Device for producing a leno selvedge for a loom with heald frames
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 11, 2001
Issued Date -
N/A
app pub date -
Mar 3, 2000
filing date -
Oct 4, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for producing a leno selvedge for a loom receives a weft thread and comprises: heald frames which form a shed. The device comprises an electric motor with a rotor having two guide elements for doup ends, and a control system. The electric motor is driven by the control system. In one embodiment, the control system of the electric motor is given a pilot pulse generated from the opening or closing of the shed at the very moment when the loom is starting to open or to close the shed. In another embodiment, the control system of the electric motor is given a pilot pulse, generated by the insertion of or completion of the insertion of, the weft thread, at the very moment when the insertion of the weft thread is starting or when the weft insertion has been accomplished.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully