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Title:
SEAL STRUCTURE OF COLD STORAGE AND COLD STORAGE
Document Type and Number:
WIPO Patent Application WO/2021/039444
Kind Code:
A1
Abstract:
This seal structure of a cold storage comprises: a long member that has a magnetic portion configured from a magnetic material; and packing having a magnet that attracts and is attracted by the magnetic portion, a holding portion that holds the magnet, and a sealing portion that comes into close contact with the long member at a position further inward or outward of a cooling chamber than the holding portion when the cooling chamber is sealed, the packing increasing the distance between one portion of the magnet and the long member prior to increasing the distance between the other portion of the magnet and the long member during separation from the long member.

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Inventors:
TSUKUI NOBUYUKI
MORI EIICHI
DOI EIJI
Application Number:
PCT/JP2020/030914
Publication Date:
March 04, 2021
Filing Date:
August 14, 2020
Export Citation:
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Assignee:
PHC CORP (JP)
International Classes:
F25D23/02; E06B7/18
Foreign References:
JP2002098233A2002-04-05
JPS4617423Y11971-06-17
JPS50147960U1975-12-08
JPH0387460U1991-09-05
JPH0221665B21990-05-15
JPH0686296U1994-12-13
JP2002098233A2002-04-05
JP2019154911A2019-09-19
Other References:
See also references of EP 4001809A4
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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