Overlock sewing machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 20, 1990
Grant Date -
N/A
app pub date -
Nov 24, 1989
filing date -
Nov 24, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
There is disclosed an overlock sewing machine. The overlock sewing machine includes a looper switching unit for selecting an overlocking operative state or overlocking inoperative state, a needle clamp member having a first needle holding hole in which two needles are mounted separately in the manner that the two needles are positioned in parallel and a second needle holding hole positioned slightly eccentrically at the front side of the cloth feeding direction and perpendicular to the cloth feeding direction, whereby eight types of overlocking operations and one type of double-loop stitching operation can be effected.
First Claim
Family
International Classification(s)
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