섬유
Seam protecting device for drum grinding or raising machine
- 출판일1995.09
- 저자
- 서지사항
- 등록일
2016.11.02
- 조회수
612
The seam protecting device, adapted to prevent threads connecting adjoining pieces from breaking, consists of at least a pair of ring-like elements which turn about bearing means and a drum, to which there is applied a cusp element. IPC D06C.