Oil discharge device of upper looper mechanism in overlock sewing machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 5, 2005
Grant Date -
Jun 24, 2004
app pub date -
Dec 10, 2003
filing date -
Dec 11, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In an upper looper holder guide 7 through which an upper looper holder 12 penetrates, a first oil discharge hole 27 is opened in the edge at the upper end of a through-hole 11 and a second oil discharge hole 28 opened in the groove 26 and are branched off, the opening of the first oil discharge hole 27 contacts with the upper looper holder 12, and the opening of the second oil discharge hole 28 and groove 26 are exposed from a longitudinal hole 6 of an upper looper base 4 when the upper looper holder 12 reaches the top dead center or the bottom dead center. The oil discharge device is composed of a two-layer trochoid pump.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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