Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1983-06-17
1986-02-18
Swann, III, Glen R.
Communications: electrical
Condition responsive indicating system
Specific condition
28187, 66163, 139354, 340668, 340675, G08B 2100
Patent
active
045715823
ABSTRACT:
A fault pre-warning device for use in tufting machines has a switching strip (11) over which the carpet web is guided in such a way that the switching strip (11) is acted on by a defined force in the switching direction. On the occurrence of excessive tension in one or more of the warp threads the switching strip (11) initiates a switching process.
REFERENCES:
patent: 2825119 (1958-03-01), Heffelfinger et al.
patent: 3221683 (1965-12-01), Abelsma
patent: 3938119 (1976-02-01), Schwartz
patent: 4364247 (1982-12-01), Muns-Magem et al.
Erwin Sick GmbH - Optik-Elektronik
Swann III Glen R.
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