Title:
GLUE SUPPLY DEVICE FOR GYPSUM BOARD, GYPSUM BOARD PRODUCTION DEVICE, AND METHOD FOR PRODUCING GYPSUM BOARD
Document Type and Number:
WIPO Patent Application WO/2022/163537
Kind Code:
A1
Abstract:
Provided is a glue supply device for a gypsum board, the device supplying glue to board base paper for a gypsum board, wherein: the glue supply device for a gypsum board has a tank unit for storing the glue, a supply port which is installed on the end side of the board base paper for the gypsum board and via which the glue is supplied, and a pump unit arranged on the glue supply route between the tank unit and the supply port; and the pump unit is a positive displacement pump.
Inventors:
HIROOKA YUICHI (JP)
Application Number:
PCT/JP2022/002253
Publication Date:
August 04, 2022
Filing Date:
January 21, 2022
Export Citation:
Assignee:
YOSHINO GYPSUM CO (JP)
International Classes:
B28B1/30
Domestic Patent References:
| WO2020125914A1 | 2020-06-25 |
Foreign References:
| JP6817478B1 | 2021-01-20 | |||
| JP2016142132A | 2016-08-08 | |||
| US20180345534A1 | 2018-12-06 | |||
| JPS5034023A | 1975-04-02 | |||
| JP6817482B1 | 2021-01-20 | |||
| JPH05148001A | 1993-06-15 | |||
| JP2021010483A | 2021-02-04 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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