The invention is directed towards several methods for forming liquid filled centers from thermoplastic materials, including methods for sealing the liquid filled centers subsequent to filling with a liquid. The methods exploit the beneficial processing characteristics of thermoplastic materials so as to provide efficient methods for producing liquid filled center cores.
申请公布号
WO9855186(A1)
申请公布日期
1998.12.10
申请号
WO1998US11451
申请日期
1998.06.02
申请人
ACUSHNET COMPANY
发明人
STANTON, LAWRENCE, E.;REID, WALTER, L., JR.;SCOLAMIERO, STEPHEN, K.;DALTON, JEFFREY, L.