Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Spark plug for an internal combustion engine










Image Number 5 for United States Patent #6794803.

At least one of a center electrode and a ground electrode of an engine spark plug is a Ni-base alloy containing, in weight percentage, 0.5.about.2.5% Si, 0.1.about.1.2% Mn, 3.2.about.5.0% Al, 0.9.about.2.8% Cr, 0.001.about.0.025% C in addition to Ni and unavoidable impurities. And, a value S/V is in a range from 1.7 mm.sup.-1 to 3.9 mm.sup.-1 when `S` represents a surface area of the ground electrode and `V` represents a volume of the ground electrode.








 
 
  Recently Added Patents
Mobile device case with storage compartment
Method of fabricating solid electrolytic capacitor and solid electrolytic capacitor
Sensor coating
High gradient lens for charged particle beam
Wristband with detachable labels
Context data in UPNP service information
Network based technique for obtaining operator identifier for mobile devices
  Randomly Featured Patents
USB key apparatus for interacting with a USB host via a USB port
Flag unfurler arrangement
Method for preparing a laminate
Drain fitting
Gas burner
Non-spattering hygienic napkin for men
Engineering and automation system
Microprocessor configured to execute a prefetch instruction including an access count field defining an expected number of access
Process for the continuous manufacture of solid alkaline silicates
Scan converter