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

Icon_funbox Bizarre Patents

Patent No. 5593111

Safety System For Remove a Rider From a Vehicle by Deploying a Parachute

Methods and apparatus for reducing the velocity of a rider in or on an open cockpit vehicle when the rider is thrown from the vehicle.

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 399/22 - Misstrip of copy


Subclass of Class 399 - Electrophotography
Definition: Subject matter wherein a means or method is provided for
No. of patents: 51
Last issue date: 12/02/2008


  2  
NumberTitleIssue Date
4833506Method and apparatus for controlling toner density of copying device
A toner density control method and apparatus of a copying device for copying continuously from a plurality of documents onto recording sheets optically detect the density of a patch image of a reference density plate formed on the surface of a photosensit...
05/23/1989
4571055Transport item detecting arrangement
The disclosure is directed to a detecting arrangement for detecting presence or absence of an item to be transported, for example, a paper sheet or the like, which includes a light emitting element and a light receiving element disposed to confront a tran...
02/18/1986
4512649Fuser apparatus
Apparatus for fusing a toner image to a support by means of heat and pressure. The fuser apparatus includes a heated fuser member which contacts toner image carrying supports moved along a path. A sensor is spaced from the fuser member for sensing the tem...
04/23/1985
4505572Electrostatic reproducing apparatus
An electrostatic reproducing apparatus characterized in that a sensor unit consisting integrally of at least one light emitting element and one light receiving element is disposed close to the surface of a photosensitive member at a position downstream of...
03/19/1985
4443101Recording paper separation failure release for copying machine
A copying machine in which a toner image is transferred from an image retaining member to a recording paper and, after the transfer of said toner image, said recording paper is separated from said image retaining member and ejected to the outside of said ...
04/17/1984
4423949Jam detection apparatus and method in a photocopier
A jam detector circuit for use in a photocopier employs feedback and visual indication circuitry for providing a stable and easily adjusted detector. Feedback is provided to desensitize the circuit to sensing device operating parameters which vary accordi...
01/03/1984
4320961Jam detecting apparatus and method for electrostatic copier
A method and apparatus are described for correcting a jam condition in a photocopier, the copier having a transfer station at which a developed image is transferred from a moving photosensitive surface onto a sheet material and a cleaning station having a...
03/23/1982
4244648Misfeed detector for copy machine
A jam detector for use in a plain paper copying machine of the type in which the copy paper to which the image has been transferred from the surface of a photoconductive drum is removed from the drum by a pick-off element which acts on a narrow strip of t...
01/13/1981
4239372Transfer type electrophotographic copying machine
In a transfer type electrophotographic copying machine, the amount of supplied toner is controlled in accordancw with the voltage developed by the reflection of light from an indexing image developed on the photosensitive member before or behind the trans...
12/16/1980
4073585Sheet removing device for use in electrophotographic copying machine
A sheet removing device for use in an electrophotographic copying machine which removes unstripped sheets from the photosensitive body by providing feed rollers which rotate in reverse upon a stripping failure to pull the sheet off the photosensitive body...
02/14/1978
4032228Foreign object detector/brush cleaner
A reproduction machine having a cleaning brush mechanism for cleaning the photoreceptor surface of the machine has a detector mounted within the mechanism for sensing the presence of any transfer sheet which might accidently enter the mechanism. The clean...
06/28/1977
  2  
 
Sign InRegister
Username  
Password   
forgot password?