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Class Information
Number:
242/148
Name:
Winding, tensioning, or guiding
>
Strand tensioning device
> Alarm or indicator
Description:
Alarm or indicator mechanism combined with or specially adapted for use with tension devices.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
6010089
Tension control device
Jan. 4, 2000
5118046
Apparatus for detecting a yarn movement
Jun. 2, 1992
4884763
Thread signal emitter
Dec. 5, 1989
4881062
Yarn break detector for spinning and weaving machines
Nov. 14, 1989
4671187
Deropement sensor apparatus with gravity-biased, falling, magnetic member
Jun. 9, 1987
4175718
Thread brake
Nov. 27, 1979
3980988
Alarm system for vehicle shoulder harness
Sep. 14, 1976
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