Title:
ROD-SHAPED EXTENDABLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/034508
Kind Code:
A1
Abstract:
Provided is a rod-shaped extendable device that can have a certain strength while being reduced in weight. A rod-shaped extendable device 10 according to the present invention comprises: a fixed body 12; an extendable body 14 coupled to a cylindrical inner surface portion 24b of the fixed body 12 so as to be movable in the longitudinal direction; and a reciprocating shaft 16 provided on the axis of the fixed body 12, the extendable body 14 moving in a non-rotating state inside the fixed body 12 in the longitudinal direction as the reciprocating shaft 16 rotates, the rod-shaped extendable device 10 being characterized by that the fixed body 12 and/or the extendable body 14 has a strengthening section, which increases the strength against bending, above and/or below in the vertical direction in a region close to the opposing surface.
Inventors:
NAGAKI TAKAYUKI (JP)
Application Number:
PCT/JP2023/028387
Publication Date:
February 15, 2024
Filing Date:
August 03, 2023
Export Citation:
Assignee:
NAGAKI SEIKI KK (JP)
International Classes:
H02G1/04; H02G1/02
Domestic Patent References:
| WO2020137159A1 | 2020-07-02 |
Foreign References:
| JP2012213314A | 2012-11-01 | |||
| JP3155695U | 2009-11-26 | |||
| JPH08285178A | 1996-11-01 | |||
| JP2008253059A | 2008-10-16 |
Attorney, Agent or Firm:
OKADA, Masahiro (JP)
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