Description
STARTING OF COMBUSTION ENGINES (starting of free-piston combustion- engines F02B 71/02; starting of gas-turbine plants F02C 7/26); STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
F02N
Technology
Stats
- 3,446 US PATENTS IN FORCE
- 660 US APPLICATIONS PENDING
- 898 Total Patent Owners
- 9,131 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Starting apparatus having hand cranks (with intermediate power storage F02N 5/00-F02N 15/00) |
| 1/02 | Starting apparatus having hand cranks (with intermediate power storage F02N 5/00-F02N 15/00) having safety means preventing damage caused by reverse rotation |
| 3/00 | Other muscle-operated starting apparatus (with intermediate power storage F02N 5/00-F02N 15/00) |
| 3/02 | Other muscle-operated starting apparatus (with intermediate power storage F02N 5/00-F02N 15/00) having pull-cords |
| 3/04 | Other muscle-operated starting apparatus (with intermediate power storage F02N 5/00-F02N 15/00) having foot-actuated levers |
| 5/00 | Starting apparatus having mechanical power storage |
| 5/02 | Starting apparatus having mechanical power storage of spring type |
| 5/04 | Starting apparatus having mechanical power storage of inertia type |
| 7/00 | Starting apparatus having fluid-driven auxiliary engines or apparatus |
| 7/02 | Starting apparatus having fluid-driven auxiliary engines or apparatus the apparatus being of single-stroke piston type, e.g. pistons acting on racks or pull-cords |
| 7/04 | Starting apparatus having fluid-driven auxiliary engines or apparatus the apparatus being of single-stroke piston type, e.g. pistons acting on racks or pull-cords the pistons acting on screw-threaded members to effect rotation |
| 7/06 | Starting apparatus having fluid-driven auxiliary engines or apparatus the engines being of reciprocating-piston type (of internal-combustion type F02N 7/1) |
| 7/08 | Starting apparatus having fluid-driven auxiliary engines or apparatus the engines being of rotary type |
| 7/10 | Starting apparatus having fluid-driven auxiliary engines or apparatus characterised by using auxiliary engines or apparatus of combustion type (by using explosive cartridges F02N 13/00) |
| 7/12 | Starting apparatus having fluid-driven auxiliary engines or apparatus characterised by using auxiliary engines or apparatus of combustion type (by using explosive cartridges F02N 13/00) the engines being of rotary type, e.g. turbines (F02N 7/14 takes precedence) |
| 7/14 | Starting apparatus having fluid-driven auxiliary engines or apparatus characterised by using auxiliary engines or apparatus of combustion type (by using explosive cartridges F02N 13/00) the starting engines being readily removable from main engines, e.g. of portable type |
| 9/00 | Starting of engines by supplying auxiliary pressure fluid to their working chambers |
| 9/02 | Starting of engines by supplying auxiliary pressure fluid to their working chambers the pressure fluid being generated directly by combustion (by using explosive cartridges F02N 13/00) |
| 9/04 | Starting of engines by supplying auxiliary pressure fluid to their working chambers the pressure fluid being generated otherwise, e.g. by compressing air |
| 11/00 | Starting of engines by means of electric motors (arrangement or mounting of prime-movers consisting of electric motors and internal combustion engines for mutual or common propulsion B60K 6/2) |
Recent Patents
Not Available
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,716 | APPARATUSES, METHODS, AND SYSTEMS INCLUDING ENGINE HIGH-SPEED STARTING CAPABILITY | Jan 13, 23 | Apr 03, 25 | Not available |
Top Owners in This Class
| Upgrade to the Professional Level to view Top Owners for this Class.Learn More |
|---|
Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 31 Months (last 2 years Issuances)
- 31 Months (last 5 years Issuances)