{"number":"US12697639B2","kindCode":"B2","documentType":"grant","title":{"original":"Glue supply apparatus for gypsum board, gypsum board manufacturing apparatus, and gypsum board manufacturing method","english":"Glue supply apparatus for gypsum board, gypsum board manufacturing apparatus, and gypsum board manufacturing method"},"abstract":{"original":"A glue supply apparatus for a gypsum board supplies glue to a board base paper of the gypsum board. The glue supply apparatus includes a tank section configured to store the glue; a supply port disposed near an end of the board base paper of the gypsum board and configured to supply the glue; and a pump section disposed on a glue supply path between the tank section and the supply port. The pump section is a positive displacement pump.","english":"A glue supply apparatus for a gypsum board supplies glue to a board base paper of the gypsum board. The glue supply apparatus includes a tank section configured to store the glue; a supply port disposed near an end of the board base paper of the gypsum board and configured to supply the glue; and a pump section disposed on a glue supply path between the tank section and the supply port. The pump section is a positive displacement pump."},"applicants":["YOSHINO GYPSUM CO., LTD."],"inventors":["Yuichi HIROOKA"],"filingDate":"2023-07-05","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697639B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697639B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697639B2","ja":"https://downloadpatent.com/ja/patent/US12697639B2"}}