Double acting pump
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 31, 1991
Grant Date -
N/A
app pub date -
Jul 16, 1990
filing date -
Jul 16, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved double acting piston pump of the type having a shaft connected to the piston for reciprocating the piston wherein the shaft extends from the pump body. The improvement of the present invention is to reciprocate the shaft with an asymmetrical uniform motion rotary cam so that the pump delivers the same constant flow rate of a liquid being pumped during both the forward and the backward movements of the pump's 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