Title:
面状採暖具の製造方法および面状採暖具
Document Type and Number:
Japanese Patent JP7428375
Kind Code:
B2
Abstract:
To suppress the overlap of heating wires.SOLUTION: A manufacturing method of planar warming equipment 100 including planar upper member 111 and lower member 112, and a heating wire 120 includes a step of arranging the heating wire 120 forming a straight line portion 122 arranged substantially in parallel and a folded-back portion 123 connecting the straight line portions 122 between the lower member 112 and the upper member 111, and a step of joining the upper member 111 and the lower member 112 at positions on both sides of the straight line portion 122 of the heating wire 120.SELECTED DRAWING: Figure 2
Inventors:
Hiroshi Ishikawa
Application Number:
JP2020028182A
Publication Date:
February 06, 2024
Filing Date:
February 21, 2020
Export Citation:
Assignee:
Hiroden Co., Ltd.
International Classes:
A47G27/02; H05B3/20; H05B3/10; H05B3/34
Domestic Patent References:
| JP50016263Y1 | ||||
| JP58152390A | ||||
| JP45275Z1 | ||||
| JP61126793A | ||||
| JP58133292U | ||||
| JP2012164547A | ||||
| JP50009221U |
Foreign References:
| GB272527A | ||||
| US1994759 |
Attorney, Agent or Firm:
Koetsu Kokubun
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