Title:
METAL SHAFT ASSEMBLY STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/168073
Kind Code:
A1
Abstract:
Provided is a metal shaft assembly structure which can rigidly carry out bridging of a metal shaft, and can be easily disassembled into components and transported easily. The metal shaft assembly structure is provided with: a metal shaft 8 having a tapered section 12 and a threaded hole section 11 formed in an insertion section 10 of both axial ends; a pair of right and left support fittings 7 having a receiving cylindrical section 13 into which the insertion section 10 is inserted, the receiving cylindrical section 13 having formed on the inner surface thereof a receiving tapered section 16 corresponding to the tapered section; and a fastening fitting 9 having a threaded rod section 18 corresponding to the threaded hole section 11, the threaded rod section 18 being screwed into the threaded hole section 11 via insertion into the support fittings 7, and, through a rotational operation in the screwed state, the insertion section 10 being drawn into the receiving cylindrical section 13 and the tapered section 12 and the receiving tapered section 16 being taper-fitted.
Inventors:
NAKANISHI KOZO (JP)
Application Number:
PCT/JP2019/007708
Publication Date:
September 06, 2019
Filing Date:
February 27, 2019
Export Citation:
Assignee:
IKIIKIKAN CO LTD (JP)
International Classes:
F16B7/04; A63B1/00; F16B7/18; F16B7/20
Foreign References:
| JPS6145288U | 1986-03-26 | |||
| JP3088892U | 2002-10-04 | |||
| JP5342118B2 | 2013-11-13 | |||
| JP3228724B2 | 2001-11-12 | |||
| JP2006071066A | 2006-03-16 | |||
| JP2006275072A | 2006-10-12 |
Attorney, Agent or Firm:
KYOSEI INTERNATIONAL PATENT OFFICE (JP)
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