Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Spark plug for internal combustion engine and method of manufacturing the same










Image Number 5 for United States Patent #8115372.

A spark plug for an internal combustion engine, includes: a cylindrical insulating body; a center electrode; a cylindrical metal shell; and a ground electrode, as defined herein, wherein the noble metal tip is bonded to the ground electrode via a molten bond, and when viewed in a cross-section including a center axis of the noble metal tip along a longitudinal direction of the ground electrode, a sum of a cross-sectional area of a base-end-side molten bond (A) positioned at a base end side of the ground electrode and a cross-sectional area of a front-end-side molten bond (B) positioned at a front end side of the ground electrode is equal to or greater than 4 mm.sup.2, and the cross-sectional area of the front-end-side molten bond (B) is 1.1 to 1.3 times greater than that of the base-end-side molten bond (A).








 
 
  Recently Added Patents
DKK1 oncogene as therapeutic target for cancer and a diagnosing marker
Process for producing a plasma protein-containing medicament with reduced concentration of citrate and metals
Liquid crystal display device
Systems and methods for switching supply load current estimation
Radio communication device and sequence length adjusting method
Vehicle and communication monitoring
Asset control in location tracking system
  Randomly Featured Patents
Phenolic recycle solvent in two-stage coal liquefaction process
Method for controlling a supercharged engine, particularly an indirect injection engine, and engine using such a method
N-acyl-N-naphthoylglycines as aldose reductase inhibitors
Method for compression of object code interpreted by tree-structured expression factorization
Interchangeable objective for integrated rangefinder cameras
Sterilizable flexible pouch package
Tote bag
Data processing apparatus and method for use in a 0.5K mode interleaver in a digital video broadcasting standard including DVB-Terrestrial2
Display apparatus
Microsurgical needle holder