公开(公告)号：US20210388975A1

公开(公告)日：2021-12-16

申请号：US17346985

申请日：2021-06-14

申请人： Piotr Kuzniar

发明人： Piotr Kuzniar

IPC分类号： F21V29/60 ,  B33Y80/00 ,  B29C63/00 ,  F21V15/01

摘要： A head housing for curing of resin pipeline lining used in heads for curing inner pipeline resin linings with significantly increased heat dissipation efficiency, having at least one cooling passage (6), which length S is more than twice the length L of the longitudinal part (1) of this housing.

公开(公告)号：US11686464B2

公开(公告)日：2023-06-27

申请号：US17346985

申请日：2021-06-14

申请人： Piotr Kuzniar

发明人： Piotr Kuzniar

IPC分类号： F21V29/60 ,  B33Y80/00 ,  B29C63/00 ,  F21V15/01 ,  B29L23/00

CPC分类号： F21V29/60 ,  B29C63/0004 ,  B33Y80/00 ,  F21V15/01 ,  B29L2023/22

摘要： A head housing for curing of resin pipeline lining used in heads for curing inner pipeline resin linings with significantly increased heat dissipation efficiency, having at least one cooling passage (6), which length S is more than twice the length L of the longitudinal part (1) of this housing.