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Patent Searching and Data


Title:
VACUUM BOOSTER DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/084853
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a vacuum booster device such that the length of an attachment portion on the attached member side of a tie rod bolt can be increased while limiting an increase in the size of a tie rod bolt forging device. An attachment portion (rear end portion) on the attached member side of a tie rod bolt of a vacuum booster device includes a screw lower part, an extension part, and swaging part formed in that order from an end (rear end) thereof. A screw lower diameter that is the outer diameter of the screw lower part, an extension part diameter that is the outer diameter of the extension part, and a swaging part diameter that is the outer diameter of the swaging part are set to be larger in that order.

Inventors:
SAKAI Tomoyasu (2-1, Showa-cho, Kariya-sh, Aichi 88, 〒4488688, JP)
OYAMA Hiroshi (77-574 SHIMO-SHINDEN, AZA, KAMESAKI SHINDEN, KAWAGOE CHO, MIE-GU, Mie 14, 〒5108114, JP)
HIGASHI Naoki (78, Juniso, Kumanosho Kitanagoyash, Aichi 06, 〒4810006, JP)
Application Number:
JP2015/083102
Publication Date:
June 02, 2016
Filing Date:
November 25, 2015
Export Citation:
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Assignee:
ADVICS CO., LTD. (2-1 Showa-cho, Kariya-shi Aichi, 88, 〒4488688, JP)
MORIOKA INDUSTRY CO., LTD. (77-574 SHIMO-SHINDEN, AZA KAMESAKI SHINDEN, KAWAGOE CHO, MIE-GU, Mie 14, 〒5108114, JP)
MARUKICHI KOGYO CO., LTD. (78 Juniso, Kumanosho Kitanagoyashi Aichi, 06, 〒4810006, JP)
International Classes:
B60T13/567
Foreign References:
JPS622470U1987-01-09
JPH03103867U1991-10-29
JPH0377738A1991-04-03
JP2008024293A2008-02-07
Attorney, Agent or Firm:
KOBAYASHI Osamu et al. (KAWASHIMA Bldg. 2nd Floor, 19-13 Kanayamacho 1-chome, Atsuta-ku, Nagoya-sh, Aichi 02, 〒4560002, JP)
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