with the large diameter-side outer ring end surface, and that is fitted in an engagement groove portion provided in an outer peripheral surface of the outer ring; and a projection that projects radially inward from an inner peripheral surface of the cylindrical portion.
Public/Granted literature
- US20150247532A1 TAPERED ROLLER BEARING Public/Granted day:2015-09-03
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