Title:
【発明の名称】タンクの通気筒
Document Type and Number:
Japanese Patent JP3073472
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To reduce the manufacturing cost of the whole of a ventilation cylinder by reducing the number of parts and also reducing the number of working processes required for assembly. SOLUTION: A cylindrical body 14 is protruded on a venting hole 12 formed on a top plate 11a of a tank 11. A cover 16 covering the vicinity of an upper end opening 14a of the cylindrical body 14 is provided, and a punching plate 17 is set between the cover 16 and the cylindrical body 14. Engaging sections for engaging and supporting the punching plate 17 are provided on the inner peripheral face of the cover 16 and the outer peripheral face of the cylindrical body 14.
Inventors:
Masao Koido
Makoto Maruta
Makoto Maruta
Application Number:
JP28048797A
Publication Date:
August 07, 2000
Filing Date:
October 14, 1997
Export Citation:
Assignee:
Morimatsu Research Institute, Ltd.
International Classes:
B65D88/76; B65D88/74; B65D90/34; (IPC1-7): B65D90/34; B65D88/74
Domestic Patent References:
| JP176498U | ||||
| JP431725U | ||||
| JP5931664U | ||||
| JP63156996U | ||||
| JP57191410U | ||||
| JP86841Y2 |
Attorney, Agent or Firm:
Hironobu Onda