U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5979328

Vehicular Impact Signaling Device

An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 123/155 - Pneumatic


Subclass of Class 123 - Internal-combustion engines
Definition: Sparking devices differing from those defined in the second
No. of patents: 3
Last issue date: 03/06/2007


NumberTitleIssue Date
7185632Internal combustion engine and method of operating the same
An internal combustion engine (20) has a cylinder (1) wherein a piston (2) is mounted. The piston (2) drives a crankshaft (10) which is rotatably journalled in a crankcase (11). The piston (2) delimits a combustion ch...
03/06/2007
4970427Electrode arrangement for establishing a sustained electrical arc
An electrode arrangement for establishing a sustained electrical arc with a low voltage in which a pair of electrodes are initially brought together and then separated while a current is applied. The sustained arc is adapted to activate fuel flowing past ...
11/13/1990
4204511Combination ignition switch and fuel priming system
An engine comprises a combustion chamber and a fuel delivery system which communicates with the combustion chamber and is adapted for connection to a fuel source. The fuel delivery system is operative for pumping fuel into the combustion chamber, and an i...
05/27/1980
 
Sign InRegister
Username  
Password   
forgot password?