Tight end detector for tufting machines
US5056442A · kind A · utility
1Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1990 |
| Grant date | Oct 15, 1991 |
| Priority date | — |
| Expiry date | Aug 14, 2010 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05C15/18
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A tight end detector for tufting machines is disclosed which includes a modular switch bar assembly, a switch contact forming PC board thereon having a conductive stripe, insulating strip, a leaf-metal electrical contact member having parallel contact finger formations overlying the conductive stripe of the PC board and a thin cover layer overlying the bar, PC board, insulating strip, and electrical contact member to provide a wear surface against which yarn ends of the tufting machine may bear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.