Title:
RESIN HOLDER FOR BEARING, AND ROLLING BEARING
Document Type and Number:
WIPO Patent Application WO/2022/264772
Kind Code:
A1
Abstract:
This resin holder (4) comprises a plurality of column parts (41), a pair of ring parts (46), a gate part (43), and a weld part (44). The plurality of column parts (41) are disposed so as to be spaced apart along a circumferential direction (52). The pair of ring parts (46) are disposed so as to be spaced apart in the axial direction (51) of the plurality of column parts (41). The gate part (43) is formed on at least one column part (41) among the plurality of column parts (41). The weld part (44) is formed in a portion of the ring part (46) that is adjacent in the axial direction (51) to a pocket (42) formed between a pair of column parts (41) adjacent in the circumferential direction (52) among the plurality of column parts (41) and between the pair of ring parts (46). In each of the ring parts (46), a second dimension (44h) in a radial direction (53) at the weld part (44) is greater than a first dimension (41h) in the radial direction (53) at a position overlapping a column part (41).
Inventors:
INABA TORU (JP)
Application Number:
PCT/JP2022/021562
Publication Date:
December 22, 2022
Filing Date:
May 26, 2022
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C19/26; F16C33/46; F16C33/56
Domestic Patent References:
| WO2017164398A1 | 2017-09-28 |
Foreign References:
| US20210172476A1 | 2021-06-10 | |||
| JP2014092252A | 2014-05-19 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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