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

Icon_funbox Bizarre Patents

Patent No. 6368227

Method of swinging on a swing

A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.

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 74/83 - Associated inertia devices


Subclass of Class 74 - Machine element or mechanism
Definition: Mechanisms, in which the motion is changed by inertia devices.
No. of patents: 4
Last issue date: 04/01/2003


NumberTitleIssue Date
6539820Method and system for transmission utilizing centrifugal clutch to overcome transmission tooth-butt
A control system/method controls a vehicular automated transmission system so as to overcome a tooth butt condition. The automated transmission system including an internal combustion engine having an engine output member, a multiple speed change gear tra...
04/01/2003
5725449Impact pulley
An impact pulley apparatus and method are provided for use with a high-speed media processing apparatus by driven attachment to the rotatable shaft of a motor associated therewith to absorb impact energy caused by the high-speed media processing apparatus...
03/10/1998
4742722Inertial transmission
A transmission unit is provided for converting torque to angular velocity and angular velocity to torque using angular momentum. The conversion is automatically accomplished in a stepless fashion using inertial masses which, preferably, move along spheric...
05/10/1988
4062245Motion restraining device
A motion-restraining device for dissipating at a controlled rate the force of a moving body. The device is characterized by a drive shaft adapted to be driven in rotation by a moving body connected thereto through a tape wound about a reel mounted on the ...
12/13/1977
 
Sign InRegister
Username  
Password   
forgot password?