Tight end detector for tufting machines

Details Tight end detector for tufting machines Tight end detector for tufting machines

1990-08-14

1991-10-15

Nerbun, Peter

Sewing

Special machines

Embroidering

112273, 112278, 200 6118, 28187, B69H 6304, D05C 1504

Patent

active

050564420

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.

REFERENCES:
patent: Re24541 (1956-11-01), Koenig
patent: 3221683 (1965-12-01), Abelsma
patent: 3850122 (1974-11-01), Daeli
patent: 4571582 (1986-02-01), Walter
patent: 4710646 (1987-12-01), Curda et al.
patent: 4935999 (1990-06-01), Lindemann
patent: 4970974 (1990-11-01), Price

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