Title:
BANJO BOLT MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/203909
Kind Code:
A1
Abstract:
In this method for manufacturing a banjo bolt comprising a shaft portion provided internally with a longitudinal hole extending in a first direction: the shaft portion is machined from one side in a second direction intersecting the first direction to form a first lateral hole which extends in the second direction and which connects the outside of the shaft portion and the longitudinal hole, and a second lateral hole which is positioned on the opposite side to the first lateral hole with respect to the longitudinal hole, extends in the second direction and connects the outside of the shaft portion and the longitudinal hole, and which, when seen in the second direction, is larger than the first lateral hole and overlaps the entire first lateral hole; and a part of the shaft portion in which the first lateral hole is formed is machined from the other side in the second direction, through the second lateral hole, to form a third lateral hole that is larger than the first lateral hole and similar to the second lateral hole when seen in the second direction.
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| JPH04370492 | MANIFOLD AND MANUFACTURE THEREOF |
Inventors:
YOKOTA KOICHI (JP)
SHIMOKAWA SHINYA (JP)
SHIMOKAWA SHINYA (JP)
Application Number:
PCT/JP2023/008885
Publication Date:
October 26, 2023
Filing Date:
March 08, 2023
Export Citation:
Assignee:
MATSUMOTO HEAVY IND CO LTD (JP)
International Classes:
B21J5/10; B21K1/46; B23P15/00; F16B35/00
Foreign References:
| US20150192164A1 | 2015-07-09 | |||
| JP2006205257A | 2006-08-10 | |||
| JPS6272435A | 1987-04-03 | |||
| JPS491913Y1 | 1974-01-18 | |||
| JPH10184641A | 1998-07-14 | |||
| JP2001289227A | 2001-10-19 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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