The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 1978
Filed:
Jun. 22, 1977
Applicant:
Inventors:
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
118662 ; 118651 ; 355 10 ; 427 15 ;
Abstract
A device for developing a latent image produced on a record sheet by an effect of electrostatic charge by charged particles dispersed in a developer solution is disclosed. The device comprises a tank containing the developer solution and at least one pair of opposed rollers immersed in said developer solution at an intermediate region of said tank, said opposed rollers being passed by the record sheet therebetween and arranged closely adjacent to the record sheet.