Title:
SUBRACK DEVICE AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/223451
Kind Code:
A1
Abstract:
A subrack device (11) comprises a plurality of plug-in units (31), a backplane (41), and a subrack (21). A first ventilation hole (41a) is formed in the backplane (41). The subrack (21) has a box shape with an opening (21a) formed on one side. A second ventilation hole (24a) facing at least part of the first ventilation hole (41a) is formed on the surface of the subrack (21) facing the opening (21a). Third ventilation holes (22a, 23a) are formed in two surfaces (22, 23) of the subrack (21) which face each other in a direction intersecting the arrangement direction of the plurality of plug-in units (31).
Inventors:
WATANABE TOMOKI (JP)
KOGA TAIKI (JP)
KOGA TAIKI (JP)
Application Number:
PCT/JP2022/020638
Publication Date:
November 23, 2023
Filing Date:
May 18, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H05K7/14; H05K7/20
Foreign References:
| JP2017091315A | 2017-05-25 | |||
| JP2017005001A | 2017-01-05 | |||
| JP2010027759A | 2010-02-04 | |||
| JPS56140699A | 1981-11-04 | |||
| JP2008159999A | 2008-07-10 | |||
| JP2017084906A | 2017-05-18 | |||
| JPS6219796U | 1987-02-05 |
Attorney, Agent or Firm:
KIMURA Mitsuru (JP)
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