Title:
CAGE, ANTI-FRICTION BEARING, MACHINE TOOL, AND METHOD OF MANUFACTURING CAGE
Document Type and Number:
WIPO Patent Application WO/2011/040230
Kind Code:
A1
Abstract:
A cage (14) consists of a magnesium alloy part. This magnesium alloy part is injection-molded using a mold (60) which is provided with a cavity section (61) having a shape that corresponds to the shape of the cage (14). The magnesium alloy part has a shape such that it is necessary to perform forced removal from the mold (60). Due to the above, it is possible to obtain the cage (14), which consists of a magnesium alloy part having high strength and which has a shape such that it is necessary to perform forced removal from the mold (60); an anti-friction bearing provided with the cage (14); a machine tool provided with the anti-friction bearing; and a method of manufacturing the cage (14).
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Inventors:
FUJIWARA, Hiroki (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
藤原 宏樹 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
SHIMAZU, Eiichirou (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
島津 英一郎 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
藤原 宏樹 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
SHIMAZU, Eiichirou (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
島津 英一郎 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
Application Number:
JP2010/065820
Publication Date:
April 07, 2011
Filing Date:
September 14, 2010
Export Citation:
Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
ＮＴＮ株式会社 (〒03 大阪府大阪市西区京町堀１丁目３番１７号 Osaka, 〒5500003, JP)
FUJIWARA, Hiroki (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
藤原 宏樹 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
SHIMAZU, Eiichirou (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
ＮＴＮ株式会社 (〒03 大阪府大阪市西区京町堀１丁目３番１７号 Osaka, 〒5500003, JP)
FUJIWARA, Hiroki (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
藤原 宏樹 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
SHIMAZU, Eiichirou (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
International Classes:
F16C33/44; B22D17/00; B22D17/22; F16C19/06; F16C33/41
Attorney, Agent or Firm:
Fukami Patent Office, p.c. (Nakanoshima Central Tower, 2-7 Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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