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

Icon_funbox Bizarre Patents

Patent No. 5100138

Motorized Mobile Boxing Robot

A simulation environment for the sport of boxing utilizing a robotic machine interface system which carries a person

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 123/54.8 - More than eight cylinder


Subclass of Class 123 - Internal-combustion engines
Definition: Multiple cylinder engine wherein the total number of cylinders
No. of patents: 6
Last issue date: 03/20/2012


NumberTitleIssue Date
8136490Multi-piston camwheel engine
An engine is disclosed. In one implementation, the engine includes a camwheel mounted to an output shaft. Eighteen cylinder-enclosed pistons are positioned in a circular plane about the camwheel such that the radius of the circular plane and the camwheel are coplana...
03/20/2012
6907848Connecting rod with lubricant tube
A connecting rod includes a connecting rod body having a crank arm bore formed in a first end and a pin bore formed in a second end. A tube is connected to the body for carrying lubricant from the first end to the second end. ...
06/21/2005
6076489V-type internal combustion engine arrangement
For a compact arrangement of a relatively large number of cylinders, the specification discloses a V-type engine having first and second rows of cylinders which are arranged relative to each other so as to form a V-shape, with a third row of cylinders loc...
06/20/2000
5351663V-type engine
V-type engine has intake and exhaust valves for each cylinder, the intake valve being inclined at an angle relative to a center line of each cylinder bore larger than an angle relative to the center line at which the exhaust valve is inclined, and having ...
10/04/1994
5095871Reciprocating engine with two cylinder banks arranged in a V-shape
In the case of a multi-cylinder reciprocating engine in a V-construction, the crankshaft drives the camshafts and an output shaft to the clutch in a center plane of the engine by means of gear drives. The crankshaft, also by means of gear drives, drives t...
03/17/1992
50564724-cycle 12-cylinder engine
A four cycle, 12-cylinder engine includes four cylinder groups each having three cylinders located adjacent to each other. The cylinders in each cylinder group have intake strokes which are apart one from another by 240° in terms of angle of rotation of ...
10/15/1991
 
Sign InRegister
Username  
Password   
forgot password?