Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Vane pump having a passage area ratio between an oil supply passage area and a gas passage area

Vane pump having a passage area ratio between an oil supply passage area and a gas passage area

US Patent 8449277 · Granted May 28, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Vane pump having an oil supply passage communicating with a gas passage in the s2013
Vane pump having an oil supply passage communicating with a gas passage in the s2013
Vane pump having an oil supply passage communicating with a gas passage in the s2013
Vane pump having an oil supply passage communicating with a gas passage in the s2013
Vane pump with circulating oil supply passage2013
Vane pump with circulating oil supply passage2013
Vane type vacuum pump2012
Vane type vacuum pump2012
Vane pump2011
Vane pump2011
Vane pump2009
Vane pump2009