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

Icon_funbox Quotables

"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."

Napoleon Bonaparte ; When told of the Robert Fulton steamboat

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 33/746 - Rotating and stationary surfaces


Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein the surface of a rotatable member
No. of patents: 2
Last issue date: 05/15/2007


NumberTitleIssue Date
7216439Length measuring method and device
Devices configured to measure a length of rope moving through the device are disclosed. The devices of the present invention employ a sheave mounted for rotating within a housing. A rotation measuring assembly may determine the number of rotations of the sheave, and...
05/15/2007
4693010Measuring equipment
Apparatus for measuring the thickness of sheet material and especially for use in bank note counting machines. Two sensory elements have a measuring field, such as an electric, magnetic or ultrasonic field, maintained between them. The elements which are ...
09/15/1987
 
Sign InRegister
Username  
Password   
forgot password?