4. Internal-combustion engines
  5. Poppet valve operating mechanism
  6. With means for varying timing

P. Douglas Free

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Dampened pressure regulating and load cell tappet

Internal-combustion engines – Charge forming device – With fuel pump
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Early exhaust valve opening control system and method

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Liquid cooled fuel injection valve and method of operating a...

Fluid sprinkling – spraying – and diffusing – With heating or cooling means for the system or system fluid – In terminal element
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Multiple nozzle ejector for wastegated turbomachinery

Power plants – Fluid motor means driven by waste heat or by exhaust energy... – With supercharging means for engine
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

P. Douglas Free does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with P. Douglas Free, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and P. Douglas Free will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-509304

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure