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Title:
MICROWAVE DRYER
Document Type and Number:
Japanese Patent JP2012172875
Kind Code:
A
Abstract:

To perform drying by continuous and efficient microwaves by preventing a decrease in airtightness and influences on a weighting instrument by leakage of the microwaves in a microwave dryer.

The microwave dryer 1A includes: a drying chamber body 5A provided with an opening part 3 for storing dried objects; an open/close door 7A attached to the opening part 3 in an openable/closable state; a microwave irradiator which is attached to the drying chamber body 5A and irradiates the dried objects with microwaves; a seal structure 13 provided with a seal member 11 which is positioned on facing surfaces of the drying chamber body 5A and the open/close door 7A to make an inside of a drying chamber 25A airtight when the open/close door 7A is in a closed state; and a microwave leakage prevention mechanism 21 which is provided on a middle passage 63 between the opening part 3 and the seal structure 13 and is of a double choke integral structure where a first choke 17 and a second choke 19 are successively arranged facing each other in a circumferential direction at prescribed intervals.


Inventors:
OKAMURA KUNIYASU
Application Number:
JP2011000033782
Publication Date:
September 10, 2012
Filing Date:
February 18, 2011
Export Citation:
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Assignee:
SEIKO ENGINEERING KK
International Classes:
F26B3/347; F26B23/08; H05B6/76
Domestic Patent References:
JP2004218967A2004-08-05
JP2008220327A2008-09-25
JPS61156690A1986-07-16
JPH0273507U1990-06-05
JPS63172828A1988-07-16
JPH02281591A1990-11-19
Attorney, Agent or Firm:
石垣 達彦