newTOP 200 Companies
filing patents this week

    Free Services  

  • Enter keywords & we'll notify you when a new patent matches your request (weekly update).

  • Save & organize patents so you can view them later.

  • View the last few months of your Keyword emails.

  • Patents sorted by company.

Follow us on Twitter
twitter icon@FreshPatents

Browse patents:
Next →
← Previous

Pump system having open-loop torque control

Title: Pump system having open-loop torque control.
Abstract: A pump system is disclosed. The pump system may have a pump with a displacement that is variable, and an actuator movable to adjust the displacement of the pump. The pump system may also have an electro-hydraulic valve fluidly connected to the actuator and configured to control movement of the actuator, and a variable resistor mechanically connected to at least one of the actuator and the pump. The variable resistor may be adjustable by movement of the at least one of the actuator and the pump to vary a current passing through the electro-hydraulic valve. ...
USPTO Applicaton #: #20120301325
Inventors: Bryan E. Nelson, Lawrence J. Tognetti, Jeffrey L. Kuehn

The Patent Description & Claims data below is from USPTO Patent Application 20120301325, Pump system having open-loop torque control.

← Previous       Next → Advertise on - Rates & Info

You can also Monitor Keywords and Search for tracking patents relating to this Pump system having open-loop torque control patent application.
monitor keywords

Keyword Monitor How KEYWORD MONITOR works... a FREE service from FreshPatents
1. Sign up (takes 30 seconds). 2. Fill in the keywords to be monitored.
3. Each week you receive an email with patent applications related to your keywords.  
Start now! - Receive info on patent apps like Pump system having open-loop torque control or other areas of interest.

Previous Patent Application:
Pump having port plate pressure control
Next Patent Application:
Multistage piston compressor
Industry Class:
Thank you for viewing the Pump system having open-loop torque control patent info.
- - -

Results in 0.03241 seconds

Other interesting categories:
QUALCOMM , Monsanto , Yahoo , Corning ,


Data source: patent applications published in the public domain by the United States Patent and Trademark Office (USPTO). Information published here is for research/educational purposes only. FreshPatents is not affiliated with the USPTO, assignee companies, inventors, law firms or other assignees. Patent applications, documents and images may contain trademarks of the respective companies/authors. FreshPatents is not responsible for the accuracy, validity or otherwise contents of these public document patent application filings. When possible a complete PDF is provided, however, in some cases the presented document/images is an abstract or sampling of the full patent application for display purposes. Terms/Support
Next →
← Previous

stats Patent Info
Application #
US 20120301325 A1
Publish Date
Document #
File Date
417 53
Other USPTO Classes
International Class

Your Message Here(14K)

Variable Resistor

Follow us on Twitter
twitter icon@FreshPatents

Pumps   Processes  

Browse patents:
Next →
← Previous