Permanent electrical contact applicable to the web of rails and the like
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 22, 2015
Grant Date -
Sep 19, 2013
app pub date -
Mar 13, 2013
filing date -
Mar 15, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A permanent electrical contact applicable to the web of rails. The contact comprises a bush in electrically conductive material having a tubular stem suitable for inserting in a hole in the web of a rail, a flanged head radially widened compared to the stem and suitable for engaging in abutment with a portion surrounding the hole, and an axial through hole in which a punch can be inserted to expand the tubular stem radially and join a radially outer surface of the stem closely with the hole. At least a portion of the outer surface of the stem is substantially made of a first conductive metal and at least a portion of the flanged head is substantially made of a second conductive metal different from the first conductive metal.
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