Title:
扉装置
Document Type and Number:
Japanese Patent JP6667250
Kind Code:
B2
Abstract:
A door device is provided with: a door 4 for opening and closing an aperture 3 formed in a storage body (housing) 2; a pair of hinge pins 65 arranged above and below the aperture 3; bearing holes 51 formed in the upper edge and lower edge of the door 4; a hinge collar 70 disposed around the lower hinge pin 65; and a protrusion 52 disposed at an edge of the lower bearing hole 51L. The door device is configured so that the hinge collar 70 and the protrusion 52 will come in contact with each other, causing the door 4 to be raised and lowered as the door 4 is opened and closed. The lower bearing hole 51L and the projection 52 are integrally formed on a corner joint (frame affixation member) 50 for affixing a frame body 42 to the peripheral edge of the door 4.
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Inventors:
Mitsuyuki Takaoka
Motohiro Kawachi
Masayuki Nishio
Motohiro Kawachi
Masayuki Nishio
Application Number:
JP2015207645A
Publication Date:
March 18, 2020
Filing Date:
October 22, 2015
Export Citation:
Assignee:
Hoshizaki Corporation
International Classes:
E05D7/081; A47F3/04; E05F1/06; E06B3/964; F25D23/02
Domestic Patent References:
| JP63241294A | ||||
| JP2001173306A | ||||
| JP4031372Y1 |
Foreign References:
| WO2011121854A1 | ||||
| WO2000065188A1 | ||||
| FR2587058A1 |
Attorney, Agent or Firm:
Akatsuki Joint Patent Office