Vane pump and vane pump manufacturing method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 12, 2018
Issued Date -
Mar 9, 2017
app pub date -
Mar 4, 2015
filing date -
Mar 13, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vane pump includes a rotor; a plurality of vanes; a cam ring; and a pump body having an accommodating concave portion accommodating the cam ring. The cam ring includes a ring fitting portions formed in a plurality of regions on an outer circumference and a ring small-diameter portions formed on the outer circumference so as to have an outer diameter smaller than those of the ring fitting portions. The accommodating concave portion has a body fitting portion to which the ring fitting portions is fitted and a body large-diameter portions formed on the inner circumference in a plurality of regions so as to have an inner diameter lager than that of the body fitting portions.
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