|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||425/67 ; 425/196 ; 425/313|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 27 인용 특허 : 9|
A self-aligning pelletizer cutter hub having a self-aligning driving connection between the cutter hub and drive shaft for the hub in which the cutter hub is capable of universal pivotal movement as well as a driving connection between the drive shaft and cutter hub. The self-aligning hub includes an adapter mounted on the end of a drive shaft with the adapter having a partial spherical outer surface that matches a partial spherical inner surface or bore in the cutter hub. The adapter includes diametrically located recesses for receiving spherical balls ...
A self-aligning cutter hub for use in an underwater pelletizer connected to a drive shaft and enabling cutter blades on the cutter hub to be aligned with and move in parallel relation to a die face on an extrusion die plate, said cutter hub including a centrally located axial bore defined by an inner surface, said inner surface of the bore being partially spherical, an adapter in the form of an annular member received in said bore, said adapter including a partially spherical outer surface with the partially spherical surfaces being closely related and m...