Method for manufacturing a piston device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 22, 2011
Grant Date -
Nov 12, 2009
app pub date -
May 8, 2008
filing date -
May 8, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for manufacturing a piston device, comprises the following steps. Processing a first raw material to form a piston with a top surface and a bottom surface. Processing a second raw material to have the diameter of said second raw material slightly larger than the diameter of said piston. Cutting the second raw material into a plural cylinders. Mounting the annular component on the top surface or the bottom surface through the convex portion. The durability and the life cycle of the piston device can be extended by mounting the annular component onto the piston.
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