Chain welding machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 8, 1980
Grant Date -
N/A
app pub date -
Dec 19, 1978
filing date -
Dec 27, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A chain welding machine has a first cam-operated linkage for rapidly movingpsetting dies into and away from the ends of a link to be welded and a second hydromechanical linkage for applying upsetting force to the ends of the link. The upsetting force is controlled by hydraulic pressure which is regulated as a function of time by a cam-controlled pressure-limiting valve.
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