Device for spreading flanges
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 9, 1986
Grant Date -
N/A
app pub date -
Mar 20, 1985
filing date -
Mar 21, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for spreading two flanges (1, 2) mounted in opposite position in a pipe system (3), which device mainly comprises a conical screw element (7) to be inserted into a continuous hole of a flange, said element having an axial opening, in which fits a pressure member (6) having a pressure head face for the axial displacement of the pressure member in said opening, wherein the screw element (7) has a screwthread with at least three leads in order to adapt said device for a greater variety of hole diameters in the flanges (1, 2) and to guarantee the necessary guiding of the conical screw element (7) during insertion thereof.
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